CN220520674U - Conductive frame, electroplating clamp and electroplating equipment - Google Patents

Abstract

The utility model discloses a conductive frame, an electroplating clamp and electroplating equipment, wherein the conductive frame comprises a frame body and conductive pressing parts, a plurality of openings penetrating in the thickness direction are formed in the frame body, each opening is provided with two side edge parts which are oppositely arranged, at least one side edge part is fixedly provided with the conductive pressing parts, each conductive pressing part comprises a plurality of pressing parts with pressing ends, the plurality of pressing parts on the same side edge part are distributed at intervals along the length direction of the side edge part, and the pressing ends are suspended in the openings, wherein the frame body and the conductive pressing parts are conductors. When the conductive frame is used in the electroplating clamp, the conductive frame is clamped between the fixing frame and the clamping frame, so that the conductive pressing piece on the conductive frame is pressed against the to-be-electroplated area of the to-be-electroplated product, and the conductive frame is connected with an external conductive device or a power supply device through a lead, so that the installation is simple and convenient.

Description

Conductive frame, electroplating clamp and electroplating equipment

Technical Field

The utility model relates to the field of photovoltaic cell and semiconductor manufacturing, in particular to a photovoltaic cell piece electroplating clamp.

Background

In recent years, a metal electrode for manufacturing a photovoltaic cell by adopting an electroplating method has been used in mass production of the photovoltaic cell, and at present, a hanging plating process is mostly adopted to carry out electroplating treatment on the photovoltaic cell, namely, the photovoltaic cell is mounted on a fixture, the fixture is connected with a power supply negative electrode in a conducting manner, and the fixture and the cell are immersed into an electroplating bath together to realize electroplating treatment.

In the existing clamp, a conductive clamping jaw is rotationally connected to a frame of the clamp through a rotating shaft, a battery piece is placed on the frame after the conductive clamping jaw rotates and is then rotated and pressed on the battery piece, and a conductive clamping point of the conductive clamping jaw is in contact with the battery piece. This has several problems: firstly, an operator is required to manually drive the rotating shafts of the conductive clamping jaws to rotate for installation, and the installation efficiency is low; secondly, as the clamping force at each conductive clamping point cannot be adjusted, reliable contact between the conductive clamping point of the conductive clamping jaw and the battery piece in the whole electroplating process cannot be ensured; thirdly, the resistance from each conductive clamping point to the electrified position of the top of the clamp cannot achieve good uniformity, and the electroplating processing quality is affected.

It should be noted that the foregoing background is only for the purpose of aiding in the understanding of the inventive concepts and technical aspects of the present application and is not necessarily prior art to the present application, and should not be used to evaluate the novelty or creativity of the present application in the event that no clear evidence indicates that such an aspect has been disclosed prior to the filing date of the present application.

Disclosure of Invention

A first aspect of the present utility model is to provide a conductive frame for use in an electroplating fixture to solve one or more problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a conductive frame, conductive frame includes framework and electrically conductive pressure piece, a plurality of openings of running through along thickness direction have been seted up on the framework, every the opening all has two side portions of relative setting, at least one side portion is fixedly provided with electrically conductive pressure piece, every electrically conductive pressure piece all includes a plurality of pressure portions that have the pressure end that support, is located same a plurality of pressure portions that support on the side portion are followed the length direction interval ground distribution of side portion, pressure end overhang in the opening, wherein, the framework with electrically conductive pressure piece is the conductor.

Preferably, the conductive pressing member further includes a connection portion extending along a length direction of the side portion, and the plurality of pressing portions are disposed on the connection portion at intervals along the length direction of the connection portion, and the connection portion is fixedly connected to the frame and is electrically connected to the frame.

In some embodiments, each of the pressing portions includes an extension section and a clamping section bent and extended from one end of the extension section, wherein the extension direction of the extension section is perpendicular to the length extension direction of the connection section, the clamping section extends along the thickness direction of the frame body, and the pressing end is disposed at an end of the clamping section away from the extension section.

In some embodiments, the frame and the conductive pressing member are each made of a conductive material, and a thickness of the frame is greater than a thickness of the connection portion.

In some embodiments, the frame is made of stainless steel plate, and the conductive pressing member is made of elastic metal material.

In some embodiments, the connecting portion is plate-shaped, and the connecting portion is welded and fixed on the frame body, or the connecting portion is fixed on the frame body through a fastening screw.

In some embodiments, the frame body includes a plurality of transverse plates extending along a first direction, a plurality of vertical plates extending along a second direction, the first direction and the second direction are mutually perpendicular, all transverse plates are distributed at intervals along the second direction, all vertical plates are distributed at intervals along the first direction, an opening is formed between two adjacent transverse plates and two adjacent vertical plates, each vertical plate is fixedly provided with a conductive pressing piece, and the connecting part of the conductive pressing piece extends along the second direction.

In some embodiments, two adjacent openings are distributed along the extending direction perpendicular to the length of the side edge, two pressing ends are arranged on the side edge between the two openings, and the two pressing ends respectively overhang in the two openings.

