CN219449926U

CN219449926U - Electroplating device for conductive film

Info

Publication number: CN219449926U
Application number: CN202320047742.4U
Authority: CN
Inventors: 臧伟
Original assignee: Advanced Precision Technology Co ltd
Current assignee: Advanced Precision Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-08-01
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses an electroplating device for a conductive film, which comprises a plating tank body, wherein an electroplating cavity is formed in the plating tank body, film feeding grooves for feeding and discharging films are formed in two sides of the plating tank body, a film traction mechanism and an electroplating anode are arranged in the electroplating cavity, the film traction mechanism comprises a film clamping assembly and a driving assembly, the driving assembly is arranged on the upper side and the lower side of the film along the film feeding direction, the film clamping assembly is linearly arranged on the driving assembly, the film clamping assembly clamps the upper side and the lower side of the film which moves, and the driving assembly is used for adjusting the distance between the film clamping assemblies on the upper side and the lower side. The utility model uses the film traction mechanism to clamp the two sides of the film and traction the film to the outside in the width direction, so that the film is tightened in the electroplating cavity, and uneven plating caused by wrinkling of the film due to deformation under the impact of plating solution is prevented.

Description

Electroplating device for conductive film

Technical Field

The utility model relates to the technical field of electroplating, in particular to an electroplating device for a conductive film.

Background

The conductive film is a high polymer material with metal plated on the surface, and is widely applied to lithium ion batteries, and is mainly used as a battery current collector in the lithium ion batteries. The electroplating process is an important link in the manufacturing process of the conductive film, and is a process for forming a uniform, compact and well-combined metal or alloy deposition layer on the surface of the film by utilizing the electrolysis principle. In the electroplating process, the film is easy to be wrinkled due to the impact of the plating solution when the film is moved in the plating solution, so that the uniformity of the plating film is affected.

Therefore, in order to improve the uniformity of the plating layer, a plating apparatus that prevents wrinkles is required.

Disclosure of Invention

In order to solve the problem that in the electroplating process, when a film is moved in a plating solution, the film is easy to be impacted by the plating solution to generate wrinkles, so that the uniformity of a plated film is affected, the utility model provides an electroplating device for a conductive film.

The technical scheme of the utility model is as follows:

the utility model provides an electroplating device for electrically conductive film, includes plating bath body, plating bath body is inside to be electroplating the chamber, plating bath body's both sides are equipped with the membrane groove of walking that only lets the film business turn over, be provided with film traction mechanism and electroplating positive pole in the electroplating chamber, film traction mechanism includes film clamping assembly and actuating assembly, actuating assembly follows the film walks the membrane direction set up in the upper and lower both sides of film, film clamping assembly is linear to be located on the actuating assembly, film clamping assembly presss from both sides tightly walks from both sides about the film, actuating assembly is used for adjusting upper and lower both sides film clamping assembly's interval.

Further, the film clamping assembly comprises a fixing part, a rotating part and a clamping roller, the clamping roller is rotatably installed at the upper ends of the fixing part and the rotating part respectively, the driving assembly is fixedly arranged on the adjustable lower part of the fixing part, the rotating part is hinged with the fixing part, and an electromagnet module is arranged at the lower ends of the rotating part and the fixing part.

Further, the drive assembly includes regulating plate, screw thread piece and two-way lead screw, the vertical rotation of two-way lead screw is located the both ends in electroplating the chamber, two-way lead screw both ends threaded connection has the screw thread piece, the regulating plate level is located between the screw thread piece, upper and lower two the regulating plate passes through the screw thread piece symmetry is located two ends of two-way lead screw, the film clamping assembly sets up on the regulating plate, the upper end transmission of two-way lead screw is connected with the synchronizing shaft, the one end of synchronizing shaft has the motor through the coupling joint, motor fixed mounting is in on the coating bath body.

Further, the fixed part is installed on the regulating plate in a sliding and adjusting mode, a T-shaped groove is formed in the regulating plate, a T-shaped block is arranged at the lower end of the fixed part, and the T-shaped groove is arranged in the T-shaped groove in a sliding mode.

Further, the synchronizing shaft is far away from one end of motor is equipped with the backup pad, backup pad fixed mounting is in the top of coating bath body, the synchronizing shaft with the backup pad rotates to be connected, coating bath body top is equipped with the motor mounting bracket, motor fixed mounting is in on the motor mounting bracket, the synchronizing shaft with the motor mounting bracket rotates to be connected.

Further, the upside of two-way lead screw rotates and is connected with the mounting panel, mounting panel fixed mounting is in on the coating bath body, two-way lead screw with be provided with antifriction bearing between the mounting panel, the lower extreme of two-way lead screw rotates and is connected with the rotation seat, it is in to rotate seat fixed mounting electroplate the bottom in chamber.

