Method of device for converting rotary motion to reciprocating percussion motion and device for converting rotary motion to reciprocating percussion motion that implements the method

Abstract

A method and device for converting rotary motion to reciprocating percussion motion. The device applies to the mining field or mechanical engineering field, and has advantages such as strong structural strength and a small amount of maintenance.

1 . A method of equipment for converting rotary motion into reciprocating impact motion, characterized in that, an impact power source element is arranged, wherein the impact power source element is arranged perpendicular to a rocker arm or parallel to the rocker arm, the impact power source element is arranged to be a motor or a hydraulic motor or a pneumatic motor, a power belt pulley or a power gear or a power chain wheel or a power bevel gear is installed on the power output shaft of the motor or the hydraulic motor or the pneumatic motor, a transmission belt pulley or a transmission gear or a transmission chain wheel or a transmission bevel gear is used for driving a crank shaft, the power output shaft is perpendicular to the rocker arm, and the power output shaft, a transmission shaft and the crank shaft are arranged in parallel to enable the transmission gear to drive the crank shaft to convert rotary motion into reciprocating impact motion, or the power output shaft is arranged parallel to the rocker arm to drive the crank shaft to convert the rotary motion into the reciprocating impact motion after converting the power direction through the power bevel gear and the transmission bevel gear, an impact head is connected with an impact driving mechanism, the impact driving mechanism is arranged on the rocker arm, the crank shaft is used for driving the impact head to impact in a reciprocating manner, the rocker arm is arranged at the front end of a machine body, a walking part is arranged at the lower part of the machine body, and the walking part is used for driving the machine body to walk to continuously work. 
     
     
         2 . The method of equipment for converting rotary motion into reciprocating impact motion according to  claim 1 , characterized in that, a rotating device is arranged, wherein the rotating device is arranged on a fixed seat and a movable arm, the fixed seat is arranged to a fixed arm and/or a bracket, the fixed arm and/or the bracket is movably connected with the movable arm, and the rotating device is used for driving the movable arm to rotate relative to the fixed arm and/or the bracket. 
     
     
         3 . The method of equipment for converting rotary motion into reciprocating impact motion according to  claim 1 , characterized in that, a telescopic device is arranged, wherein the telescopic device is arranged on the fixed seat and/or the movable arm, one end of the telescopic device is connected with the movable arm, and the telescopic device is used for driving the movable arm to reciprocate relative to the fixed seat. 
     
     
         4 . The method of equipment for converting rotary motion into reciprocating impact motion according to  claim 1 , characterized in that, a limiting device is arranged, wherein the limiting device is used for positioning the rotation position and/or telescopic position of the movable arm. 
     
     
         5 . The method of equipment for converting rotary motion into reciprocating impact motion according to  claim 1 , characterized in that, a locking device is arranged, wherein the locking device is used for locking the movable arm after rotating the same place and/or locking the movable arm after telescoping the same in place. 
     
     
         6 . The method of equipment for converting rotary motion into reciprocating impact motion according to  claim 1 , characterized in that, an action detection and control system is arranged, wherein the action detection and control system is used for detecting and controlling the working state of a working component. 
     
     
         7 . Equipment for converting rotary motion into reciprocating impact motion, for implementing the method of the equipment for converting rotary motion into reciprocating impact motion of  claim 1 , comprising a machine body, a walking part and a reciprocating impact part, characterized in that, the reciprocating impact part comprises an impact driving mechanism, a rocker arm and an impact head, the impact driving mechanism comprises an impact power source element, a transmission component and a crank shaft, the impact power source element is arranged perpendicular to the rocker arm or parallel to the rocker arm, the impact power source element comprises a motor or a hydraulic motor or a pneumatic motor, the motor or the hydraulic motor or the pneumatic motor comprises a power output shaft, the transmission component comprises a belt pulley transmission component or a gear transmission component or a chain wheel transmission component or a bevel gear transmission component, the belt pulley transmission component comprises a belt, a power belt pulley and a transmission belt pulley, the gear transmission component comprises a power gear and a transmission gear, the chain wheel transmission component comprises a power chain wheel, a transmission chain wheel and a chain, the bevel gear transmission component comprises a power bevel gear and a transmission bevel gear, the impact power source element comprises a power output shaft, the power belt pulley or the power gear or the power chain wheel or the power bevel gear is installed on the power output shaft, the transmission belt pulley or the transmission gear or the transmission chain wheel or the transmission bevel gear is used for driving the crank shaft, the transmission component comprises a transmission shaft, the power output shaft is arranged perpendicular to the rocker arm and parallel to the transmission shaft and the crank shaft for enabling the transmission gear or the transmission belt pulley or the transmission chain wheel to drive the crank shaft to convert rotary motion into reciprocating impact motion, or the power output shaft is arranged parallel to the rocker arm to drive the crank shaft to convert the rotary motion into the reciprocating impact motion after converting the power direction through the power bevel gear and the transmission bevel gear, the reciprocating impact part is arranged on the machine body, the crank shaft is used for driving the impact head to impact in a reciprocating manner, the walking part is arranged at the lower part of the machine body, the walking part is used for driving the machine body to walk, and the machine body is used for driving the reciprocating impact part to move to continuously work. 
     
     
         8 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a fixed seat and a movable arm, wherein the fixed seat and the movable arm are separated or integrated, the impact driving mechanism is arranged on the movable arm, the movable arm is arranged on the fixed seat, and the fixed seat is hinged or fixedly connected with the movable arm. 
     
     
         9 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a fixed seat, wherein the fixed seat is provided with an outer guide cylinder or an inner guide cylinder, the movable arm is correspondingly arranged in the inner guide cylinder or the outer guide cylinder, and the inner guide cylinder is arranged in the outer guide cylinder. 
     
     
         10 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a rotating device, wherein the rotating device comprises a fixed seat and a movable arm, the fixed seat comprises a fixed arm and/or a bracket, the fixed seat is movably connected with the movable arm, the rotating device is arranged on the fixed seat and/or the movable arm, and the rotating device is used for driving the movable arm to rotate relative to the fixed seat. 
     
     
         11 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a telescopic device, wherein the telescopic device comprises a fixed seat and a movable arm, the telescopic device is arranged on the fixed seat and/or the movable arm, and the telescopic device is used for driving the movable arm to reciprocate relative to the fixed seat. 
     
     
         12 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a limiting device, wherein the limiting device comprises a rotary limiting device and/or a telescopic limiting device, the rotary limiting device is used for limiting the rotation position of the movable arm and/or the telescopic limiting device is used for limiting the telescopic position of the movable arm. 
     
     
         13 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 8 , characterized in that, the movable arm or the fixed seat comprises a transition disk, wherein the transition disk is movably connected with the movable arm and/or the fixed seat, the rotating device is arranged between the transition disk and the movable arm, the rotating device is used for driving the movable arm to rotate relative to the transition disk, the telescopic device is arranged on the transition disk and the fixed seat, the telescopic device is used for driving the transition disk to telescope relative to the fixed seat, and the transition disk is used for driving the movable arm to telescope relative to the fixed seat. 
     
     
         14 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 13 , characterized in that, the transition disk is provided with a transition disk round hole, the movable arm comprises an inner guide cylinder of the movable arm, the transition disk round hole is matched with the inner guide cylinder of the movable arm, and the inner guide cylinder of the movable arm rotates in the transition disk round hole. 
     
     
         15 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a rotary locking device and/or a telescopic locking device, wherein the rotary locking device is used for locking the movable arm after rotating the same in place and/or the telescopic locking device is used for locking the movable arm after telescoping the same in place. 
     
     
         16 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises an action detection and control system, wherein the action detection and control system is used for detecting and controlling the working state of a working component. 
     
     
         17 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 16 , characterized in that, the action detection and control system comprises a manual action detection and control system or hydraulic action detection and control system or a pneumatic action detection and control system or an electric action detection and control system. 
     
     
         18 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a limiting device, a rotary locking device, a rotary telescopic device, an action detection and control system, wherein the limiting device comprises a rotary limiting device and/or a telescopic limiting device, the rotary limiting device is used for limiting the rotation position of the movable arm, the rotary telescopic limiting device is used for limiting the telescoping of the movable arm, the rotary locking device is used for locking the movable arm after rotating the same in place and/or locking the movable arm after telescoping the same in place, and the action detection and control system is used for detecting and controlling the working state of the working component. 
     
     
         19 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 12 , characterized in that, the rotary limiting device comprises a rotary positioning element, wherein the rotary positioning element comprises a rotary positioning driving component, a rotary locking pin and a rotary positioning hole slot, the rotary positioning driving component is arranged on the fixed seat and/or the movable arm, the rotary positioning hole slot is correspondingly arranged on the movable arm and/or on the fixed seat, the rotary positioning driving component is used for driving the rotary locking pin to telescopically enter the rotary positioning hole slot for positioning, and the rotary positioning driving component and the rotary locking pin are separately connected or are integrated. 
     
     
         20 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 8 , characterized in that, the movable arm comprises a guide lug boss of the movable arm or a guide groove of the movable arm, wherein a guide groove of the fixed seat or a guide lug boss of the fixed seat is correspondingly arranged on the fixed seat, the guide groove of the fixed seat and the guide lug boss of the movable arm are buckled to guide telescoping or the guide lug boss of the fixed seat and the guide groove of the movable arm are matched to guide telescoping. 
     
     
         21 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a rotating device, wherein the rotating device comprises a gear rotating device or a cable wire rotating device or a hydraulic rotating device or a pneumatic rotating device or a rack rotating device or a gear ring rotating device or a thread screw rotating device or a hanging gear rotating device or a chain drive rotating device or a motor drive rotating device. 
     
     
         22 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 21 , characterized in that, the gear ring rotating device comprises a rotating gear ring, a rotating gear, a rotating power source element, a supporting element of the rotating power source element, wherein the rotating gear ring and the movable arm are connected or integrated, the rotating gear and the rotating power source element are connected or integrated, the rotating power source element is arranged on the supporting element of the rotating power source element, the rotating gear is engaged with the rotating gear ring, the rotating power source element is used for driving the rotating gear to rotate, the rotating gear is used for driving the rotating gear ring to rotate, and the rotating gear ring is used for driving the movable arm to rotate. 
     
     
         23 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 21 , characterized in that, the gear ring rotating device comprises a rotating gear ring, a rotating gear and a rotating power source element, wherein the rotating gear is arranged on the movable arm, the rotating gear ring is arranged on the fixed seat, the rotating power source element is used for driving the rotating gear ring to rotate, the rotating gear ring is engaged with the rotating gear, the rotating gear ring is used for driving the rotating gear to rotate, and the rotating gear is used for driving the movable arm to rotate. 
     
     
         24 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 21 , characterized in that, the cable wire rotating device comprises a cable wire, a rotating power source element, and a supporting frame of the rotating power source element, wherein the cable wire is wound on a power source element output shaft, the two ends of the cable wire are connected with the movable arm, the rotating power source element is connected with the cable wire, the rotating power source element is arranged on a supporting element of the rotating power source element, the power source element is used for driving the cable wire, and the cable wire is used for driving the movable arm to rotate. 
     
     
         25 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 21 , characterized in that, the cable wire rotating device comprises a cable wire, a bend wheel, a rotating power source element, and a supporting frame of the rotating power source element, wherein the cable wire is wound on the bend wheel, the two ends of the cable wire are connected with the movable arm through the bend wheel, the rotating power source element is connected with the cable wire or the bend wheel, the rotating power source element is arranged on a supporting element of the rotating power source element, the rotating power source element is used for driving the cable wire or the bend wheel, and the cable wire is used for driving the movable arm to rotate. 
     
     
         26 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 10  or  11 , characterized in that, the rotating device and/or the telescopic device comprises a hydraulic dive rotating device or a pneumatic rotating device or a motor drive rotating device, wherein the hydraulic drive rotating device or the pneumatic rotating device comprises a cylinder body, a cylinder rod, a pipeline, a control valve, the cylinder body and the fixed arm are connected or integrated, the cylinder rod and the movable arm are connected or separated or integrated, the pipeline is connected with the cylinder body and the control valve, the control valve is used for controlling the flow of liquid or a gas, and the liquid or the gas is used for driving the movable arm to rotate and/or telescope. 
     
     
         27 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the rocker arm comprises a telescopic device, wherein the telescopic device comprises a gear and rack telescopic device or a screw telescopic device or a hydraulic telescopic device or a pneumatic telescopic device or a cable wire telescopic device or a chain telescopic device or a motor drive telescopic device or a jack telescopic device. 
     
     
         28 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 15 , characterized in that, the rotary locking, device comprises a disk brake type rotary locking device or a pin hole rotary locking device or a drum brake type rotary locking device or a hanging gear brake type rotary locking device or a cushion block brake type rotary locking device or a rope pulling type rotary locking device or a rotary locking device of a chain or a rotary locking device of catching groove or a rotary locking device of a hook or a rotary locking device of a baffle or a rotary locking device of an elastic pin or a rotary locking device of an expansion pin, and the telescopic locking device and the rotary locking device are separated or separately connected or integrated. 
     
