TWI772202B - Electroplating tank for cof carrier tape - Google Patents

Abstract

The invention discloses an electroplating tank for COF carrier tape, including: a shell, the shell defines a loading chamber, an electroplating chamber, a discharging chamber and two side chambers. The discharging chamber and the loading chamber are respectively provided on the left and right sides of the electroplating chamber, and the two side chambers are respectively provided on the front and rear sides of the electroplating chamber. Feeding assembly, the feeding assembly is arranged in the feeding chamber, and the feeding assembly is used to transport the COF carrier tape from the first feeding port to the electroplating chamber. Electroplating components, the electroplating components are set in the electroplating chamber, and the electroplating chamber is filled with electroplating liquid. The blanking component is arranged in the blanking chamber, and the blanking component is used to transport the COF carrier tape from the second blanking port. On the one hand, the present invention uses the loading component and the unloading component to carry out the loading and unloading of the COF carrier tape, and on the other hand, it can collect the electroplating solution from the COF carrier tape to avoid environmental pollution. The side chambers on the front and back sides of the electroplating chamber can not only collect the electroplating liquid overflow in the electroplating chamber, but also contain some pipelines and driving parts to prevent the equipment from being exposed to the outside.

Description

Plating bath for COF carrier tape

The invention relates to the technical field of carrier tape processing, in particular to an electroplating tank for COF carrier tape.

COF carrier tape is a flexible circuit board that makes metal circuits on a flexible substrate. Usually, metal circuits need to be formed on the flexible substrate by electroplating. The existing electroplating tank has poor conveying effect on the COF carrier tape during electroplating, resulting in The electroplating effect becomes poor, and the electroplating solution is easy to overflow and cause environmental pollution.

The present invention aims to solve at least one of the technical problems existing in the prior art.

Therefore, the present invention proposes an electroplating tank for COF carrier tape, which has the advantages of guiding and conveying the COF carrier tape during electroplating, and collecting and discharging the overflowing electroplating solution.

The electroplating tank for COF carrier tape according to an embodiment of the present invention includes: a casing, wherein a feeding cavity, an electroplating cavity, a feeding cavity and two side cavities are defined in the casing, the feeding cavity and the feeding cavity are The cavities are respectively set on the left and right sides of the electroplating cavity, the two side cavities are respectively set on the front and rear sides of the electroplating cavity, and the left and right side walls of the feeding cavity are respectively provided with a first feeding port and a second feeding port. A feeding port, the first feeding port communicates with the feeding cavity and the electroplating cavity, and the left and right side walls of the feeding cavity are respectively provided with a first feeding port and a second feeding port. Two unloading ports, the second unloading port is connected to the unloading cavity and the electroplating cavity; a feeding assembly, the feeding assembly is arranged in the feeding cavity, and the feeding assembly is used to The COF carrier tape is transported from the first feeding port into the electroplating chamber; the electroplating assembly is arranged in the electroplating chamber, and the electroplating chamber is filled with electroplating solution, and the electroplating assembly is used for Electroplating the upper surface of the COF carrier tape; a feeding assembly, the feeding assembly is arranged in the feeding cavity, and the feeding assembly is used for conveying the COF carrier tape from the second feeding port.

The beneficial effect of the present invention is that the structure of the present invention is simple. On the one hand, it can collect the electroplating solution overflowed by the COF carrier to avoid environmental pollution. The side cavities on the front and rear sides of the electroplating chamber can also accommodate some pipelines and driving components while collecting the electroplating solution overflowing in the electroplating chamber to avoid equipment exposure. on the outside.

According to an embodiment of the present invention, the casing comprises: a bottom plate and a first outer plate, a second outer plate, a third outer plate, a fourth outer plate, a first inner plate, a second outer plate, The inner plate, the third inner plate and the fourth inner plate, the first outer plate, the second outer plate, the third outer plate and the fourth outer plate are connected end to end in sequence to form a square outer frame; The first inner panel and the second inner panel are located in the square outer frame, one end of the first inner panel is connected to the second outer panel, and the other end of the first inner panel is connected to the first inner panel. Four outer panels are connected, one end of the second inner panel is connected to the second outer panel, and the other end of the second inner panel is connected to the fourth outer panel; the third inner panel and the The four inner plates are all located between the first inner plate and the second inner plate, the two ends of the third inner plate are respectively connected to the first inner plate and the second inner plate, the fourth inner plate Two ends of the inner plate are respectively connected to the first inner plate and the second inner plate; the first inner plate and the second inner plate divide the square outer frame into a middle cavity and a space in the middle cavity two side cavities on the front and back sides of the body, the third inner plate and the fourth inner plate divide the middle cavity into an electroplating cavity and a feeding cavity and a feeding cavity on the left and right sides of the electroplating cavity; two The bottoms of each of the side chambers, the lower material chamber and the upper material chamber are provided with liquid outlet holes.

According to an embodiment of the present invention, the fourth inner plate is provided with a first feeding port, the fourth outer plate is provided with a second feeding port, and the feeding assembly includes: a feeding roller, the feeding The roller is arranged on one side of the second feeding port, one end of the feeding roller is rotatably connected with the first inner plate, the other end of the feeding roller is rotatably connected with the second inner plate, and the COF After passing through the second feeding port, the carrier tape is rolled and connected to the upper surface of the feeding roller; the water blocking roller is arranged on one side of the first feeding port, and the water blocking roller is arranged on one side of the first feeding port. It includes: a mounting frame, a driving roller and a driven roller, the mounting frame is connected with the fourth inner plate, the driving roller and the driven roller parallel to each other are mounted on the mounting frame, the driving roller One end of the roller and one end of the driven roller are meshed with gears, and the COF carrier tape passes between the driving roller and the driven roller, and enters the electroplating chamber through the second feeding port; A cleaning piece, the cleaning piece is arranged above the water blocking roller, the cleaning piece comprises: a cleaning pipeline and two mounting blocks, one end of the cleaning pipeline passes through a mounting block and the first inner plate The other end of the cleaning pipeline is connected to the second inner plate through another mounting block, a plurality of spray heads are arranged below the cleaning pipeline, and the plurality of spray heads are along the axis of the cleaning pipeline The directions are evenly arranged, and the spray head faces the COF carrier tape.