Further, the electroplating anode comprises a titanium basket, a supporting seat is arranged below the titanium basket, the titanium basket is placed in the electroplating cavity through the supporting seat below the titanium basket, and the titanium basket is arranged on two sides of the film.

Further, the L-shaped limiting plate is arranged on one side above the titanium basket, the L-shaped limiting plate is arranged horizontally outwards, and the lower part of the L-shaped limiting plate is attached to the upper end of the plating bath body.

Further, the outside of L shape limiting plate is equipped with the screw hole, the screw hole internal thread connects the spacing axle soon, the one end of spacing axle with plating bath body outside butt.

Further, the plating bath body is provided with a plating solution outlet communicated with the electroplating cavity.

According to the scheme, the utility model has the beneficial effects that the film traction mechanism is utilized to clamp the two sides of the film and carry out traction to the outer side in the width direction, so that the film is stretched in the electroplating cavity, and uneven plating caused by wrinkling when the film is deformed under the impact of plating solution is prevented; the driving assembly adjusts the distance between the clamping rollers according to the width of the film, so that the films with different widths can be better clamped, and the electroplating of the films with different widths is satisfied; the electromagnet module is utilized to control the rotation of the rotating part, so that the distance between the clamping rollers is convenient to control, and the film is convenient to clamp.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the film pulling mechanism of the present utility model in operation;

FIG. 3 is a schematic diagram of the film pulling mechanism of the present utility model in standby mode;

FIG. 4 is a schematic view of the structure of an electroplating anode in the present utility model;

fig. 5 is an enlarged view of the structure at a in fig. 3.

Wherein, each reference sign in the figure: 1. a plating bath body; 101. an electroplating cavity; 102. a film feeding groove; 103. a support plate; 104. a motor mounting rack; 105. a mounting plate; 106. a rotating seat; 107. a plating solution outlet; 2. a film traction mechanism; 201. a film clamping assembly; 2011. a fixing part; 2012. a rotating part; 2013. a grip roll; 2014. an electromagnet module; 2015. a T-shaped block; 202. a drive assembly; 2021. an adjusting plate; 2022. a screw block; 2023. a two-way screw rod; 2024. a synchronizing shaft; 2025. a motor; 2026. a T-shaped groove; 3. electroplating an anode; 301. titanium basket; 302. a support base; 303. an L-shaped limiting plate; 304. a limiting shaft; 4. a film.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly on the other element. The directions or positions indicated by the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are directions or positions based on the drawings, and are merely for convenience of description and are not to be construed as limiting the present technical solution. The terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "multiple" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one, unless specifically defined otherwise.

As shown in fig. 1 to 3, an electroplating device for a conductive film according to an embodiment of the present utility model includes a plating tank body 1, a plating chamber 101 inside the plating tank body 1, a film feeding groove 102 for feeding and discharging a film 4 only on two sides of the plating tank body 1, a film traction mechanism 2 and a plating anode 3 disposed in the plating chamber 101, the plating anode 3 providing metal ions for the film to be plated, the film traction mechanism 2 including a film clamping assembly 201 and a driving assembly 202, the driving assembly 202 disposed on upper and lower sides of the film 4 along a film feeding direction of the film 4, the film clamping assembly 201 linearly disposed on the driving assembly 202, the film clamping assembly 201 clamping the upper and lower sides of the film 4 to be moved, and the driving assembly 202 for adjusting a distance between the film clamping assemblies 201 on the upper and lower sides. The film clamping assembly 201 comprises a fixing portion 2011, a rotating portion 2012 and a clamping roller 2013, the clamping roller 2013 is rotatably mounted at the upper ends of the fixing portion 2011 and the rotating portion 2012 respectively, the driving assembly 202 is fixedly arranged under the fixing portion 2011 in an adjustable mode, the rotating portion 2012 is hinged to the fixing portion 2011, and an electromagnet module 2014 is arranged at the lower ends of the rotating portion 2012 and the fixing portion 2011.

When the electroplating device works, a film 4 to be electroplated enters the electroplating cavity 101 from the film feeding groove 102 on one side of the plating tank body 1, and the electroplated film 4 passes out from the film feeding groove 102 on the other side of the plating tank body 1. When the film 4 is electroplated in the electroplating bath, the upper side and the lower side are clamped by the film clamping assemblies 201, so that the film 4 is tensioned in the electroplating cavity 101, deformation of the film 4 under the impact of the plating solution is reduced, uneven plating caused by wrinkling of the film 4 is not easy to occur, and the product yield is improved. When the film clamping assembly 201 clamps the film 4, the electromagnet is electrified, so that the electromagnet modules 2014 at the lower ends of the rotating part 2012 and the fixed part 2011 are attracted to each other, and the rotating part 2012 and the fixed part 2011 are hinged, so that the clamping rollers 2013 at the upper ends of the rotating part 2012 and the fixed part 2011 are close to each other, the clamping rollers 2013 close to each other clamp the film 4, and the film 4 can be normally removed by rotating the clamping rollers 2013.