     
         29 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 15 , characterized in that, the telescopic locking device comprises a disk brake type telescopic locking device or a pin hole telescopic locking device or a drum brake type telescopic locking device or a hanging gear brake type telescopic locking device or a cushion block brake type telescopic locking device or a rope pulling type telescopic locking device or a chain telescopic locking device or a catching groove telescopic locking device or a hook telescopic locking device or a baffle telescopic locking device or an elastic pin telescopic locking device or an expansion pin telescopic locking device. 
     
     
         30 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 12 , characterized in that, the rotary limiting device comprises a rotary limiting platform or a rotary limiting block or a rotary limiting pin or a rotary limiting hole or a rotary limiting plate or a rotary limiting ring or a rotary limiting tooth of a rotary limiting groove or a rotary limiting hook or a rotary limiting rope or a rotary limiting elastic pin or a rotary limiting expansion pin or a rotary limiting chain, and the telescopic device and the rotary limiting device are separated or separately connected or integrated. 
     
     
         31 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 12 , characterized in that, the telescopic limiting device comprises a telescopic limiting platform or a telescopic limiting block or a telescopic limiting pin or a telescopic limiting hole or a telescopic limiting plate or a telescopic limiting ring or a telescopic limiting tooth or a telescopic limiting groove or a telescopic limiting hook or a telescopic limiting rope or a telescopic limiting elastic pin or a telescopic limiting expansion pin or a telescopic limiting chain. 
     
     
         32 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 12 , characterized in that, the limiting device comprises a limiting buffer element, wherein the limiting buffer element is arranged on a limiting platform or a limiting block or a limiting pin or a limiting hole or a limiting plate or a limiting ring or a limiting tooth or a limiting groove or the movable arm or the fixed arm or the bracket. 
     
     
         33 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 32 , characterized in that, the limiting buffer element comprises a spring buffer element or a polyurethane buffer element or a rubber buffer element or a nylon buffer element or an airbag buffer element or a sac buffer element or a macromolecular buffer element or a composite material buffer element. 
     
     
         34 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, an access hole corresponding to the power belt pulley or the power gear or the power chain wheel or the transmission belt pulley or the transmission gear or the transmission chain wheel or the power bevel gear or the transmission bevel gear is arranged on the rocker arm. 
     
     
         35 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the motor or the transmission belt pulley or the transmission gear or the transmission chain wheel or the transmission bevel gear is provided with a clutch shaft. 
     
     
         36 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 21 , characterized in that, the motor drive rotating device comprises a telescopic transmission device, wherein the telescopic transmission device comprises a spline sleeve and a spline shaft, the spline sleeve is matched with the spline shaft, under the drive of the telescopic transmission device, the spline sleeve telescopes relative to the spline shaft in a reciprocating manner to increase the digging height and/or digging depth of a digging machine. 
     
     
         37 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the reciprocating impact part comprises an impact power box, an inner-layer material impact mechanism, and an outer-layer material impact mechanism, wherein the outer-layer material impact mechanism comprises outer-layer material impact teeth, an outer-layer material impact tooth seat, and an outer-layer material impact protection device, the outer-layer material impact tooth seat and the outer-layer material impact teeth are separated or integrated, the inner-layer material impact mechanism comprises inner-layer material impact teeth, an inner-layer material impact tooth seat, and an inner-layer material impact protection device, the inner-layer material impact tooth seat and the inner-layer material impact teeth are separated or integrated, the outer-layer material impact protection device and the outer-layer material impact tooth seat are separately connected or are integrated, the inner-layer material impact protection device and the inner-layer material impact tooth seat are separately connected or are integrated, the impact power box is used for driving the outer-layer material impact mechanism and the inner-layer material impact mechanism to reciprocate, a part of the outer-layer material impact protection device and/or a part of the inner-layer material impact protection device is consistently overlapped with the impact power box, in order to prevent a material from entering the outer-layer material impact protection device and the impact power box or prevent the material from entering the inner-layer material impact protection device and the impact power box. 
     
     
         38 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the outer-layer material impact protection device comprises an outer-layer material impact protection plate, wherein the outer-layer material impact protection plate is arranged along the surrounding or a local part of the outer-layer material impact tooth seat, the inner-layer material impact protection device comprises an inner-layer material impact protection plate, and the inner-layer material impact protection plate is arranged along the surrounding or a local part of the inner-layer material impact tooth seat. 
     
     
         39 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the inner-layer material impact protection device reciprocates with the inner-layer material impact tooth seat, the outer-layer material impact protection device reciprocates with the outer-layer material impact tooth seat, the inner-layer material impact protection plate and/or the outer-layer material impact protection plate reciprocates in a manner of leaning against the impact power box, and a wear-resistant gap is arranged at the leaning part. 
     
     
         40 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the inner-layer material impact protection plate comprises a sealing element of the inner-layer material impact protection plate, the outer-layer material impact protection plate comprises a sealing element of the outer-layer material impact protection plate, and the sealing element of the inner-layer material impact protection plate and the sealing element outer-layer material impact protection plate are arranged at the ends consistently overlapped with the impact power box. 
     
     
         41 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the impact power box comprises a sealing element of the impact power box, and the sealing element of the impact power box is arranged at the end consistently overlapped with the inner-layer material impact protection plate and/or the outer-layer material impact protection plate. 
     
     
         42 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, a sealing element is arranged at the joint site of the inner layer material impact protection plate and/or the inner-layer material impact tooth seat, and a sealing element is arranged at the joint site of the outer-layer material impact protection plate and the outer-layer material impact tooth seat. 
     
     
         43 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the impact power box comprises a protection plate stroke groove, the outer-layer material impact protection device comprises an outer-layer material impact protection plate, the inner-layer material impact protection device comprises an inner-layer material impact protection plate, and the adjacent parts of the inner-layer material impact protection plate and the outer-layer material impact protection plate reciprocate in the protection plate stroke groove. 
     
     
         44 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 43 , characterized in that, an elastomer is arranged in the protection plate stroke groove. 
     
     
         45 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 38 , characterized in that, an elastomer is arranged at the free end of the outer-layer material impact protection plate, and/or the elastomer is arranged at the free end of the inner-layer material impact protection plate. 
     
     
         46 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 44  or  45 , characterized in that, the elastomer is used for shaking off and popping out a material brought in by the outer-layer material impact protection plate and/or the inner-layer material impact protection plate and/or other materials dropping into the protection plate stroke groove by means of elastic deformation. 
     
     
         47 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 44  or  45 , characterized in that, the elastomer is used for absorbing the impact counterforce of the outer-layer material impact mechanism and/or the inner-layer material impact mechanism by means of elastic deformation. 
     
     
         48 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the impact power box or the inner-layer material impact mechanism or the outer-layer material impact mechanism comprises a water spray device, wherein the water spray device is used for spraying water to the outer-layer material impact protection device and/or the inner-layer material impact protection device and/or the protection plate stroke groove, in order to prevent the material from being adhered to the outer-layer material impact protection device and/or prevent the material from being adhered to the inner-layer material impact protection device and/or prevent the material from being adhered in the protection plate stroke groove. 
     
     
         49 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 48 , characterized in that, the water spray device is provided with a water flow controller, the water flow controller is used for controlling the water flow direction and/or controlling the water flow position and/or controlling the water spray time, in order to control the water flow to not enter the impact power box and the inner-layer material impact protection device and/or control the water flow to not enter the impact power box and the outer-layer material impact protection device. 
     
     
         50 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 38 , characterized in that, the outer-layer material impact protection plate and/or the inner-layer material impact protection plate is made from a metallic material or a high molecular material or a polyester material or a rubber material or a composite material. 
     
     
         51 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the reciprocating impact part comprises a buffer break-off prevention mechanism, wherein the buffer break-off prevention mechanism comprises a buffer reciprocating element, an elastomer and a buffer supporting element, the elastomer is arranged between the buffer supporting element and the buffer reciprocating element or arranged on the buffer reciprocating element or arranged on the buffer supporting element, the impact power source element comprises a power impact element, the impact head comprises an impact tooth seat, when the buffer reciprocating element is arranged on the power impact element, the buffer supporting element is correspondingly arranged on the impact tooth seat, when the buffer supporting element is arranged on the power impact element, the buffer reciprocating element is correspondingly arranged on the impact tooth seat, the buffer reciprocating element and the power impact element are separated or separately connected or integrated, the buffer reciprocating element and the impact tooth seat are separated or separately connected or integrated, the buffer supporting element and the power impact element are separated or separately connected or integrated, the buffer supporting element and the impact tooth seat are separated or separately connected or integrated, the buffer break-off prevention mechanism is arranged between the impact head and the power impact element, or the buffer break-off prevention mechanism is arranged on the power impact element, or the buffer break-off prevention mechanism is arranged on the impact tooth seat, when the impact head is used for impacting a coal bed or a rock stratum or cement concrete or bituminous concrete or hardened mudstone, an impact counterforce is applied to the buffer break-off prevention mechanism, the buffer reciprocating element extrudes the elastomer, and the elastomer deforms to absorb and decompose the impact counterforce. 
     
     
         52 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that. When the power impact element is connected with the buffer supporting element or the buffer reciprocating element, the impact head is correspondingly connected with the buffer reciprocating element or the buffer supporting element. 
     
     
         53 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer break-off prevention mechanism comprises a buffer reciprocating element, an elastomer, a buffer supporting element and as buffer adjusting element, wherein the elastomer is arranged between the buffer adjusting element and the buffer reciprocating element, the buffer supporting element is movably connected with the buffer adjusting element through threads or a locking pin or a catching groove or a hanging gear, when the impact head is used for impacting the coal bed or the rock stratum or the cement concrete or the bituminous concrete or the hardened mudstone, the impact counterforce is applied the buffer break-off prevention mechanism, the buffer reciprocating element extrudes the elastomer, and the elastomer deforms in the buffer adjusting element to absorb and decompose the impact counterforce. 
     
     
         54 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 53 , characterized in that, a pre-tightening force adjusting structure used for adjusting the relative position of the buffer adjusting element and the buffer supporting element is arranged between the buffer adjusting element and the buffer supporting element, and the pre-tightening force adjusting structure is used for adjusting the relative position of the buffer adjusting element and the buffer supporting element and pressing or loosening the fatigue deformed elastomer. 
     
     
         55 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 54 , characterized in that, the pre-tightening force adjusting structure comprises a thread pre-tightening force adjusting structure or to locking pin pre-tightening force adjusting structure or a clamping pin pre-tightening force adjusting structure or a catching groove pre-tightening force adjusting structure or a snap spring pre-tightening force adjusting structure or a hanging gear pre-tightening force adjusting structure. 
     
     
         56 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer break-off prevention mechanism comprises a buffer reciprocating element, an elastomer and a buffer supporting element, wherein the elastomer is arranged between the buffer supporting element and the buffer reciprocating element or arranged on the buffer reciprocating element or arranged on the buffer supporting element, the buffer supporting element and/or the buffer reciprocating element comprises an elastomer fixing element, the buffer supporting element and the elastomer fixing element are separately connected or are integrated, the buffer reciprocating element and the elastomer fixing element are separately connected or are integrated, the buffer reciprocating element and the elastomer are separated or separately connected or integrated, the elastomer and the buffer supporting element are separately or movably connected or are integrated, the elastomer and the elastomer fixing element are separately or movably connected or are integrated, when the buffer supporting element and the power impact element are separately connected or are integrated, the buffer reciprocating element and the impact head are separately connected or are integrated, when the buffer reciprocating element and the power impact element are separately connected or are integrated, the buffer supporting element and the impact head are separately connected or are integrated, when the impact head is used for impacting the coal bed or the rock stratum or the cement concrete or the bituminous concrete or the hardened mudstone, the impact counterforce is applied to the buffer break-off prevention mechanism, the elastomer fixing element extrudes the elastomer, and the elastomer deforms to absorb and decompose the impact counterforce, to avoid the break-off damage to the power impact element. 
     
     
         57 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer break-off prevention mechanism comprises a buffer reciprocating element, an elastomer and a buffer supporting element, wherein the elastomer is arranged between the buffer supporting element and the buffer reciprocating element or arranged on the buffer reciprocating element or arranged on the buffer supporting element, the buffer supporting element and/or the buffer reciprocating element comprises an elastomer fixing element, the buffer supporting element and the elastomer fixing element are separately connected or are integrated, the buffer reciprocating element and the elastomer fixing element are separately connected or are integrated, the buffer reciprocating element and the elastomer are separated or separately connected or integrated, the elastomer and the buffer supporting element are separately or movably connected or are integrated, when the elastomer and the elastomer fixing element are fixedly connected or are integrated, the elastomer fixing element and/or the buffer reciprocating element extrudes the elastomer, and the elastomer telescopes to absorb and decompose the impact counterforce. 
     
