WO2024007630A1

WO2024007630A1 - Water electroplating apparatus with double-sided coating function

Info

Publication number: WO2024007630A1
Application number: PCT/CN2023/083503
Authority: WO
Inventors: 臧世伟
Original assignee: 重庆金美新材料科技有限公司
Priority date: 2022-07-07
Filing date: 2023-03-23
Publication date: 2024-01-11
Also published as: EP4328359A1; JP2024537953A; CN218115633U

Abstract

A water electroplating apparatus with a double-sided coating function. The water electroplating apparatus comprises a plating tank and a film conveying mechanism, wherein a first main roller and a second main roller are arranged in the plating tank, and the peripheries of the first main roller and the second main roller are each provided with an electrically conductive belt; and the film conveying mechanism guides one side face of a film to bypass a left side of the first main roller and is wound out from a right side of the first main roller, and the film conveying mechanism guides the other side face of the film to bypass a right side of the second main roller and is wound out from a left side of the second main roller. In the water electroplating apparatus, the electrically conductive belt does not need to pass through the plating tank, and thus there is no need to add a corresponding overflow tank to collect a plating solution, thereby saving on apparatus investment and improving the safety of the plating tank.

Description

A kind of water electroplating equipment with double-sided coating function

Technical field

The utility model relates to the technical field of electroplating equipment, in particular to a water electroplating equipment with a double-sided coating function.

Background technique

Current electroplating equipment, such as patent CN214991962U, discloses a water electroplating equipment used for electroplating the surface of flexible film substrates. In this technical solution, when the conductive tape is circularly running on the outside of the film, the conductive tape enters the plating solution. The plating liquid will follow the conductive strip and be exposed to the outside of the liquid surface. Therefore, the plating liquid on the conductive strip needs to be processed, such as polishing and grinding to remove copper plating. The instructions record: "There is a The first main roller and the second main roller, the coating film bypasses the first main roller and then reversely bypasses the second main roller and passes through the plating bath." It can be seen that the left side is conductive The belt 331 needs to be provided with an overflow tank 313 correspondingly. The plating solution on the conductive belt is processed in the overflow tank 313, and the conductive belt passes through the aqueduct, and the plating solution in the aqueduct will overflow into the overflow tank 313; As for the conductive strip 331 on the right, the plating solution on the conductive strip can be processed above it without the need for a conductive strip. Therefore, in the technical solution of this patent, an overflow tank is provided on the left conductive belt, which increases the cost, and the conductive belt passes out from the aqueduct. The structure is complex and is not easy to implement industrialization.

Utility model content

The utility model provides a water electroplating equipment with a double-sided coating function. The conductive strip does not need to be removed from the plating tank. There is no need to add a corresponding overflow tank to collect the plating solution, which saves energy investment and increases the safety of the plating tank.

In order to solve the above technical problems, the present utility model adopts the following technical solutions:

A kind of water electroplating equipment with double-sided coating function, including a plating tank and a film transmission mechanism. A first main roller and a second main roller are provided in the plating tank; the first main roller and the second main roller Coating is performed on two sides of the film respectively; conductive tapes are provided on the periphery of the first main roller and the second main roller, and the conductive tapes are close to part of the outer side of the film and run in a loop, and the third main roller is An arc-shaped anode plate is provided on the periphery of one main roller and the second main roller. The anode plate is connected to the positive electrode of the electroplating power supply. The conductive belt is connected to the negative electrode of the electroplating power supply. The film transmission mechanism guides the film. One side of the film goes around from the left side of the first main roller and winds out from the right side of the first main roller, and the other side of the film is guided around from the right side of the second main roller and from the left side of the second main roller. Side wrap out.

Further, the film transmission mechanism includes an unwinding mechanism and a rewinding mechanism. The film is unrolled through the unwinding mechanism, and the coated film is rewinded through the rewinding mechanism to complete the entire electroplating process.

Further, the unwinding mechanism is provided between the first main roller and the second main roller, specifically in the upper area between the first main roller and the second main roller. The first main roller is located on the right side of the second main roller.

Furthermore, the unwinding mechanism is used to unwind the film and the support shafts provided at both ends of the unwinding shaft. Driven by the motor, the unwinding shaft can unwind the film and adjust the film through the inclination of the support shaft. The feeding angle facilitates the unfolding of the film.

Further, the electroplating equipment also includes a water washing tank and an anti-oxidation tank, and the left side of the second main roller The side-wound film also passes through the water washing tank and the anti-oxidation tank in sequence.

