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CN-121973059-A - Plastic helmet polishing device and polishing method

CN121973059ACN 121973059 ACN121973059 ACN 121973059ACN-121973059-A

Abstract

The invention discloses a polishing device and a polishing method for a plastic helmet, wherein the polishing device comprises a workbench, a fixing assembly and a polishing assembly, the fixing assembly comprises a die and a die driving piece, the die and the die driving piece are matched with the helmet, the polishing assembly comprises a U-shaped plate, a polisher, a rotary driving piece and a movable first driving piece, the end part of the U-shaped plate is rotationally connected to the workbench, the die is positioned in the concave side of the U-shaped plate, the polisher is arranged on the concave side wall of the U-shaped plate and faces the die, a positioning structure of the helmet is formed by the arrangement of a special die, the helmet is sleeved on the die and cannot be moved in disorder, the polisher can move out of an arc-shaped track by the arrangement of the U-shaped plate and the rotary driving piece, and further the polisher can move out of a track matched with a line to be polished on the outer surface of the helmet by the cooperation of the first driving piece and further achieve full-automatic polishing of the outer surface of the plastic helmet, and time and labor are saved.

Inventors

  • XU JIANXIN

Assignees

  • 荆州市泰克体育用品有限公司

Dates

Publication Date
20260505
Application Date
20251229

Claims (10)

  1. 1. A plastic helmet grinding device, comprising: A work table; The fixing assembly comprises a die and a die driving piece, wherein the die is matched with the helmet, the die is arranged on the workbench, the die driving piece is used for driving the die to linearly move, and the die driving piece is used for driving the die to linearly move The polishing assembly comprises a U-shaped plate, a polisher, a rotary driving piece and a first driving piece, wherein the end part of the U-shaped plate is rotationally connected to the workbench, the die is located in the concave side of the U-shaped plate, the polisher is mounted on the concave side wall of the U-shaped plate and faces the die, the rotary driving piece is used for driving the U-shaped plate to drive the polisher to rotate around the die, the first driving piece is used for driving the polisher to linearly move, and the moving direction of the first driving piece is perpendicular to the moving direction of the die driving piece.
  2. 2. A plastic helmet polishing apparatus according to claim 1 wherein the fixed assembly further comprises a movable frame, the bottom of the movable frame is slidably connected to the top surface of the table, the top of the movable frame is detachably connected to the mold, and the movable frame is in driving connection with the mold driving member.
  3. 3. A plastic helmet polishing apparatus according to claim 1 wherein the polishing assembly further comprises a rotating bracket, the bottom end of the rotating bracket is connected to the movable first driving member, and the top end of the rotating bracket is rotatably connected to the two ends of the U-shaped plate.
  4. 4. A plastic helmet polishing apparatus as recited in claim 1, wherein the polishing assembly further comprises a movable second drive member mounted to the convex side wall of the U-shaped plate for driving the sander to move linearly along the width of the U-shaped plate.
  5. 5. The plastic helmet polishing device of claim 1, further comprising a movable gripper assembly, wherein the movable gripper assembly comprises a hanger, a slider driving member, a sucker driving member and a sucker, the hanger is mounted above the mold, one end of the slider is slidably connected with the hanger, the slider driving member is used for driving the slider to move along the length direction of the hanger, the other end of the slider is connected with the sucker driving member, the bottom end of the sucker driving member is connected with the sucker, and the sucker driving member is used for driving the sucker to lift.
  6. 6. A plastic helmet polishing device as recited in claim 1, further comprising a feed conveyor mounted to a top surface of the table and located on one side of the mold.
  7. 7. A plastic helmet polishing device as recited in claim 1, further comprising an outfeed conveyor belt mounted to a top surface of the table and positioned on the other side of the mold.
  8. 8. A plastic helmet polishing device as recited in claim 1, further comprising a shield mounted to a top of the table.
  9. 9. A plastic helmet polishing device as recited in claim 1, further comprising a controller mounted to one side of the table.
  10. 10. A method of polishing a plastic helmet polishing device according to any one of claims 1 to 9, comprising: S1, placing a helmet on a die; S2, moving the first driving piece to start, so that the sander contacts the rear end of the helmet; S3, starting a sander to start sanding; S4, starting the rotary driving piece, moving the first driving piece to restart, and enabling the sander to move towards the front end of the helmet along the surface shape of the helmet under the drive of the U-shaped plate, namely enabling the sander to move back and forth relative to the helmet; S5, when the sander needs to move left and right relative to the helmet, the die driving piece drives the die to move left and right with the helmet; s6, resetting the sander after finishing the polishing of the helmet, replacing the helmet with the next helmet, and the like.

