CN209890756U - Electroplating device suitable for annular electroplating bath - Google Patents
Electroplating device suitable for annular electroplating bath Download PDFInfo
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- CN209890756U CN209890756U CN201821886032.6U CN201821886032U CN209890756U CN 209890756 U CN209890756 U CN 209890756U CN 201821886032 U CN201821886032 U CN 201821886032U CN 209890756 U CN209890756 U CN 209890756U
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- hanger
- electroplating
- electroplating apparatus
- anode plate
- annular
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Abstract
The utility model discloses an electroplate device suitable for annular plating bath, including anode plate, negative pole copper bar and actuating mechanism, the last insulating piece that promotes of installing of actuating mechanism, the insulating piece that promotes is provided with rotatable electrically conductive stand, one side of electrically conductive stand is fixed with the negative pole copper bar, electrically conductive stand and negative pole copper bar contact each other and form the electric conductor, electrically conductive stand below is connected with the hanger that is used for the carry work piece, the hanger is located between the anode plate, the anode plate is curved into the curved surface to one side that is close to the hanger, be equipped with a plurality of hanger branches on the hanger, the hanger branch length that is located the hanger middle part is good at and is located hanger branch of hanger upper portion and lower part. The utility model discloses can make the work piece evenly electroplate in the plating bath to improve electroplating efficiency, reduce the waste of electric energy and electroplating material.
Description
Technical Field
The utility model relates to the technical field of electroplating.
Background
In the electroplating process of the existing annular electroplating production line, a workpiece is hung on a hanger, but the hanger can only translate but cannot rotate. At the moment, one part of the workpiece on the hanger is in a high current density area, the deposition speed of the coating is high, and the other part of the workpiece is in a low current density area, the deposition speed of the coating is low, so that the coating thicknesses of the workpieces respectively in the high current density area and the low current density area in the same electroplating time are different greatly. In addition, the electric line of force of the anode plate with a plane shape is generally perpendicular to the anode plate itself, and the current is excessively concentrated in the high current density area, which easily causes the large deviation of the plating thickness of the high current density area (the part close to the anode plate) and the low current density area (the part far from the anode plate) of the same hanging workpiece. In order to make the workpiece in the low current density area reach the set coating thickness, the electroplating time is increased and the current is increased, but the coating thickness of the workpiece in the high current density area exceeds the specified value, so that the waste of electric energy and electroplating materials is caused.
SUMMERY OF THE UTILITY MODEL
For overcoming the defects of the prior art, the utility model aims to provide an electroplating device suitable for an annular electroplating bath, which can ensure that a workpiece is uniformly electroplated in the electroplating bath so as to improve the electroplating efficiency and reduce the waste of electric energy and electroplating materials.
The utility model discloses a solve the technical scheme that its problem adopted and be:
the utility model provides an electroplate device suitable for annular plating bath, includes anode plate, negative pole copper bar and actuating mechanism, actuating mechanism is last to install insulating promotion piece, insulating promotion piece is provided with rotatable electrically conductive stand, one side of electrically conductive stand is fixed with the negative pole copper bar, electrically conductive stand and negative pole copper bar contact each other and form the electric conductor, electrically conductive stand below is connected with the hanger that is used for the carry work piece, the hanger is located between the anode plate, the anode plate is curved into the curved surface to the one side that is close to the hanger, be equipped with a plurality of hanger branches on the hanger, the hanger branch length that is located the hanger middle part is good at the hanger branch that is located hanger upper portion and lower part.
Further, the conductive upright post is a red copper upright post, and the red copper upright post is installed together with the insulating pushing block through a bearing.
Furthermore, the red copper upright post is provided with a convex block extending outwards, and the convex block is tightly close to the top end face of the cathode copper bar.
Furthermore, a red copper hook is arranged below the red copper upright post, and the hanger is hung on the red copper hook.
Further, the driving mechanism comprises a variable frequency motor, a driving wheel and a transmission chain, and the variable frequency motor drives the driving wheel to drive the transmission chain to move.
Further, the insulating pushing block is installed on the transmission chain.
Furthermore, the anode plate is made of an iron plate, and a plurality of holes are formed in the anode plate.
Furthermore, two anode plate hooks for hooking the anode copper bar are arranged above the anode plate.
Furthermore, the anode plate is bent from two ends to the middle, and the hanger branches positioned in the middle of the hanger are opposite to the middle of the anode plate.
Further, the hanger is located at an intermediate position between the anode plates.