     
         58 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the reciprocating impact part comprises a guide mechanism, wherein the buffer break-off prevention mechanism comprises a buffer reciprocating element, an elastomer and a buffer supporting element, the elastomer is arranged between the buffer supporting element and the buffer reciprocating element or arranged on the buffer reciprocating element or arranged on the buffer supporting element, the buffer supporting element and/or the buffer reciprocating element comprises an elastomer fixing element, the buffer supporting element and the elastomer fixing element are separated or separately connected or integrated, the buffer reciprocating element and the elastomer fixing element are separated or separately connected or integrated, the buffer reciprocating element and the elastomer are separated or separately connected or integrated, the elastomer and the buffer supporting element are separately or movably connected or are integrated, when the elastomer and the elastomer fixing element are separated or separately connected or integrated, the elastomer fixing element and/or the buffer reciprocating element extrudes the elastomer, the elastomer deforms to absorb and decompose the impact counterforce, and the guide mechanism is used for correcting the impact direction of the impact head. 
     
     
         59 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 56 ,  57  or  58 , characterized in that, the elastomer fixing element comprises a sleeve elastomer fixing element or a frame-shaped elastomer fixing element or a U-shaped elastomer fixing element or a multi-prismatic elastomer fixing element or a plate type elastomer fixing element or a rod type elastomer fixing element or a thread type elastomer fixing element or a neck elastomer fixing element or a baffle elastomer fixing element or a hinge hole elastomer fixing element or a fixing shaft elastomer fixing element or a pin shaft elastomer fixing element or a hook elastomer fixing element or a locking pin elastomer fixing element or a clamping pin elastomer fixing element or a hanging gear elastomer fixing element or a triangular elastomer fixing element or a quadrangular elastomer fixing element or a polygonal elastomer fixing element or a sleeve rod type elastomer fixing element or a positioning platform elastomer fixing element or a positioning pin elastomer fixing element or a positioning hole elastomer fixing element or a positioning groove elastomer fixing element or a positioning bolt elastomer fixing element or a positioning neck elastomer fixing element or a positioning guide post elastomer fixing element or a positioning shaft elastomer fixing element or a positioning plate elastomer fixing element or a positioning ring elastomer fixing element or a positioning hook elastomer fixing element or a positioning thread elastomer fixing element or a clamping sleeve elastomer fixing element or a transverse H-shaped elastomer fixing element or a combined elastomer fixing element. 
     
     
         60 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer reciprocating element comprises a cylindrical buffer reciprocating element or a frame-shaped buffer reciprocating element or a U-shaped buffer reciprocating element or a multi-prismatic buffer reciprocating element or a plate type buffer reciprocating element or a rod type buffer reciprocating element or a thread adjustment type buffer reciprocating element or a neck buffer reciprocating element or a baffle buffer reciprocating element or a hinge hole buffer reciprocating element or a pin shaft buffer reciprocating element or a hook buffer reciprocating element or a combination of multiple shapes. 
     
     
         61 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer break-off prevention mechanism is provided with as buffer reciprocating guide structure, wherein the buffer reciprocating guide structure and the buffer supporting element are separated or separately connected or integrated, or the buffer reciprocating guide structure and the buffer reciprocating element are separated or separately connected or integrated. 
     
     
         62 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 61 , characterized in that, the buffer reciprocating guide structure comprises a cylindrical buffer reciprocating guide structure or a plate type buffer reciprocating guide structure or a triangular buffer reciprocating guide structure or a quadrangular buffer reciprocating guide structure or a polygonal buffer reciprocating guide structure or a columnar buffer reciprocating guide structure or a rod type buffer reciprocating guide structure or a push-pull type buffer reciprocating guider or a sleeve rod type buffer reciprocating guider or an elastomer buffer reciprocating guider. 
     
     
         63 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer break-off prevention mechanism comprises a buffer anti-drop limiting structure, wherein the buffer anti-drop limiting structure comprises an anti-drop limiting structure of the buffer reciprocating element and/or an anti-drop limiting structure of the buffer supporting element, the anti-drop limiting structure of the buffer supporting element and the buffer supporting element are separated or separately connected or integrated, the anti-drop limiting structure of the buffer reciprocating element and the buffer reciprocating element are separated or separately connected or integrated, the buffer anti-drop limiting structure is used for preventing the separation of the buffer reciprocating element and the buffer supporting element or preventing the separation of the buffer reciprocating element and the impact tooth seat or preventing the separation of the elastomer and the buffer reciprocating element or preventing the separation of the elastomer and the buffer supporting element or preventing the separation of the elastomer and the impact tooth seat. 
     
     
         64 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 63 , characterized in that, the anti-drop limiting structure of the reciprocating element comprises a limiting platform or a limiting pin or a limiting hole or a limiting groove or a limiting bolt or a limiting neck or a limiting guide post or a limiting shaft or a limiting plate or a limiting ring or a limiting snap spring or a limiting hook or a limiting thread or a clamping sleeve or combined limiting. 
     
     
         65 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer supporting element comprises a rod type buffer supporting element or a cylindrical buffer supporting element or a frame-shaped buffer supporting element or a U-shaped buffer supporting element or a multi-prismatic buffer supporting element or a plate type buffer supporting element or a thread adjustment type buffer supporting element or a neck buffer supporting element or a baffle buffer supporting element or a hinge hole buffer supporting element or a pin shaft buffer supporting element or a hook buffer supporting element or a clamping sleeve buffer supporting element or a combination of multiple shapes. 
     
     
         66 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer break-off prevention mechanism comprises a bidirectional buffer break-off prevention mechanism or a unidirectional buffer break-off prevention mechanism. 
     
     
         67 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, a quantitative motion gap for the buffer reciprocating element is arranged at the buckling site of the buffer reciprocating element and the buffer supporting element, when an impact counteraction break-off force of the impact head is applied to the buffer break-off prevention mechanism, the buffer reciprocating element swings between the buffer supporting element and the buffer reciprocating element, to prevent the impact counteraction break-off force from breaking off the impact power source element. 
     
     
         68 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 66 , characterized in that, the bidirectional buffer break-off prevention mechanism comprises a buffer supporting element and a buffer reciprocating element, wherein an elastomer blocking element is arranged on the buffer reciprocating element, elastomers are arranged at both sides of the elastomer blocking element, a counterforce generated by the power impact element when driving the impact head to bidirectionally impact respectively acts on the elastomers at the two sides of the elastomer blocking element, and the elastomers at the two sides of the elastomer blocking element bidirectionally buffer. 
     
     
         69 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 68 , characterized in that, the elastomer blocking element comprises a lug boss or a blocking column or a baffle or a bulb column or a bulb plate or a cambered convex edge or a cambered edge plate or a cambered head column. 
     
     
         70 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 69 , characterized in that, when the impact counteraction break-off force of the impact head is applied to the buffer break-off prevention mechanism to buffer the swing of the buffer reciprocating element between the buffer supporting element and the buffer reciprocating element, the bulb column or the bulb plate or the cambered convex edge or the cambered edge plate or the cambered head column of the elastomer blocking element generates no break-off damage to the buffer reciprocating element and/or the buffer supporting element. 
     
     
         71 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, a buffer supporting element bulb or a cambered surface of the buffer supporting element is arranged at the part of the buffer supporting element at the joint site of the buffer supporting element and the buffer reciprocating element, when the impact counteraction break-off force of the impact head is applied to the buffer break-off prevention mechanism to buffer the swing of the buffer reciprocating element between the buffer supporting element and the buffer reciprocating element, the buffer supporting element bulb or the cambered surface of the buffer supporting element generates no break-off damage to the buffer reciprocating element and/or the buffer supporting element. 
     
     
         72 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the elastomer is serially connected to the buffer reciprocating element, the buffer supporting element comprises a front end guide element, a rear end guide element, the buffer reciprocating element is arranged on the front end guide element and/or the rear end guide element, and the front end guide element and/or the rear end guide element is used for enlarging the correction distance and/or force of the buffer reciprocating element. 
     
     
         73 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the elastomer comprises a spring or elastic rubber or a spring steel plate or a disk spring or elastic polyester or elastic nylon or elastic corrugated steel or a sac or an airbag or an elastic granule or a polymeric elastomer or a composite material elastomer or an air pressure or a hydraulic pressure or a pneumatic spring or a hydraulic spring. 
     
     
         74 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer reciprocating element and/or the buffer supporting element comprises a sealing element. 
     
     
         75 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, a lubricant is arranged on the buffer reciprocating element or the buffer supporting element, or the buffer reciprocating element is a self-lubricating material, or the buffer supporting element is a self-lubricating material. 
     
     
         76 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the reciprocating impact part comprises a guide mechanism, an impact driving mechanism, an impact head, wherein the guide mechanism and the impact driving mechanism are separated or separately connected or integrated, the impact driving mechanism comprises a power supporting element, the guide mechanism comprises a guide supporting element, the power supporting element and the guide supporting element are separated or separately connected or integrated, the power supporting element and/or the guide supporting element comprises a friction body supporting element, the friction body supporting element and the power supporting element or the friction body supporting element and the guide supporting element are separated or separately connected or integrated, the friction body supporting element comprises a rolling body supporting element or a suspension body supporting element, the rolling body supporting element and the suspension body supporting element are separated or separately connected or integrated, the rolling body supporting element comprises a guide rolling body supporting element and/or a power rolling body supporting element, the guide rolling body supporting element and the power rolling body supporting element are separated or separately connected or integrated, the suspension body supporting element comprises a guide suspension body supporting element and/or a power suspension body supporting element, the guide suspension body supporting element and the power suspension body supporting element are separated or separately connected or integrated, the guide mechanism comprises an impact guide element, a friction body, a friction body supporting element, the friction body comprises a rolling body or a suspension body, the rolling body comprises a guide rolling body and/or a power rolling body, the guide rolling body and the power rolling body are separated or separately connected or integrated, the suspension body comprises a guide suspension body and/or a power suspension body, and the guide suspension body and the power suspension body are separated or separately connected or integrated; the impact driving mechanism comprises a power impact element, a power supporting element, and the impact guide element and the power impact element are separated or separately connected or integrated; the impact guide element and the impact head are separately arranged or are integrated, the power impact element and the impact head are movably connected or are separated or integrated, the friction body is arranged between the guide supporting element and the impact guide element or between the power supporting element and the power impact element, the guide supporting element or the power supporting element comprises a friction body supporting element, the power impact element is used for driving the impact guide element or the impact head to reciprocate, and the friction body and the friction body supporting element are in close fit with the impact guide element to support the impact head to impact through rolling friction or suspension friction; the machine body comprises a rack, a lifting mechanism is arranged on the rack or no lifting mechanism is arranged on the rack, the reciprocating impact part is arranged on the rack or on the lifting mechanism, and the rack is arranged on the machine body or the rack and the lifting mechanism is cooperatively arranged on the machine body; the machine body supports the impact head to impact in a reciprocating manner for blanking. 
     
     
         77 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the friction body supporting element, the impact guide element, the friction body are in close buckling to support the impact head to impact through rolling friction or suspension friction and correct the impact direction of the impact head, in order to prevent the break-off damage to the impact driving mechanism under the protection of the guide mechanism and improve the impact efficiency. 
     
     
         78 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a crank impact driving mechanism, wherein the crank impact driving mechanism comprises a power impact element and a power supporting element, and the impact guide element and the power impact element are separated or separately connected or integrated. 
     
     
         79 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box, wherein the guide mechanism and the impact driving mechanism are combined and arranged in the impact power box, impact heads are arranged at the two ends of the impact guide element arranged in the impact power box, or the impact head is arranged at one end of the impact guide element and a counterweight element used for preventing the impact head from breaking of the guide mechanism, the impact driving mechanism and/or the machine body due to unbalanced gravity is arranged at the other end thereof, or the impact head is arranged at one end of the impact guide element and the end part of the power impact element and the impact head are connected or separated, the power supporting element and the impact power box are separated or integrated or connected, and the impact power box is used for protecting the components in the impact power box from being corroded by such pollutants as dust, an etchant gas, sewage. 
     
     
         80 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part further comprises a supporting frame, and the impact driving mechanism or the guide mechanism is arranged on the supporting frame. 
     
     
         81 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, a limiting structure is arranged on the reciprocating impact part, the limiting structure is arranged to be a guide limiting structure or a power limiting structure, and the guide limiting structure and the power limiting structure are separated or separately connected or integrated; the guide limiting structure and the friction body supporting element are connected or separated or integrated, or the guide limiting structure and the impact guide element are connected or separated or integrated, or the guide limiting structure and the guide rolling body are connected or separated or integrated, or the power limiting structure and the power supporting element are connected or separated or integrated, or the power limiting structure and the power impact element are connected or separated or integrated, or the power limiting, structure and the power rolling body are connected or separated or integrated, the guide rolling body or the guide suspension body is arranged on the guide limiting structure, the guide rolling body or the guide suspension body is used for supporting the impact guide element to reciprocate along the friction body supporting element in the guide limiting structure, the guide limiting structure is used for limiting the motion space and/or position of the guide rolling body or the guide suspension body or the impact guide element, the power rolling body or the power suspension body is arranged on the power limiting structure, the power rolling body or the power suspension body is used for supporting the power impact element to reciprocate along the power supporting element in the power limiting structure, the power limiting structure is used for limiting the motion space and/or position of the power rolling body or the power suspension body or the power impact element, and the friction body is used for supporting the impact guide element or the power impact element to reciprocate. 
     
