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CN-122006950-A - Rust-proof device and battery production line

CN122006950ACN 122006950 ACN122006950 ACN 122006950ACN-122006950-A

Abstract

The application discloses an antirust device and a battery production line, wherein the antirust device comprises a clamping assembly, a cleaning assembly, a spraying assembly, a curing assembly, a base and a conveying assembly. According to the scheme provided by the application, the electric core is clamped by the clamping component, the electric core is cleaned by the cleaning component, welding slag and foreign matters on the surface of the electric core are removed, after cleaning, the rust-proof liquid is sprayed on the preset position of the electric core, namely the welding position, by the spraying component, so that the region corresponding to the welding position of the electric core is fundamentally prevented from being oxidized and rusted, and finally, the sprayed rust-proof liquid is solidified by the solidifying component, so that the adhesive force and durability of the rust-proof liquid on the electric core are improved, and the falling or displacement of the rust-proof liquid caused by vibration or friction in the subsequent carrying, assembling or storing process is avoided. The device is high in overall automation degree, can effectively treat the area of the easy-to-rust part on the battery cell, has a good rust prevention effect, and greatly improves the appearance quality of the product.

Inventors

  • XIE YIWEI
  • KE PENGFEI
  • CONG YAN
  • Luo Heqiang

Assignees

  • 宁德时代新能源科技股份有限公司
  • 宁德福宁时代新能源有限公司

Dates

Publication Date
20260512
Application Date
20260401

Claims (20)

  1. 1. An anti-rust device, comprising: The clamping assembly comprises a movable seat, a first driving piece and a second driving piece, wherein the first driving piece and the second driving piece are connected to the movable seat and can be mutually close to or far away from each other; A cleaning assembly disposed downstream of the clamping assembly configured to clean the clamped cells; The spraying component is arranged at the downstream of the cleaning component and is configured to spray antirust liquid on the preset position of the cleaned battery cell; a curing assembly disposed downstream of the spray assembly configured to cure the sprayed rust inhibitive liquid; the cleaning device comprises a base, a cleaning assembly, a spraying assembly, a curing assembly and a conveying assembly, wherein the cleaning assembly, the spraying assembly, the curing assembly and the conveying assembly are arranged on the same side of the base; The conveying assembly is connected with the movable seat and is configured to drive the movable seat to move along a preset direction.
  2. 2. The rust prevention apparatus of claim 1 wherein said clamping assembly further comprises a first support arm, a second support arm, and a rotating member; The first support arm and the second support arm are both fixed on the same side of the movable seat, the first driving piece is rotationally connected with the first support arm, the second driving piece is rotationally connected with the second support arm, the rotating piece is fixed on the first support arm and is connected with the first driving piece, the rotating piece is configured to drive the first driving piece to rotate around a first direction, and the first direction is a direction in which the first driving piece and the second driving piece are mutually close to or far away from each other.
  3. 3. The rust prevention apparatus of claim 2 wherein said clamping assembly further comprises a third drive member secured to a side of said movable seat facing said first support arm; the third driving piece is provided with a clamping seat, the clamping seat is configured to clamp the bottom surface of the battery cell, and the third driving piece is configured to drive the clamping seat to rotate around a second direction, wherein the second direction is intersected with the first direction.
  4. 4. The rust prevention apparatus of claim 3, wherein the clamping assembly further comprises a fourth drive member disposed on a side of the movable mount facing the first support arm, the fourth drive member configured to secure a side of the battery cell in a third direction, wherein the third direction is perpendicular to a plane formed by the first direction and the second direction.
  5. 5. The rust prevention apparatus of claim 4 wherein the clamping assembly further comprises a mobile station coupled to a side of the mobile station facing the first support arm, the fourth drive member being secured to a side of the mobile station facing away from the mobile station, the mobile station being configured to move the fourth drive member in the second direction and the third direction.
  6. 6. The rust prevention apparatus of claim 5 wherein the clamping assembly further comprises a first detection member coupled to the mobile station, the first detection member configured to detect energy of the laser when the cell is cleaned with the laser.
  7. 7. The rust prevention apparatus of claim 6 wherein said cleaning assembly comprises a first bracket secured to said base and a laser generator connected to said first bracket.
  8. 8. The rust prevention apparatus of claim 7 wherein the cleaning assembly further comprises a fifth drive member coupled to the first bracket and coupled to the laser generator, the fifth drive member configured to move the laser generator in the second direction.
  9. 9. The rust prevention apparatus of claim 8 wherein the cleaning assembly further comprises an optical path conditioning component coupled to the first bracket, the optical path conditioning component being adapted to the laser generator, the optical path conditioning component configured to provide deflection scanning conditioning of an emission optical path of the laser.
  10. 10. The rust prevention apparatus of claim 9 wherein the cleaning assembly further comprises a galvanometer airflow guard member coupled to the laser generator, the galvanometer airflow guard member configured to form an airflow guard barrier on the optical path conditioning member.
  11. 11. The rust prevention apparatus of any one of claims 7 to 10, further comprising a dust remover, wherein the cleaning assembly further comprises a first dust collection conduit secured to the first bracket, and wherein the first dust collection conduit is coupled to the dust remover.
  12. 12. The rust prevention apparatus of claim 11 further comprising a second detection member coupled to the first bracket, the second detection member configured to detect a wind velocity in the first dust collection conduit.
  13. 13. The rust prevention apparatus of claim 6 wherein the spray assembly comprises a second bracket, a spray head, and a cartridge, the second bracket being secured to the base, the spray head and the cartridge both being connected to the second bracket, the spray head being in communication with the cartridge by a negative pressure pump.
  14. 14. The rust prevention apparatus of claim 13 wherein said spray assembly further comprises a sixth drive member and a seventh drive member, said sixth drive member being coupled to said second bracket, said seventh drive member being coupled to said sixth drive member and said seventh drive member being coupled to said spray head; The sixth driving piece is configured to drive the seventh driving piece to move in the first direction, and the seventh driving piece is configured to drive the spray head to move in the second direction.
  15. 15. The rust prevention apparatus of claim 14 wherein the spray assembly further comprises a first curing component disposed on the seventh driver, the first curing component configured to pre-cure rust prevention fluid sprayed on the battery cells.
  16. 16. The rust prevention apparatus of claim 14 wherein the spray assembly further comprises an inductor disposed in the seventh drive member and positioned to match the position of the spray head.
  17. 17. The rust prevention apparatus of claim 13 wherein the spray assembly further comprises a third detection member connected between the spray head and the negative pressure pump, the third detection member configured to detect a pressure of rust prevention liquid delivered to the spray head.
  18. 18. The rust prevention apparatus of claim 13 wherein the spray assembly further comprises a fourth detection member coupled to the second bracket, the fourth detection member configured to detect airborne particulates.
  19. 19. The rust prevention apparatus of claim 13 wherein the spray assembly further comprises a first temperature controller and a heating element, the heating element configured to heat the rust prevention liquid within the cartridge, the first temperature controller configured to detect a temperature of the rust prevention liquid within the cartridge.
  20. 20. The rust prevention apparatus of claim 6 wherein the curing assembly comprises a third bracket secured to the base and a second curing component connected to the third bracket, the second curing component configured to cure rust prevention fluid sprayed on the battery cells.