According to an embodiment of the present invention, the electroplating assembly includes: a liquid adding part, the liquid adding part is arranged in the electroplating cavity, one end of the liquid adding part is connected to the first inner plate, and the liquid adding part is connected to the first inner plate. The other end of the component is connected to the second inner plate; two liquid discharge assemblies are arranged symmetrically with respect to the liquid adding member, and one of the liquid discharge assemblies is arranged on the third inner plate , the other said liquid drain assembly is arranged on the said fourth inner plate, said third inner plate and said fourth inner plate are provided with liquid drain slot holes, said liquid drain assembly is used for opening or closing the liquid drain slot hole; two adjustment assemblies, the two adjustment assemblies are symmetrically arranged with respect to the liquid addition member, the adjustment assemblies are located between the liquid addition member and the liquid discharge assembly, the adjustment assembly Used to adjust the position of COF carrier tape and anode.

According to an embodiment of the present invention, the adjusting assembly includes: two COF carrier tape adjusting assemblies, the two COF carrier tape adjusting assemblies are symmetrically arranged with respect to the COF carrier tape, and one COF carrier tape adjusting assembly is provided at the the first inner plate, another COF carrier tape adjustment assembly is arranged on the second inner plate the anode adjustment assembly, the anode adjustment assembly is located above the COF carrier tape, one end of the anode adjustment assembly is connected to the first inner plate, and the other end of the anode adjustment assembly is connected to the second inner plate board connected.

According to an embodiment of the present invention, the COF carrier tape adjustment assembly includes: a guide plate, the guide plate is fixed on the first inner plate; two first fixing blocks, two of the first fixing blocks are fixedly arranged on the first inner plate, and are located below the guide plate; an adjustment plate, the adjustment plate is located below the first fixing block; two first adjustment rods, two of the The outer surface of the middle part of the first adjustment rod is provided with threads, the lower end of the first adjustment rod is rotatably connected with the adjustment plate, and the middle part of the first adjustment rod is connected with the first fixing block through the screw thread , the upper end of the first adjusting rod passes through the guide plate; the lower end of the other first adjusting rod is rotatably connected with the adjusting plate, and the middle part of the other first adjusting rod is connected with the other The first fixing block is connected through a screw thread, and the upper end of the other first adjusting rod passes through the guide plate.

According to an embodiment of the present invention, the COF carrier tape adjustment assembly further comprises: a carrier tape guide plate, the carrier tape guide plate is located on a side of the adjustment plate close to the COF carrier tape; a guide pin, the guide plate One end of the pin is inserted into the carrier tape guide plate, and the other end of the guide pin is inserted into the adjustment plate; a steering adjustment rod, the upper end of the steering adjustment rod passes through the guide plate, the The lower end of the steering adjustment rod is rotatably connected to the adjustment plate; the first steering adjustment block, one end of the first steering adjustment block is fixedly connected with the lower end of the steering adjustment rod; the second steering adjustment block, the second steering adjustment block One end of the adjustment block is rotatably connected with the other end of the first steering adjustment block, and the other end of the second steering adjustment block is hinged with the carrier tape guide plate.

According to an embodiment of the present invention, the anode adjustment assembly includes: four second fixing blocks, two of the second fixing blocks are arranged on the first inner plate, and the other two second fixing blocks are arranged on the the second inner panel; an installation frame, the four corners of the installation frame are connected to the second fixing block through adjustment screws, and the height of the installation frame can be changed by rotating the adjustment screws; angle adjustment sheet, the angle adjustment film design an end of the upper surface of the installation frame close to the liquid adding component; an angle adjustment rod, the angle adjustment rod is arranged in the side cavity, and one end of the angle adjustment rod is detachably connected to the angle adjustment sheet; Anode grid, the anode grid is arranged on the installation frame; a plurality of pressing buckles, one end of the pressing buckles is connected to the installation frame, and the other end of the pressing buckles is located on the anode mesh Above the grid, a part of the pressing buckles is located at one end of the upper surface of the installation frame away from the liquid filling part, so as to press one end of the anode grid on the installation frame, and another part of the pressing buckles is located on the installation frame. The upper surface of the frame is close to one end of the dosing part, so as to press the other end of the anode grid on the angle adjustment sheet.

According to an embodiment of the present invention, the liquid addition component includes: a second liquid addition pipe, the second liquid addition pipe is a hollow pipe, the second liquid addition pipe is located below the COF carrier tape, the The axis of the second liquid filling pipe is perpendicular to the conveying direction of the COF carrier tape. The uppermost part of the second liquid filling pipe is provided with a plurality of second liquid filling holes penetrating the side wall. The holes are evenly arranged along the axis direction of the second liquid addition pipe; the first liquid addition pipe, the first liquid addition pipe is a hollow pipe, and the first liquid addition pipe is parallel to the second liquid addition pipe , the first liquid feeding pipe is located above the COF carrier tape, the first liquid feeding pipe is provided with two first liquid feeding holes penetrating the side wall, and the first liquid feeding holes are waist-shaped holes, The length direction of the first liquid addition hole is parallel to the axis of the first liquid addition pipe, and the liquid discharge directions of the two first liquid addition holes are respectively toward the left and right sides of the second liquid addition pipe.

