Slurry screeding mechanism and coating and screeding apparatus used in production process of sg abrasive

Abstract

Disclosed is a slurry screeding mechanism used in the production process of the SG abrasive. The slurry screeding mechanism includes a screeding main support; a screeding plate which is connected with the screeding main support through a suspension component so that the screeding plate is suspended, and a damping spring is arranged in the suspension component; and a torsion spring adjusting component, wherein the torsion spring adjusting component includes a plurality of torsion springs supported by a torsion spring support shaft; the torsion spring support shaft is fixed on the screeding main support; the torsion spring support shaft can move up and down relative to the screeding main support; the torsion springs are clamped in a V-shaped plate; an end side of the V-shaped plate is connected with the screeding main support; and a side surface of the V-shaped plate is connected with the screeding plate.

We claim: 
     
         1 . A slurry screeding mechanism used in an S abrasive production process, comprising:
 a screeding main support;   a screeding plate, wherein the screeding plate is connected with the screeding main support through a suspension component, so that the screeding plate is suspended, and a damping spring is arranged in the suspension component;   a torsion spring adjusting component, wherein the torsion spring adjusting component comprises a plurality of torsion springs supported by a torsion spring support shaft, the torsion spring support shaft is fixed on the screeding main support, the torsion spring support shaft can move up and down relative to the screeding main support, the torsion springs are clamped in a V-shaped plate, an end side of the V-shaped plate is connected with the screeding main support, and a side surface of the V-shaped plate is connected with the screeding plate.   
     
     
         2 . The slurry screeding mechanism used in an SG abrasive production process according to  claim 1 , wherein the screeding plate comprises a triangular support plate and a scraping plate fixed on a lower portion of the triangular support plate; a long edge of the triangular support plate is arranged along a length direction of the screeding main support; the scraping plate is a V-shaped scraping plate and arranged on lower portions of two short edges of the triangular support plate; a bottom side of the scraping plate is a plane; and a longitudinal section of the scraping plate is a rectangle with a missed angle on one side. 
     
     
         3 . The slurry screeding mechanism used in an SG abrasive production process according to  claim 1 , wherein the suspension component comprises a suspension connecting member connected with the screeding main support; a height of the suspension connecting member is adjustable; and the damping spring is arranged below the suspension connecting member. 
     
     
         4 . The slurry screeding mechanism used in an SG abrasive production process according to  claim 3 , wherein the damping spring is arranged in a damping spring seat; the top of the damping spring seat is connected with the suspension connecting member, and the bottom of the damping spring seat is connected with the screeding plate;
 the suspension connecting member comprises a suspension outer side connecting member and a suspension inner side connecting member embedded in the suspension outer side connecting member; the suspension outer side connecting member is connected with the screeding main support; the bottom side of the suspension inner side connecting member is connected with the top of the damping spring seat; one of the suspension outer side connecting member and the suspension inner side connecting member is provided with a slotted hole, and the other one is provided with a plurality of bolt holes.   
     
     
         5 . The slurry screeding mechanism used in an SG abrasive production process according to  claim 1 , wherein the V-shaped plate comprises a torsion spring adjusting plate and a torsion spring baffle plate hinged with the torsion spring adjusting plate; the torsion spring baffle plate is arranged below the torsion springs; and the torsion spring baffle plate is connected with the screeding plate;
 the screeding main support is provided with a longitudinal guide rail; the longitudinal guide rail is sleeved with a longitudinal slide block; the longitudinal slide block is connected with a longitudinal adjusting plate which is vertically arranged; the longitudinal adjusting plate is connected with an end portion of the torsion spring adjusting plate; and both ends of the torsion spring support shaft are connected with the longitudinal adjusting plate.   
     
     
         6 . A slurry coating and screeding apparatus used in a production process of SG abrasive, comprising:
 an injector coating mechanism which stretches across a belt mold transfer line and comprises an injector for injecting slurry to a belt mold;   the screeding mechanism of any one of  claim 1 , wherein the screeding mechanism is arranged at one side of the injector coating mechanism, and the screeding mechanism is also disposed along the belt mold transfer line.   
     
     
         7 . The slurry coating and screeding apparatus used in a production process of SG abrasive according to  claim 6 , wherein the slurry coating and screeding apparatus used in the production process of the SG abrasive further comprises a residue cleaning mechanism; the screeding mechanism is arranged between the injector coating mechanism and the residue cleaning mechanism; the residue cleaning mechanism comprises a cleanser support frame which stretches across the belt mold transfer line; and the cleanser support frame supports a cleanser. 
     
     
         8 . The slurry coating and screeding apparatus used in a production process of SG abrasive according to  claim 7 , wherein the cleanser comprises a cleaning plate with a bottom capable of contacting the belt mold; the cleaning plate is connected with a cleaning moving component through the extension spring; the cleaning moving component is connected with a cleaning lifting component supported by the cleanser support frame; the cleaning moving component drives the cleaning plate to move along a width direction of the belt mold; and the cleaning lifting component drives the cleaning plate to rise and fall. 
     
     
         9 . The slurry coating and screeding apparatus used in a production process of SG abrasive according to  claim 6 , wherein the injector coating mechanism comprises an injector support frame; the injector support frame supports the guide rail; the injector is installed on the guide rail; the guide rail is connected with an injector lifting component; and the guide rail is connected with an injector horizontal moving component;
 the injector comprises an injector cylinder connected with the guide rail; the side portion of the injector cylinder is provided with a slurry inlet; the bottom side of the injector cylinder is provided with a slurry outlet; an injector piston is arranged in the injector cylinder, and the injector piston is connected with a rectilinear propelling component.   
     
     
         10 . The slurry coating and screeding apparatus used in a production process of SG abrasive according to  claim 6 , wherein the screeding mechanism may be replaced as a first screeding mechanism comprising a screeding main support and a screeding plate; the screeding plate is connected with the screeding main support through a suspension component, so that the screeding plate is suspended; and a damping spring is arranged in the suspension component.