Distance-adjustable double-clamping-point electroplating clamp

Abstract

The double-clamping-point electroplating clamp with the adjustable distance comprises an adjustable clamp module, a moving assembly and a linkage module, through cooperative use of the moving assembly and the linkage module, a roller type clamping point unit can be automatically driven to move, and compared with a common clamp, a contact point is moved in the electroplating process, so that the electroplating efficiency is improved. And meanwhile, the electroplating liquid is guided to flow to prevent deposition, so that adhesion is avoided, and the electroplating device is particularly suitable for being fixed and used during electroplating of the FPC soft board.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electroplating clamps, in particular to a double-clamping-point electroplating clamp with adjustable spacing. BACKGROUND

[0002] In the manufacturing process of flexible printed circuit boards (FPC), the electroplating process is a key link to improve its conductivity, corrosion resistance and reliability; FPC is widely used in the field of miniaturization and high-density integration of electronic devices due to its lightness, thinness and bendability; Traditional electroplating clamps mostly use fixed clamping structures, and the clamping point positions of which are not adjustable, making it difficult to meet the clamping needs of FPCs of different sizes and shapes; Meanwhile, during the electroplating process, the fixed clamping point will cause continuous deposition of metal ions in the clamping contact area, forming a locally over-thick plating layer or even sticking, affecting the uniformity of electroplating, and during subsequent unloading, it is easy to cause phenomena such as pulling and deformation; at the same time, the electroplating solution has insufficient flowability in the static clamping area, further exacerbating the problem of uneven ion deposition, resulting in the appearance of spots or nodular defects on the surface of the plating layer, reducing the product pass rate; that is, ordinary electroplating clamps are prone to sticking during electroplating.

[0003] Such as Chinese patent document CN219772310U discloses a plastic product electroplating clamp, comprising a clamp, a transmission box, a first handle, solves the problem that the existing electroplating clamp needs to be pressed with a finger to open when using the clamp with a torsional spring.

[0004] Such as Chinese patent document CN204251747U discloses a flying target double-clamping-point clamp with a Teflon layer, the clamp seats at both ends of the bottom of the hanger extend outward in the shape of an inverted L-shaped corner, the corner and the clamp seat are fixed to the auxiliary plating plate through the butterfly screws at the bottom to prevent displacement of the auxiliary plating plate and thus prevent scorching.

[0005] There is no technical solution to prevent sticking in the prior art.

[0006] However, there is an urgent need in the prior art for a double-clamping-point electroplating clamp with adjustable spacing to solve the problem of sticking. SUMMARY

[0007] In view of the technical problems existing in the prior art, the present application aims to provide a double-clamping-point electroplating clamp with adjustable spacing, which can avoid the problem of sticking during electroplating.

[0008] Specifically, according to one aspect of the present application, a double-clamping-point electroplating clamp with adjustable spacing is provided, comprising: The adjustable clamp module is fixedly connected with the roller type clamping point unit at the bottom surface, and is used for adjusting the distance of the roller type clamping point unit. The linkage module is fixedly arranged at the outer wall of the adjustable clamp module, and is connected between the linkage module and the roller type clamping point unit, and is used for automatically moving the roller type clamping point unit during electroplating production.

[0009] Further, the adjustable clamp module comprises a U-shaped plate frame, a moving block and a distance adjusting unit, the upper surface of the U-shaped plate frame is fixedly connected with a connecting frame, the two side walls of the U-shaped plate frame are fixedly connected with guide rods, the two sides of the guide rods are slidably connected with moving blocks, and the distance adjusting unit is used for adjusting the distance between the two moving blocks.

[0010] Further, the distance adjusting unit comprises two threaded rods, a first bevel gear, an adjusting knob and a second bevel gear, the two threaded rods are rotatably connected with the side walls of the U-shaped plate frame, the threaded rods penetrate through the moving blocks and are threadedly connected with the moving blocks, one end of the threaded rod is fixedly connected with the first bevel gear, the side wall of the U-shaped plate frame is rotatably connected with the adjusting knob, one end of the adjusting knob is fixedly connected with the second bevel gear, and the second bevel gear is meshed with the first bevel gear.

[0011] Further, the roller type clamping point unit comprises a connecting frame, a moving block and a clamping roller, the connecting frame is fixedly arranged at the bottom surface of the moving block, the inner wall of the connecting frame is fixedly connected with a fixed rod, the fixed rod penetrates through the moving block and is slidably connected with the moving block, one end of the side wall of the moving block is fixedly connected with one end of a limiting spring, and the other end of the limiting spring is fixedly connected with the side wall of the connecting frame.