According to an embodiment of the present invention, the bottom of the electroplating chamber is formed as a drain plate, the cross-section of the drain plate is an isosceles triangle, and the vertex of the isosceles triangle is located just below the second liquid filling pipe, Both the third inner plate and the fourth inner plate are provided with drainage holes; one of the drainage components includes: two guide blocks, and the two guide blocks are arranged on the third inner plate; Two third fixed blocks, two of the third fixed blocks are arranged on the third inner plate, one of the third fixed blocks is located below the one of the guide blocks, and the other of the third fixed blocks is located at the bottom of the guide block. Below the other guide block; two second adjustment rods, the upper end of the second adjustment rod passes through the guide block, the lower end of the second adjustment rod and the third fixed block Connected through threads, the upper end of the other second adjustment rod passes through the other guide block, and the other second adjustment rod passes through the other The lower ends of the two adjusting rods are connected with the other third fixing block through threads; the liquid blocking plate is located on one side of the liquid discharge hole, and the liquid blocking plate is in phase with the third inner plate The lower ends of the two second adjusting rods are both hinged to the liquid baffle plate, and the liquid baffle plate is driven to move by rotating the second adjusting rods to open or close the liquid discharge hole.

Other features and advantages of the present invention will be set forth in the description which follows, and in part will become apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the description, patent claims and drawings.

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the preferred embodiments are exemplified below, and are described in detail as follows in conjunction with the accompanying drawings.

1: Shell

11: The first outer panel

12: Second outer panel

13: The third outer panel

14: Fourth outer panel

15: The first inner plate

16: Second inner panel

17: The third inner plate

18: Fourth inner plate

2: Loading components

21: Feeding roller

22: Water retaining roller

221: Mounting bracket

222: Active Roller

223: driven roller

23: Cleaning Pieces

231: Clean the line

232: Sprinkler

233: Mounting Block

3: Blanking components

4: Electroplating components

41: Adjustment components

411: COF carrier tape adjustment assembly

4111: Guide plate

4112: First fixed block

4113: The first adjustment lever

4114: Steering lever

4115: Adjustment plate

4116: The first steering adjustment block

4117: Second steering adjustment block

4118:COF carrier tape guide

4119: Guide pin

412: Anode conditioning components

4121: Mounting box

4122: Compression buckle

4123: Anode Grid

4124: Angle adjustment sheet

4125: Angle adjustment lever

4126: Second fixed block

4127: Adjusting screw

42: Drain assembly

421: Guide block

422: Second adjustment lever

423: Third fixed block

424: Liquid baffle

43: Dosing parts

431: The first filling pipe

4311: The first filling hole

432: Second liquid filling pipe

4321: The second filling hole

44: Drain plate

Fig. 1 is the perspective structure schematic diagram of the electroplating tank for COF carrier tape according to the present invention; Fig. 2 is the internal three-dimensional structure schematic diagram of the electroplating tank for COF carrier tape according to the present invention; Fig. 3 is the electroplating tank for COF carrier tape according to the present invention Fig. 4 is the sectional structure schematic diagram of the electroplating tank for COF carrier tape according to the present invention; Fig. 5 is the structural representation of the feeding assembly in the electroplating tank for COF carrier tape according to the present invention; Schematic diagram of the structure of the liquid drain assembly in the electroplating tank for the COF carrier tape of the invention; FIG. 7 is a schematic structural diagram of the adjustment component in the electroplating tank for the COF carrier tape according to the present invention; FIG. 8 is the electroplating tank for the COF carrier tape according to the present invention. Schematic diagram of the structure of the COF carrier tape conditioning assembly; FIG. 9 is a schematic structural diagram of the anode conditioning component in the electroplating tank for COF carrier tapes according to the present invention; FIG. 10 is the structural schematic diagram of the liquid adding components in the electroplating tank for COF carrier tapes according to the present invention .

Embodiments of the present invention are described in detail below, schematic illustrations of which are shown in the drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are schematic and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device or Elements must have a particular orientation, be constructed and operate in a particular orientation and are therefore not to be construed as limitations of the invention. Furthermore, features delimited with "first", "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two components. Those with ordinary knowledge in the art can understand the specific meanings of the above terms in the present invention in specific situations.

The electroplating bath for COF carrier tape according to the embodiment of the present invention will be specifically described below with reference to the drawings.

As shown in FIG. 1 to FIG. 10 , the electroplating tank for COF carrier tape according to the embodiment of the present invention includes: a casing 1 , a feeding assembly 2 , an electroplating assembly 4 and a feeding assembly 3 , and a feeding assembly is defined in the casing 1 cavity, electroplating cavity, unloading cavity and two side cavities. The side walls are respectively provided with a first feeding port and a second feeding port, the first feeding port is connected with the feeding cavity and the electroplating cavity, and the left and right side walls of the feeding cavity are respectively provided with a first feeding port and a second feeding port, The second feeding port is connected to the feeding cavity and the electroplating cavity; the feeding assembly 2 is arranged in the feeding cavity, and the feeding assembly 2 is used to transport the COF carrier tape from the first feeding port to the electroplating cavity; the electroplating assembly 4 is provided with In the electroplating cavity, the electroplating cavity is filled with electroplating solution, and the electroplating component 4 is used for electroplating the upper surface of the COF carrier tape; The second feeding port is conveyed out.

