Adjustable electroplating anode structure

By designing an adjustable electroplating anode structure, the problems of uneven current distribution and inconsistent coating thickness during the electroplating process were solved, achieving uniform current distribution and consistent coating thickness during the electroplating process, improving product yield and expanding the scope of application.

CN223607419UActive Publication Date: 2025-11-28WEIFANG YUYUAN ELECTRONICS CO LTD
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Patent Information

Application Number
CN202422918909.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-28
Publication Date
2025-11-28
Estimated Expiration
2034-11-28

AI Technical Summary

Technical Problem

In existing electroplating technologies, uneven current distribution occurs when the product size is large, resulting in inconsistent plating thickness and low product yield. Furthermore, existing anode structures cannot be adjusted to adapt to different product sizes.

Method used

The design incorporates an adjustable electroplating anode structure, including two anode baskets with adjustable spacing and height. The anode baskets are equipped with arc-shaped raised reinforcing sections and are fixed to the side wall of the electroplating tank by adjusting bolts, thereby achieving uniform current distribution and consistent plating thickness.

Benefits of technology

It achieves uniform current distribution during electroplating, improves the consistency of coating thickness, expands the scope of application, and enhances product yield.

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Abstract

An adjustable electroplating anode structure relates to the technical field of electroplating structures and comprises two anode baskets which are arranged in parallel, the distance between the two anode baskets is adjustable, the height of the two anode baskets is adjustable, and arc-shaped convex reinforcing sections are arranged on the front surfaces of the two anode baskets. The utility model solves the problems that the current distribution on the product is non-uniform when the product is large in size in the prior art, for example, four corners and edges of a square product are high areas for the current distribution, the current distribution is gradually reduced towards a central point, the central point is the lowest, and the plating thickness central point is the lowest in the corresponding electroplating process; and many large-size products cannot meet the consistency of the coating thickness, and the yield of the products is low.
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Description

TECHNICAL FIELD

[0001] The utility model relates to electroplating structure technical field, concretely relates to adjustable electroplating anode structure. BACKGROUND

[0002] At present, the heating piece of many electronic products adopts the way of material belt to carry out electroplating, and the electroplating tank is basically in an open state during electroplating, the upper end of the electroplating tank is in an open state, and the material belt passes through the electroplating tank to electroplate the product on the material belt.

[0003] The prior art discloses a patent with the announcement number CN218710969U, the scheme includes: the tank body of the upper end opening, the left side plate and the right side plate of the tank body are respectively provided with a gap for the material belt to pass through; the tank body is connected with a cover body, the cover body includes a vertical support plate connected to the upper end face of the rear side plate of the tank body, the upper end faces of the left side plate and the right side plate of the tank body are respectively connected with side support plates, and the front end face of the side support plate is inclined; the upper end of the vertical support plate is connected with a cover plate, the two sides of the cover plate are respectively connected with the side support plates on the two sides, the upper end of the cover plate is provided with an air extraction hole and connected with an air extraction pipe; the front end face of the cover plate is connected with an upper cover plate, and the two ends of the upper cover plate are respectively connected with the side support plates on the two sides.

[0004] The existing device gradually exposes the shortcomings of the technology with use, mainly in the following aspects:

[0005] Firstly, since the electroplating is in the form of hanging plating, the product is fixed on the hanger through the clamping jaw clamping mode, and the clamping jaw is used for conducting electricity, when the product size is large, the current distribution on the product is uneven, for example, the four corners and edges of the square product are high current distribution areas, gradually decreasing to the center point, and the center point is the lowest, and the plating thickness is the lowest during electroplating, many large-size products cannot meet the consistency of plating thickness, the yield of the product is low, and the quality is unqualified.

[0006] Secondly, since the volumes of different types of products are different, the existing electroplating anode structure cannot be adjusted according to the position of the product, and the use range is reduced.

