Flash removal device

Patent metadata

Field	Value
Publication number	US-2020139506-A1
Application number	US-201916582005-A
Country	US
Kind code	A1
Filing date	Sep 25, 2019
Priority date	Nov 2, 2018
Publication date	May 7, 2020
Grant date	—

Abstract

A flash removal device includes a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cover, a pedestal, a pressure bearing, a base, a clamping cylinder, connecting plates, first guide rail sliding seats, first linear guide rails, mounting racks, rotary press-down cylinders, first sleeves, first bearings, first rotating shafts, a first gland, clamping rollers, etc. The flash removal device can meet the requirements of flash removal from a wheel blank, has the characteristics of simple structure, stable detection performance, high positioning precision, simple operation and the like, and is very suitable for automatic batch production.

First claim

1 . A flash removal device, comprises:
a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cover, a pedestal, a pressure bearing, a base, a clamping cylinder, connecting plates, first guide rail sliding seats, first linear guide rails, mounting racks, rotary press-down cylinders, first sleeves, first bearings, first rotating shafts, a first gland, clamping rollers, claws, guide rails, a second sleeve, a second gland, a second bearing, a shaft, a gear, a first driven pulley, a first driving pulley, a first bracket, a motor bracket, a second servo motor, a first lead screw, a second linear guide rail, a second guide rail sliding seat, a first carriage, a first lead screw nut, a second bracket, a second carriage, a third linear guide rail, a third bracket, a third guide slide sliding seat, a second lead screw, a second lead screw nut, a fourth support, a second driven pulley, a third servo motor, a second driving pulley, limit rollers, racks, a third driven pulley, a third sleeve, a third bearing, a second rotating shaft, a third gland, flash milling tools, a third driving pulley, and a fourth servo motor; wherein the first servo motor, the pedestal and the shaft sleeve are mounted on the frame through the bottom plate; an output shaft of the first servo motor is connected to the base through the adapter shaft; the radial bearing is connected to the shaft sleeve and the base respectively and enclosed in the shaft sleeve and the base by the lower end cover; the pressure bearing is mounted on the base and connected to the base; through the pressure bearing and the radial bearing, the first servo motor is configure to drive the base to rotate around the axis of the radial bearing; wherein the guide rail, the clamping cylinder, the first linear guide rail and the second sleeve are mounted on the base; the second bearing and the shaft are enclosed in the second sleeve through the second gland, and the gear is mounted at an upper end of the shaft; wherein left and right clamping execution structures are symmetrically mounted on the base, where the mounting rack is connected to the first linear guide rail through the first guide rail sliding seat and the connecting plate; one side of the rack is fixed on the mounting rack, and the other side is engaged with the gear; the first sleeve is fixed on the mounting rack, the first bearing and the first rotating shaft are enclosed inside the first sleeve through the first gland, and the clamping roller is mounted at an upper end of the first rotating shaft; each of the left and right clamping execution structures comprises two clamping rollers distributed symmetrically; and an output shaft of the clamping cylinder is connected to the left mounting rack; the limit rollers are mounted on the frame and connected to the racks, through a synchronization mechanism of the racks and the gear, the clamping cylinder is configured to drive the bilaterally symmetric clamping execution structures to move synchronously horizontally along the first linear guide rails to clamp and release a wheel; wherein the second linear guide rail, the first bracket, the second bracket and the motor bracket are mounted on the second carriage; the second servo motor is mounted on the motor bracket; the first carriage is connected with the second linear guide rail through the second guide rail sliding seat; the first lead screw is mounted on the second carriage through the first bracket and the second bracket, and one end of the first lead screw is connected with the first driven pulley; an output shaft of the second servo motor is connected with the first driving pulley; the first lead screw nut is mounted on the first carriage, and meshes with the first lead screw; by controlling the steering and the number of revolutions of the second servo motor, the second servo motor is configured to control the vertical movement of the first carriage along the second linear guide rail through a transmission mechanism of synchronous pulleys; wherein the third linear guide rail, the third bracket, the fourth support and the third servo motor are mounted on the frame; the second carriage is connected to the third linear guide rail through the third guide rail sliding seat; the second lead screw is mounted on the frame through the third bracket and the fourth support, and one end of the second lead screw is connected with the second driven pulley; an output shaft of the third servo motor is connected with the second driving pulley; the second lead screw nut is mounted on the second carriage, and meshes with the second lead screw; by controlling the steering and the number of revolutions of the third servo motor, the third servo motor is configured to control the horizontal movement of the second carriage along the third linear guide rail through the transmission mechanism of synchronous pulleys; and wherein the fourth servo motor and the third sleeve are mounted on the first carriage; the third bearing and the second rotating shaft are enclosed in the third sleeve through the third gland; an output shaft of the fourth servo motor is connected with the third driving pulley; two ends of the second rotating shaft are connected to the third driven pulley and the flash milling tools respectively; through the pulley transmission mechanism, the fourth servo motor are configured to drive the flash milling tools to rotate at a high speed.

2 . The flash removal device according to claim 1 , wherein two limit rollers are respectively connected to non-toothed sides of the left and right racks such that the racks closely mesh with the gear, and that the left and right clamping execution structures are configured to synchronously clamp and release the wheel to ensure flash removal accuracy of the wheel.

Assignees

• Citic Dicastal Co Ltd

Inventors

• Liu Weidong
• Liu Fengyan

Classifications

• B24B9/04 Primary

  of metal, e.g. skate blades {(B24B3/003 takes precedence)} · CPC title

• B24B5/44 Primary

  for grinding rims of vehicle wheels, e.g. for bicycles · CPC title

• B23C2215/085

  Wheels · CPC title

• B23C3/04 Primary

  while revolving the work · CPC title