Battery pack powered roll groover

Abstract

Battery pack powered roll groover described herein includes a housing, an inner roller provided on the housing and configured to be received in an inner circumference of a workpiece, a groove roll provided on the housing and configured to produce a groove on the workpiece, one or more motors provided within the housing and configured to drive the groove roll, and an electronic processor electrically connected to the one or more motors. The electronic processor is configured to operate the one or more motors to perform a first operation of moving the groove roll in a radial direction, and operate the one or more motors to perform a second operation of moving the groove roll around a track in a circumferential direction. The first operation is performed to adjust a groove depth on the workpiece. The second operation is performed to produce the groove on the workpiece.

What is claimed is: 
     
         1 . A roll groover comprising:
 a housing;   a groove roll provided on the housing and configured to produce a groove on a workpiece;   one or more motors provided within the housing and configured to drive the groove roll; and   an electronic processor electrically connected to the one or more motors, the electronic processor configured to:   drive the groove roll toward the workpiece in a first radial direction using the one or more motors;   receive one or more sensed values in response to driving the groove roll;   determine whether the groove roll has contacted the workpiece based on the one or more sensed values exceeding a predetermined threshold; and   cease driving the groove roll in the first radial direction in response to determining that the one or more sensed values have exceeded the predetermined threshold; and   generate an indication that the roll groover is armed.   
     
     
         2 . The roll groover of  claim 1 , wherein the one or more motors includes:
 a first motor configured to drive the groove roll in the first radial direction; and   a second motor configured to drive the groove roll in a circumferential direction.   
     
     
         3 . The roll groover of  claim 1 , wherein the one or more sensed values includes a current output of the one or more motors. 
     
     
         4 . The roll groover of  claim 1 , wherein the electronic processor is further configured to:
 receive a disarm input from a user input;   drive the groove roll away from the workpiece in a second radial direction using the one or more motors;   determine whether the groove roll is in a home position; and   cease drive the groove roll in the second radial direction in response to determining that the groove roll is in the home position.   
     
     
         5 . The roll groover of  claim 4 , wherein the home position is an extremity of a feedscrew used to drive the groove roll in the first radial direction and the second radial direction. 
     
     
         6 . The roll groover of  claim 1 , wherein the electronic processor is further configured to:
 operate the one or more motors to move the groove roll in a circumferential direction to produce a groove on the workpiece;   control the one or more motors to move the groove roll around the workpiece while measuring a distance; and   increase, using the one or more motors, a groove depth in predetermined increments for each rotation of the groove roll by a first predetermined distance.   
     
     
         7 . The roll groover of  claim 6 , wherein the electronic processor is further configured to:
 receive a selection of a single revolution mode; and   control the one or more motors to complete a single revolution of the groove roll around the workpiece.   
     
     
         8 . A roll groover comprising:
 a housing;   an inner roller provided on the housing and configured to be received in an inner circumference of a workpiece;   a groove roll provided on the housing and configured to produce a groove on the workpiece;   one or more motors provided within the housing and configured to drive the groove roll;   a battery pack configured to power the one or more motors; and   an electronic processor electrically connected to the one or more motors, the electronic processor configured to:   operate the one or more motors to perform a first operation of moving the groove roll in a first radial direction to engage the workpiece,   operate the one or more motors to perform a second operation of moving the groove roll in a circumferential direction, wherein the second operation is performed to produce a groove on the workpiece   determine whether the roll groover is moving in an axial direction away from the workpiece; and   detect a walk-off condition in response to determining that the roll groover is moving away from the workpiece.   
     
     
         9 . The roll groover of  claim 8 , wherein the one or more motors includes:
 a first motor configured to drive the groove roll in the first radial direction; and   a second motor configured to drive the groove roll in a circumferential direction.   
     