     
         82 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 81 , characterized in that, the limiting structure comprises a raceway or a circular raceway or a cylindrical raceway or a pit or a reciprocating stroke segment or a holder or a limiting plate or a limiting ring or a limiting sleeve or a limiting platform or a limiting rod or a limiting shaft or a limiting groove or a spherical projection or a lug boss or a bearing or cooperation of an inner body and an outer sleeve or an ellipse or a dumb bell shape or a cylinder or a cone or a circular ring shape or a roller or a platform-shaped column or a platform-shaped ball or a platform-shaped drum or a groove-shaped column or a groove-shaped ball or a groove-shaped roller or a groove-shaped ellipse or a square or a U shape or a frame shape or a transverse H shape or a spline shape or a camber or a V shape or an inverted V shape or a circle or a plate shape or a polygon or a cylinder or a spline sleeve or a multi-prismatic key. 
     
     
         83 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the rolling body is used for supporting the impact guide element and the guide rolling body supporting element to relatively reciprocate by means of circular rolling or reciprocating rolling or in situ rolling in the circular raceway, or rolling in the pit, or rolling in the raceway, or rolling in the holder. 
     
     
         84 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, a single or multiple rolling bodies are longitudinally arranged along the reciprocating direction, or a single or multiple rolling bodies are transversely arranged relative to the reciprocating direction. 
     
     
         85 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide rolling body or the power rolling body are arranged in parallel or in a stagger manner along the reciprocating impact direction. 
     
     
         86 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a power supporting element and a power impact element, the guide mechanism comprises at guide rolling body, a guide supporting element, an impact guide element, the guide rolling body comprises a roller, the roller is arranged between the power supporting element and the power impact element or between the guide supporting element and the impact guide element, the roller comprises a roller shaft, the roller and the roller shaft are separated or separately connected or integrated, when the roller shaft is fixed on the power impact element, the roller rolls by leaning against the power supporting element, when the roller shaft is fixed on the power supporting element, the roller rolls by leaning against the power impact element to prevent the joint sliding friction of the power impact element and the power supporting element, or when the roller shaft is fixed on the guide supporting element, the roller rolls by leaning against the impact guide element, and when the roller shaft is fixed on the impact guide element, the roller rolls by leaning against the guide supporting element to prevent the fit sliding friction of the guide supporting element and the impact guide element, so as to reduce the abrasion of the impact driving mechanism or the guide mechanism. 
     
     
         87 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a power supporting element and a power impact element, the guide mechanism comprises a guide rolling body, a guide supporting element and an impact guide element, the guide rolling body comprises a roller, the surface of the roller is processed to a projection, a depression, a V-shaped groove or a curve shape, the shape of the contact surface of the guide supporting element or the impact guide element and the roller is buckled with the shape of the surface of the roller, or the shape of the contact surface of the power supporting element or the power impact element and the roller is buckled with the shape of the surface of the roller, the motion of the impact guide element or the power impact element is controlled to be linear reciprocating motion by means of rolling friction, in order to reduce the abrasion of the impact driving mechanism. 
     
     
         88 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide supporting element or the power supporting element or the impact guide element or the power impact element comprises a reciprocating stroke segment, wherein the width of the reciprocating stroke segment is arranged to be not more than or equal to or close to the width of the friction body in the rolling direction, the length of the reciprocating stroke segment is equal to or close to the sum of one half of the stroke of the impact guide element or the power impact element and the radius of the rolling body, the rolling body is arranged between the guide supporting element and the impact guide element, or is arranged between the power supporting element and the power impact element and is arranged in the reciprocating stroke segment, the reciprocating stroke segment is used for limiting the rolling space and/or position of the rolling body, and the reciprocating stroke segment is used for ensuring rolling friction of the rolling body and the guide supporting element or the power supporting element or the impact guide element or the power impact element when moving. 
     
     
         89 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the friction body supporting element comprises a pit or the impact guide element comprises a pit or the power supporting element comprises a pit or the power impact element comprises a pit, the friction body is arranged between the friction body supporting element and the impact guide element and is arranged in the pit, or the friction body is arranged between the power supporting element and the power impact element and is arranged in the pit, and the pit is used for limiting the rolling space and/or position of the friction body. 
     
     
         90 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the friction body supporting element comprises a raceway or the impact guide element comprises a raceway or the friction body supporting element and the impact guide element comprises raceways, the friction body supporting element, the impact guide element and the friction body rolling in the raceway are in close buckling to drive the impact guide element to reciprocate by means of the rolling friction of the friction body, and the raceway is used for limiting the rolling space and/or position of the friction body. 
     
     
         91 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises a rolling body supporting element, an impact guide element, a holder and a guide rolling body, wherein the holder is arranged between the rolling body supporting element and the impact guide element, the guide rolling body is arranged on the holder, the thickness of the holder is smaller than the diameter of the guide rolling body, the two parts of the guide rolling body higher than the holder are respectively arranged on the rolling body supporting element and the impact guide element, and the holder is singly arranged or fixed on the rolling body supporting element or fixed on the impact guide element; the rolling body supporting element and the impact guide element are in close fit with the guide rolling body in the holder to drive the impact guide element to reciprocate through rolling friction, and the holder is used for limiting the rolling space and/or position of the rolling body. 
     
     
         92 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism further comprises a guide segment, wherein the guide segment is arranged on the impact guide element, the weights of the two ends except the segment overlapped with the impact guide element of the guide segment are equal or basically equal, the guide segment and the impact guide element are separately connected or are integrated, the guide segment is arranged on the friction body supporting element, when moving, the guide segment is always located on the friction body supporting element to keep the gravity balance of the two ends of the impact guide element in a static or motion state, the friction body supporting element, the friction body and the impact guide element are in close fit to support the impact guide element to reciprocate through rolling friction or suspension friction, and the power impact element is used for driving the impact head or the impact guide element to reciprocate. 
     
     
         93 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a crank impact driving mechanism, when the friction body supporting element comprises an outer sleeve, the impact guide element comprises an inner body, or when the friction body supporting element comprises the inner body, the impact guide element comprises the outer sleeve, the friction body is arranged between the outer sleeve and the inner body, the outer sleeve and the inner body are in close fit with the friction body to relatively reciprocate through rolling friction or suspension friction, the impact head is supported by the reciprocating outer sleeve or inner body to reciprocate through rolling friction, and the power impact element is used for driving the impact head to impact. 
     
     
         94 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises a guide friction body supporting element and/or a guide impact guide element and/or a guide friction body, wherein the guide impact guide element, the guide friction body and the guide friction body supporting element are in close buckling to ensure the linear reciprocating motion of the impact head and/or prevent the rotation of the impact head, the guide friction body supporting element and the guide supporting element are separated or separately connected or integrated, and the guide impact guide element and the impact guide element are separated or separately connected or integrated; or the impact driving mechanism comprises a guide power supporting element and/or a guide power impact element and/or a guide friction body, the guide power impact element, the guide friction body and the guide power supporting element are in close buckling to ensure the linear reciprocating motion of the power impact element and/or prevent the rotation of the power impact element, the guide power supporting element and the power supporting element are separated or separately connected or integrated, and the guide power impact element and the power impact element are separated or separately connected or integrated. 
     
     
         95 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 94 , characterized in that, the guide friction body supporting element comprises a quadrangular friction body supporting element or a U-shaped friction body supporting element or a frame-shaped friction body supporting element or a friction body supporting element of the impact power box or a triangular friction body supporting element or an oval friction body supporting element or a polygonal friction body supporting element or a deformed friction body supporting element or a raceway friction body supporting element or a pit friction body supporting element or a friction body supporting element of the reciprocating stroke segment or a friction body supporting element of the holder or a friction body supporting element of the circular raceway or a groove-shaped friction body supporting element or a transverse H-shaped friction body supporting element or a friction body supporting element of the spline sleeve or a cambered friction body supporting element or a V-shaped friction body supporting element or an inverted V-shaped friction body supporting element or a plate-shaped friction body supporting element or a cylindrical friction body supporting element or a multi-prismatic key friction body supporting element, and the guide friction body supporting element and the power supporting element or the guide friction body supporting element and the guide supporting element are separated or separately connected or integrated. 
     
     
         96 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 94 , characterized in that, the guide impact guide element comprises a quadrangular impact guide element or a U-shaped impact guide element or a frame-shaped impact guide element or a V-shaped impact guide element or a triangular impact guide element or an oval impact guide element or a polygonal impact guide element or a deformed impact guide element or a raceway impact guide element or a pit impact guide element or an impact guide element of the reciprocating stroke segment or an impact guide element of the holder or an impact guide element of the circular raceway or a groove-shaped impact guide element or a transverse H-shaped impact guide element or an impact guide element of the spline sleeve or a cambered impact guide element or an inverted V-shaped impact guide element or a plate-shaped impact guide element or a cylindrical impact guide element or a multi-prismatic key impact guide element, and the guide impact guide element and the impact guide element or the guide impact guide element and the power impact element are separated or separately connected or integrated. 
     
     
         97 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the rolling body comprises a spherical rolling body or an oval rolling body or a dumb bell shaped rolling body or a cylindrical rolling body or a conical rolling body or a circular ring-shaped rolling body or a roller rolling body or a platform-shaped column rolling body or a platform-shaped ball rolling body or a platform-shaped drum rolling body or a groove-shaped drum rolling body or a groove-shaped column rolling body or a groove-shaped ball rolling body or a groove-shaped roller rolling body or a groove-shaped oval rolling body or a rolling body with a shaft or a rolling body with a hole or a multi-prismatic key rolling body or a multi-prismatic sleeve rolling body or a rolling drum shaped rolling body or as rolling ball rolling body or a rolling needle rolling body or roller rolling body or a linear bearing or a waist drum wheel rolling body, and the rolling body and the guide rolling body are separated or separately connected or integrated. 
     
     
         98 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the shape of the impact guide element and/or the friction body supporting element is in close buckling with the shape of the friction body to form the guide limiting structure, or the shape of the power impact element and/or the power supporting element is in close buckling with the shape of the friction body to form the power limiting structure, the limiting structure is used for controlling the motion direction of the impact guide element or the power impact element, and/or preventing the rotation of the impact guide element or the power impact element, and the guide limiting structure and the power limiting structure are separated or separately connected or integrated. 
     
     
         99 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide element comprises a raceway impact guide element or a pit impact guide element or a belt frame impact guide element or a circular raceway impact guide element or a stroke segment impact guide element or a limiting impact guide element or a cylindrical impact guide element or a U-shaped impact guide element or a V-shaped impact guide element or a polygonal impact guide element or a frame-shaped impact guide element or a deformed impact guide element or an E-shaped impact guide element. 
     
     
         100 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the friction body supporting element comprises a raceway friction body supporting element or a pit friction body supporting element or a belt frame friction body supporting element or a circular raceway friction body supporting element or a stroke segment friction body supporting element or a limiting friction body supporting element or a cylindrical friction body supporting element or a U-shaped friction body supporting element or V-shaped friction body supporting element or a polygonal friction body supporting element or a frame-shaped friction body supporting element or a friction body supporting element of the impact power box or a deformed friction body supporting element. 
     
     
         101 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the power impact element comprises a raceway power impact element or a pit power impact element or a belt frame power impact element or a circular raceway power impact element or a stroke segment power impact element or a limiting power impact element or a cylindrical power impact element or a U-shaped power impact element or a frame-shaped power impact element or a deformed power impact element or an E-shaped power impact element or a polygonal power impact element. 
     
     
         102 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the power supporting element comprises a raceway power supporting element or a pit power supporting element or a belt frame power supporting element or a circular raceway power supporting element or a stroke segment power supporting element or a limiting power supporting element or a cylindrical power supporting element or a U-shaped power supporting element or an E-shaped power supporting element or a polygonal power supporting element or a power supporting element of the impact power box or a frame-shaped power supporting element or a deformed power supporting element. 
     
     
         103 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the friction body ring impact guide element is arranged or arranged at one side of the impact guide element or on more than two side parts of the impact guide element, or a friction body ring power impact element is arranged or arranged at one side of the power impact element or on more than one side part of the power impact element, and the power impact element comprises a piston or a cylinder rod or a piston rod or a guide rod. 
     
     
         104 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the circular raceway is arranged on the impact guide element or the guide rolling body supporting element, the circular raceway and the impact guide element or the guide rolling body supporting element are separately connected or are integrated, the impact guide element is arranged in the guide rolling body supporting element or at the outside of the guide rolling body supporting element, the guide rolling body is arranged in the circular raceway, the guide rolling body exposed from the circular raceway is in contact with the surface of the guide rolling body supporting element or the surface of the impact guide element, the main body of the impact guide element is not in contact with the surface of the guide rolling body supporting element, and the guide rolling body is used for supporting the impact guide element and the guide rolling body supporting element to relatively reciprocate by means of rolling friction. 
     