[0007] From the above, it can be seen that the prior art obviously has inconvenience and defects in actual use, so it is necessary to improve. UTILITY MODEL CONTENTS

[0008] In view of the defects in the prior art, the utility model provides an adjustable electroplating anode structure to solve the problem that when the product size is large, the current distribution on the product is uneven, for example, the four corners and edges of the square product are high current distribution areas, gradually decreasing to the center point, and the center point is the lowest, and the plating thickness is the lowest during electroplating, many large-size products cannot meet the consistency of plating thickness, and the yield of the product is low.

[0009] In order to achieve the above object, the utility model provides the following technical scheme.

[0010] The adjustable electroplating anode structure comprises two anode baskets arranged side by side, the distance between the two anode baskets is adjustable, the height of the two anode baskets is adjustable, and an arc-shaped protruding reinforcing section is arranged on the front surface of the two anode baskets.

[0011] As an optimized scheme, the inner wall of the anode basket is provided with an inner recessed section matched with the arc-shaped protruding reinforcing section.

[0012] As an optimized scheme, an anode is arranged in the anode basket.

[0013] As an optimized scheme, the anode basket is supported on a fixing frame, the fixing frame comprises a bottom plate supporting the outer bottom surface of the anode basket, a back plate is vertically and fixedly connected to one end of the bottom plate and located at one side of the back surface of the anode basket, a limiting protruding strip is vertically and fixedly connected to the other end of the bottom plate, and the limiting protruding strip abuts against the lower edge of the front surface of the anode basket.

[0014] As an optimized scheme, a vertical adjusting plate is vertically and slidingly arranged on the back surface of the back plate, a horizontal plate is horizontally and fixedly connected to the upper end of the vertical adjusting plate, and a horizontal adjusting plate is horizontally and slidingly arranged on the upper surface of the horizontal plate.

[0015] As an optimized scheme, two vertical adjusting holes are arranged side by side on the vertical adjusting plate, a vertical fixing bolt is inserted into each vertical adjusting hole, and the tail end of the vertical fixing bolt is threadedly connected with the back plate.

[0016] As an optimized scheme, two horizontal adjusting holes are arranged side by side on the horizontal adjusting plate, a horizontal fixing bolt is inserted into each horizontal adjusting hole, and the tail end of the horizontal fixing bolt is threadedly connected with the horizontal plate.

[0017] As an optimized scheme, two vertically arranged clamping plates are fixedly connected to the lower surface of the horizontal adjusting plate, and the horizontal adjusting plate is clamped on the side wall of the electroplating sub-tank through the area between the two clamping plates.

[0018] As an optimized scheme, two fastening bolts are threadedly connected side by side from top to bottom on the clamping plate away from the anode basket, and the tail end of the fastening bolt abuts against the outer side wall of the electroplating sub-tank.

[0019] As an optimized scheme, the tail end of the fastening bolt is fixedly connected with a rotating disc, the rotating end of the rotating disc is fixedly connected with a clamping disc, and the clamping disc abuts against the outer side wall of the electroplating sub-tank.

[0020] Compared with the prior art, the utility model has the beneficial effects that:

[0021] The cleaned anode is installed in the anode basket, the anode needs to be higher than the liquid level surface by about 1-2 cm, the anode blue is placed in the fixed plate, and is hung on the side wall rail of the electroplating cell, the liquid level reaches the specified height, the rectifier is started to start power supply, the arc convex reinforcing section is arranged more at the arc position of the anode distribution than the straight edge position, so that more conductive ions are obtained, the nickel deposition speed is increased during electroplating, the anode distribution corresponding to the product center (low current distribution area) position during the electroplating process is more, the nickel deposition speed of the whole surface of the product is balanced, the deposition speed of the whole surface is more uniform, the consistency of the plating layer thickness is better, and the requirements of the drawing are met.