[0012] Further, the bottom surface of the moving block is fixedly connected with a rectangular fixed seat, the inside of the rectangular fixed seat is provided with an inner cavity, the two sides of the inner cavity of the rectangular fixed seat are slidably connected with limiting blocks, one end of a connecting rod is fixedly connected with the bottom surface of the limiting block, the other end of the connecting rod is rotatably connected with a clamping roller, the side walls between the two limiting blocks are fixedly connected with springs, and the springs are in a pre-tensioned state.

[0013] Further, the linkage module comprises a first guide wheel, a circular fixed shell, a traction steel wire and a pulling unit, the first guide wheel is fixedly arranged at the outer wall of the U-shaped plate frame, the circular fixed shell is fixedly arranged at the upper surface of the U-shaped plate frame, and the upper surface of the U-shaped plate frame is fixedly connected with a second guide wheel.

[0014] Further, the inner cavity of the circular fixed shell is rotationally connected with a winding disc, one end of a clock spring is fixedly connected to the inner side of the winding disc, the other end of the clock spring is fixedly connected with the center of the circular fixed shell, one end of a traction steel wire is windingly connected to the arc wall of the winding disc, the other end of the traction steel wire penetrates through the inner cavity wall of the circular fixed shell and extends to the outside of the wall, and the one end of the traction steel wire extends to the side wall of the moving block through the first guide wheel and the second guide wheel and is fixedly connected with the moving block.

[0015] Further, the upper surface of the adjustable clamp module is provided with a moving assembly, the moving assembly comprises a fixed plate frame, a fixed guide rod and a moving seat, both ends of the fixed guide rod are fixedly connected with the fixed plate frame, the moving seat is slidingly connected with the fixed guide rod, the bottom surface of the moving seat is fixedly connected with the top end of the connecting frame, a drive screw is rotationally connected between the two fixed plate frames, the drive screw penetrates through the moving seat and is in threaded cooperation with the moving seat, a servo motor is fixedly connected to the side wall of the fixed plate frame, and one end of the servo motor extends to one end of the drive screw and is fixedly connected with the drive screw.

[0016] Further, the traction unit comprises a guide frame, a traction wheel, a connecting frame, a connecting wheel and a fixed plate, the guide frame is fixedly arranged at the upper surface of the U-shaped plate frame, the guide frame is provided with a guide sliding groove, the traction wheel is slidingly connected to the guide sliding groove of the guide frame, one end of the traction wheel extends to the bottom side of the traction steel wire, the connecting frame is fixedly connected to the other side of the traction wheel, the connecting wheel is rotationally connected to the top end of the connecting frame, the fixed plate is fixedly arranged between the two fixed plate frames, the upper surface of the fixed plate is provided with a plurality of protrusions, and the connecting wheel is arranged at the upper surface of the fixed plate.

[0017] Further, the arc wall of the clamping roller is provided with a spiral groove.

[0018] In the present application, the roller type clamping point unit is arranged, the position of the clamping point can be flexibly adjusted through the roller type clamping point unit, the FPC soft plate can be fixed according to different FPC soft plates, and the electroplating process is facilitated. When the ordinary clamp clamps the FPC soft plate for electroplating, metal ions are prone to continuously deposit at the same position, causing adhesion. Therefore, the moving assembly and the linkage module are designed, and the roller type clamping point unit can be automatically driven to move through the cooperation of the moving assembly and the linkage module. Compared with the ordinary clamp, the contact point is moved during the electroplating process, the continuous deposition of metal ions at the same position is prevented, the electroplating liquid flow is guided, and deposition is prevented, thereby avoiding adhesion, and the present application is particularly suitable for fixing use when FPC soft plates are electroplated. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the present application, the drawings of the embodiments of the present application will be briefly described below.