In some embodiments, the frame has an anti-plating coating disposed thereon.

A second aspect of the present utility model provides an electroplating jig including a fixing frame for mounting a product to be electroplated, a holding frame detachably fixedly provided on at least one of two sides different in a thickness direction of the fixing frame, and a conductive frame interposed between the holding frame and the fixing frame; the fixing frame is provided with a first opening, the conducting frame is provided with a second opening, the clamping frame is provided with a third opening, and orthographic projections of the first opening, the second opening and the third opening in the thickness direction of the fixing frame are at least partially overlapped; the fixing frame is an insulator, the clamping frame is an insulator, the conducting frame is a conductor, and the conducting frame is provided with a conducting pressing piece, wherein the conducting frame is as described above, and the opening in the frame body forms the second opening.

Preferably, the plating jig includes a disassembled state in which the conductive frame is separated from the clamping frame and the fixing frame is separated; in the assembled state, the conductive frame is detachably and fixedly connected to the clamping frame, and the clamping frame is detachably and fixedly connected to the fixing frame.

Preferably, a supporting platform is arranged on the side wall of the first opening; during electroplating, the edge of the first surface of the product to be electroplated is lapped on the supporting platform, and the conductive pressing piece is at least pressed on an area to be electroplated on the second surface of the product to be electroplated, wherein the first surface and the second surface are two surfaces of the product to be electroplated, which are opposite to each other.

Preferably, when the two clamping frames are detachably and fixedly arranged on two sides of the fixed frame, which are different in thickness direction, the conductive frame is clamped between each clamping frame and the fixed frame; during electroplating, the conductive pressing pieces on the two conductive frames can be clamped on the two side surfaces of the product to be electroplated in the first opening in the thickness direction, and the orthographic projections of the conductive pressing pieces on the two conductive frames on the surface of the product to be electroplated are completely or partially overlapped.

Preferably, the clamping frame is provided with a plurality of adjusting assemblies, each adjusting assembly comprises a pushing piece capable of adjusting the position along the thickness direction of the clamping frame, and the pushing piece is propped against the propping part.

In some embodiments, the adjusting assembly further includes a sleeve, the sleeve extends along a thickness direction of the clamping frame, the sleeve has a hollow cavity, the pushing member is disposed in the hollow cavity in a sliding fit along an axial direction of the sleeve, the pushing member has at least an abutting end located outside the hollow cavity and used for abutting against the abutting portion, and the adjusting assembly further includes an elastic member for providing a force required by the pushing member to move toward the abutting portion, and an adjusting member for adjusting a position of the sleeve on the clamping frame.

In some embodiments, the adjustment assembly employs any one or a combination of any two of the following:

(1) The sleeve is fixedly provided with a limiting piece, the elastic piece is a spring, the spring is positioned in the hollow cavity, and the spring is abutted between the limiting piece and the pushing piece;

(2) The adjusting components are the same as the pressing parts in number and correspond to the pressing parts in position one by one;

(3) The adjusting piece is an adjusting nut, an external thread is arranged on the periphery of the sleeve, the adjusting nut is sleeved on the periphery of the sleeve and is in threaded connection with the sleeve, and the adjusting nut can be rotatably arranged on the clamping frame around the axis of the adjusting nut.

In some embodiments, a positioning structure is further arranged between the clamping frame and the fixing frame; and/or a locking structure for locking each other is further arranged between the fixing frame and the clamping frame.

In some embodiments, a buckle assembly is further disposed between the clamping frame and the fixing frame, the buckle assembly includes a buckle member and a mating member that can be mutually connected in a mating manner, the buckle member and the mating member are separately disposed on the clamping frame and the fixing frame, and when the buckle member is connected in a mating manner with the mating member, a gap is formed between the fixing frame and the clamping frame in a thickness direction.

In some embodiments, one end of the buckle is rotatably connected to one of the fixing frame and the clamping frame, the other end of the buckle has a clamping groove, the matching piece is arranged on the other of the fixing frame and the clamping frame, and the clamping groove can be clamped on the matching piece in a matching way, so that the buckle is connected with the matching piece in a matching way.

In some embodiments, the fixing frame is provided with a avoidance structure for accommodating the conductive pressing piece.

In some embodiments, the avoidance structure includes a plurality of avoidance grooves penetrating in a thickness direction of the fixing frame, the avoidance grooves forming guide grooves for flowing out of the power plating solution when the plating jig is taken out of the plating solution;

and/or the conductive pressing piece is fixedly connected to the conductive frame through a fastening screw, and the avoidance structure comprises a mounting groove for accommodating the head of the fastening screw.

A third aspect of the present utility model is to provide an electroplating apparatus comprising an electroplating jig as described above.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: when the conductive frame provided by the embodiment of the utility model is used in the electroplating clamp, the conductive frame is only required to be clamped between the fixed frame and the clamping frame, so that the conductive pressing piece on the conductive frame is pressed against the to-be-electroplated area of a product to be electroplated, and the conductive frame is connected with an external conductive device or a power supply device through a lead, so that the installation is simple and convenient.