Further, a static eliminator is provided between the water washing tank and the anti-oxidation tank. The static eliminator can be used to eliminate static electricity generated during the film transportation process.

Beneficial effects of this utility model:

This utility model, by adjusting the position of the unwinding mechanism and the winding method, makes the winding method of the film not need to pass through the plating tank and match the corresponding overflow tank, which not only reduces the equipment investment, but also increases the cost. Plating bath safety.

Description of the drawings

In order to explain the technical solutions in the embodiments of the present invention more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the purpose of this utility model. For some embodiments of the new type, those of ordinary skill in the art can also obtain other drawings based on these drawings without exerting any creative effort.

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a schematic structural diagram of the plating tank of the present invention;

Figure 3 is a schematic diagram of the unwinding mechanism of the present utility model;

Explanation of reference symbols:
1. Plating tank; 201. First main roller; 202. Second main roller; 3. Conductive belt; 4. Anode plate; 5.
Unwinding mechanism; 51. Unwinding reel; 52. Support shaft; 6. Washing tank; 7. Anti-oxidation tank; 8. Static eliminator; 9. Rewinding mechanism; 100. Film.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the present utility model will be further described below in conjunction with the embodiments and drawings. The contents mentioned in the embodiments do not limit the present utility model.

Example

As shown in Figure 1-3, a water electroplating equipment with double-sided coating function includes a plating tank 1 and a film 100 transmission mechanism. The plating tank 1 is provided with a first main roller 201 and a second main roller. 202; The first main roller 201 and the second main roller 202 respectively coat both sides of the film 100; the first main roller 201 and the second main roller 202 are both provided with conductive belts 3 on their peripheries, and the The conductive belt 3 is close to part of the outer surface of the film 100 and circulates. The first main roller 201 and the second main roller 202 are both equipped with arc-shaped anode plates 4 on the periphery. The anode plates 4 are connected to The positive electrode of the electroplating power supply, the conductive belt 3 is connected to the negative electrode of the electroplating power supply, and the film 100 transmission mechanism guides one side of the film 100 to bypass the left side of the first main roller 201 and from the left side of the first main roller 201 The right side is wound out, and the other side of the film 100 is guided to be wound around from the right side of the second main roller 202 and wound out from the left side of the second main roller 202 .

As shown in Figure 1 or 2, the first main roller is arranged from the right side of the plating tank (from right to left), followed by the second main roller. Therefore, the uncoated film is wound from the right side of the first main roller. through, passing over the first main roller, and winding out from the left side of the first main roller; the film then winds around the right side of the second main roller, passing above the second main roller, and winding out from the left side of the second main roller. Wind it out to complete the entire wiring process.

In this embodiment, the film 100 transport mechanism includes an unwinding mechanism 5 and a rewinding mechanism 9. The unwinding mechanism 5 unwinds the film 100, and the rewinding mechanism 9 unwinds the coated film 100. Rewinding is performed to complete the entire electroplating process. Specifically, the unwinding mechanism 5 is provided between the first main roller 201 and the second main roller 202. Specifically, it can be selected between the first main roller 201 and the second main roller 202. Because the film 100 passes through the left side of the first main roller 201 first, the unwinding mechanism 5 is preferably disposed above the area close to the left side of the first main roller 201 .

Specifically, the electroplating process is: the film 100 is wound around from the left side of the first main roller 201 and wound out from the right side of the first main roller 201. The winding and unwinding methods of the conductive tape 3 are selected and set on the first main roller 201. The area above the main roller 201; the conductive tape 3 is wound out from the right side of the first main roller 201, wound around from the left side of the second main roller 202, and wound out from the right side of the second main roller 202. The winding and unwinding method of 3 is selected to be arranged in the area above the second main roller 202, and the conductive tape 3 located in the area above the first main roller 201 and the second main roller 202 is wiped to prevent the conductive tape 3 from being removed from the plating tank 1 The brought out plating liquid drips onto the roller or film 100. During the installation process of the conductive belt 3, the conductive belt 3 does not pass through the plating tank 1, so there is no need to add an overflow tank. Similarly, the anode plate 4 near the first main roller 201 (or the second main roller 202) is connected to the positive electrode of the electroplating power supply (not shown), and the conductive belt 3 on the first main roller 201 (or the second main roller 202) Connected to the negative electrode of the electroplating power supply (not shown), cations in the electroplating solution can be deposited onto the film 100 .