[0020] Figure 1 Fig. 1 is a schematic diagram showing the overall structure of the adjustable double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 2 Fig. 2 is a schematic diagram showing the adjustable clamp module of the double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 1 Fig. 3 is a plan view of the adjustable clamp module of the double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 3 Figure 1 Fig. 4 is a schematic diagram showing the roller-type clamping-point unit of the double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 4 Fig. 5 is a schematic diagram showing the internal structure of the roller-type clamping-point unit of the double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 1 Fig. 6 is a schematic diagram showing the linkage module of the double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 5 Figure 1 Fig. 7 is a schematic diagram showing the internal structure of the circular fixing shell of the double-clamping-point electroplating clamp according to an embodiment of the present application; Figure 6 Fig. 8 is a schematic diagram showing the overall connection of the linkage module according to an embodiment of the present application; Figure 1 Fig. 9 is a schematic diagram showing the structure of the A part according to an embodiment of the present application; Figure 7 Figure 1 Fig. 10 is a schematic diagram showing the upper view of the linkage module according to an embodiment of the present application. Figure 8 Fig. 11 is a schematic diagram showing the lower view of the linkage module according to an embodiment of the present application. Figure 6 Fig. 12 is a schematic diagram showing the structure of the B part according to an embodiment of the present application. Figure 9 Figure 8 Fig. 13 is a schematic diagram showing the structure of the C part according to an embodiment of the present application. Figure 10 Fig. 14 is a schematic diagram showing the structure of the D part according to an embodiment of the present application. Figure 6 Fig. 15 is a schematic diagram showing the structure of the E part according to an embodiment of the present application.

[0021] Fig. 16 is a schematic diagram showing the structure of the F part according to an embodiment of the present application. Adjustable clamp module 1, U-shaped plate frame 101, connecting frame 102, guide rod 103, moving block 104, threaded rod 105, first bevel gear 106, adjusting knob 107, second bevel gear 108; Roller-type clamping-point unit 2, connecting frame 201, fixed rod 202, moving sliding block 203, limiting spring 204, rectangular fixed seat 205, limiting sliding block 206, connecting rod 207, clamping roller 208, helical groove 2081, spring 209; ​​​​​The moving assembly 4, the fixed plate frame 401, the fixed guide rod 402, the moving seat 403, the drive screw 404 and the servo motor 405. DETAILED DESCRIPTION

[0022] In order to make the personnel in the technical field better understand the scheme of the present application, the technical scheme of the present application will be clearly and completely described below in combination with specific embodiments with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, and the present application is not limited to the specific embodiments.

[0023] Please refer to Figure 1 The adjustable double-clamping-point electroplating fixture of the present application comprises: An adjustable fixture module 1, which is fixedly connected with a roller-type clamping-point unit 2 at the bottom surface, is used to adjust the distance between the roller-type clamping-point unit 2; A linkage module 3, which is fixedly arranged at the outer wall of the adjustable fixture module 1, is connected with the roller-type clamping-point unit 2 and is used to automatically move the roller-type clamping-point unit 2 during electroplating production; In the present application, the position of the clamping point can be flexibly adjusted by the roller-type clamping-point unit 2, which is convenient for fixing different FPC soft boards and electroplating processing. In order to solve the problem that the metal ions are easily deposited at the same position to cause adhesion when the ordinary fixture is used to clamp the FPC soft board for electroplating, the present application designs a moving assembly 4 and a linkage module 3. The moving assembly 4 and the linkage module 3 are used in cooperation to automatically move the roller-type clamping-point unit 2. Compared with the ordinary fixture, the moving assembly 4 and the linkage module 3 can move the contact point during the electroplating process, prevent the metal ions from being continuously deposited at the same position, guide the flow of the electroplating liquid, prevent deposition, and thus avoid adhesion, which is particularly suitable for fixing the FPC soft board for electroplating.

[0024] As a further preferred technical scheme, please refer to Figure 2 and Figure 3 As shown in the drawings, The adjustable fixture module 1 comprises a U-shaped plate frame 101, a moving block 104 and a distance adjusting unit. The upper surface of the U-shaped plate frame 101 is fixedly connected with a connecting frame 102. The two side walls of the U-shaped plate frame 101 are fixedly connected with guide rods 103. The two sides of the guide rods 103 are slidably connected with the moving blocks 104. The distance adjusting unit is used to adjust the distance between the two moving blocks 104. The spacing adjusting unit comprises two threaded rods 105, a first bevel gear 106, an adjusting knob 107 and a second bevel gear 108, the two threaded rods 105 are both rotationally connected with the side wall of the U-shaped plate frame 101, the threaded rods 105 penetrate through the moving block 104 and are threadedly connected with the moving block 104, one end of the threaded rod 105 is fixedly connected with the first bevel gear 106, the side wall of the U-shaped plate frame 101 is rotationally connected with the adjusting knob 107, one end of the adjusting knob 107 is fixedly connected with the second bevel gear 108, the second bevel gear 108 is meshed with the first bevel gear 106, by rotating the adjusting knob 107, the second bevel gear 108 can be rotated, the rotation of the second bevel gear 108 can drive the first bevel gear 106 to rotate, the rotation of the first bevel gear 106 can drive the threaded rod 105 to rotate, the rotation of the threaded rod 105 can drive the moving block 104 to move, so that the function of adjusting the spacing of the moving block 104 is realized, and then the clamping can be adjusted according to the size of the FPC soft board.