[0022] By arranging two clamping plates, the anode structure can be fixed on the side wall of the electroplating cell by fastening bolts,

[0023] The horizontal sliding of the horizontal adjusting hole and the horizontal adjusting plate can be realized, the distance between the two anode baskets and the product can be adjusted, the height of the anode basket can be adjusted through the vertical adjusting hole and the vertical adjusting plate, the electroplating of products of different sizes is met, and the use range is expanded. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiment or the prior art description. In all the drawings, similar elements or parts are generally indicated by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0025] Figure 1 It is a structural schematic view of the utility model.

[0026] In the drawings: 1-anode basket; 2-anode; 3-arc convex reinforcing section; 4-bottom plate; 5-back plate; 6-limit protruding strip; 7-vertical adjusting plate; 8-vertical adjusting hole; 9-vertical fixing bolt; 10-horizontal plate; 11-horizontal adjusting plate; 12-horizontal adjusting hole; 13-horizontal fixing bolt; 14-clamping plate; 15-fastening bolt; 16-clamping disc; 17-product. DETAILED DESCRIPTION

[0027] The embodiments of the technical scheme of the utility model will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical scheme of the utility model, therefore only as an example, and cannot limit the protection scope of the utility model.

[0028] As Figure 1As shown, the adjustable electroplating anode structure comprises two anode baskets 1 arranged side by side, the distance between the two anode baskets 1 is adjustable, the height of the two anode baskets 1 is adjustable, and the front surface of the two anode baskets 1 is provided with an arc-shaped protruding reinforcing section 3.

[0029] The inner wall of the anode basket 1 is provided with an inner concave section matched with the arc-shaped protruding reinforcing section 3.

[0030] The anode 2 is placed in the anode basket 1.

[0031] The anode basket 1 is supported on the fixing frame, the fixing frame comprises a bottom plate 4 supporting the outer bottom surface of the anode basket 1, one end of the bottom plate 4 is vertically fixedly connected with a back plate 5 located on one side of the back surface of the anode basket 1, the other end of the bottom plate 4 is vertically fixedly connected with a limiting protruding strip 6, and the limiting protruding strip 6 abuts against the lower edge of the front surface of the anode basket 1.

[0032] The back surface of the back plate 5 is vertically slidably provided with a vertical adjusting plate 7, the upper end of the vertical adjusting plate 7 is horizontally fixedly connected with a horizontal plate 10, and the upper surface of the horizontal plate 10 is horizontally slidably provided with a horizontal adjusting plate 11.

[0033] Two vertical adjusting holes 8 are arranged side by side on the vertical adjusting plate 7, a vertical fixing bolt 9 is inserted into each vertical adjusting hole 8, and the tail end of the vertical fixing bolt 9 is threadedly connected with the back plate 5.

[0034] Two horizontal adjusting holes 12 are arranged side by side on the horizontal adjusting plate 11, a horizontal fixing bolt 13 is inserted into each horizontal adjusting hole 12, and the tail end of the horizontal fixing bolt 13 is threadedly connected with the horizontal plate 10.

[0035] The lower surface of the horizontal adjusting plate 11 is fixedly connected with two vertically arranged clamping plates 14, and the horizontal adjusting plate 11 is clamped on the side wall of the electroplating sub-tank through the area between the two clamping plates 14.

[0036] Two fastening bolts 15 are threadedly connected side by side from top to bottom on the clamping plate 14 away from the anode basket 1, and the tail end of the fastening bolt 15 abuts against the outer side wall of the electroplating sub-tank.

[0037] The tail end of the fastening bolt 15 is fixedly connected with a rotating disc, the rotating end of the rotating disc is fixedly connected with a clamping disc 16, and the clamping disc 16 abuts against the outer side wall of the electroplating sub-tank.