The beneficial effect of the present invention is that the structure of the present invention is simple. By setting the unloading cavity and the loading cavity on the left and right sides of the electroplating cavity, on the one hand, the loading assembly 2 and the unloading assembly 3 are used to carry out loading and unloading conveying of the COF carrier tape. On the other hand, it can collect the electroplating solution overflowing from the COF carrier tape to avoid environmental pollution. The side cavities on the front and rear sides of the electroplating chamber can also accommodate some pipelines and driving components while collecting the electroplating solution overflowing in the electroplating chamber. The device is exposed to the outside.

As shown in FIG. 2, the housing 1 includes: a bottom plate and a first outer plate 11, a second outer plate 12, a third outer plate 13, a fourth outer plate 14, a first inner plate 15, a The second inner plate 16, the third inner plate 17 and the fourth inner plate 18, the first outer plate 11, the second outer plate 12, the third outer plate 13 and the fourth outer plate 14 are connected end to end in sequence to form a square outer frame; An inner plate 15 and a second inner plate 16 are located in the square outer frame. One end of the first inner plate 15 is connected to the second outer plate 12, the other end of the first inner plate 15 is connected to the fourth outer plate 14, and the second inner plate 15 is connected to the fourth outer plate 14. One end of the plate 16 is connected to the second outer plate 12, and the other end of the second inner plate 16 is connected to the fourth outer plate 14; the third inner plate 17 and the fourth inner plate 18 are both located in the first inner plate 15 and the second inner plate Between the plates 16, the two ends of the third inner plate 17 are respectively connected to the first inner plate 15 and the second inner plate 16, and the two ends of the fourth inner plate 18 are respectively connected to the first inner plate 15 and the second inner plate 16; An inner plate 15 and a second inner plate 16 divide the square outer frame into a middle cavity and two side cavities located on the front and rear sides of the middle cavity, and the third inner plate 17 and the fourth inner plate 18 divide the middle cavity for the plating chamber and in the plating chamber The left and right sides of the feeding cavity and the feeding cavity; the bottom of the two side cavities, the feeding cavity and the feeding cavity are all provided with liquid outlet holes.

As shown in FIG. 5 , the fourth inner plate 18 is provided with a first feeding port, and the fourth outer plate 14 is provided with a second feeding port. The feeding assembly 2 includes: a feeding roller 21 , a water blocking roller 22 and a cleaning Part 23, the feeding roller 21 is arranged on one side of the second feeding port, one end of the feeding roller 21 is rotatably connected to the first inner plate 15, the other end of the feeding roller 21 is rotatably connected to the second inner plate 16, and the COF carrier tape is rotatably connected to the second inner plate 16. After passing through the second feeding port, it is connected to the upper surface of the feeding roller 21 in a rolling manner; the water blocking roller 22 is arranged on one side of the first feeding port, and the water blocking roller 22 includes: a mounting frame 221, a driving roller 222 and a driven roller 223 , the mounting frame 221 is connected to the fourth inner plate 18, and the mounting frame 221 is provided with a driving roller 222 and a driven roller 223 parallel to each other, one end of the driving roller 222 and one end of the driven roller 223 are meshed through gears, and the COF carrier tape is The driving roller 222 and the driven roller 223 pass through and enter the electroplating chamber through the second feeding port, that is to say, both the driving roller 222 and the driven roller 223 are in rolling contact with the COF carrier tape; Above the water roller 22, the cleaning member 23 includes a cleaning pipeline 231 and two mounting blocks 233. One end of the cleaning pipeline 231 is connected to the first inner plate 15 through a mounting block 233, and the other end of the cleaning pipeline 231 is connected to the first inner plate 15 through a mounting block 233. A mounting block 233 is connected to the second inner plate 16 , a plurality of nozzles 232 are arranged below the cleaning pipeline 231 , and the nozzles 232 are evenly arranged along the axis of the cleaning pipeline 231 , and the nozzles 232 face the COF carrier tape. Preferably, the position of the cleaning pipeline 231 can be changed by adjusting the installation angle of the installation block 233, and at the same time, the cleaning pipeline 231 and the installation block 233 can be rotated. During operation, the position and the position of the nozzle 232 can be adjusted according to different requirements. Angle, and then improve the cleaning effect of COF carrier tape.

According to an embodiment of the present invention, the structure of the feeding assembly 3 is the same as that of the feeding assembly 2, the feeding assembly 3 and the feeding assembly 2 are arranged symmetrically with respect to the electroplating chamber, and both the feeding assembly 2 and the feeding assembly 3 can be While conveying the COF carrier tape, the electroplating solution on the surface is rinsed, the feeding assembly 2 can prevent impurities from being brought into the electroplating chamber, and the feeding assembly 3 can remove the metal impurities after electroplating.

As shown in FIG. 4 , the electroplating assembly 4 includes: a liquid addition part 43 , two liquid discharge parts 42 and two adjustment parts 41 , the liquid addition part 43 is arranged in the electroplating cavity, and one end of the liquid addition part 43 is connected to the first inner plate 15 connected, The other end of the liquid adding member 43 is connected to the second inner plate 16; the two liquid discharging assemblies 42 are symmetrically arranged with respect to the liquid adding member 43, one liquid discharging assembly 42 is arranged on the third inner plate 17, and the other liquid discharging assembly 42 is arranged on the third inner plate 17. On the fourth inner plate 18, the third inner plate 17 and the fourth inner plate 18 are provided with drainage slots, and the drainage assembly 42 is used to open or close the drainage slot; The components 43 are symmetrically arranged, and the adjusting component 41 is located between the liquid adding component 43 and the liquid discharging component 42, and the adjusting component 41 is used to adjust the position of the COF carrier tape and the anode.