[0025] As a further preferred technical solution, please refer to Figure 4 and Figure 5 shown, The roller type clamping point unit 2 comprises a connecting frame 201, a moving slide block 203 and a clamping roller 208, the connecting frame 201 is fixedly arranged at the bottom surface of the moving block 104, the inner wall of the connecting frame 201 is fixedly connected with a fixed rod 202, the fixed rod 202 penetrates through the moving slide block 203 and is slidingly connected with the moving slide block 203, one end of the fixed rod 202 is fixedly connected with the moving slide block 203, and the other end of the fixed rod 202 is fixedly connected with the side wall of the connecting frame 201. The bottom surface of the moving slide block 203 is fixedly connected with a rectangular fixed seat 205, the inside of the rectangular fixed seat 205 is provided with an inner cavity, the inner cavity of the rectangular fixed seat 205 is slidingly connected with a limiting slide block 206 on both sides, one end of the limiting slide block 206 is fixedly connected with a connecting rod 207, the other end of the connecting rod 207 is rotationally connected with the clamping roller 208, the side walls of the two limiting slide blocks 206 are fixedly connected with a spring 209, and the spring 209 is in a pre-tensioned state, through the arrangement of the spring 209, the two clamping rollers 208 can be clamped, and the clamping and fixing function of the soft board is realized. As a preferred technical solution, please refer to Figure 6 and Figure 7 shown; The linkage module 3 comprises a first guide wheel 301, a circular fixed shell 302, a traction steel wire 305 and a traction unit, the first guide wheel 301 is fixedly arranged at the outer wall of the U-shaped plate frame 101, the circular fixed shell 302 is fixedly arranged at the upper surface of the U-shaped plate frame 101, and the upper surface of the U-shaped plate frame 101 is fixedly connected with a second guide wheel 306; The inner cavity of the circular fixed shell 302 is rotationally connected with a winding disc 303, one end of the winding disc 303 is fixedly connected with a clock spring 304, the other end of the clock spring 304 is fixedly connected with the center of the circular fixed shell 302, one end of the traction steel wire 305 is woundly connected with the arc-shaped wall of the winding disc 303, the other end of the traction steel wire 305 penetrates through the inner cavity wall of the circular fixed shell 302 and extends to the outside of the wall, and one end of the traction steel wire 305 is fixedly connected with the side wall of the moving block 203 through the first guide wheel 301 and the second guide wheel 306. Through the technical scheme, when the roller type pinch point unit 2 moves to adjust the interval, the clock spring 304 and the limiting spring 204 can be used to pull the traction steel wire 305 to move, so as to lengthen or shorten the traction steel wire 305, and adapt to the change of the interval adjustment.

[0026] The upper surface of the adjustable clamp module 1 is provided with a moving assembly 4, the moving assembly 4 comprises a fixed plate frame 401, a fixed guide rod 402 and a moving seat 403, both ends of the fixed guide rod 402 are fixedly connected with the fixed plate frame 401, the moving seat 403 is slidingly connected with the fixed guide rod 402, the bottom surface of the moving seat 403 is fixedly connected with the top end of the connecting frame 102, a drive screw 404 is rotationally connected between the two fixed plate frames 401, the drive screw 404 penetrates through the moving seat 403 and is in threaded cooperation with the moving seat 403, one side wall of the fixed plate frame 401 is fixedly connected with a servo motor 405, one end of the servo motor 405 extends to one end of the drive screw 404 and is fixedly connected with the drive screw 404. Through the technical scheme, the servo motor 405 can drive the drive screw 404 to rotate, so that the moving seat 403 can be moved through the rotation of the drive screw 404, so that the adjustable clamp module 1 can be moved, and the FPC soft board can be moved in the electroplating tank to realize continuous electroplating.