[0038] The working principle of the device is as follows:

[0039] The cleaned anode 2 is installed in the anode basket 1, the anode 2 needs to be higher than the liquid level surface by about 1-2 cm, the anode basket 1 is installed in the fixed plate, and is hung on the side wall rail of the electroplating tank, the liquid level reaches the specified height, the rectifier is started to start power supply, the arc-shaped convex strengthening section 3 is distributed more at the arc-shaped position of the anode 2 than at the straight edge position, so that more conductive ions are generated, the nickel deposition speed is increased during electroplating, the anode 2 is distributed more at the center of the product 17 (a low current distribution area) during the electroplating process, the nickel deposition speed of the entire surface of the product 17 is balanced, the deposition speed of the entire surface is more uniform, the consistency of the plating layer thickness is better, and the requirements of the drawing are met;

[0040] By arranging two clamping plates 14, the anode 2 structure can be fixed on the side wall of the electroplating tank by means of fastening bolts 15,

[0041] The two anode baskets 1 and the product 17 can be adjusted in distance by horizontal adjustment holes 12 and horizontal adjustment plates 11, the height of the anode basket 1 can be adjusted by vertical adjustment holes 8 and vertical adjustment plates 7, the electroplating of products 17 of different sizes can be met, and the use range is expanded.

[0042] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and the specification of the present application.

Claims

1. An adjustable electroplating anode structure, characterized by: The application relates to an anode basket, which comprises two anode baskets (1) arranged in parallel, the distance between the two anode baskets (1) is adjustable, the height of the two anode baskets (1) is adjustable, and arc-shaped convex reinforcing sections (3) are arranged on the front faces of the two anode baskets (1).

2. The adjustable electroplating anode structure of claim 1, wherein: The inner wall of the anode basket (1) is provided with an inner concave section matched with the arc-shaped convex reinforcing section (3).

3. The adjustable electroplating anode structure of claim 1, wherein: The anode basket (1) is provided with an anode (2).

4. The adjustable electroplating anode structure of claim 1, wherein: The anode basket (1) is supported on a fixing frame, the fixing frame comprises a bottom plate (4) supporting the outer bottom face of the anode basket (1), one end of the bottom plate (4) is vertically fixed with a back plate (5) located on one side of the back face of the anode basket (1), the other end of the bottom plate (4) is vertically fixed with a limiting convex strip (6), and the limiting convex strip (6) abuts against the lower edge of the front face of the anode basket (1).

5. The adjustable electroplating anode structure of claim 4, wherein: The back face of the back plate (5) is vertically slidably provided with a vertical adjusting plate (7), the upper end of the vertical adjusting plate (7) is horizontally fixed with a horizontal plate (10), and the upper surface of the horizontal plate (10) is horizontally slidably provided with a horizontal adjusting plate (11).

6. The adjustable electroplating anode structure of claim 5, wherein: Two vertical adjusting holes (8) are arranged in parallel on the vertical adjusting plate (7), a vertical fixing bolt (9) is inserted into each vertical adjusting hole (8), and the tail end of the vertical fixing bolt (9) is threadedly connected with the back plate (5).

7. The adjustable electroplating anode structure of claim 5, wherein: Two horizontal adjusting holes (12) are arranged in parallel on the horizontal adjusting plate (11), a horizontal fixing bolt (13) is inserted into each horizontal adjusting hole (12), and the tail end of the horizontal fixing bolt (13) is threadedly connected with the horizontal plate (10).

8. The adjustable electroplating anode structure of claim 5, wherein: The lower surface of the horizontal adjusting plate (11) is fixed with two vertically arranged clamping plates (14) in parallel, and the horizontal adjusting plate (11) is clamped on the side wall of an electroplating sub-tank through the area between the two clamping plates (14).

9. The adjustable electroplating anode structure of claim 8, wherein: Two fastening bolts (15) are threadedly connected in parallel from top to bottom on the clamping plate (14) away from the anode basket (1), and the tail end of the fastening bolt (15) abuts against the outer side wall of the electroplating sub-tank.

10. The adjustable electroplating anode structure of claim 9, wherein: The tail end of the fastening bolt (15) is fixed with a rotating disc, the rotating end of the rotating disc is fixed with a clamping disc (16), and the clamping disc (16) abuts against the outer side wall of the electroplating sub-tank.