     
         105 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 104 , characterized in that, the circular supporting segment and the circular segment of the circular raceway are arranged along the surface of the impact guide element or the guide rolling body supporting element, the guide rolling body in the circular supporting segment supports the rolling friction of the guide rolling body supporting element and the impact guide element, and the guide rolling body in the circular segment does not support the rolling friction of the impact guide element and the guide rolling body supporting element. 
     
     
         106 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 104 , characterized in that, the circular raceway and the guide supporting element or the impact guide element or the power supporting element or the power impact element are connected or integrated. 
     
     
         107 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 104 , characterized in that, the circular raceway comprises a pressure bearing circular raceway and a pressure-free circular raceway, wherein the pressure-free circular raceway and the power supporting element or the power impact element or the guide rolling body supporting element or the impact guide element are separately arranged, and the pressure-free circular raceway is detachable, thereby being conductive to convenient observation, maintenance and change of the power rolling body. 
     
     
         108 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide element or the guide supporting element or the power impact element or the power supporting element is made from a light material, and the light material comprises an aluminum alloy or high-strength plastic or ceramic or a titanium alloy or carbon fiber or light steel or a composite material. 
     
     
         109 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide supporting element is arranged at more than two end parts of the power supporting element to form more than two guide supporting points, the more than two end parts comprise more than two end parts of the main body of the guide supporting element or the spatial positions of more than two end parts excluding the main body of the guide supporting element, the more than two guide supporting points are used for supporting the lifting force of the impact head and ensuring close fit of the friction body, the impact guide element and the friction body supporting element so as to form a multipoint impact head supporting structure, the multipoint impact head supporting structure is used for supporting the impact head at multiple points to correct the impact direction of the impact head, in order to widen the correction width of the impact head to the maximum, enlarge the correction force of the impact head, control the impact direction of the impact head to the maximum, prevent the damage to the impact driving mechanism due to an impact break-off force and/or a counterforce and prolong the service life of the equipment. 
     
     
         110 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, more than two columns of friction bodies are arranged on the surrounding of the impact guide element or the power impact element, the more than two columns of friction bodies bear the gravity load of the impact guide element or the power impact element, at least more than one friction body in a column of friction bodies is used for supporting the impact guide element or the power impact element for reciprocating impact, and the concentrated damage to the friction bodies or the friction body supporting element resulting from that only a column of friction bodies bears the gravity load of the impact guide element or the power impact element is avoided. 
     
     
         111 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises an impact guide element, wherein the impact guide element comprises an upper impact guide element, a lower impact guide element or a left impact guide element, a right impact guide element, the impact driving mechanism comprises a crank impact driving mechanism, the crank impact driving mechanism comprises a power impact element, the power impact element is arranged between the upper impact guide element and the lower impact guide element or between the left impact guide element and the right impact guide element, and the upper impact guide element or the lower impact guide element or the left impact guide element or the right impact guide element forms the multipoint impact head supporting structure. 
     
     
         112 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the contact surface of the friction body and the friction body supporting element and/or the impact guide element is in close buckling, the contact surface of the friction body and the friction body supporting element and/or the impact guide element is as large as possible, in order to prevent overlarge local stress of the friction body, reduce the concentration of the local friction of the friction body on the friction body supporting element and/or the impact guide element and enlarge the correction degree of the impact guide element, the contract surface of the friction body supporting element and/or the impact guide element and the friction body are in close buckling to limit the motion space and/or position of the friction body. 
     
     
         113 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the friction body is arranged between the guide supporting element and the impact guide element or between the power supporting element and the power impact element, the friction body, the impact guide element and the friction body supporting element are in close fit to support the impact head to impact at multiple points by means of rolling friction or suspension friction, the impact guide element is actually extension deformation of the power impact element, due to the extension deformation of the power impact element, the correction width of the impact head is widened to the maximum, the correction force of the impact head is enlarged, the impact head is controlled to the maximum and the damage to the crank impact driving mechanism due to the impact break-off force and/or the counterforce is avoided. 
     
     
         114 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide element is arranged on the friction body supporting element, the impact guide element or the friction body supporting element comprises a liquid suspension body or an air suspension body, or the power impact element or the power supporting element comprises a liquid suspension body or an air suspension body, or the impact guide element and the friction body supporting element comprise magnetic suspension bodies, or the power impact element and the power supporting element comprise magnetic suspension bodies, the magnetic suspension bodies comprise an electromagnetic suspension body or a permanent magnet suspension body, the suspension body is used for forming suspension friction between the impact guide element and the friction body supporting element or between the power impact element and the power supporting element, the suspension friction is used for reducing the friction resistance and/or friction damage between the impact guide element and the friction body supporting element or between the power impact element and the power supporting element, and prolonging the service life of the impact driving mechanism or the guide mechanism. 
     
     
         115 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 114 , characterized in that, the air suspension body comprises an air source, a control valve, a conveying pipeline and an air cavity, wherein the air cavity is arranged on the guide mechanism or the impact driving mechanism, the air suspension body is formed between the guide supporting element and the impact guide element, or the air suspension body is formed between the power supporting element and the power impact element, and the air suspension body is used for supporting the impact guide element to reciprocate through suspension friction or the air suspension body is used for supporting the power impact element to reciprocate through suspension friction. 
     
     
         116 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 114 , characterized in that, the liquid suspension body comprises a liquid medium source, a control valve, a conveying pipeline and a liquid cavity, wherein the liquid cavity is arranged on the guide mechanism or the impact driving mechanism, the liquid suspension body is formed between the guide supporting element and the impact guide element, or the liquid suspension body is formed between the power supporting element and the power impact element, and the liquid suspension body is used for supporting the impact guide element to reciprocate through suspension friction or the liquid suspension body is used for supporting the power impact element to reciprocate through suspension friction. 
     
     
         117 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 114 , characterized in that, the magnetic suspension body comprises an electromagnetic suspension body or a permanent magnet suspension body, wherein the electromagnetic suspension body comprises an electromagnet, the permanent magnet suspension body comprises a permanent magnet, the electromagnet or the permanent magnet is arranged on the impact guide element and the guide supporting element or on the power impact element and the power supporting element. 
     
     
         118 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide element and the guide supporting element or the power impact element and the power supporting element comprise N pole permanent magnets, or the impact guide element and the guide supporting element or the power impact element and the power supporting element comprise S pole permanent magnets, wherein the N pole permanent magnets and the N pole permanent magnets or the S pole permanent magnets and the S pole permanent magnets repel to each other due to the same polarity to form the magnetic suspension body, the power impact element is used for driving the impact guide element to reciprocate, the magnetic suspension body is used for supporting the impact guide element and the guide supporting element to relatively reciprocate through suspension friction or the magnetic suspension body is used for supporting the power impact element and the power supporting element to relatively reciprocate through suspension friction. 
     
     
         119 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide element and the guide supporting element or the power impact element and the power supporting element comprise negative pole electromagnets, or the impact guide element and the guide supporting element or the power impact element and the power supporting element comprise positive pole electromagnets, wherein the negative pole electromagnets and the negative pole electromagnets or the positive pole electromagnets and the positive pole electromagnets repel to each other due to the same polarity to form the magnetic suspension body, the power impact element is used for driving the impact guide element to reciprocate, the magnetic suspension body is used for supporting the impact guide element and the guide supporting element to relatively reciprocate through suspension friction or the magnetic suspension body is used for supporting the power impact element and the power supporting element to relatively reciprocate through suspension friction. 
     
     
         120 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, a break-off prevention mechanism is arranged at one end or two ends of the power impact element. 
     
     
         121 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 120 , characterized in that, the break-off prevention mechanism is arranged to be a rotary break-off prevention mechanism or a separated break-off prevention mechanism or a buffer break-off prevention mechanism. 
     
     
         122 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 121 , characterized in that, the rotary break-off prevention mechanism is arranged to be a joint bearing or a steering connector or a rzeppa universal joint or a cross-shaped universal joint or a bulb catching groove type or a cambered catching groove type, and the rotary structure of the break-off prevention mechanism is stressed to rotate or a separate structure separately isolates the impact counteraction break-off force. 
     
     
         123 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 120 , characterized in that, the break-off prevention mechanism comprises a cambered catching groove type or a rotary connector, wherein the cambered catching groove type comprises a cambered convex head and a groove movably buckled with the cambered convex head, the groove and the power impact element are separately connected or are integrated, the cambered convex head movably buckled with the groove and the impact head are separately connected or are integrated, the rotary connector comprises a rotary connector of a flexible universal joint or a rotary connector of a universal joint bearing or a multiple degrees of freedom platform type rotary connector or a rotary connector of a universal coupling, the rotary connector of the flexible universal joint comprises an elastic element, a universal joint connector, when the universal joint is stressed, the universal joint connector relatively moves by means of the adjustment of the elastic element, the rotary connector of the universal joint bearing comprises a universal joint seat and a rotary connector, the rotary connector is fixed on the universal joint seat, when the universal joint bearing is stressed, relative motion is adjusted by the universal joint seat, the multiple degrees of freedom platform type rotary connector is composed of a movable cylinder, an upper universal hinge, a lower universal hinge, an upper platform and a lower platform, when the upper platform and the lower platform are stressed, the motion with multiple degrees of freedom of the upper platform in the space is achieved through the telescopic motion of the movable cylinder, the rotary connector of the universal coupling is a cross shaft type rotary connector, the cross shaft type rotary connector comprises a cross shaft, a cross universal joint fork, and the cross universal joint fork is connected by the cross shaft to realize relative motion. 
     
     
         124 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 120 , characterized in that, the break-off prevention mechanism comprises a rotary structure, wherein the rotary structure comprises a bulb catching groove type, the bulb catching groove type comprises a bulb and a bulb groove movably buckled with the bulb, the bulb and the power impact element are separately connected or are integrated, the bulb groove movably buckled with the bulb and the impact head are separately connected or are integrated, the power impact element and the impact head are connected or separated, the power impact element is used for driving the impact head to impact, an impact break-off force is applied to the break-off prevention mechanism, and the rotary structure of the break-off prevention mechanism is stressed to rotate. 
     
     
         125 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, a buffer mechanism is arranged on the lifting mechanism or on the reciprocating impact part or on the machine body or between the lifting mechanism and the reciprocating impact part or between the lifting mechanism and the machine body. 
     
     
         126 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 125 , characterized in that, the buffer mechanism comprises a structure buffer mechanism or a power buffer mechanism. 
     
     
         127 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 126 , characterized in that, the structure buffer mechanism comprises a fixed supporting element, a buffer supporting element and a buffer element. 
     
     
         128 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 126 , characterized in that, the power buffer mechanism comprises a slide stroke spline shaft sleeve buffer device or a belt buffer device. 
     
     
         129 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the lifting mechanism or the reciprocating impact part or the rack comprises a structure buffer mechanism, wherein the structure buffer mechanism comprises a fixed supporting element and a buffer supporting element, when the lifting mechanism is provided with the fixed supporting element, the reciprocating impact part is correspondingly provided with the buffer supporting element, or when the rack is provided with the fixed supporting element, the lifting mechanism is correspondingly provided with the buffer supporting element, or the rack is provided with the buffer supporting element, namely, the fixed supporting element is arranged on the reciprocating impact part, a buffer element is arranged between the fixed supporting element and the buffer supporting element or between the lifting mechanism and the rack or between the lifting mechanism and the reciprocating impact part or between the rack and the reciprocating impact part, buffer guide elements are arranged on the fixed supporting element and the buffer supporting element or on the lifting mechanism and the rack or on the lifting mechanism and the reciprocating impact part or on the rack and the reciprocating impact part, the power impact element is used for driving the impact head to impact, when the impact counterforce is applied to the buffer supporting element and the fixed supporting element or to the lifting mechanism and the rack or to the lifting mechanism and the reciprocating impact part or to the rack and the reciprocating impact part, the buffer element deforms to absorb the impact counterforce, and the buffer guide elements are used for controlling the buffer direction to ensure that the buffer is reciprocating liner buffer, so as to prevent the non-directional swing of the impact head during buffer. 
     