[0027] As a further preferred technical solution, please refer to Figure 8 , Figure 9 and Figure 10 shown; The pulling unit comprises a guide frame 307, a traction wheel 308, a connecting frame 309, a connecting wheel 310 and a fixed plate 311, the guide frame 307 is fixedly arranged at the upper surface of the U-shaped plate frame 101, a guide sliding groove is formed in the guide frame 307, the traction wheel 308 is slidably connected to the guide sliding groove of the guide frame 307, one end of the traction wheel 308 extends to the bottom side of the traction steel wire 305, the connecting frame 309 is fixedly connected to the other side of the traction wheel 308, the connecting wheel 310 is rotatably connected to the top end of the connecting frame 309, the fixed plate 311 is fixedly arranged between the two fixed plate frames 401, a plurality of protrusions 312 are arranged on the upper surface of the fixed plate 311, the connecting wheel 310 is arranged on the upper surface of the fixed plate 311, in the technical solution, when the adjustable clamp module 1 moves, the connecting wheel 310 can be driven to move, so that the connecting wheel 310 moves along the upper surface of the fixed plate 311, when the connecting wheel 310 contacts the protrusion 312, the connecting wheel 310 can be driven to move upwards, so that the traction wheel 308 is driven to move upwards through the connecting frame 309, when the connecting wheel 310 reciprocatingly moves up and down, the traction wheel 308 can be driven to reciprocatingly move up and down, so that the traction steel wire 305 is repeatedly pulled through the reciprocating movement of the traction wheel 308, when the traction steel wire 305 is pulled, the moving block 203 can be pulled to reciprocatingly move, so that the clamping roller 208 is driven to reciprocatingly move, so that when electroplating, the contact point can be changed through the movement of the clamping roller 208, so that the metal ions are prevented from continuously depositing at the same position, thereby avoiding the phenomenon of adhesion, and the contact point does not need an additional power source when changing, which is convenient and flexible to use, and is particularly suitable for electroplating processing of FPC soft boards. The arc-shaped wall of the clamping roller 208 is provided with a spiral groove 2081, through the arrangement of the spiral groove 2081, the spiral groove 2081 can guide the electroplating liquid when the clamping roller 208 moves and changes position, and further avoids deposition.

[0028] The above specific embodiments are used to make a detailed description of the present application, but the above description is not used to limit the present application, various modifications and changes can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall fall within the protection scope of the present application, and the protection scope of the present application is defined by the appended claims.

Claims

1. An adjustable spacing dual point electroplating fixture, characterized by: The adjustable double-clamping-point electroplating clamp comprises: An adjustable clamp module (1) is fixedly connected with a roller-type clamping-point unit (2) at a bottom surface of the adjustable clamp module (1), and the adjustable clamp module (1) is used for adjusting the distance between the roller-type clamping-point unit (2); A linkage module (3) is fixedly arranged at an outer wall position of the adjustable clamp module (1), and the linkage module (3) is connected with the roller-type clamping-point unit (2), and the linkage module (3) is used for automatically moving the roller-type clamping-point unit (2) during electroplating production.

2. The adjustable spacing dual kiss-point electroplating fixture of claim 1, wherein: The adjustable clamp module (1) comprises a U-shaped plate frame (101), a moving block (104) and a distance adjusting unit, a connecting frame (102) is fixedly connected to an upper surface of the U-shaped plate frame (101), guide rods (103) are fixedly connected between two side walls of the U-shaped plate frame (101), the moving block (104) is slidingly connected to both sides of the guide rods (103), and the distance adjusting unit is used for adjusting the distance between the two moving blocks (104).

3. The adjustable spacing dual kiss-point electroplating fixture of claim 1, wherein: The distance adjusting unit comprises threaded rods (105), first bevel gears (106), an adjusting knob (107) and second bevel gears (108), two threaded rods (105) are arranged, the two threaded rods (105) are both rotationally connected with the side walls of the U-shaped plate frame (101), the threaded rods (105) penetrate through the moving blocks (104) and are in threaded connection with the moving blocks (104), the first bevel gears (106) are fixedly connected to one ends of the threaded rods (105), the adjusting knob (107) is rotationally connected with the side wall of the U-shaped plate frame (101), the second bevel gears (108) are fixedly connected to one ends of the adjusting knob (107), and the second bevel gears (108) are in meshing connection with the first bevel gears (106).