As shown in fig. 2, in a preferred embodiment, the driving assembly 202 includes an adjusting plate 2021, a threaded block 2022 and a bidirectional screw 2023, the bidirectional screw 2023 is vertically rotatably disposed at two ends of the electroplating cavity 101, the threaded blocks 2022 are screwed at two ends of the bidirectional screw 2023, the adjusting plate 2021 is horizontally disposed between the threaded blocks 2022, the upper and lower adjusting plates 2021 are symmetrically disposed at two ends of the bidirectional screw 2023 through the threaded blocks 2022, the film clamping assembly 201 is disposed on the adjusting plate 2021, a synchronizing shaft 2024 is drivingly connected at an upper end of the bidirectional screw 2023, one end of the synchronizing shaft 2024 is connected with a motor 2025 through a coupling, and the motor 2025 is fixedly mounted on the plating tank body 1.

The drive assembly 202 adjusts the spacing between the upper and lower film clamping assemblies 201 according to the width of the film 4, so that the electroplating device can adapt to the production of films 4 with different widths. When the driving assembly 202 is adjusted, the motor 2025 drives the synchronizing shaft 2024 to rotate through the coupler, the synchronizing shaft 2024 is in transmission connection with the two bidirectional screw rods 2023, transmission can be performed through the bevel gear set or the worm gear, at the moment, the bidirectional screw rods 2023 rotate, the upper threads of the bidirectional screw rods 2023 are divided into two sections, the rotation directions of the two sections of threads are opposite, the thread blocks 2022 are respectively arranged on the two sections of threads, the thread blocks 2022 on the same bidirectional screw rods 2023 are simultaneously closed towards the middle or simultaneously move towards two ends, and accordingly the two adjusting plates 2021 are driven to be close to or far away from each other, and accordingly the distance between the upper film clamping assembly 201 and the lower film clamping assembly 201 is adjusted.

As shown in fig. 5, in a preferred embodiment, the fixing portion 2011 is slidably mounted on the adjusting plate 2021, a T-shaped groove 2026 is provided on the adjusting plate 2021, a T-shaped block 2015 is provided at a lower end of the fixing portion 2011, and the T-shaped groove 2026 is slidably disposed in the T-shaped groove 2026. Through the cooperation of T-shaped groove 2026 and T-shaped piece 2015, make the installation of fixed part 2011, position adjustment more convenient, be convenient for set up the film clamping assembly 201 of different group numbers according to the production demand, guarantee that film 4 is tight.

As shown in fig. 1 and 2, in a preferred embodiment, a support plate 103 is disposed at an end of the synchronizing shaft 2024 away from the motor 2025, the support plate 103 is fixedly mounted above the plating tank body 1, the synchronizing shaft 2024 is rotatably connected with the support plate 103, a motor 2025 mounting bracket 104 is disposed above the plating tank body 1, the motor 2025 is fixedly mounted on the motor 2025 mounting bracket 104, and the synchronizing shaft 2024 is rotatably connected with the motor 2025 mounting bracket 104. The two ends of the synchronizing shaft 2024 are limited by the supporting plate 103 and the motor 2025 mounting frame 104, so that the rotation of the synchronizing shaft 2024 is more stable, the motor 2025 can conveniently drive the synchronizing shaft 2024 to drive the bidirectional screw rod 2023 to rotate, and accordingly the lifting of the adjusting plate 2021 is adjusted. The upper side of the bidirectional screw rod 2023 is rotationally connected with a mounting plate 105, the mounting plate 105 is fixedly mounted on the plating bath body 1, a rolling bearing is arranged between the bidirectional screw rod 2023 and the mounting plate 105, the lower end of the bidirectional screw rod 2023 is rotationally connected with a rotating seat 106, and the rotating seat 106 is fixedly mounted at the bottom of the plating cavity 101. The two ends of the bidirectional screw 2023 are limited by the mounting plate 105 and the rotating seat 106, so that the bidirectional screw 2023 rotates more stably.