Specifically, the unwinding mechanism 5 includes an unwinding reel 51 for unwinding the film 100 and support shafts 52 provided at both ends of the unwinding reel 51. The unwinding reel 51 is driven by a motor (not shown), and the support shaft 52 is driven by a motor (not shown). The shaft 52 can also be driven by a motor (not shown); by driving the motor (not shown), the unwinding reel 51 can rotate, thereby completing the unwinding of the film 100; by driving the motor, The support shaft 52 can be tilted within a certain range. By tilting the support shaft 52, the height of the unwinding shaft 51 can be adjusted, thereby adjusting the feeding (unwinding output) angle of the film 100 to facilitate the unfolding of the film 100.

In the present utility model, the electroplating equipment also includes a water washing tank 6 and an anti-oxidation tank 7. The film 100 wound out from the left side of the second main roller 202 also passes through the water washing tank 6 and the anti-oxidation tank 7 in sequence.

Specifically, a static eliminator 8 is provided between the water washing tank 6 and the anti-oxidation tank 7 . The static eliminator 8 can be used to eliminate static electricity generated during the transportation of the film 100 . The static eliminator 8 can be adapted by selecting an existing model.

The specific working process is as follows: place the electroplating solution in the plating tank, place distilled water in the washing tank, and place antioxidant liquid in the antioxidant tank; when the unwinding mechanism unwinds the film roll, the film starts from the first main The left side of the roller starts to wind in and winds out from the right side of the first main roller. During this process, the conductive tape on the first main roller electroplates the film; the film wound out from the first main roller is wound out from the second main roller. Start winding in from the right side of the second main roller and wind out from the left side of the second main roller. During this process, the conductive tape on the second main roller electroplates the film; the film wound out from the second main roller is wiped ( After removing the electroplating liquid), it reaches the water washing tank. After washing with water, it then reaches the anti-oxidation tank. After anti-oxidation treatment, it then undergoes drying and other operations to complete the electroplating process of the film.

The above embodiments are the preferred implementation solutions of the present utility model. In addition, the present utility model can also be implemented in other ways. Any obvious substitutions without departing from the concept of the technical solution are within the protection scope of the present utility model. Inside.

The water electroplating equipment with double-sided coating function of this utility model can be positioned by placing the unwinding mechanism And the adjustment of the winding method makes the film winding method not need to pass through the plating tank and match the corresponding overflow tank, which not only reduces the equipment investment, but also increases the safety of the plating tank. Therefore, this practical The new water electroplating equipment with double-sided coating function is practical.

Claims

A water electroplating equipment with a double-sided coating function, characterized in that it includes a plating tank (1) and a film transmission mechanism. The plating tank (1) is provided with a first main roller (201) and a second main roller. Roller (202); the first main roller (201) and the second main roller (202) are equipped with conductive belts (3) on the periphery, and the conductive belts (3) are close to part of the outer surface of the film and circulate belt, the first main roller (201) and the second main roller (202) are each provided with an arc-shaped anode plate (4) on the periphery, the anode plate (4) is connected to the positive electrode of the electroplating power supply, and the conductive The belt (3) is connected to the negative electrode of the electroplating power supply, and the film transport mechanism guides one side of the film to wrap around from the left side of the first main roller (201) and from the right side of the first main roller (201) , and guide the other side of the film to go around from the right side of the second main roller (202) and from the left side of the second main roller (202), the conductive tape (3) is arranged on the first main roller (202) 201) and above the second main roller (202).
The water electroplating equipment with double-sided coating function according to claim 1, characterized in that the film transport mechanism includes an unwinding mechanism (5) and a rewinding mechanism (9).
The water electroplating equipment with double-sided coating function according to claim 2, characterized in that the unwinding mechanism (5) is provided between the first main roller (201) and the second main roller (202), so The first main roller (201) is located on the right side of the second main roller (202).
The water electroplating equipment with double-sided coating function according to claim 2, characterized in that the unwinding mechanism (5) includes an unwinding reel (51) for unwinding the film and is provided on both sides of the unwinding reel (51). end support shaft (52).
The water electroplating equipment with double-sided coating function according to claim 3, characterized in that the water electroplating equipment further includes a water washing tank (6) and an anti-oxidation tank (7), and the second main roller ( 202) The film wound out from the left side also passes through the water washing tank (6) and the anti-oxidation tank (7) in sequence.
The water electroplating equipment with double-sided coating function according to claim 5, characterized in that a static eliminator (8) is provided between the water washing tank (6) and the anti-oxidation tank (7).