Drawings

FIG. 1 is a schematic view showing the overall structure of an electroplating jig according to an embodiment of the present utility model;

FIG. 2 is a schematic exploded view of the plating jig of FIG. 1;

FIG. 3 is a schematic view of the overall structure of a conductive frame in the plating jig of FIG. 1;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a schematic exploded view of the adjustment assembly of the plating jig of FIG. 1;

FIG. 6 is a front view of an adjustment assembly in the plating jig of FIG. 1;

FIG. 7 is a schematic perspective view of the structure taken along line B-B of FIG. 6;

FIG. 8 is a schematic view of the clamping locations of the plating jig of FIG. 1 when clamping a battery plate;

FIG. 9 is a schematic elevational view of a fixing frame of the plating jig of FIG. 1;

FIG. 10 is a schematic view of the cross-sectional structure taken along the line C-C in FIG. 9;

FIG. 11 is an enlarged schematic view of portion E of FIG. 10;

FIG. 12 is a schematic view of the cross-sectional structure taken along D-D in FIG. 9;

FIG. 13 is an enlarged schematic view of portion F of FIG. 12;

FIG. 14 is a schematic view showing a three-dimensional structure of a fixing frame in the plating jig of FIG. 1;

FIG. 15 is an enlarged schematic view of portion G of FIG. 14;

FIG. 16 is a schematic elevational view of the plating jig of FIG. 1;

FIG. 17 is a schematic view of the structure taken along line H-H in FIG. 16;

FIG. 18 is a schematic view of the structure taken along line I-I in FIG. 16;

FIG. 19 is an enlarged schematic view of portion P of FIG. 1;

FIG. 20 is a schematic view showing the overall structure of an electroplating clamp according to another embodiment of the utility model;

wherein: 1. a fixed frame; 10. a first opening; 11. a positioning pin; 12. a buckle; 121. a clamping groove; 13. a rotating shaft; 14. a mounting groove; 15. a clearance groove; 16. a support platform;

2. a conductive frame; 20. a second opening;

21. a frame; 21a, a cross plate; 21b, risers; 22. a conductive pressing member; 221. a connection part; 222. a pressing part; 222a, an extension; 222b, a clamping section; 222c, a pressing end;

3. a clamping frame; 30. a third opening; 31. a handle; 32. a mating member;

4. a locking member;

5. an adjustment assembly; 51. a pushing member; 51a, a sliding part; 51b, an interference end; 51c, a limiting part; 52. a sleeve; 53. an elastic member; 54. a limiting piece; 55. an adjusting member; 6. a conductive plate; 7. a wire; 8. a fastening screw; 81. a head;

100. and (5) a product to be electroplated.

Detailed Description

Preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art.

Example 1

Referring to the electroplating clamp shown in fig. 1 to 2, the electroplating clamp is used for clamping and fixing a product 100 to be electroplated, and is placed in an electroplating solution in a hanging plating manner for electroplating treatment, and the product 100 to be electroplated can be a photovoltaic cell.

Referring to fig. 1 and 2, the electroplating fixture comprises a fixing frame 1 for mounting a product 100 to be electroplated, two clamping frames 3 detachably and fixedly arranged on two sides of the fixing frame 1 in the thickness direction, and a conductive frame 2 clamped between the clamping frames 3 and the fixing frame 1, wherein a first opening 10 is arranged on the fixing frame 1, a second opening 20 is arranged on the conductive frame 2, a third opening 30 is arranged on the clamping frame 3, and orthographic projections of the first opening 10, the second opening 20 and the third opening 30 in the thickness direction of the fixing frame 1 are at least partially overlapped, wherein the fixing frame 1 is an insulator, the clamping frames 3 are also insulators, the conductive frame 2 is a conductor, and a conductive pressing piece 22 is arranged on the conductive frame 2.

The plating jig has a disassembled state in which the conductive frame 2 is separated from the holding frame 3 and the holding frame 3 is separated from the fixed frame 1, and an assembled state as shown in fig. 1; in the assembled state, the conductive frame 2 is detachably and fixedly connected to the clamping frame 3, and the clamping frame 3 is detachably and fixedly connected to the fixed frame 1. During electroplating, the product to be electroplated 100 is arranged on the fixed frame 1 and is positioned in the first opening 10, and the conductive pressing pieces 22 of the two groups of conductive frames 2 respectively form clamping and conductive connection of the product to be electroplated 100 in the thickness direction of the product to be electroplated 100 so as to respectively carry out electroplating processing on two surfaces of the product to be electroplated 100 in the thickness direction.

Referring to fig. 2, a supporting platform 16 is disposed on a sidewall of the first opening 10, during electroplating, edges of a first surface of a product to be electroplated 100 overlap the supporting platform 16, a conductive pressing member 22 on one side of the conductive frame 2 presses against an area to be electroplated on the first surface of the product to be electroplated 100, and a conductive pressing member 22 on the other side of the conductive frame 2 presses against an area to be electroplated on a second surface of the product to be electroplated 100, so as to respectively perform electroplating processing on the first surface and the second surface of the product to be electroplated 100, wherein the first surface and the second surface are opposite surfaces of the product to be electroplated 100.