4. The adjustable spacing dual kiss-point electroplating fixture of claim 1, wherein: The roller-type clamping-point unit (2) comprises a connecting frame (201), a moving slider (203) and clamping rollers (208), the connecting frame (201) is fixedly arranged at the bottom surface of the moving block (104), the fixed rods (202) are fixedly connected to the inner wall of the connecting frame (201), the fixed rods (202) penetrate through the moving sliders (203) and are in sliding connection with the moving sliders (203), the moving sliders (203) are fixedly connected with one ends of the limit springs (204) at both sides of the side walls, and the other ends of the limit springs (204) are fixedly connected with the side walls of the connecting frame (201).

5. The adjustable spacing dual kiss-point electroplating fixture of claim 4, wherein: The bottom surface of the mobile slider (203) is fixedly connected with a rectangular fixed seat (205), the inside of the rectangular fixed seat (205) is provided with an inner cavity, the two sides of the inner cavity of the rectangular fixed seat (205) are slidably connected with limit sliders (206), the bottom surface of the limit slider (206) is fixedly connected with one end of a connecting rod (207), the other end of the connecting rod (207) is rotatably connected with a clamping roller (208), the sidewalls between the two limit sliders (206) are fixedly connected with springs (209), and the springs (209) are in a pre-tensioned state.

6. The adjustable spacing dual kiss-point electroplating fixture of claim 1, wherein: The linkage module (3) comprises a first guide wheel (301), a circular fixed shell (302), a traction steel wire (305) and a traction unit, the first guide wheel (301) is fixedly arranged at the outer wall of the U-shaped plate frame (101), the circular fixed shell (302) is fixedly arranged at the upper surface of the U-shaped plate frame (101), and the upper surface of the U-shaped plate frame (101) is fixedly connected with a second guide wheel (306).

7. The adjustable spacing dual kiss-point electroplating fixture of claim 6, wherein: The inner cavity of the circular fixed shell (302) is rotatably connected with a winding disc (303), one end of the winding disc (303) is fixedly connected with a clock spring (304), the other end of the clock spring (304) is fixedly connected with the center of the circular fixed shell (302), the arc-shaped wall of the winding disc (303) is wound with one end of the traction steel wire (305), the other end of the traction steel wire (305) penetrates through the inner cavity wall of the circular fixed shell (302) and extends to the outside of the wall, and one end of the traction steel wire (305) passes around the first guide wheel (301) and the second guide wheel (306) and extends to the sidewall of the mobile slider (203) and is fixedly connected with the mobile slider (203).

8. The adjustable spacing dual kiss-point electroplating fixture of claim 1, wherein: The upper surface of the adjustable clamp module (1) is provided with a moving assembly (4), the moving assembly (4) comprises a fixed plate frame (401), a fixed guide rod (402) and a moving seat (403), both ends of the fixed guide rod (402) are fixedly connected with the fixed plate frame (401), the fixed guide rod (402) is slidably connected with the moving seat (403), the bottom surface of the moving seat (403) is fixedly connected with the top end of the connecting frame (102), a drive screw (404) is rotatably connected between the two fixed plate frames (401), the drive screw (404) penetrates through the moving seat (403) and is in threaded connection with the moving seat (403), one side of the sidewall of the fixed plate frame (401) is fixedly connected with a servo motor (405), one end of the servo motor (405) extends to one end of the drive screw (404) and is fixedly connected with the drive screw (404).

9. The adjustable spacing dual kiss-point electroplating fixture of claim 6, wherein: The pulling unit comprises a guide frame (307), a traction wheel (308), a connecting frame (309), a connecting wheel (310) and a fixed plate (311), the guide frame (307) is fixedly arranged at the upper surface of the U-shaped plate frame (101), a guide sliding groove is formed in the guide frame (307), the traction wheel (308) is slidably connected to the guide sliding groove of the guide frame (307), one end of the traction wheel (308) extends to the bottom side of the traction steel wire (305), the connecting frame (309) is fixedly connected to the other side of the traction wheel (308), the connecting wheel (310) is rotatably connected to the top end of the connecting frame (309), the fixed plate (311) is fixedly arranged between the two fixed plate frames (401), a plurality of protruding portions (312) are arranged on the upper surface of the fixed plate (311), and the connecting wheel (310) is arranged on the upper surface of the fixed plate (311).

10. The adjustable spacing dual kiss-point electroplating fixture of claim 4, wherein: The arc-shaped wall of the clamping roller (208) is provided with a spiral groove (2081).

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