The utility model has the advantages that: the utility model discloses an electroplating device suitable for annular plating bath, the hanger not only can horizontal migration, can also follow the hanger center pin rotation, and the distance of work piece rotation and negative pole copper bar is in the constantly changing like this, forms the high low density district averaging of electric current, reduces the electroplating time of low current density district work piece, improves electroplating efficiency to reduce electric energy and electroplate raw materials and consume. Simultaneously, through the shape that changes the anode plate, shorten the work piece of hanger middle part position and the distance of anode plate to improve the current density of work piece, accelerate cladding material deposition rate, realize the effective management and control of cladding material thickness, need not increase electroplating time and electric current, improve production efficiency, and practice thrift electric energy and electroplating raw materials.
Drawings
FIG. 1 is a schematic view of the overall structure of the plating tank;
fig. 2 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 3 is a partial structural schematic diagram of an embodiment of the present invention;
figure 4 is a schematic structural view of an anode plate;
reference numbers in the figures: 1-an anode plate; 2-cathode copper bar; 3-insulating pushing block; 4-a conductive pillar; 5-hanging a tool; 6-hanging the branches; 7-a bearing; 8-a bump; 9-red copper hook; 10-a transmission chain; 11-anode copper bar; 12-anode plate hook.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in figures 1-4, the utility model provides an electroplating device suitable for annular electroplating bath, including anode plate 1, cathode copper bar 2 and actuating mechanism, install insulating promotion piece 3 on the actuating mechanism, insulating promotion piece 3 is provided with rotatable conductive column 4, one side of conductive column 4 is fixed with cathode copper bar 2, conductive column 4 and cathode copper bar 2 contact each other and form the electric conductor, when actuating mechanism drives insulating promotion piece 3 and removes, conductive column 4 contacts with cathode copper bar 2, the electric current is transmitted from cathode copper bar 2 to conductive column 4, because insulating promotion piece 3 has the insulating effect, can avoid the electric current that flows through conductive column 4 to upwards transmit to the actuating mechanism, simultaneously, be connected with the hanger 5 that is used for hanging the work piece below conductive column 4, conductive column 4 rotates through rubbing with cathode copper bar 2, thereby drive hanger 5 and rotate in the electroplating bath, the hanger 5 is located between the anode plates 1, the anode plates 1 are bent into a curved surface towards one side close to the hanger 5, a plurality of hanger branches 6 are arranged on the hanger 5, the length of the hanger branches 6 located in the middle of the hanger 5 is longer than that of the hanger branches 6 located on the upper portion and the lower portion of the hanger 5, the anode plates 1 are bent towards the inner side, the length of the hanger branches 6 located in the middle is increased, the distance between a workpiece in the middle and the anode plates 1 is shortened, the current density of the workpiece is increased, the plating deposition speed is increased, and effective control of the plating thickness is achieved.
In the embodiment of the utility model provides an in, electrically conductive stand 4 adopts the metal that has the electrical conductivity to make, preferably red copper stand. In order to make the red copper pillar rotate in the insulating pusher block 3, the red copper pillar is mounted in the insulating pusher block 3 by a bearing 7.
On the basis, the red copper upright post is provided with a convex block 8 which extends outwards, and the convex block 8 is tightly close to the top end surface of the cathode copper bar 2. This lug 8 is pressed at copper bar top end face, and the side and the top of red copper stand all produce the contact with negative pole copper bar 2, have increased the area of contact of negative pole copper bar 2 with the red copper stand like this to further improve electric conductivity.
The red copper stand column and the red copper hook 9 both have good conductivity, and a workpiece to be electroplated is hung on the hanger 5 during implementation.
The driving mechanism comprises a variable frequency motor, a driving wheel and a transmission chain 10, and the variable frequency motor drives the driving wheel to drive the transmission chain 10 to move. A variable frequency motor is used as a power source, the transmission chain 10 horizontally moves along with the rotation of the driving wheel, and the red copper upright post rotates through the friction with the cathode copper bar 2 to drive the red copper hook 9, the hanger 5 and the workpiece to rotate in the electroplating bath. In addition, the rotating speed of the variable frequency motor is adjustable, so that the rotating speed of the hanging tool 5 can be adjusted according to production requirements.
On the basis, the insulating pushing block 3 is arranged on the transmission chain 10, and the hanging tool 5 can horizontally move along with the insulating pushing block 3.
The anode plate 1 is made of an iron plate, and a plurality of holes are formed on the anode plate 1. The edge of the upper hole of the anode plate 1 and the workpiece form a multi-angle power line so as to improve the current efficiency of the low potential of the workpiece.
On the basis, in order to fix the two anode plates 1 on the two sides of the hanger 5, two anode plate hooks 12 for hooking the anode copper bar 11 are arranged above the anode plates 1.