In this embodiment, referring to fig. 1 to 4, the conductive frame 2 further includes a frame 21, and the conductive pressing member 22 is disposed on the frame 21, and both the frame 21 and the conductive pressing member 22 are conductors. The frame 21 is provided with a plurality of second openings 20 penetrating in the thickness direction, each second opening 20 is provided with two side edge parts which are oppositely arranged, and each side edge part is fixedly provided with a conductive pressing piece 22. For example, the product to be plated 100 is rectangular, the second opening 20 is also rectangular, and the two side edges are the side edges of the rectangle in the second opening 20, so that the two conductive pressing members 22 can form the clamping of the product to be plated 100 on the two long edges of the product to be plated 100. In other embodiments, the product 100 to be plated may also be square or other polygonal, and correspondingly the second opening 20 may also be square or other polygonal.

Each of the conductive pressing members 22 includes a connecting portion 221, and a plurality of pressing portions 222 disposed on the connecting portion 221 and having pressing ends 222c, the connecting portion 221 extending along a length direction of the side portion, all the pressing portions 222 being spaced apart along the length extending direction of the connecting portion 221, wherein the frame 21 and the conductive pressing member 22 are each made of a conductive material, and the connecting portion 221 is fixedly connected to the frame 21 and is electrically connected to the frame 211. Wherein, the frame 21 is also provided with an anti-electroplating coating which can be made of Teflon material.

In the conductive frame 21, all the conductive pressing members 22 are fixed on the same side of the frame 21 in the thickness direction, and two conductive pressing members 22 are fixed on two opposite side edges of the same second opening 20, wherein all the pressing ends 222c thereof are overhanging in the second opening 20. Specifically, in any conductive pressing member 22, each pressing portion 222 includes an extension portion 222a and a clamping portion 222b bent and extended from one end of the extension portion 222a, the extension direction of the extension portion 222a is perpendicular to the length extension direction of the connection portion 221, and the clamping portion 222b extends in the thickness direction of the frame 21 and extends in a direction away from the frame 21; the pressing end 222c is disposed on an end of the clamping section 222b away from the extending section 222a, and the pressing end 222c is embodied as a tip, which is abutted against the surface of the product 100 to be electroplated to form a clamping and conductive connection of the product 100 to be electroplated.

In this embodiment, the connection portion 221 has a plate shape, and the connection portion 221 and the extension portion 212a have the same thickness and are integrally made of the same elastic metal material. The frame 21 includes a plurality of cross plates 21a extending in a first direction and a plurality of vertical plates 21b extending in a second direction, all of the cross plates 21a are spaced apart in the second direction, all of the vertical plates 21b are spaced apart in the first direction, and the first direction and the second direction are perpendicular to each other. A second opening 20 is formed between two adjacent transverse plates 21a and two adjacent vertical plates 21b, each vertical plate 21b is fixedly provided with a conductive pressing piece 22, and two conductive pressing pieces 22 on two sides of the second opening 20 form a clamping for the product 100 to be electroplated in the second opening 20.

In this embodiment, two adjacent second openings 20 are distributed along the direction perpendicular to the length extension direction of the side edge, two pressing ends 222c are disposed on the side edge between the two second openings 20, and the two pressing ends 222c are respectively overhanging in the two second openings 20. That is, in the conductive pressing pieces 22 on the two outermost risers 21b in the first direction, only one side of the connection portion 221 is provided with the pressing portion 222 having the pressing end 222 c; in the conductive pressing member 22 disposed on the other riser 21b, pressing portions 222 having pressing ends 222c are disposed on both sides of the connecting portion 221 so as to be respectively suspended in the second openings 20 on both sides.

In the conductive frame 2, the frame body 21 and the conductive pressing member 22 are made of different materials, and the thickness of the frame body 21 is greater than the thickness of the connecting portion 221. In the preferred embodiment, the frame 21 is made of stainless steel plate, the conductive pressing member 22 is made of other elastic metal material, and the connecting portion 221 of the conductive pressing member 22 is fixed to the frame 21 by ultrasonic welding and forms conductive connection with the frame 21. The whole conductive frame 2 is fixedly connected to one side of the clamping frame 3 in the thickness direction in a detachable manner, in this embodiment, the conductive frame 2 is fixedly connected to the clamping frame 3 through a plurality of fastening screws 8, so that the whole rigidity of the conductive frame 2 can be ensured, the connection between the conductive frame 2 and the fixed frame 1 is stable and reliable, the deformation of the conductive pressing pieces 22 after being integrally welded can be ensured, and the position of the pressing end 222c of each conductive pressing piece 22 can be determined easily.