     
         130 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the lifting mechanism or the reciprocating impact part or the rack comprises a structure buffer mechanism, wherein the structure buffer mechanism comprises a fixed supporting element and a buffer supporting element, or when the lifting mechanism is provided with the fixed supporting element, the reciprocating impact part is correspondingly provided with the buffer supporting element, or when the rack is provided with the fixed supporting element, the lifting mechanism is correspondingly provided with the buffer supporting element, or the rack is provided with the buffer supporting element, namely, the fixed supporting element is arranged on the reciprocating impact part, when the fixed supporting element comprises the buffer guide element, the buffer supporting element comprises a buffer guide sleeve, or when the buffer supporting element comprises the buffer guide element, the fixed supporting element comprises the buffer guide sleeve, when a guide lug boss or a guide groove is arranged on the buffer guide element, a guide groove or a guide lug boss buckled with the guide lug boss or the guide groove is arranged on the buffer guide sleeve, buffer elements are arranged at the two sides of the projections of the guide lug boss, the buffer guide element is used for supporting the buffer guide sleeve to linearly slide along the buffer guide element in a reciprocating manner or the buffer guide sleeve is used for supporting the buffer guide element to linearly slide along the buffer guide sleeve in a reciprocating manner, the buffer guide element, the buffer elements and the buffer guide sleeve form a bidirectional buffer mechanism, the power impact element is used for driving the impact head to impact, the impact counteraction break-off force is applied to the bidirectional buffer mechanism, the bidirectional buffer mechanism absorbs the impact counterforce, the power impact element is used for driving the impact head to reciprocate, the buffer elements at the front part of the guide lug boss and the rear of the guide lug boss absorb the impact counterforce of the impact head, the buffer guide element, the buffer guide sleeve, the buffer elements cooperate to absorb the impact counterforce of the impact head and control the buffer direction as reciprocating linear buffer, and the buffer guide sleeve is leant against the buffer guide element to linearly slide relatively, in order to prevent the non-directional swing of the lifting mechanism and/or the impact driving mechanism, the guide mechanism and stabilize the impact direction of the impact head. 
     
     
         131 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 129  or  130 , characterized in that, the fixed supporting element, the buffer supporting element comprises a retraction prevention structure, or the buffer guide element, the buffer guide sleeve comprises a retraction prevention structure, wherein the retraction prevention structure comprises a retraction prevention element, the retraction prevention element is used for preventing the fixed supporting element and the buffer supporting element from dropping of during relative reciprocating slide, or the retraction prevention element is used for preventing the buffer guide element and the buffer guide sleeve from dropping off during relative reciprocating slide, the retraction prevention element and the fixed supporting element are separately arranged or connected or integrated, or the retraction prevention element and the buffer supporting element are separately arranged or connected or integrated, or the retraction prevention element and the buffer guide element are separately arranged or connected or integrated, or the retraction prevention element and the buffer guide sleeve are separately arranged or connected or integrated. 
     
     
         132 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part or the lifting mechanism or the rack comprises a rotary power source element and a rotary impact transmission element, or when the rack comprises the rotary power source element, the lifting mechanism comprises the rotary impact transmission element, or when the lifting mechanism comprises the rotary power source element, the reciprocating impact part comprises the rotary impact transmission element, or when the rack comprises the rotary power source element, the reciprocating impact part comprises the rotary impact transmission element, the rotary power source element comprises a motor or a hydraulic motor or a pneumatic motor, the lifting mechanism or the reciprocating impact part or the rack comprises a structure buffer mechanism, the structure buffer mechanism comprises a fixed supporting element and a buffer supporting element, or when the lifting mechanism is provided with the fixed supporting element, the reciprocating impact part is correspondingly provided with the buffer supporting element, or when the rack is provided with the fixed supporting element, the lifting mechanism is correspondingly provided with the buffer supporting element, or when the rack is provided with the fixed supporting element, the reciprocating impact part is correspondingly provided with the buffer supporting element, a buffer element is arranged between the rack and the lifting mechanism or between the fixed supporting element and the buffer supporting element or between the lifting mechanism and the reciprocating impact part or between the rack and the reciprocating impact part, a power buffer mechanism is arranged between the rotary power source element and the rotary impact transmission element or on the rotary impact transmission element, the power buffer mechanism comprises a slide stroke spline shaft sleeve buffer device or a belt buffer device, the slide stroke spline shaft sleeve buffer device comprises a spline shaft and a spline sleeve, a slide reciprocating stroke segment is arranged between the spline shaft and the spline sleeve, when being impacted, the slide reciprocating stroke segment slides in a reciprocating manner to absorb the impact counterforce, the belt buffer device comprises a driving belt pulley, a driven belt pulley and a belt, the driving belt pulley is arranged on the fixed supporting element, the driving belt pulley is connected with the drive shaft of the motor or the hydraulic motor or the pneumatic motor, the driven belt pulley is arranged on the buffer supporting element, the belt is arranged on the driving belt pulley and the driven belt pulley, the driven belt pulley is impacted to move together with the buffer supporting element, the belt absorbs the impact counterforce, the belt buffer device is used for preventing the damage to the motor or the hydraulic motor or the pneumatic motor, the structure buffer mechanism further comprises a buffer guide element, a buffer element is arranged between the rack and the reciprocating impact part or between the fixed supporting element and the buffer supporting element or between the lifting mechanism and the reciprocating impact part or between the rack and the lifting mechanism, the buffer guide element is arranged on the rack and the reciprocating impact part or on the fixed supporting element and the buffer supporting element or on the lifting mechanism and the reciprocating impact part or on the rack and the lifting mechanism, the structure buffer mechanism is used for controlling the buffer structure by use of the buffer guide element when absorbing the impact counterforce through the buffer element, the structure buffer mechanism is matched with the slide stroke spline shaft sleeve buffer device or the belt buffer device to absorb and buffer the impact counterforce of the impact head and guide the buffer direction, in order to prevent the rotary power source element or the lifting mechanism or the rack from being damaged by non-directional swing during buffer and ensure that the impact direction of the impact head faces to a material to be dug. 
     
     
         133 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises a buffer mechanism, wherein the buffer mechanism comprises a rotary power buffer mechanism, the rotary power buffer mechanism comprises a slide stroke spline shaft sleeve buffer device, the slide stroke spline shaft sleeve buffer device comprises a spline shaft and a spline sleeve, a slide reciprocating stroke segment is arranged between the spline shaft and the spline sleeve, when being impacted, the slide reciprocating stroke segment slides in a reciprocating manner to absorb the impact counterforce, the spline shaft is in slide connection with the spline sleeve to buffer in a reciprocating manner, the impact driving mechanism comprises a rotary power source element and a rotary impact transmission element, the rotary power source element comprises a motor or a hydraulic motor or a pneumatic motor, the motor or the hydraulic motor or the pneumatic motor comprises a drive shaft, the spline sleeve or the spline shaft and the drive shaft are connected or integrated, and the spline shaft or the spline sleeve and the rotary impact transmission element are connected or integrated. 
     
     
         134 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises a buffer mechanism, wherein the buffer mechanism comprises a rotary power buffer mechanism, the rotary power buffer mechanism comprises a belt buffer device, the rocker arm comprises a rocker arm buffer element or a rocker arm fixing element, the buffer mechanism further comprises a buffer element, the buffer element is arranged between the rocker arm buffer element and the rocker arm fixing element, the belt buffer device comprises a driving belt pulley, a belt, a driven belt pulley, the driving belt pulley is fixed on the rocker arm fixing element, the driving belt pulley is connected with the drive shaft of the motor or the hydraulic motor or the pneumatic motor, the driven belt pulley is arranged on the rocker arm buffer element, the belt is arranged on the driving belt pulley and the driven belt pulley, the driven belt pulley is impacted to buffer together with the rocker arm buffer element, the belt absorbs the impact counterforce to prevent the motor or the hydraulic motor or the pneumatic motor from being damaged, and the belt buffer device comprises a tensioner. 
     
     
         135 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 134 , characterized in that, the tensioner is arranged at the inner side or the outer side of the belt, the tensioner comprises a tensioning wheel, a tensioning wheel frame, a tensioning spring, a tensioning adjustment rod and a tensioning seat, the tensioning wheel is arranged on the tensioning wheel frame, a guide hole is arranged on the tensioning wheel frame, a polish rod is arranged at one end of the tensioning adjustment rod, a lead screw is arranged at the other end of the tensioning adjustment rod, a blocking shoulder in the middle of the tensioning adjustment rod, the tensioning wheel frame is matched with the polish rod end of the tensioning adjustment rod through the guide hole, the lead screw end of the tensioning adjustment rod is in threaded connection with the tensioning seat, the tensioning spring is arranged between the tensioning wheel frame and the blocking shoulder, the tensioning wheel presses the belt through the elastic force of the spring, and a tensioning force is adjusted by the screwing length of the lead screw and the tensioning seat. 
     
     
         136 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 134 , characterized in that, the belt buffer device comprises a tensioner, wherein the tensioner comprises a sliding seat and a tensioning spring, the driving belt pulley and the motor or the hydraulic motor or the pneumatic motor are installed on the sliding seat, the sliding seat is in slide fit with the rocker arm fixing element, one end of the tensioning spring is connected with the sliding seat, the other end of the tensioning spring is connected with the rocker arm fixing element, and a certain action force is applied to the sliding seat through the spring to tension the belt. 
     
     
         137 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the lifting mechanism comprises a vertical lifting mechanism, wherein the vertical lifting mechanism is used for driving the reciprocating impact part to vertically move up and down, the vertical lifting mechanism comprises a lifting platform, a lifting platform seating seat and a vertical lifting actuator, the vertical lifting actuator comprises a rope and a rope winder or a gear rack or a screw rod or coupling opening and closing device or a chain wheel and a chain or a hydraulic element or a pneumatic element, the vertical lifting actuator is used for driving the lifting platform to vertically lift, the vertical lifting mechanism further comprises a positioning and locking device, the positioning and locking device comprises a latch pin or a spring bolt or a cushion block or a guy rope or a hydraulic cylinder or a cylinder, and the positioning and locking device is used for positioning and locking the lifting platform. 
     
     
         138 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the machine body comprises a rotary disk, wherein the reciprocating impact part is arranged on the rotary disk, and the rotary disk is used for driving the reciprocating impact part to rotate at the front part of the machine body. 
     
     
         139 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the machine body comprises a rotary disk, the lifting mechanism comprises a rocker arm lifting oil cylinder, the rocker arm lifting oil cylinder is used for driving the rocker arm to move up and down, the rotary disk is used for driving the rocker arm to move left and right, and the rotary disk is matched with the rocker arm lifting oil cylinder to adjust the impact head to impact a material at multiple positions and in multiple directions. 
     
     
         140 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the lifting mechanism comprises a translation lifting mechanism, wherein the translation lifting mechanism is arranged at the front part of the machine body, and the translation lifting mechanism is used for driving the reciprocating impact part to translate relative to the machine body. 
     
     
         141 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box or a supporting frame, the impact driving mechanism comprises a crank impact driving mechanism, the crank impact driving mechanism comprises a multi-throw crank shaft multi-rod impact mechanism and a power output component, the multi-throw crank shaft multi-rod impact mechanism comprises a multi-throw crank shaft and a connecting rod, the multi-throw crank shaft comprises a power concentric shaft segment, a connecting handle and an eccentric shaft, the concentric shaft segment, the connecting handle and the eccentric shaft are separated or connected or integrated, one end of the power concentric shaft segment of the multi-throw crank shaft is connected with the power output component of the crank impact driving mechanism, more than two connecting handles, eccentric shafts are arranged at the other end of the power concentric shaft segment, the power concentric shaft segment of the multi-throw crank shaft is installed on the impact power box or the supporting frame, the eccentric shaft of the multi-throw crank shaft is hinged with one end of the connecting rod, the other end of the connecting rod and the impact head are connected or separated, and one eccentric shaft is used for driving more than one connecting rod to impact in a reciprocating manner. 
     
     
         142 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 141 , characterized in that, one eccentric shaft or more than two eccentric shafts are arranged, the more than two eccentric shafts are arranged at intervals along the radial direction of the power output component to form angle difference, the impact driving mechanism comprises a power output component, and the power concentric shaft segment of the multi-throw crank shaft and the power output component are separated or connected or integrated. 
     
     
         143 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 141 , characterized in that, the multi-throw crank shaft is provided with at liquid channel, and the liquid channel is arranged on the power concentric shaft segment, the connecting handle and/or the eccentric shaft. 
     
     
         144 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism is a crank impact driving mechanism, the crank impact driving mechanism comprises a power source element, a cam shaft and a cam, the cam shaft and the cam are separately connected or are integrated, the power source element is used for driving the cam shaft to rotate, and the cam installed on the cam shaft is used for driving the impact head to impact in a reciprocating manner. 
     
     
         145 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a crank impact driving mechanism, wherein the crank impact driving mechanism comprises a power source element, an eccentric shaft and a power impact element, the eccentric shaft is hinged with one end of the power impact element, the power impact element is used for driving the eccentric shaft to rotate, and the eccentric shaft is used for driving the power impact element to impact in a reciprocating manner. 
     
     
         146 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a crank impact driving mechanism, wherein the crank impact driving mechanism comprises more than two power source elements, and the more than two power source elements and the impact head are connected or separated or integrated. 
     
     
         147 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box, the impact driving mechanism comprises a rotary power source element, the rotary power source element comprises a transmission component, the transmission component comprises a variable speed transmission component, the variable speed transmission component is a gear transmission component, when multiple gear transmission components are arranged, a part of the gear transmission components is arranged in the impact power box, and the other part is arranged in the impact power box or at the outside of the impact power box. 
     