In order to optimize the electroplating effect, the anode plate 1 is bent from two ends to the middle, and the hanger branches 6 positioned in the middle of the hanger 5 are opposite to the middle of the anode plate 1. The hanger 5 is located at an intermediate position between the anode plates 1.
During the concrete implementation, the hanger 5 not only can transversely and horizontally move under the drive of the insulating pushing block 3, but also rotates through the friction of the red copper upright post and the cathode copper bar 2, thereby driving the hanger 5 to rotate in the electroplating bath. As shown in fig. 2, the workpiece at point A, B is alternately located in the high current density area and the low current density area, and the time of locating in the high current density area and the time of locating in the low current density area are basically the same, and the deposition rate of the coating is consistent and the difference value of the coating thickness is significantly reduced for workpieces at different positions of the hanger 5. The middle point C of the hanger 5 is a lowest current density area, the length of the hanger branch 6 at the middle point C is increased, the anode plate 1 is bent into a curved surface by a porous iron plate, and the part of the anode plate, which faces the middle point C of the hanger 5, is bent to the hanger 5, so that the distance between a workpiece at the point C and the anode plate 1 is shortened, the current density of the workpiece is improved, the deposition speed of a coating is accelerated, the effective control of the thickness of the coating is realized, the electroplating time and the electroplating current are not required to be increased, the production efficiency is improved, and the electric energy.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the technical effects of the present invention can be achieved by the same means, which all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides an electroplating device suitable for annular plating bath which characterized in that: including anode plate, negative pole copper bar and actuating mechanism, actuating mechanism is last to install insulating promotion piece, insulating promotion piece is provided with rotatable electrically conductive stand, one side of electrically conductive stand is fixed with the negative pole copper bar, electrically conductive stand and negative pole copper bar contact each other and form the electric conductor, electrically conductive stand below is connected with the hanger that is used for the carry work piece, the hanger is located between the anode plate, the anode plate is curved into the curved surface to the one side that is close to the hanger, be equipped with a plurality of hanger branches on the hanger, the hanger branch length that is located the hanger middle part is good at the hanger branch that is located hanger upper portion and lower part.
2. The electroplating apparatus of claim 1, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the conductive upright post is a red copper upright post, and the red copper upright post is installed together with the insulating pushing block through a bearing.
3. The electroplating apparatus of claim 2, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the red copper upright posts are provided with lugs extending outwards, and the lugs are abutted against the top end face of the cathode copper bar.
4. The electroplating apparatus of claim 2, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the red copper hanger is arranged below the red copper upright post, and the hanger is hung on the red copper hanger.
5. The electroplating apparatus of claim 1, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the driving mechanism comprises a variable frequency motor, a driving wheel and a transmission chain, and the variable frequency motor drives the driving wheel to drive the transmission chain to move.
6. The electroplating apparatus of claim 5, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the insulating pushing block is arranged on the transmission chain.
7. The electroplating apparatus of claim 1, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the anode plate is made of an iron plate, and a plurality of holes are formed in the anode plate.
8. The electroplating apparatus suitable for the annular electroplating bath according to claim 1 or 7, wherein: two anode plate hooks for hooking the anode copper bar are arranged above the anode plate.
9. The electroplating apparatus of claim 1, wherein the electroplating apparatus is adapted for use in an annular electroplating bath, and the electroplating apparatus comprises: the anode plate is bent from two ends to the middle, and the hanger branches positioned in the middle of the hanger are opposite to the middle of the anode plate.
10. The electroplating apparatus suitable for the annular electroplating bath according to claim 1 or 9, wherein: the hanger is positioned in the middle between the anode plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886032.6U CN209890756U (en) | 2018-11-16 | 2018-11-16 | Electroplating device suitable for annular electroplating bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886032.6U CN209890756U (en) | 2018-11-16 | 2018-11-16 | Electroplating device suitable for annular electroplating bath |
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| Publication Number | Publication Date |
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| CN209890756U true CN209890756U (en) | 2020-01-03 |
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| CN201821886032.6U Active CN209890756U (en) | 2018-11-16 | 2018-11-16 | Electroplating device suitable for annular electroplating bath |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371454A (en) * | 2018-11-16 | 2019-02-22 | 广州德兴环保技术有限公司 | A kind of electroplanting device suitable for annular electro coating bath |
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2018
- 2018-11-16 CN CN201821886032.6U patent/CN209890756U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371454A (en) * | 2018-11-16 | 2019-02-22 | 广州德兴环保技术有限公司 | A kind of electroplanting device suitable for annular electro coating bath |
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