As shown in FIG. 7 , the adjusting assembly 41 includes: two COF carrier tape adjusting assemblies 411 and an anode adjusting assembly 412 , the two COF carrier tape adjusting assemblies 411 are symmetrically arranged with respect to the COF carrier tape, and one COF carrier tape adjusting assembly 411 is disposed on the first COF carrier tape adjusting assembly 411 . On one inner plate 15, another COF carrier tape adjustment assembly 411 is arranged on the second inner plate 16; the anode adjustment assembly 412 is located above the COF carrier tape, one end of the anode adjustment assembly 412 is connected to the first inner plate 15, and the anode adjustment assembly 412 is connected to the first inner plate 15. The other end of the assembly 412 is connected to the second inner panel 16 . That is to say, the COF carrier tape adjusting component 411 supports and adjusts the non-working areas on both sides of the COF carrier tape to avoid touching the electroplating area on the COF carrier tape during conveyance, so that the conveying process does not interfere with the electroplating process.

As shown in FIG. 8 , a COF carrier tape adjustment assembly 411 includes: a guide plate 4111 , two first fixing blocks 4112 , an adjustment plate 4115 and two first adjustment rods 4113 , the guide plate 4111 is fixed on the first inner plate 15 The two first fixing blocks 4112 are fixed on the first inner plate 15 and are located below the guide plate 4111; the adjusting plate 4115 is located below the first fixing block 4112; The outer surface is provided with threads, the lower end of a first adjusting rod 4113 is rotatably connected with the adjusting plate 4115, the middle part of a first adjusting rod 4113 is connected with a first fixing block 4112 through threads, and the upper end of a first adjusting rod 4113 is threaded. through the guide plate 4111; the lower end of the other first adjusting rod 4113 is rotatably connected with the adjusting plate 4115, the middle of the other first adjusting rod 4113 is connected with the other first fixing block 4112 through threads, and the other first adjusting rod 4113 The upper end passes through the guide plate 4111 .

Further, a COF carrier tape adjustment assembly 411 further includes: a carrier tape guide plate 4118, a guide pin 4119, a steering adjustment rod 4114, a first steering adjustment block 4116 and a second steering adjustment block 4117, and the carrier tape guide plate 4118 is located on the adjustment plate 4115 is close to the side of the COF carrier tape; one end of the guide pin 4119 is inserted into the carrier tape In the guide plate 4118, the other end of the guide pin 4119 is inserted into the adjustment plate 4115; the upper end of the steering adjustment rod 4114 passes through the guide plate 4111, and the lower end of the steering adjustment rod 4114 is rotatably connected with the adjustment plate 4115; the first steering adjustment block 4116 One end of the second steering adjustment block 4117 is rotatably connected to the other end of the first steering adjustment block 4116, and the other end of the second steering adjustment block 4117 is hinged with the carrier tape guide plate 4118.

That is to say, by rotating the first adjusting rod 4113, the adjusting plate 4115 moves up or down with the first adjusting rod 4113, thereby driving the carrier tape guide plate 4118 to move up or down; and when the steering adjusting rod 4114 rotates, the first A steering adjustment block 4116 and a second steering adjustment block 4117 start to rotate with the steering adjustment rod 4114. At this time, the carrier tape guide plate 4118 moves horizontally under the guidance of the guide pin 4119. In this design, only the first adjustment rod 4113 and By turning the adjusting rod 4114, the height and horizontal direction of the carrier tape guide plate 4118 can be adjusted, which is suitable for the electroplating requirements of different COF carrier tapes.

As shown in FIG. 9 , the anode adjusting assembly 412 includes: four second fixing blocks 4126, a mounting frame 4121, an angle adjusting sheet 4124, an angle adjusting rod 4125 and a plurality of pressing buckles 4122. The two second fixing blocks 4126 are located on the On the first inner plate 15, the other two second fixing blocks 4126 are arranged on the second inner plate 16; the four corners of the mounting frame 4121 are connected to the second fixing blocks 4126 through adjusting screws 4127, and the mounting frame can be changed by rotating the adjusting screws 4127 The height of 4121; the angle adjustment sheet 4124 is arranged on one end of the upper surface of the installation frame 4121 close to the liquid filling part 43; the angle adjustment rod 4125 is arranged in the side cavity, and one end of the angle adjustment rod 4125 is detachably connected with the angle adjustment sheet 4124; the anode mesh The grid 4123, the anode grid 4123 is arranged on the mounting frame 4121; one end of the pressing button 4122 is connected to the mounting frame 4121, the other end of the pressing button 4122 is located above the anode grid 4123, and a part of the pressing button 4122 is located on the mounting frame 4121 The upper surface is away from one end of the dosing part 43 to press one end of the anode grid 4123 on the installation frame 4121, and the other part of the pressing buckle 4122 is located on the upper surface of the installation frame 4121 close to the end of the dosing part 43, so as to press the anode grid 4123 The other end of 4123 is pressed on the angle adjustment piece 4124. Preferably, the end of the angle adjustment piece 4124 connected with the angle adjustment rod 4125 is provided with a vertically arranged waist-shaped hole, that is, the angle adjustment piece 4124 It can be adjusted to different heights and then connected with the angle adjustment rod 4125, so that the angle of the anode grid 4123 can be adjusted conveniently.