     
         10 . The roll groover of  claim 8 , wherein the electronic processor is further configured to:
 control the one or more motors to move the groove roll around the workpiece while measuring a distance; and   increase, using the one or more motors, groove depth in predetermined increments for each rotation of the groove roll by a first predetermined distance.   
     
     
         11 . The roll groover of  claim 8 , wherein the electronic processor is further configured to, while performing the first operation:
 receive an arm input from a user input;   drive the groove roll toward the workpiece in the first radial direction using the one or more motors;   receive one or more sensed values in response to driving the groove roll;   determine whether the groove roll has contacted the workpiece based on the one or more sensed values exceeding a predetermined threshold;   cease driving the groove roll in the first radial direction in response to determining that the one or more sensed values have exceeded the predetermined threshold; and   generate an indication that the roll groover is armed.   
     
     
         12 . The roll groover of  claim 8 , wherein the electronic processor is further configured to operate the one or more motors to perform a third operation of moving the groove roll in a radial direction to disengage the workpiece. 
     
     
         13 . The roll groover of  claim 12 , further comprising:
 an arm/disarm switch configured to control the first operation and the third operation;   a run switch configured to control the second operation; and   a direction switch configured to select a direction of movement of the groove roll.   
     
     
         14 . The roll groover of  claim 8 , wherein the electronic processor is further configured to:
 control the one or more motors to move the groove roll around the workpiece while measuring distance;   determine whether the groove roll has traveled a first predetermined distance around a circumference of the workpiece;   determine whether the groove roll is below a second predetermined distance of a final depth when the groove roll has traveled the first predetermined distance;   in response to the groove roll not being below the second predetermined distance of the final depth, control the one or more motors to increase groove depth by a predetermined increment; and   in response to the groove roll being below the second predetermined distance of the final depth:   control the one or more motors to increase groove depth by a fractional increment,   control the one or more motors to move the groove roll around the workpiece,   determine whether the groove roll is at an initial position, and   control the one or more motors to stop and indicate completion of operation when the groove roll is at the initial position.   
     
     
         15 . The roll groover of  claim 8 , wherein the groove roll is a replaceable die. 
     
     
         16 . The roll groover of  claim 14 , wherein the electronic processor is further configured to:
 detect one or more objects in a proximity to the roll groover;   determine whether the proximity of the object is sufficient to cause interference with the roll groover while operating in the second operation; and   stop the second operation in response to detecting that the proximity of the object is sufficient to cause interference.   
     
     
         17 . A roll groover comprising:
 a housing;   an inner roller provided on the housing and configured to be received in an inner circumference of a workpiece;   a groove roll provided on the housing and configured to produce a groove on the workpiece;   one or more motors provided within the housing and configured to drive the groove roll; and   an electronic processor electrically connected to the one or more motors, the electronic processor configured to:
 operate the one or more motors to perform a first operation of moving the groove roll in a radial direction, wherein the first operation is performed to adjust a groove depth on the workpiece, 
 operate the one or more motors to perform a second operation of moving the groove roll in a circumferential direction, wherein the second operation is performed to produce the groove on the workpiece, 
 control the one or more motors to move the groove roll around the workpiece while measuring a distance; and 
 increase, using the one or more motors, groove depth in predetermined increments for each rotation of the groove roll by a first predetermined distance. 
   
     
     
         18 . The roll groover of  claim 17 , wherein the one or more motors include:
 a first motor configured to drive the groove roll in the radial direction; and   a second motor configured to drive the groove roll in the circumferential direction.   
     
     
         19 . The roll groover of  claim 17 , further comprising:
 a roll casing provided on the housing, wherein the groove roll is mounted to and configured to move with the roll casing, wherein the roll casing with the groove roll is configured to move in the circumferential direction to produce the groove on the workpiece.   
     
     
         20 . The roll groover of  claim 17 , further comprising:
 a jog trigger configured to control the first operation;   a run switch configured to control the second operation; and   a direction switch configured to select a direction of movement of the groove roll.