     
         148 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box, the impact driving mechanism comprises a rotary power source element, the rotary power source element comprises a transmission component, the transmission component comprises a variable speed transmission component, and the variable speed transmission component comprises a gear transmission component or a combination of the gear transmission component and a belt transmission component. 
     
     
         149 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises one or more guide mechanism. 
     
     
         150 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism is composed of more than two guide mechanisms, the impact driving mechanism is used for driving more than two power impact elements to cooperate with the more than two guide mechanisms, and the more than two power impact elements are used for driving more than two impact heads. 
     
     
         151 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism is composed of more than two guide mechanisms, and the impact driving mechanism is used for driving one power impact element to cooperate with the more than two guide mechanisms. 
     
     
         152 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide element is arranged at one side or the front part or more than two side parts or the surrounding of the impact driving mechanism. 
     
     
         153 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the shape and/or arrangement of the inner-layer material impact teeth is conductive to blanking the inner-layer material of a coal bed to be dug or a rock stratum or cement concrete or bituminous concrete or hardened mudstone, the shape and/or arrangement of the outer-layer material impact teeth is conductive to enabling the material blanked by the inner-layer material impact teeth to flow out from the gaps of the outer-layer material impact teeth, the outer-layer material impact teeth, the inner-layer material impact teeth are arranged side by side to form a multilayer impact head, and the multilayer impact head is used for increasing the coal digging width and improving the coal digging efficiency. 
     
     
         154 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the impact head comprises a step tooth punching and cutting device, wherein the step tooth punching and cutting device comprises impact teeth, the impact teeth are multilayer impact teeth, tooth heads are arranged on the impact teeth, the tooth heads and the impact teeth are separately connected or are integrated, the distances between the tooth heads of the two adjacent layers of impact teeth are different, the coal bed to be dug or the rock stratum or the cement concrete or the bituminous concrete or the hardened mudstone is impacted to a step shape, more than two relatively free surfaces are generated on each step layer of the step-shaped coal bed or rock stratum or cement concrete or bituminous concrete or hardened mudstone, the pressure stress and/or structural strength of the step-shaped coal bed or rock stratum or cement concrete or bituminous concrete or hardened mudstone is greatly reduced compared with that of the original planar coal bed or rock stratum or cement concrete or bituminous concrete or hardened mudstone, after the coal bed or the rock stratum or the cement concrete or the bituminous concrete or the hardened mudstone is impacted to the step shape, when each layer of the impact teeth is used for digging again, the two relatively free surfaces of the step-shaped coal bed or rock stratum or cement concrete or bituminous concrete or hardened mudstone are reasonably utilized to blank the material, so as to greatly reduce the impact resistance, avoid overlarge lumps of the material blanked by the impact head, reduce the power consumption and improve the impact efficiency. 
     
     
         155 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37 , characterized in that, the outer-layer material impact tooth seat comprises a discharge hole, the outer-layer material impact teeth are arranged on the outer-layer material impact tooth seat in a manner of facing to a surface to be dug, the shape or arrangement of the outer-layer material impact teeth is conducive to blanking the outer-layer material of a layer to be dug, the inner-layer material impact teeth and the inner-layer material impact tooth frame are separately connected or are integrated, the shape or arrangement of the inner-layer material impact teeth is conducive to blanking the inner-layer material of the layer to be dug, the discharge hole is conducive to enabling the material blanked by the inner-layer material impact teeth to flow out, and multiple layers of material impact mechanisms cooperate to achieve simultaneous impact blanking and discharging. 
     
     
         156 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact head, wherein the impact head comprises an impact tooth frame and impact teeth, impact guide elements are symmetrically or asymmetrically arranged on the impact tooth frame, and the impact teeth and the impact tooth frame are separately connected or are integrated. 
     
     
         157 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact head, wherein the impact head comprises an impact tooth frame, impact teeth, the impact teeth are multilayer impact teeth, the impact teeth are provided with tooth heads, the impact teeth and the tooth heads are separately connected or are integrated, and the tooth heads are arranged to be a spherical impact head or a conical impact head or a hemispherical impact head or a shovel-shaped impact head or a trapezoidal impact head or a triangular impact head or a step-shaped impact head. 
     
     
         158 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 156  or  157 , characterized in that, the impact tooth frame comprises a curved plate or a trapezoidal frame or a semicircular frame or a triangular frame or a flat plate frame or a frame-shaped frame or a V-shaped frame. 
     
     
         159 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 156  or  157 , characterized in that, the impact head comprises impact teeth, wherein the impact teeth comprise top face cleaning teeth or bottom surface cleaning teeth or side face cleaning teeth. 
     
     
         160 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 159 , characterized in that, the impact head comprises an impact tooth frame and impact teeth, wherein the top face cleaning teeth, the bottom surface cleaning teeth, the side face cleaning teeth are arranged on the same impact tooth frame. 
     
     
         161 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating, impact part comprises an impact head, wherein the impact head comprises shovel teeth, the impact head is composed of more than one shovel tooth, the shovel teeth comprise long shovel teeth or short shovel teeth, and cutting blades are arranged at the side parts of the shovel teeth or no cutting blade is arranged. 
     
     
         162 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact head, wherein the impact head comprises shovel teeth, and the shovel teeth comprise conical teeth or wedge teeth or axe teeth or cutter teeth or chisel teeth. 
     
     
         163 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact head, wherein the impact head comprises shovel teeth and a fixing component, the fixing component is arranged on the impact tooth frame, the shovel teeth and the fixing component are integrated or movably connected, and the movable connecting manner is inserting type or catching groove type or step type or spherical surface type or pin tooth type or bolt fixing type. 
     
     
         164 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact head is used for simultaneously finishing coal blanking and surface cleaning or impact coal blanking during once reciprocating impact. 
     
     
         165 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact guide elements are arranged at the two sides of the impact driving mechanism, the impact head is arranged at one end of each impact guide element, and an identical or a different impact head is arranged at the other end thereof, and different impact heads comprise impact heads with different shapes or different weights. 
     
     
         166 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact head, wherein the impact head is installed at the front part of the machine body or one side of the machine body or more than two side parts of the front part. 
     
     
         167 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact head, wherein an angle adjustor is arranged between the impact head and the rocker arm or between the impact head and the machine body, and the angle adjustor is used for adjusting the impact direction of the impact head. 
     
     
         168 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box or a supporting frame, wherein the impact power box or the supporting frame comprises a lubricating system. 
     
     
         169 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box or a supporting frame, wherein the impact power box is entirely sealed or partially sealed, the impact power box or the supporting frame comprises a sealing element, the sealing element is arranged at the movable connecting position of the impact driving mechanism or the guide mechanism and the impact power box, or the sealing element is arranged at the movable connecting position of the impact driving mechanism or the guide mechanism and the supporting frame. 
     
     
         170 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises an impact guide element, a friction body supporting element, the impact driving mechanism comprises a power impact element and a power supporting element, and a sealing element is arranged between the impact guide element and the friction body supporting element or between the power impact element and the power supporting element. 
     
     
         171 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 42 ,  74 ,  169  or  170 , characterized in that, the sealing element comprises a sealing cavity or a sealing piece or a sealing plug or a sealing pad or an O-shaped ring or a sliding ring or a retainer ring or a supporting ring or a sealing ring or a starlike ring or a pressing ring or a V-shaped body or a U-shaped body or a frame-shaped ring or a groove-shaped element or a pressure spring or an opening sealing ring or a sealing strip or a sealing plate or a sealing block or a hair brush sealing element or a trash removal sealing element or a lip-shaped sealing element. 
     
     
         172 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 42 ,  74 ,  169  or  170 , characterized in that, the sealing element is made from a rubber material or a polyurethane material or a nylon material or a plastic material or a metallic material or a composite material. 
     
     
         173 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises an impact guide element, wherein an impact element protection cover is arranged at the joint site of the power impact element and the impact head, or a guide element protection cover is arranged at the joint site of the impact guide element and the impact head, the power impact element and the impact head are connected or separated or integrated, and the impact guide element and the impact head are connected or separated or integrated. 
     
     
         174 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises an impact guide element, wherein the impact guide element and the power impact element are separated, the power impact element and the impact head are separated, the power impact element is used for driving the impact head to impact, the impact head is arranged on the impact guide element, the machine body is arranged on the walking part, the walking part is used for driving the machine body to walk, and the machine body walks to baffle the impact head through the coal bed or the rock stratum or the cement concrete or the bituminous concrete or the hardened mudstone. 
     
     
         175 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises a friction body supporting element and an impact guide element, wherein the impact guide element is arranged on the friction body supporting element, the friction body supporting element is arranged on the rack or the lifting mechanism, the power impact element comprises a power impact cylinder, the impact guide element and the power impact cylinder are separated, the power impact cylinder and the impact head are separated, the impact head is arranged on the impact guide element, the machine body is arranged on the walking part, the walking part is used for driving the machine body to walk, the machine body walks to baffle the impact head through the coal bed or the rock stratum or the cement concrete or the bituminous concrete or the hardened mudstone, and the power impact cylinder is used for driving the impact head to impact. 
     
     
         176 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 51 , characterized in that, the buffer reciprocating element or the buffer supporting element or the guide rolling body or the friction body supporting element or the impact guide element or the power impact element or the holder is made from a high-strength wear-resistant material, and the high-strength wear-resistant material is a hard alloy or wear-resistant plastic or wear-resistant steel or wear-resistant rubber or wear-resistant ceramic or a self-lubricating wear-resistant material or a composite wear-resistant material. 
     
     
         177 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the machine body comprises a control device, a cable towing device, a spray device, a water spray device or a cooling device. 
     
     
         178 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the rack or the lifting mechanism comprises a crushing device or a material guider. 
     
     
         179 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the machine body comprises a shovel plate. 
     
     
         180 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 179 , characterized in that, the shovel plate comprises a star wheel pusher dog or a crab claw or a pusher dog or a rolling rake. 
     
     
         181 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the machine body comprises a conveyor. 
     
     
         182 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 181 , characterized in that, the conveyor is arranged on the machine body and is used for conveying the material dug by the reciprocating impact part to the rear of the machine body, and the conveyor comprises a scraper conveyer, a belt conveyor and a shell belt conveyor. 
     
     
         183 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 82 , characterized in that, the holder comprises a cylindrical holder or a plate type holder or a U-shaped holder or a V-shaped holder or a polygonal holder or a deformed holder or a triangular holder or a square holder or a chain link holder. 
     
     
         184 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises a guide rolling body, a guide rolling body supporting element, an impact guide element, wherein the guide rolling body is arranged between the guide rolling body supporting element and the impact guide element, the guide mechanism comprises an outer sleeve and an inner body, a raceway is arranged on the outer sleeve or the inner body, the guide rolling body is arranged on the raceway and between the outer sleeve and the inner body, the outer sleeve, the inner body and the guide rolling body are in close fit to drive the outer sleeve or the inner body to relatively reciprocate through the rolling friction of the guide rolling body, the impact direction of the outer sleeve or the inner body is controlled by the rolling friction, and the impact head and the reciprocating outer sleeve or the inner body are integrated or connected. 
     
     
         185 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the guide mechanism comprises an outer sleeve and an inner body, wherein the holder is arranged between the outer sleeve and the inner body, the guide rolling body is arranged on the holder and is arranged between the outer sleeve and the inner body, when the guide rolling body supporting element is the outer sleeve, the impact guide element is the inner body, the outer sleeve is used for supporting the guide rolling body and the inner body, when the guide rolling body supporting element is the inner body, the impact guide element is the outer sleeve, the inner body is used for supporting the guide rolling body and the outer sleeve, the outer sleeve, the inner body and the guide rolling body are in close fit to drive the outer sleeve or the inner body to relatively reciprocate through the rolling friction of the guide rolling body, and the impact direction of the outer sleeve or the inner body is controlled by the rolling friction. 
     