As shown in FIG. 10 , the liquid addition part 43 includes: a second liquid addition pipe 432 and a first liquid addition pipe 431, the second liquid addition pipe 432 is a hollow pipe, and the second liquid addition pipe 432 is located below the COF carrier tape, The axis of the second liquid addition pipe 432 is perpendicular to the conveying direction of the COF carrier tape. The top of the second liquid addition pipe 432 is provided with a plurality of second liquid addition holes 4321 penetrating the side wall. The plurality of second liquid addition holes 4321 are along the The axial direction of the second liquid addition pipe 432 is evenly arranged; the first liquid addition pipe 431 is a hollow tube, the first liquid addition pipe 431 and the second liquid addition pipe 432 are parallel, and the first liquid addition pipe 431 is located in the COF carrier tape. Above, the first liquid addition pipe 431 is provided with two first liquid addition holes 4311 penetrating the side wall, the first liquid addition hole 4311 is a waist-shaped hole, and the length direction of the first liquid addition hole 4311 is the same as that of the first liquid addition pipe 431. The axes of the two first liquid addition holes 4311 are parallel to each other, and the liquid discharge directions of the two first liquid addition holes 4311 are directed to the left and right sides of the second liquid addition pipe 432 respectively. Setting the liquid adding member 43 can supplement the electroplating liquid in the electroplating chamber, and the two first liquid adding holes 4311 are designed to have different orientations, so that the electroplating impurities on the surface of the COF carrier tape can be washed out by the flushing ability of the supplemented electroplating liquid , and then improve the electroplating effect; and the electroplating solution sprayed from the second liquid addition hole 4321 can drive the COF carrier tape upward, so that the COF carrier tape is suspended between the second liquid addition pipe 432 and the first liquid addition pipe 431, so that During the electroplating process, the working area of the COF carrier tape is only kept in contact with the electroplating solution. This design avoids the change in the surface tension of the COF carrier tape caused by the hard contact between the COF carrier tape and the conveying components, which in turn leads to a decrease in the uniformity of the electroplating.

As shown in FIG. 6 , the bottom of the electroplating chamber is formed as a drain plate 44, the section of the drain plate 44 is an isosceles triangle, the vertex of the isosceles triangle is located directly below the second liquid filling pipe 432, the third inner plate 17 and The fourth inner plate 18 is provided with drain holes; a drain assembly 42 includes: two guide blocks 421, two third fixing blocks 423, two second adjusting rods 422 and a liquid baffle 424, two guide blocks The block 421 is arranged on the third inner plate 17; the two third fixing blocks 423 are arranged on the third inner plate 17, a third fixing block 423 is located below a guide block 421, and the other third fixing block 423 is located on the other side. Below a guide block 421; the upper end of a second adjustment rod 422 passes through a guide block 421, the lower end of a second adjustment rod 422 is connected with a third fixing block 423 through threads, and the other The upper end of the second adjusting rod 422 passes through the other guide block 421, and the lower end of the other second adjusting rod 422 is connected with the other third fixing block 423 through threads; the liquid baffle 424 is located on one side of the drain hole, and the liquid baffle The lower ends of the two second adjusting rods 422 are hinged with the liquid baffle 424. By rotating the second adjusting rod 422, the liquid baffle 424 is driven to move to open or close the drain hole. That is to say, it is only necessary to rotate the second adjusting rod 422 to pull up the liquid baffle plate 424 to open the drain hole, and the electroplating solution with waste copper slag deposited on the bottoms of the two sides of the liquid drain plate 44 will drain from the drain hole. It is discharged, and then discharged through the liquid outlet holes at the bottom of the unloading cavity and the loading cavity.

The invention guides and conveys the COF carrier tape before and after electroplating. During electroplating, the impact force generated by the liquid flow when the electroplating solution is added is used to support the COF carrier tape and scour the surface impurities, so that the entire electroplating process, the COF carrier tape is uniformly accepted, and The impurities on the surface of the COF carrier tape are cleaned in time, thereby improving the electroplating quality of the COF carrier tape.

In the description of this specification, reference to the terms "one embodiment," "some embodiments," "exemplary embodiment," "example," "specific example," or "some examples", etc., is meant to incorporate the embodiments A particular feature, structure, material or characteristic described by way of example or diagram is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principle and spirit of the invention, the present invention The scope of the claims is defined by the scope of the claims and their equivalents.

1: Shell

Claims (10)