When the plating jig is in an assembled state, the conductive frame 2 is fixedly connected to the holding frame 3, with the holding section 222b of the conductive pressing piece 22 extending away from the holding frame 3. As shown in fig. 1, 2 and 8, when two clamping frames 3 are detachably fixed on two different sides of the fixed frame 1 in the thickness direction, a conductive frame 2 is arranged between each clamping frame 3 and the fixed frame 1; during electroplating, the conductive pressing members 22 on the two conductive frames 2 can form clamping on two side surfaces of the product to be electroplated 100 which are opposite to each other in the thickness direction of the product to be electroplated 100 in the first opening 10, and the orthographic projections of the conductive pressing members 22 on the two conductive frames 2 on the surface of the product to be electroplated 100 completely coincide or partially coincide, that is, the positions of clamping points formed on the two side surfaces of the product to be electroplated 100 by the two side pressing ends 222c are in one-to-one correspondence.

Referring to fig. 1 to 2, the fixed frame 1 is further provided with a conductive plate 6, and the conductive frames 2 on both sides are connected to the conductive plate 6 through wires 7 to achieve conductive connection, and the conductive plate 6 is connected to an external power supply device to conduct electricity. Thus, each pressing portion 222 is connected with the conductive plate 6 through the conductive wire 7, so that the resistance of the clamping point of each pressing portion 222 on the product to be electroplated 100 from the external power-on position is uniform, and the uniformity of the electroplating quality on the product to be electroplated 100 is guaranteed.

Referring to the drawings, each clamping frame 3 is provided with a plurality of adjusting assemblies 5, each adjusting assembly 5 includes a pushing member 51 capable of adjusting a position along a thickness direction of the clamping frame 3, and the pushing member 51 abuts against the pressing portion 222 for pushing the pressing portion 222 to move towards the product 100 to be electroplated so that the pressing portion 222 is pressed onto the product 100 to be electroplated.

Specifically, referring to fig. 5 to 8, the adjustment assembly 5 further includes a sleeve 52, the sleeve 52 extending in the thickness direction of the clamping frame 3, the sleeve 52 having a hollow cavity, the pushing member 51 being slidably disposed in the hollow cavity of the sleeve 52 along its own axial direction; the pushing member 51 has an abutting end 51b, and the abutting end 51b extends out of the hollow cavity and is used for abutting against the abutting portion 222. The adjusting assembly 5 further comprises an elastic member 53 providing a force required for the pushing member 51 to move towards the pressing portion 222, and an adjusting member 55 for adjusting the position of the sleeve 52 on the clamping frame 3.

In this embodiment, the hollow cavity of the sleeve 52 penetrates axially, the pushing member 51 has a columnar sliding portion 51a and a limiting portion 51c located at one end of the sliding portion 51a, the abutting end 51b is located at the other end of the sliding portion 51a, the outer diameter of the limiting portion 51c is larger than the outer diameter of the sliding portion 51a, and the abutting end 51b is tapered; the pushing piece 51 is slidably disposed in the hollow cavity, a portion of the sliding portion 51a and the abutting end 51b extend out of the hollow cavity, another portion of the sliding portion 51a and the limiting portion 51c are located in the hollow cavity, and a limiting surface for limiting the limiting portion 51c to slide out is formed in the hollow cavity. The sleeve 52 is also fixedly provided with a limiting member 54, wherein the limiting member 54 is a compression screw fixedly arranged in the hollow cavity, the elastic member 53 is a spring, the spring is arranged in the hollow cavity, one end of the spring is abutted against the limiting portion 51c of the pushing member 51, and the other end of the spring is abutted against the limiting member 54. The pushing member 51 extends out of the hollow cavity at the end portion where the abutting end 51b is located under the action of the elastic member 53.

Here, the adjusting member 55 is specifically an adjusting nut, and the outer circumference of the sleeve 52 is provided with an external thread, and the adjusting nut is sleeved on the outer circumference of the sleeve 52 and is in threaded connection with the sleeve 52, wherein the adjusting nut is rotatably provided on the frame 22 around its own axis line, and cannot move relative to the clamping frame 3 in the thickness direction of the clamping frame 3. In this way, when the abutting end 51b abuts against the abutting portion 222, the adjusting nut is only required to rotate around its own axis, so that the sleeve 52 can be driven to move towards the abutting portion 222 or away from the abutting portion 222, so that the spring is pressed to increase the pressing force of the pushing member 51 pressing against the abutting portion 222, or the spring is released to decrease the pressing force of the pushing member 51 pressing against the abutting portion 222, thereby realizing adjustment of the pressing force of the abutting portion 222 pressing against the product 100 to be electroplated, and avoiding floating contact caused by the abutting end 222c not pressing against the product 100 to be electroplated, or overpressure contact caused by the abutting end 222c pressing against the product 100 with larger pressure.

In the embodiment, the number of the adjusting assemblies 5 is the same as the number of the pressing portions 222 and the positions thereof are in one-to-one correspondence, that is, each pressing portion 222 is provided with one adjusting assembly 5, so that the pressing force of the conductive pressing member 22 at each clamping point position on the product to be electroplated 100 can be adjusted.