As shown in fig. 1 and 4, in a preferred example, the plating anode 3 includes a titanium basket 301, the titanium basket 301 is provided with a support base 302 through a lower portion, the titanium basket 301 is placed in the plating chamber 101 through the support base 302 below, and both sides of the thin film 4 are provided with the titanium basket 301. An L-shaped limiting plate 303 is arranged on one side above the titanium basket 301, the L-shaped limiting plate 303 is horizontally arranged outwards, and the lower part of the L-shaped limiting plate 303 is attached to the upper end of the plating tank body 1. The outside of the L-shaped limiting plate 303 is provided with a threaded hole, the threaded hole is screwed with a limiting shaft 304, and one end of the limiting shaft 304 is abutted with the outside of the plating bath body 1. By placing metal in the titanium basket 301, metal ions are provided for coating, and the titanium basket 301 is placed in the electroplating cavity 101 conveniently by utilizing the supporting seat 302 and the limiting plate, so that the titanium basket 301 is replaced and taken and placed conveniently.

As shown in fig. 1, in a preferred example, the plating tank body 1 is provided with a plating solution outlet 107 communicating with the plating chamber 101. The plating solution is conveniently discharged, the inside of the plating tank body 1 is conveniently cleaned, and the plating solution is conveniently replaced.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides an electroplating device for electrically conductive film, its characterized in that includes the plating bath body, the inside electroplating chamber that is of plating bath body, the both sides of plating bath body are equipped with the membrane groove of walking that only lets the film business turn over, be provided with film traction mechanism and electroplating positive pole in the electroplating chamber, film traction mechanism includes film clamping assembly and actuating assembly, actuating assembly follows the film walks the membrane direction set up in the upper and lower both sides of film, film clamping assembly linearly locates on the actuating assembly, film clamping assembly presss from both sides tightly to walk the upper and lower both sides of film, actuating assembly is used for adjusting upper and lower both sides film clamping assembly's interval.

2. The electroplating device for a conductive film according to claim 1, wherein the film clamping assembly comprises a fixing portion, a rotating portion and a clamping roller, the clamping roller is rotatably mounted at the upper ends of the fixing portion and the rotating portion respectively, the adjustable fixing below the fixing portion is arranged on the driving assembly, the rotating portion is hinged to the fixing portion, and electromagnet modules are arranged at the lower ends of the rotating portion and the fixing portion.

3. The electroplating device for a conductive film according to claim 2, wherein the driving assembly comprises an adjusting plate, threaded blocks and a bidirectional screw rod, the bidirectional screw rod is vertically and rotatably arranged at two ends of the electroplating cavity, the threaded blocks are connected with two ends of the bidirectional screw rod in a threaded manner, the adjusting plate is horizontally arranged between the threaded blocks, the upper adjusting plate and the lower adjusting plate are symmetrically arranged at two ends of the bidirectional screw rod through the threaded blocks, the film clamping assembly is arranged on the adjusting plate, the upper end of the bidirectional screw rod is in transmission connection with a synchronous shaft, one end of the synchronous shaft is connected with a motor through a coupling, and the motor is fixedly arranged on the plating tank body.

4. A plating apparatus for a conductive film according to claim 3, wherein said fixing portion is slidably fitted to said regulating plate, a T-shaped groove is provided in said regulating plate, a T-shaped block is provided at a lower end of said fixing portion, and said T-shaped groove is slidably provided in said T-shaped groove.

5. A plating apparatus for a conductive film according to claim 3, wherein one end of said synchronizing shaft away from said motor is provided with a support plate fixedly mounted above said plating tank body, said synchronizing shaft is rotatably connected with said support plate, a motor mount is provided above said plating tank body, said motor is fixedly mounted on said motor mount, and said synchronizing shaft is rotatably connected with said motor mount.

6. A plating apparatus for a conductive film according to claim 3, wherein the upper side of the bidirectional screw is rotatably connected with a mounting plate fixedly mounted on the plating tank body, a rolling bearing is provided between the bidirectional screw and the mounting plate, the lower end of the bidirectional screw is rotatably connected with a rotating seat fixedly mounted at the bottom of the plating chamber.

7. The electroplating device for a conductive film according to claim 1, wherein the electroplating anode comprises a titanium basket, a support seat is arranged below the titanium basket, the titanium basket is placed in the electroplating cavity through the support seat below the titanium basket, and the titanium basket is arranged on both sides of the film.

8. The electroplating device for a conductive film according to claim 7, wherein an L-shaped limiting plate is arranged on one side above the titanium basket, the L-shaped limiting plate is arranged horizontally outwards, and the lower part of the L-shaped limiting plate is attached to the upper end of the plating bath body.

9. The electroplating device for a conductive film according to claim 8, wherein a threaded hole is formed in the outer side of the L-shaped limiting plate, a limiting shaft is screwed into the threaded hole, and one end of the limiting shaft is abutted to the outer side of the plating tank body.

10. The plating apparatus for a conductive film according to claim 1, wherein said plating tank body is provided with a plating solution outlet communicating with said plating chamber.