An electroplating tank for COF carrier tape, comprising: a casing (1), the casing (1) defines a feeding cavity, an electroplating cavity, an unloading cavity and two side cavities, the unloading cavity and The feeding cavity is respectively set on the left and right sides of the electroplating cavity, the two side cavities are respectively set on the front and rear sides of the electroplating cavity, and the left and right side walls of the feeding cavity are respectively provided with a first feeding port and a second feeding port A feeding port, the first feeding port communicates with the feeding cavity and the electroplating cavity, the left and right side walls of the feeding cavity are respectively provided with a first feeding port and a second feeding port, and the second feeding port communicates with each other. the unloading cavity and the electroplating cavity; a feeding assembly (2), the feeding assembly (2) is arranged in the feeding cavity, and the feeding assembly (2) is used to transfer a COF carrier tape from the first The feeding port is conveyed into the electroplating chamber; an electroplating component (4) is arranged in the electroplating cavity, the electroplating cavity is filled with an electroplating solution, and the electroplating component (4) is used for the COF The upper surface of the carrier tape is electroplated; the unloading assembly (3), the unloading assembly (3) is arranged in the unloading cavity, the unloading assembly (3) is used for the COF carrier tape from the second unloading out the mouth. The electroplating tank for COF tape carrier according to claim 1, wherein the casing (1) comprises: a bottom plate, a first outer plate (11) and a second outer plate (12) vertically arranged on the bottom plate ), a third outer panel (13), a fourth outer panel (14), a first inner panel (15), a second inner panel (16), a third inner panel (17) and a fourth inner panel The inner plate (18), the first outer plate (11), the second outer plate (12), the third outer plate (13) and the fourth outer plate (14) are connected end to end in sequence to form a square outer frame body ; The first inner plate (15) and the second inner plate (16) are located in the square outer frame, one end of the first inner plate (15) is connected with the second outer plate (12), and the first inner plate (15) is connected to the second outer plate (12). The other end of the plate (15) is connected to the fourth outer plate (14), one end of the second inner plate (16) is connected to the second outer plate (12), and the other end of the second inner plate (16) Connected with the fourth outer plate (14); the third inner plate (17) and the third inner plate (17) The four inner plates (18) are all located between the first inner plate (15) and the second inner plate (16), and the two ends of the third inner plate (17) are respectively connected to the first inner plate (15) and the second inner plate (16). Both ends of the second inner plate (16) and the fourth inner plate (18) are respectively connected to the first inner plate (15) and the second inner plate (16); the first inner plate (15) and the The second inner plate (16) divides the square outer frame into a middle cavity and two side cavities on the front and rear sides of the middle cavity, the third inner plate (17) and the fourth inner plate (18) ) The middle cavity is divided into an electroplating cavity, an unloading cavity and a loading cavity located on the left and right sides of the electroplating cavity; the bottoms of the two side cavities, the unloading cavity and the loading cavity are all provided with an outlet liquid hole. The electroplating tank for COF carrier tape according to claim 2, wherein a first feeding port is provided on the fourth inner plate (18), and a second feeding port is provided on the fourth outer plate (14), The feeding assembly (2) comprises: a feeding roller (21), the feeding roller (21) is arranged on one side of the second feeding port, and one end of the feeding roller (21) is connected to the first inner plate (15). ) is connected in rotation, the other end of the feeding roller (21) is connected in rotation with the second inner plate (16), the COF carrier tape is connected in rolling connection with the upper surface of the feeding roller (21) after passing through the second feeding port ; a water blocking roller (22), the water blocking roller (22) is arranged on one side of the first feeding port, the water blocking roller (22) comprises: a mounting frame (221), a driving roller (222) and a driven roller (223), the mounting frame (221) is connected with the fourth inner plate (18), and the driving roller (222) and the driven roller ( 223), one end of the driving roller (222) and one end of the driven roller (223) are meshed through gears, the COF carrier tape passes between the driving roller (222) and the driven roller (223), and enter the electroplating chamber through the second feeding port; a cleaning piece (23), the cleaning piece (23) is arranged above the water blocking roller (22), the cleaning piece (23) comprises: a cleaning pipeline (23). 231) and two mounting blocks (233), one end of the cleaning pipeline (231) is connected to the first inner plate (15) through one of the mounting blocks (233), and the other end of the cleaning pipeline (231) is The other of the mounting block (233) and the second inner plate (16) Connected, a plurality of nozzles (232) are arranged below the cleaning pipeline (231), the nozzles (232) are evenly arranged along the axis direction of the cleaning pipeline (231), and the nozzles (232) face the COF carrier. bring. The electroplating tank for COF carrier tape according to claim 2, wherein the electroplating assembly (4) comprises: a liquid adding part (43), the liquid adding part (43) is arranged in the electroplating chamber, and the liquid adding part One end of (43) is connected to the first inner plate (15), and the other end of the liquid adding component (43) is connected to the second inner plate (16); The liquid components (42) are arranged symmetrically with respect to the liquid adding component (43), one of the liquid discharge components (42) is provided on the third inner plate (17), and the other of the liquid drain components (42) is provided on the fourth On the inner plate (18), the third inner plate (17) and the fourth inner plate (18) are provided with a drain slot hole, and the drain assembly (42) is used to open or close the drain slot hole ; Two adjustment assemblies (41), two of the adjustment assemblies (41) are symmetrically arranged with respect to the liquid addition member (43), and the adjustment assemblies (41) are located between the liquid addition member (43) and the liquid discharge assembly (42) ), the adjustment assembly (41) is used to adjust the position of the COF carrier tape and the anode. The electroplating tank for COF carrier tapes according to claim 4, wherein each of the adjustment assemblies (41) comprises: two COF carrier tape adjustment assemblies (411), and the two COF carrier tape adjustment assemblies (411) are related to the COF The carrier tapes are arranged symmetrically, one of the COF carrier tape adjustment components (411) is arranged on the first inner plate (15), and the other of the COF carrier tape adjustment components (411) is arranged on the second inner plate (16); An anode adjustment assembly (412), the anode adjustment assembly (412) is located above the COF carrier tape, one end of the anode adjustment assembly (412) is connected to the first inner plate (15), the anode adjustment assembly (412) The other end is connected with the second inner plate (16). The electroplating tank for a COF carrier tape according to claim 5, wherein one of the COF carrier tape adjusting components (411) comprises: a guide plate (4111), the guide plate (4111) being fixedly arranged on the first inner plate (4111). 