Description

Plastic helmet polishing device and polishing method Technical Field The invention relates to the technical field of sports helmets, in particular to a polishing device and a polishing method for a plastic helmet. Background The sports helmet is a tool for protecting the head, is usually manufactured by an injection molding process, is made of plastic materials, is used for improving the appearance of the helmet and facilitating the subsequent coating of merchant information, specification and model numbers and special patterns on the surface of the helmet, and can be used for slightly polishing burrs or uneven pits on the outer surface of the sports helmet formed by injection molding by workers so as to avoid the subsequent coating from being attached to the helmet, but the polishing mode needs to be manually taken up and checked to manually polish each unqualified position, so that the production efficiency is reduced in the process, and labor is very consumed. Disclosure of Invention The invention aims to overcome the technical defects, and provides a polishing device and a polishing method for a plastic helmet, which solve the technical problems of time and labor waste in the prior art of manually polishing the helmet. In order to achieve the technical purpose, the invention adopts the following technical scheme: The invention provides a polishing device and a polishing method for a plastic helmet, wherein the polishing device comprises a workbench, a fixing assembly and a polishing assembly, the fixing assembly comprises a die and a die driving piece, the die and the die driving piece are matched with the helmet, the die is installed on the workbench, the die driving piece is used for driving the die to linearly move, the polishing assembly comprises a U-shaped plate, a polisher, a rotary driving piece and a movable first driving piece, the end part of the U-shaped plate is rotationally connected to the workbench, the die is located in the concave side of the U-shaped plate, the polisher is installed on the concave side wall of the U-shaped plate and faces the die, the rotary driving piece is used for driving the U-shaped plate to rotate around the die, the movable first driving piece is used for driving the polisher to linearly move, and the moving direction generated by the movable first driving piece and the die driving piece is mutually perpendicular. In some embodiments, the fixed assembly further comprises a movable frame, the bottom of the movable frame is slidably connected to the top surface of the table, the top of the movable frame is detachably connected to the mold, and the movable frame is in driving connection with the mold driving member. In some embodiments, the polishing assembly further comprises a rotating bracket, wherein the bottom end of the rotating bracket is connected with the movable first driving piece, and the top end of the rotating bracket is rotatably connected with two ends of the U-shaped plate. In some embodiments, the sanding assembly further includes a movable second drive member mounted to the convex side wall of the U-shaped plate and configured to drive the sander to move linearly along the width of the U-shaped plate. In some embodiments, the movable gripper assembly further comprises a hanging frame, a sliding block driving piece, a sucker driving piece and a sucker, wherein the hanging frame is installed above the die, one end of the sliding block is slidably connected with the hanging frame, the sliding block driving piece is used for driving the sliding block to move along the length direction of the hanging frame, the other end of the sliding block is connected with the sucker driving piece, the bottom end of the sucker driving piece is connected with the sucker, and the sucker driving piece is used for driving the sucker to lift. In some embodiments, the apparatus further comprises a feed conveyor mounted to the top surface of the table and located on one side of the mold. In some embodiments, the mold further comprises an outfeed conveyor belt mounted to the top surface of the table and on the other side of the mold. In some embodiments, a protective cover is further included, the protective cover being mounted on top of the table. In some embodiments, a controller is also included, the controller being mounted to one side of the table. In some embodiments, comprising: S1, placing a helmet on a die; S2, moving the first driving piece to start, so that the sander contacts the rear end of the helmet; S3, starting a sander to start sanding; S4, starting the rotary driving piece, moving the first driving piece to restart, and enabling the sander to move towards the front end of the helmet along the surface shape of the helmet under the drive of the U-shaped plate, namely enabling the sander to move back and forth relative to the helmet; S5, when the sander needs to move left and right relative to the helmet, the die driving piece drives the die to move left a