Description

Rust-proof device and battery production line Technical Field The application relates to the technical field of batteries, in particular to an antirust device and a battery production line. Background The nickel plating process used for the battery cell shell can effectively prevent the steel shell from rusting. After the end cover is welded with the shell through the end cover welding procedure, the nickel plating layer at the welding position is damaged, so that the rust phenomenon at the welding wire position can be caused. To avoid rust, the weld is generally treated with rust protection. When the rust prevention device in the related art is used, rust parts cannot be effectively treated, and the rust prevention effect is poor. Disclosure of Invention In view of the above problems, the present application provides an anti-rust device and a battery production line, which can solve the problems that the existing anti-rust device cannot effectively treat rust parts and has poor anti-rust effect when in use. In order to solve the technical problems, the application provides an anti-rust device, comprising: The clamping assembly comprises a movable seat, a first driving piece and a second driving piece, wherein the first driving piece and the second driving piece are connected to the movable seat and can be mutually close to or far away from each other; A cleaning assembly disposed downstream of the clamping assembly configured to clean the clamped cells; The spraying component is arranged at the downstream of the cleaning component and is configured to spray antirust liquid on the preset position of the cleaned battery cell; a curing assembly disposed downstream of the spray assembly configured to cure the sprayed rust inhibitive liquid; the cleaning device comprises a base, a cleaning assembly, a spraying assembly, a curing assembly and a conveying assembly, wherein the cleaning assembly, the spraying assembly, the curing assembly and the conveying assembly are arranged on the same side of the base; The conveying assembly is connected with the movable seat and is configured to drive the movable seat to move along a preset direction. According to the technical scheme, the electric core is clamped through the clamping component, then the electric core is cleaned through the cleaning component, welding slag and foreign matters on the surface of the electric core are removed, after cleaning, the rust-proof liquid is sprayed on the preset position of the electric core through the spraying component, namely the welding position, so that the region corresponding to the welding position of the electric core is fundamentally prevented from being oxidized and rusted, and finally, the sprayed rust-proof liquid is solidified through the solidifying component, so that the adhesive force and durability of the rust-proof liquid on the electric core are improved, and the phenomenon that the rust-proof liquid falls off or shifts due to vibration or friction in the follow-up carrying, assembling or storing process is avoided. The device is high in overall automation degree, can effectively treat the area of the easy-to-rust part on the battery cell, has a good rust prevention effect, and greatly improves the appearance quality of the product. In some embodiments, the clamping assembly further comprises a first support arm, a second support arm, and a rotating member; The first support arm and the second support arm are both fixed on the same side of the movable seat, the first driving piece is rotationally connected with the first support arm, the second driving piece is rotationally connected with the second support arm, the rotating piece is fixed on the first support arm and is connected with the first driving piece, the rotating piece is configured to drive the first driving piece to rotate around a first direction, and the first direction is a direction in which the first driving piece and the second driving piece are mutually close to or far away from each other. Therefore, after the first driving piece and the second driving piece are close to each other and clamp the corresponding battery cell, the first driving piece is driven to rotate around the first direction through the rotating piece, and as the first driving piece is rotationally connected to the first supporting arm and the second driving piece is rotationally connected to the second supporting arm, when the rotating piece drives the first driving piece to rotate around the first direction, the battery cell positioned between the first driving piece and the second driving piece can be synchronously driven to rotate, so that different positions of the battery cell can be cleaned and sprayed conveniently. In some embodiments, the clamping assembly further comprises a third drive member fixed to a side of the mobile seat facing the first support arm; the third driving piece is provided with a clamping seat, the clamping seat is configured to clamp the bottom s