15) on; two first fixing blocks (4112), both of which are fixed on the first inner plate (15) and located below the guide plate (4111); An adjustment plate (4115), the adjustment plate (4115) is located below the first fixing blocks (4112); two first adjustment rods (4113), two outer surfaces of the middle of the first adjustment rods (4113) Each is provided with a thread, one of the lower ends of the first adjusting rod (4113) is rotatably connected to the adjusting plate (4115), and the other middle of the first adjusting rod (4113) and a first fixing block (4112) are threaded through the thread connected, the upper end of one first adjustment rod (4113) passes through the guide plate (4111); the lower end of the other first adjustment rod (4113) is rotatably connected with the adjustment plate (4115), and the other is the first adjustment rod (4115). The middle part of the rod (4113) is connected with the other first fixing block (4112) through threads, and the upper end of the other first adjusting rod (4113) passes through the guide plate (4111). The electroplating tank for COF carrier tape according to claim 6, wherein the COF carrier tape adjusting assembly (411) further comprises: a carrier tape guide plate (4118), the carrier tape guide plate (4118) is located on the adjusting plate (4115) One side close to the COF carrier tape; a guide pin (4119), one end of the guide pin (4119) is inserted into the carrier tape guide plate (4118), and the other end of the guide pin (4119) is inserted connected to the adjustment plate (4115); a steering adjustment rod (4114), the upper end of the steering adjustment rod (4114) passes through the guide plate (4111), and the lower end of the steering adjustment rod (4114) is connected to the adjustment plate ( 4115) connected in rotation; A first steering adjustment block (4116), one end of the first steering adjustment block (4116) is fixedly connected with the lower end of the steering adjustment rod (4114); a second steering adjustment block (4117), the second steering adjustment block One end of (4117) is rotatably connected to the other end of the first steering adjustment block (4116), and the other end of the second steering adjustment block (4117) is hinged to the carrier tape guide plate (4118). The electroplating tank for COF carrier tape according to claim 5, wherein the anode adjustment assembly (412) comprises: four second fixing blocks (4126), and two of the second fixing blocks (4126) are arranged on the first On the inner plate (15), the other two second fixing blocks (4126) are arranged on the second inner plate (16); an installation frame (4121), the four corners of the installation frame (4121) pass through an adjusting screw (4127) is connected to the second fixing block (4126), and the height of the mounting frame (4121) can be changed by turning the adjusting screw (4127); an angle adjusting piece (4124) is provided on the The upper surface of the mounting frame (4121) is close to one end of the liquid adding component (43); an angle adjustment rod (4125) is arranged in the side cavity, and one end of the angle adjustment rod (4125) is connected to the side cavity. The angle adjustment sheet (4124) is detachably connected; an anode grid (4123), the anode grid (4123) is arranged on the mounting frame (4121); a plurality of pressing buckles (4122), the pressing buckles One end of (4122) is connected to the mounting frame (4121), the other ends of the pressing buttons (4122) are located above the anode grid (4123), and a part of the pressing buttons (4122) are located on the mounting frame (4122). 4121) the upper surface is away from one end of the liquid adding part (43), so that one end of the anode grid (4123) is pressed on the mounting frame (4121), and the other part of the pressing buckles (4122) is located on the mounting frame The upper surface of (4121) is close to one end of the liquid adding member (43), so that the other end of the anode grid (4123) is pressed against the angle adjustment sheet (4124). The electroplating tank for COF carrier tape according to claim 4, wherein the liquid adding component (43) comprises: a second liquid adding pipe (432), the second liquid adding pipe (432) is a hollow pipe, the The second liquid addition pipe (432) is located below the COF carrier tape, the axis of the second liquid addition pipe (432) is perpendicular to the conveying direction of the COF carrier tape, and the top of the second liquid addition pipe (432) is A plurality of second liquid addition holes (4321) are opened through the side wall, and the plurality of second liquid addition holes (4321) are evenly arranged along the axis direction of the second liquid addition pipe (432); a first liquid addition pipe (431), the first liquid addition pipe (431) is a hollow pipe, the first liquid addition pipe (431) is parallel to the second liquid addition pipe (432), and the first liquid addition pipe (431) is located at Above the COF carrier tape, the first liquid feeding pipe (431) is provided with two first liquid feeding holes (4311) penetrating the side wall. The first liquid feeding holes (4311) are waist-shaped holes. The length direction of the first liquid addition hole (4311) is parallel to the axis of the first liquid addition pipe (431), and the discharge directions of the first liquid addition holes (4311) are respectively directed toward the second liquid addition pipe (432). ) on the left and right sides. The electroplating tank for COF carrier tapes according to claim 9, wherein the bottom of the electroplating chamber is formed as a liquid drain plate (44), the cross section of the liquid drain plate (44) is an isosceles triangle, and the isosceles triangle The apex of the pipe is located just below the second liquid filling pipe (432), and a liquid discharge hole is provided on both the third inner plate (17) and the fourth inner plate (18); one of the liquid discharge components (42) includes : two guide blocks (421), the guide blocks (421) are arranged on the third inner plate (17); two third fixing blocks (423), the third fixing blocks (423) are arranged on the third inner plate (17); On the third inner plate (17), one of the third fixed blocks (423) is located below one of the guide blocks (421), and the other of the third fixed blocks (423) is located below the other of the guide blocks (421). ; Two second adjustment rods (422), the upper end of a second adjustment rod (422) passes through a guide block (421), a lower end of the second adjustment rod (422) and a third fixed block (423) are connected through threads, and the upper end of the other second adjusting rod (422) passes through the other A guide block (421), the lower end of the other second adjusting rod (422) is connected with the other third fixing block (423) through threads; a liquid baffle (424), the liquid baffle (424) is located in the On one side of the drain hole, the liquid baffle (424) is in contact with the third inner plate (17), and the lower ends of the second adjustment rods (422) are hinged with the liquid baffle (424), and the baffle plate (424) can be rotated by rotating The second adjusting rod (422) drives the liquid baffle (424) to move, so as to open or close the liquid discharge hole.

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