     
         186 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises a guide mechanism and an impact driving mechanism, wherein the impact driving mechanism comprises a crank impact driving mechanism, the reciprocating impact part further comprises an impact power box or a supporting frame, the impact power box or the supporting frame is used for supporting the guide mechanism, the impact driving mechanism comprises a crank multiple-throw eccentric shaft mechanism and a power output component, the crank multiple-throw eccentric shaft mechanism comprises a multiple-throw crank shaft, a power impact element, the multiple-throw crank shaft comprises a power concentric shaft segment, a connecting handle and an eccentric shaft, the power concentric shaft segment, the connecting handle and the eccentric shaft are separately combined or are integrated, one end of the power concentric shaft segment of the multiple-throw crank shaft is connected with the power output component, more than two connecting handles, eccentric shafts are arranged at the other end thereof, the more than two eccentric shafts are arranged at intervals along the radial direction of the power concentric shaft segment to form angle difference, the power concentric shaft segment of the multiple-throw crank shaft is installed on the impact power box or the supporting frame, the more than two eccentric shafts of the multiple-throw crank shaft are hinged with one ends of more than two power impact elements, impact heads are arranged at the other ends of the power impact elements, the break-off prevention mechanism is arranged between the power impact elements and the impact heads, the break-off prevention mechanism is of a separate structure or a rotary structure or a buffer structure, the guide mechanism comprises an outer sleeve, an inner body, a guide rolling body, the inner body comprises an upper element of the inner body and a lower element of the inner body, the outer sleeve is a frame-shaped outer sleeve, the frame-shaped outer sleeve comprises an upper element of the frame-shaped outer sleeve, a lower element of the frame-shaped outer sleeve, the upper element of the frame-shaped outer sleeve or the lower element of the frame-shaped outer sleeve comprises a reciprocating stroke segment or a raceway, the guide rolling body is arranged between the upper element of the inner body and the upper element of the flame-shaped outer sleeve and is arranged between the lower element of the inner body and the lower element of the frame-shaped outer sleeve, the frame-shaped outer sleeve, the inner body and/or the guide rolling body arranged on the reciprocating stroke segment or the raceway are in close fit to enable the guide rolling body to support the frame-shaped outer sleeve to reciprocate through rolling friction and prevent the frame-shaped outer sleeve from rotating, the outer sleeve and the impact heads are connected or integrated, the more than two power impact elements are used for alternatively driving the impact heads to impact, the rotary structure of the break-off prevention mechanism is stressed to rotate or the separate structure separately isolates or the buffer structure buffers the impact counterforce break-off force, the outer sleeve, the inner body and the guide rolling body are in close fit to correct the impact direction of the impact heads, and the power impact elements are not used for guiding the impact heads and are not broken off by the break-off force. 
     
     
         187 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises a guide mechanism, an impact driving mechanism, an impact power box and an impact head, wherein the impact power box is used for supporting the guide mechanism, the impact driving mechanism comprises a crank impact driving mechanism, the crank impact driving mechanism comprises a power impact element, the power impact element is arranged in the impact power box, the power impact element and the impact head are connected or separated or integrated, the guide mechanism comprises a guide rolling body supporting element, a guide rolling body and an impact guide element, the guide rolling body comprises a roller, the roller is a waist drum wheel, waist drum wheel bearings are arranged at the two ends of the waist drum wheel, the waist drum wheel bearings are installed on the guide rolling body supporting element, the shape of the impact guide element is buckled with the cambered groove of the waist drum wheel, the impact guide element linearly reciprocates by leaning against the cambered groove, the impact guide element reciprocates under the support of the waist drum wheel, the power impact element is used for driving the impact head to impact, the buffer break-off prevention mechanism is arranged on the power impact element, the buffer break-off prevention mechanism isolates an impact counteraction break-off force through buffer, the guide rolling body supporting element and the impact guide element are in close fit with the waist drum wheel to impact the tooth frame, correct the impact direction of the impact head through rolling friction and prevent the impact head from rotating, and the power impact element is not used for guiding the impact head and is not broken off by the break-off force. 
     
     
         188 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises a guide mechanism and an impact driving mechanism, wherein the impact driving mechanism comprises a crank impact driving mechanism, the crank impact driving mechanism comprises a power impact element, the power impact element comprises a connecting rod, the buffer break-off prevention mechanism is arranged on the connecting rod or between the connecting rod and the impact head, the guide mechanism comprises a guide rolling body supporting element and an impact guide element, the guide rolling body supporting element comprises an upper element of the guide rolling body supporting element, and a lower element of the guide rolling body supporting element, the impact guide element is a U-shaped impact guide element, the U-shaped impart guide element comprises an upper element of the impact guide element, and a lower element of the impact guide element, a roller is arranged between the upper element of the guide rolling body supporting element and the lower element of the guide rolling body supporting element, the roller is arranged between the upper element of the guide rolling body supporting element and the upper element of the impact guide element and is arranged between the lower element of the guide rolling body supporting element and the lower element of the impact guide element, the roller is in close fit with the U-shaped impact guide element and the guide rolling body supporting element to enable the roller to support the U-shaped impact guide element to reciprocate through rolling friction, control the reciprocating direction of the U-shaped impact guide element and correct the impact direction of the impact head, the U-shaped impact guide element and the impact head are connected or separated or integrated, the power impact element is used for driving the impact head to impact, and the power impact element is not used for guiding the impact head and is not broken off by the break-off force. 
     
     
         189 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the impact driving mechanism comprises a crank impact driving mechanism, wherein the crank impact driving mechanism comprises a power impact element, the guide mechanism comprises a linear bearing, the impact guide element is installed on the linear bearing, the power impact element and the impact head are connected or separated, the power impact element is used for driving the impact head to impact in a reciprocating manner, the power impact element is not used for guiding the impact head, and the guide mechanism is used for correcting the impact direction of the impact head. 
     
     
         190 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the reciprocating impact part comprises an impact power box, a guide mechanism, an impact driving mechanism and an impact head, wherein the impact power box is used for supporting the guide mechanism, the guide mechanism comprises an impact guide element, a friction body and a friction body supporting element, the friction body comprises a rolling body or a suspension body, the rolling body comprises a guide rolling body and/or a power rolling body, the suspension body comprises a guide suspension body or a power suspension body, the suspension body comprises a magnetic suspension body or a liquid suspension body or an air suspension body, the guide supporting element comprises a guide rolling body supporting element or a guide suspension body supporting element, the impact power box and the friction body supporting element are separated or separately connected or integrated, the end part of the impact guide element is stretched out from the impact power box to be connected with the impact head, the impact head is arranged at one end of the impact guide element, the impact guide element and the impact head are connected or integrated, the impact driving mechanism comprises a crank impact driving mechanism, the crank impact driving mechanism comprises a power impact element, a power supporting element, the impact power box and the power supporting element are separately connected or are integrated, the power supporting element and the guide supporting element are separated or separately connected or integrated, the power supporting element comprises a power rolling body supporting element or a power suspension body supporting element, the impact guide element and the power impact element are separated or separately connected or integrated, the power impact element is arranged in the impact power box, the power impact element and the impact head are connected or separated movably, the power impact element is used for driving the impact head to impact, the friction body is arranged between the guide supporting element and the impact guide element to form the guide mechanism, the friction body, the friction body supporting element and the impact guide element are in close fit to support the impact head to impact through rolling friction or suspension friction, and the guide mechanism is used for correcting the impact direction of the impact head and preventing the impact driving mechanism from being damaged by the break-off force and/or the impact counterforce. 
     
     
         191 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 76 , characterized in that, the lifting mechanism comprises a rocker arm lifting mechanism, wherein the impact power box is arranged at the front part of the rocker arm lifting mechanism, the crank impact driving mechanism comprises a transmission gear, crank connecting rods are arranged at the two sides of the transmission gear, the crank connecting rod at one side is used for at least driving one impact head to impact, the crank connecting rods at the two sides of the transmission gear are used for simultaneously impacting or alternatively impacting, guide supporting elements, impact guide elements, friction bodies are arranged at more than two end pans of the impact power box, the friction bodies are arranged between the guide supporting elements and the impact guide elements to form a multipoint impact head supporting structure, the impact power box and the guide supporting elements are separately connected or are integrated, more than two impact guide elements are stretched out from the impact power box to be connected with the impact head, the connecting rod and the impact head are connected or separated or integrated, the break-off prevention mechanism is arranged at one end or two ends of the connecting rod, the connecting rod is used for driving the impact head to reciprocate, and the more than two impact guide elements are used for correcting the impact direction of the impact head. 
     
     
         192 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the walking part or the machine body comprises a rotary disk, wherein the rotary disk is arranged at the upper part of the walking part and the lower part of the machine body, the impact head is arranged on the rotary disk and/or on the rocker arm, the rocker arm is arranged on the machine body and/or on the rotary disk, the walking part is used for driving the rotary disk to walk, and the rotary disk is used for driving the impact head to impact and/or excavate and load at multiple positions. 
     
     
         193 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the machine body comprises a rack, wherein the rack comprises a material excavating and loading device, the material excavating and loading device comprises a bucket or an excavator grab, and the material excavating and loading device is used for carting the material. 
     
     
         194 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 192 , characterized in that, the rotary disk comprises an inner rotary disk and an outer rotary disk, the rack comprises an operating chamber, the operating chamber is arranged on the inner rotary disk, an inner rotary disk rocker arm is arranged on the inner rotary disk, one end of the inner rotary disk rocker arm is connected with the inner rotary disk, the other end thereof is connected with the impact head and/or the bucket and/or the excavator grab, an outer rotary disk rocker arm is arranged on the outer rotary disk, one end of the outer rotary disk rocker arm is connected with the outer rotary disk, and the other end thereof is connected with the impact head and/or the bucket and/or the excavator grab. 
     
     
         195 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 78 , characterized in that, the crank impact driving mechanism comprises an expansion piece of the crank impact driving mechanism, and/or the material excavating and loading device comprises an expansion piece of the material excavating and loading device, wherein the expansion piece of the crank impact driving mechanism or the expansion piece of the material excavating and loading device is used for preventing mutual interference when the crank impact driving mechanism or the material excavating and loading device is at work. 
     
     
         196 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the impact head comprises a multifunctional combined impact head, and the multifunctional combined impact head is used for impacting, crushing, stacking and carting the material. 
     
     
         197 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the guide mechanism comprises a rolling friction guide mechanism or a suspension friction guide mechanism or a sliding friction guide mechanism. 
     
     
         198 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 197 , characterized in that, the sliding friction guide mechanism comprises a wear-resistant guide element and a sliding friction guide bracket, wherein the wear-resistant guide element and the sliding friction guide bracket are separated or separately connected or integrated. 
     
     
         199 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 198 , characterized in that, the wear-resistant guide element comprises a high molecular material wear-resistant guide element or a copper base alloy wear-resistant guide element or an aluminum base alloy wear-resistant guide element or a ceramimetallurgical wear-resistant guide element or a ceramic wear-resistant guide element or a cast iron wear-resistant guide element or a cast steel wear-resistant guide element or a nylon wear-resistant guide element or a metal composite material wear-resistant guide element or a non-metal composite material wear-resistant guide element or a composite material wear-resistant guide element. 
     
     
         200 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 7 , characterized in that, the impact driving mechanism comprises an eccentric shaft, a connecting rod, a power impact element and a material plate, wherein the eccentric shaft and/or the connecting rod is arranged in the impact power box, the connecting rod is hinged with the eccentric shaft, the other end of the connecting rod and the power impact element are separated or separately connected or integrated, the power impact element and the impact head are separated or separately connected or integrated, the material plate is arranged at one side and/or more than two side parts of the impact power box, the material plate and the impact power box are separated or separately connected or integrated, and the power impact element is used for driving the impact head to impact. 
     
     
         201 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 197 , characterized in that, the rolling friction guide mechanism comprises a roller, a roller guide element and a rolling body supporting element, wherein the roller is arranged on the rolling body supporting element or on the roller guide element, the power impact element and the rolling body supporting element are separated or separately connected or integrated, the roller is arranged on the side part of the power impact element or in the power impact element, the roller is used for correcting the power impact element to impact in a reciprocating manner through rolling friction, the power impact element and the impact head are connected movably or are integrated, the power impact element is used for driving the impact head to impact, and the roller guide element, the rolling body supporting element and the roller cooperate to correct the impact direction of the impact head. 
     
     
         202 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 201 , characterized in that, the roller guide element and the impact power box are separated or separately connected or integrated, the roller guide element and the rocker arm are integrated or separated or separately connected, and the roller guide element and the material plate are separated or separately connected or integrated. 
     
     
         203 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 201 , characterized in that, the roller is in clearance fit with the roller guide elements at the two sides of the roller, when the roller is in rolling friction with a roller guide element at one side, the roller is not in contact with a roller guide element at the other side, and the roller is limited by the roller guide elements at the two sides thereof to prevent the power impact element from swinging, so as to control the impact head to swing. 
     
     
         204 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 197 , characterized in that, the rolling friction guide mechanism comprises a rolling body, a rolling body supporting element and an impact guide element, wherein the rolling body is a waist drum wheel, the rolling body supporting element and the material plate are separated or separately connected or integrated, the impact guide element and the power impact element are integrated or separately connected, the power impact element and the impact head are integrated or separately connected, the waist drum wheel is arranged on the rolling body supporting element, a groove or a projection is arranged on the waist drum wheel, a projection or a groove is arranged on the corresponding power impact element, and the waist drum wheel is buckled with the power impact element to correct the impact direction of the power impact element through rolling friction and prevent the impact head from swinging. 
     
     
         205 . The equipment for converting rotary motion into reciprocating impact motion according to  claim 37  or  200 , characterized in that, the impact power box and/or material plate comprises a protection plate stroke groove, the protection plate stroke groove is arranged along the surrounding or local part of the impact power box and/or material plate, a protection element comprises a protection plate, and the protection plate reciprocates in the protection plate stroke groove arranged along the surrounding or local part.