As shown in fig. 1 to 2, a positioning structure is further provided between the holding frame 3 and the fixed frame 1, and a locking structure for locking each other is further provided between the fixed frame 1 and the two holding frames 3. Specifically, in this embodiment, the positioning structure includes a plurality of positioning pins 11 disposed on two sides of the thickness direction of the fixing frame 1, each clamping frame 3 is provided with a plurality of positioning holes corresponding to the positioning pins 11, and the positioning holes are correspondingly sleeved into the corresponding positioning pins 11 during installation, so as to realize positioning between the clamping frame 3 and the fixing frame 1. The locking structure includes a plurality of locking members 4, where the locking members 4 are disposed on the clamping frame 3 and are used for locking the corresponding clamping frame 3 on the fixed frame 1, the locking members 4 are rotary quick locking structures, and the specific structure of the locking members 4 is not the focus of the present utility model, and details of the locking members 4 in the prior art may be adopted.

Referring to fig. 1 and 2, the plating jig is further provided with handles 31 on both side portions of one of the holding frames 3 to facilitate lifting of the holding frame 3 or lifting of the entire jig when the holding frame 3 is locked to the fixing frame 1.

Referring to fig. 1, 2 and 19, a buckle assembly is further disposed between one of the holding frames 3 and the fixed frame 1, and the buckle assembly includes a buckle member 12 and a mating member 32 that can be mutually cooperatively connected, in this embodiment, the buckle assembly is provided with two groups, two buckle members 12 are respectively disposed on two opposite side edge portions of the fixed frame 1, and two mating members 32 are respectively disposed on two side edge portions of the holding frames 3. Here, one end portion of the buckle 12 is rotatably connected to the fixed frame 1 through a rotation shaft 13 provided on the fixed frame 1, and the other end portion of the buckle 12 is provided with a locking groove 121, and the engaging piece 32 is specifically columnar, and the locking groove 121 can be locked to the engaging piece 32 in a mating manner. When the engaging groove 121 of the engaging piece 12 is engaged with the engaging piece 32, a gap is formed between the fixing frame 1 and the holding frame 3 in the thickness direction, thereby facilitating cleaning of the plating jig. When the snap 12 and the mating piece 32 are disengaged from each other, the holding frame 3 can be locked with respect to the fixing frame 1, so that the conductive frame 2 is held between the holding frame 3 and the fixing frame 1 for plating processing.

In other embodiments, the fastener 12 may be disposed on the clamping frame 3 and the mating member 32 may be disposed on the fixing frame 1, and the fastener 12 and the mating member 32 may be in other structural forms, so long as the fastener and the mating member can be configured to stretch the fixing frame 1 and the clamping frame 3 along the thickness direction when they are mated with each other, so that a certain gap is formed between them.

Referring to fig. 12 to 18, the fixing frame 1 is further provided with a clearance structure for accommodating the conductive pressing member 22, the clearance structure includes a plurality of clearance grooves 15 and a mounting groove 14, wherein the mounting groove 14 is used for accommodating the head 81 of the fastening screw 8, so that after the conductive frame 2 is fixed to the clamping frame 3 by the fastening screw 8, the head 81 of the fastening screw 8 does not cause a gap between the fixing frame 1 and the conductive frame 2. The mounting groove 14 extends specifically in the second direction of the conductive frame 2, so that the heads 81 of all the fastening screws 8 that mount and fix the same conductive pressing piece 22 are accommodated in the same mounting groove 14. The number of the avoidance grooves 15 is the same as the number of the pressing parts 222 on the conductive pressing part 22, and each avoidance groove 15 penetrates through the thickness direction of the fixed frame 1, so that when the electroplating clamp is taken out of the electroplating solution, the avoidance grooves 15 can form guide grooves for the electroplating solution to flow out, and the electroplating solution is prevented from forming effusion in the electroplating clamp.

When the electroplating clamp is adopted for electroplating, the electroplating method can be concretely implemented according to the following steps:

mounting the product 100 to be electroplated in the first opening 10 of the fixed frame 1, so that the edge of the first surface of the product 100 to be electroplated is lapped on the edge of the first opening 10 and supported on the supporting platform 16, and the area to be electroplated on the product 100 to be electroplated is exposed from the first opening 10;

fixedly connecting the conductive frame 2 and the clamping frame 3 to form a conductive clamping assembly, wherein the second opening 20 of the conductive frame 2 and the orthographic projection of the third opening 30 of the clamping frame 3 on the third opening 30 are completely overlapped or partially overlapped when being installed;

fixedly connecting the two conductive clamping components formed by the installation with the fixed frame 1 filled with the product 100 to be electroplated from the two sides of the product 100 to be electroplated to form an electroplating clamp filled with the product 100 to be electroplated, so that orthographic projections of the first opening 10, the second opening 20 and the third opening 30 in the thickness direction of the fixed frame 1 are at least partially overlapped, and the free ends (namely the abutting ends 222 c) of the conductive abutting pieces 22 on the two conductive clamping components are abutted against the areas to be electroplated on the two sides of the product 100 to be electroplated respectively;

placing the electroplating fixture carrying the product 100 to be electroplated into an electroplating bath;

the anode in the plating tank and the conductive frame 2 are energized to plate the product 100 to be plated.

Example 2

As shown in fig. 20, the plating jig of the present embodiment differs from embodiment 1 mainly in that in the plating jig of the present embodiment, a holding frame 3 and a conductive frame 2 are provided on one side of a fixed frame 1, and a conductive pressing member 22 of the side conductive frame 2 forms holding and conductive connection of the product 100 to be plated on one side surface in the thickness direction of the product 100 to be plated, and plating is performed only on the side surface at the time of plating. Specifically, the edge of the first surface of the product to be electroplated 100 is lapped on the supporting platform 16, and the conductive pressing member 22 on the conductive frame 2 is pressed against the area to be electroplated on the second surface of the product to be electroplated 100, so as to perform electroplating processing on the second surface.

When the electroplating clamp is adopted for electroplating, the electroplating method can be concretely implemented according to the following steps:

mounting the product 100 to be electroplated in the first opening 10 of the fixed frame 1, so that the edge of the first surface of the product 100 to be electroplated is lapped on the edge of the first opening 10 and supported on the supporting platform 16, and the area to be electroplated on the product 100 to be electroplated is exposed from the first opening 10;

fixedly connecting the conductive frame 2 and the clamping frame 3 to form a conductive clamping assembly, wherein the second opening 20 of the conductive frame 2 and the orthographic projection of the third opening 30 of the clamping frame 3 on the third opening 30 are completely overlapped or partially overlapped when being installed;

fixedly connecting the conductive clamping assembly formed by the installation with the fixed frame 1 filled with the product 100 to be electroplated from the direction of the second surface of the product 100 to be electroplated to form an electroplating clamp loaded with the product 100 to be electroplated, so that orthographic projections of the first opening 10, the second opening 20 and the third opening 30 in the thickness direction of the fixed frame 1 are at least partially overlapped, and the free end (namely a pressing end 222 c) of the conductive pressing piece 22 on the conductive clamping assembly is pressed against the area to be electroplated on the second surface of the product 100 to be electroplated;

placing the electroplating fixture carrying the product 100 to be electroplated into an electroplating bath;

the anode in the plating tank and the conductive frame 2 are energized to plate the product 100 to be plated.

Example 3

Not shown, a plating apparatus is mainly improved in terms of a plating jig, wherein the plating jig is as described in example 1 and example 2.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (16)

1. A conductive frame, characterized in that: the conductive frame comprises a frame body and conductive pressing pieces, a plurality of openings penetrating in the thickness direction are formed in the frame body, each opening is provided with two side edge portions which are oppositely arranged, at least one side edge portion is fixedly provided with the conductive pressing pieces, each conductive pressing piece comprises a plurality of pressing portions with pressing ends, the plurality of pressing portions located on the same side edge portion are distributed at intervals along the length direction of the side edge portion, and the pressing ends overhang in the openings, wherein the frame body and the conductive pressing pieces are conductors.

2. The conductive frame of claim 1, wherein: the conductive pressing piece further comprises a connecting portion, the connecting portion extends along the length direction of the side edge portion, the pressing portions are arranged on the connecting portion at intervals along the length direction of the connecting portion, and the connecting portion is fixedly connected to the frame body and is in conductive connection with the frame body.

3. The conductive frame according to claim 2, wherein the conductive frame adopts any one of the following structures or a combination of any two or more of the following structures:

(1) In the conductive pressing piece, each pressing part comprises an extension section and a clamping section bent and extended from one end of the extension section, wherein the extension direction of the extension section is perpendicular to the length extension direction of the connecting part, the clamping section extends along the thickness direction of the frame body, and the pressing end is arranged at one end of the clamping section far away from the extension section;

(2) The frame body and the conductive pressing piece are respectively made of conductive materials, the thickness of the frame body is larger than that of the connecting part, and the conductive pressing piece is made of elastic metal materials;

(3) The connecting part is plate-shaped, and the connecting part is welded and fixed on the frame body, or the connecting part is fixed on the frame body through a fastening screw.

4. The conductive frame of claim 2, wherein: the frame body comprises a plurality of transverse plates extending along a first direction and a plurality of vertical plates extending along a second direction, wherein the first direction is mutually perpendicular to the second direction, all transverse plates are distributed at intervals along the second direction, all vertical plates are distributed at intervals along the first direction, two adjacent transverse plates and two adjacent vertical plates form an opening, each vertical plate is fixedly provided with a conductive pressing piece, and the connecting part of the conductive pressing piece extends along the second direction.

5. The conductive frame of claim 1, wherein: two adjacent openings distributed along the length extending direction perpendicular to the side edge part are provided with two pressing ends on the side edge part between the two openings, and the two pressing ends respectively overhang in the two openings.

6. The conductive frame of claim 1, wherein: and an electroplating-resistant coating is arranged on the frame body.

7. An electroplating clamp, which is characterized in that: the electroplating device comprises a fixed frame for installing a product to be electroplated, a clamping frame detachably and fixedly arranged on at least one of two different sides of the fixed frame in the thickness direction, and a conductive frame clamped between the clamping frame and the fixed frame; the fixing frame is provided with a first opening, the conducting frame is provided with a second opening, the clamping frame is provided with a third opening, and orthographic projections of the first opening, the second opening and the third opening in the thickness direction of the fixing frame are at least partially overlapped; the fixing frame is an insulator, the clamping frame is an insulator, the conductive frame is a conductor, and a conductive pressing piece is arranged on the conductive frame, wherein the conductive frame is as claimed in any one of claims 1 to 6, and the opening on the frame body forms the second opening.

8. The plating jig according to claim 7, wherein the plating jig adopts any one of or a combination of any two or more of the following structures:

(1) The electroplating clamp comprises a disassembly state and an assembly state, wherein in the disassembly state, the conductive frame is separated from the clamping frame, and the clamping frame is separated from the fixing frame; in the assembled state, the conductive frame is detachably and fixedly connected to the clamping frame, and the clamping frame is detachably and fixedly connected to the fixed frame;

(2) A supporting platform is arranged on the side wall of the first opening; during electroplating, the edge of the first surface of the product to be electroplated is lapped on the supporting platform, and the conductive pressing piece is at least pressed against an area to be electroplated on the second surface of the product to be electroplated, wherein the first surface and the second surface are two surfaces of the product to be electroplated, which are opposite;

(3) When the two clamping frames are detachably and fixedly arranged on two sides of the fixed frame in the thickness direction, the conductive frame is clamped between each clamping frame and the fixed frame; during electroplating, the conductive pressing pieces on the two conductive frames can be clamped on the two side surfaces of the product to be electroplated in the first opening in the thickness direction, and the orthographic projections of the conductive pressing pieces on the two conductive frames on the surface of the product to be electroplated are completely or partially overlapped;

(4) The clamping frame is provided with a plurality of adjusting assemblies, each adjusting assembly comprises a pushing piece capable of adjusting the position along the thickness direction of the clamping frame, and the pushing piece is propped against the propping part.

9. The plating jig according to claim 7, wherein: the clamping frame is provided with a plurality of adjusting assemblies, each adjusting assembly comprises a pushing piece capable of adjusting the position along the thickness direction of the clamping frame, and the pushing pieces are propped against the propping part;

the adjusting component further comprises a sleeve, the sleeve extends in the thickness direction of the clamping frame, the sleeve is provided with a hollow cavity, the pushing piece is arranged in the hollow cavity in a self-axial sliding fit mode, at least one pushing piece is located outside the hollow cavity and is used for propping against the abutting end on the abutting portion, and the adjusting component further comprises an elastic piece which provides acting force required by the pushing piece to move towards the abutting portion and an adjusting piece which is used for adjusting the position of the sleeve on the clamping frame.

10. The plating jig according to claim 9, wherein the adjustment assembly adopts any one of or a combination of any two or more of the following structures:

(1) The sleeve is fixedly provided with a limiting piece, the elastic piece is a spring, the spring is positioned in the hollow cavity, and the spring is abutted between the limiting piece and the pushing piece;

(2) The adjusting components are the same as the pressing parts in number and correspond to the pressing parts in position one by one;

(3) The adjusting piece is an adjusting nut, an external thread is arranged on the periphery of the sleeve, the adjusting nut is sleeved on the periphery of the sleeve and is in threaded connection with the sleeve, and the adjusting nut can be rotatably arranged on the clamping frame around the axis of the adjusting nut.

11. The plating jig according to claim 7, wherein: a positioning structure is further arranged between the clamping frame and the fixed frame; and/or a locking structure for locking each other is further arranged between the fixing frame and the clamping frame.

12. The plating jig according to claim 7, wherein: the clamping frame is characterized in that a hasp assembly is further arranged between the clamping frame and the fixing frame, the hasp assembly comprises a hasp piece and a matching piece which can be mutually matched and connected, the hasp piece and the matching piece are respectively arranged on the clamping frame and the fixing frame, and when the hasp piece is matched and connected with the matching piece, a gap is reserved between the fixing frame and the clamping frame along the thickness direction.

13. The plating jig according to claim 12, wherein: one end of the buckle piece is rotationally connected to one of the fixed frame and the clamping frame, the other end of the buckle piece is provided with a clamping groove, the matching piece is arranged on the other one of the fixed frame and the clamping frame, and the clamping groove can be matched and clamped on the matching piece, so that the buckle piece is matched and connected with the matching piece.

14. The plating jig according to claim 7, wherein: the fixing frame is provided with a position avoiding structure for accommodating the conductive pressing piece.

15. The plating jig according to claim 14, wherein: the avoidance structure comprises a plurality of avoidance grooves, the avoidance grooves penetrate through the thickness direction of the fixed frame, and when the electroplating clamp is taken out of the electroplating liquid, the avoidance grooves form diversion grooves for supplying power to the flowing of the electroplating liquid;

and/or the conductive pressing piece is fixedly connected to the conductive frame through a fastening screw, and the avoidance structure comprises a mounting groove for accommodating the head of the fastening screw.

16. An electroplating apparatus, characterized in that: the plating apparatus comprising the plating jig according to any one of claims 7 to 15.