PCB copper deposition equipment

Abstract

The utility model relates to a PCB electroless plating copper equipment, it includes liquid medicine box, vibrating frame, vibrating subassembly, hanging subassembly and lifting subassembly, liquid medicine box has a plurality of liquid medicine cavities, vibrating frame is in sliding connection with liquid medicine box along the horizontal direction, vibrating subassembly is installed on liquid medicine box and is connected with vibrating frame, hanging subassembly has an accommodation cavity for placing PCB, and lifting subassembly has a plurality of liquid medicine cavities. The hanging assembly is detachably connected with the vibration frame so that the PCB located in the containing cavity can be arranged in the liquid medicine box, and the lifting assembly is slidably connected with the liquid medicine box and detachably connected with the hanging assembly; the PCB is placed in the containing cavity of the hanging assembly, the hanging assembly is connected with the vibration frame, the PCB is immersed in the liquid medicine cavity of the liquid medicine box, and the vibration assembly is started to drive the vibration frame to vibrate, so that liquid medicine can penetrate through the through holes in the PCB, bubbles are avoided, the copper deposition quality is improved, the equipment can process a plurality of PCBs at the same time, and the production efficiency is improved. Specifically, a plurality of PCBs are placed in a plurality of liquid medicine cavities through a plurality of hanging assemblies so as to realize batch processing.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB surface treatment, in particular to a PCB copper deposition device. Background Art

[0002] The purpose of copper deposition is to deposit a uniform conductive layer on the inner wall of the through holes on the PCB board by using chemical principles, so that the originally insulating hole walls have conductivity, which is convenient for the subsequent smooth progress of the electroplating on the board surface, thereby realizing the conduction between the PCB board layers.

[0003] For this reason, a metal surface treatment device proposed in the utility model patent with the application number CN201920121119.2 can be adopted. Among them, parts are placed on the support grooves of the corresponding treatment tanks through brackets for surface treatment. At the same time, the moving cart can be separated from the parts and move other parts that have completed this process in other treatment tanks to the support grooves of the next process; when the parts are undergoing surface treatment, the moving cart switches the processes of other parts, improving the efficiency of surface treatment.

[0004] However, during the copper deposition process, small bubbles often form in the through holes on the PCB board. If not cleaned, it will affect the copper deposition quality of the PCB board. Summary of the Utility Model

[0005] In view of this, it is necessary to provide a PCB copper deposition device to solve the problem that during the copper deposition process, small bubbles often form in the through holes on the PCB board. If not cleaned, it will affect the copper deposition quality of the PCB board.

[0006] The utility model provides a PCB copper deposition device, which includes a medicine water tank, a vibration rack, a vibration component, a hanging component and a lifting component. The medicine water tank has a plurality of medicine water chambers. The vibration rack is slidably connected to the medicine water tank in the horizontal direction. The vibration component is installed on the medicine water tank and connected to the vibration rack to drive the vibration rack to slide. The hanging component has a receiving cavity for placing the PCB board. The hanging component is detachably connected to the vibration rack so that the PCB board located in the receiving cavity is placed inside the medicine water tank. The lifting component is slidably connected to the medicine water tank and detachably connected to the hanging component to drive the hanging component to move between the plurality of medicine water chambers.

[0007] Further, a plurality of partitions are arranged at the inner wall of the medicine water tank along its length direction. A medicine water chamber is formed between adjacent two partitions. Adjacent two medicine water chambers are communicated through the gap between the bottom of the partition and the medicine water tank.

[0008] It further includes a plurality of receiving plates corresponding to the plurality of partitions one by one. The plurality of receiving plates are arranged horizontally, and one side of each of them is fixedly connected to the bottom of the corresponding partition.

[0009] Further, it further includes a plurality of pulleys provided on both sides of the top of the medicine water tank. The vibration frame is of a frame structure, and both sides of the vibration frame are respectively provided on the plurality of pulleys on both sides.

[0010] Further, the vibration assembly includes a vibration motor, an eccentric shaft and a connecting frame. The vibration motor is installed on the side wall of the medicine water tank. The output shaft of the vibration motor is connected to the eccentric shaft and is eccentrically arranged. The connecting frame is fixedly connected to the vibration frame, and the eccentric shaft passes through the connecting frame;

[0011] The eccentric shaft is vertically arranged, and a disc is fixedly connected to the top end thereof. The disc is placed inside the connecting frame.

[0012] Further, the hanging assembly includes a connecting plate and a hanging basket. The bottom of one side of the connecting plate is connected to the hanging basket. The top of the hanging basket is open and an accommodating cavity is formed inside it. The connecting plate is detachably connected to the vibration frame and the lifting assembly.

[0013] Further, V-shaped blocks are fixedly connected to the bottoms of both sides of the connecting plate. V-shaped seats are installed at positions on both sides of the vibration frame where a plurality of the medicine water cavities are located. The V-shaped blocks can be clamped in the V-shaped seats;

[0014] Hanging columns are fixedly connected to the bottoms of both sides of the connecting plate. The hanging columns are detachably connected to the lifting assembly.

[0015] Further, the lifting assembly includes a frame, a moving member and a hanging arm. The frame is fixedly arranged on the side wall of the medicine water tank. The moving member is connected to the frame and moves along the length direction of the medicine water tank. The output end of the moving member is connected to the hanging arm to drive the hanging arm to move vertically. The hanging arm is detachably connected to the hanging assembly.

[0016] Further, the moving member includes a vertical plate, a first servo motor, a gear, a rack, a second servo motor and a belt. The vertical plate is slidably connected to the frame. The first servo motor is installed on the vertical plate. The output end of the first servo motor is connected to the gear. The gear is meshed with the rack fixedly arranged on the frame to drive the vertical plate to slide. The second servo motor and the belt are both installed on the vertical plate. The hanging arm is slidably connected to the vertical plate in the vertical direction. The hanging arm is horizontally arranged and one end of it is fixedly connected to the belt.

[0017] Further, two limiting rollers are oppositely arranged at the top and bottom of the vertical plate. The frame is clamped at the position between the two limiting rollers.

[0018] Further, the number of the medicine water tanks, the hanging components and the lifting components is multiple. An anti-collision limit switch is installed on one side of any vertical plate close to the adjacent vertical plate, and a travel sensor is installed on the frame.

[0019] Compared with the prior art, the PCB board is placed in the accommodation cavity of the hanging component, the hanging component is connected to the vibration frame, the PCB board is immersed in the medicine water cavity of the medicine water tank, and the vibration component is turned on to drive the vibration frame to vibrate, so that the medicine water can pass through the through holes on the PCB board, avoiding the generation of bubbles and improving the copper deposition quality. The device can process multiple PCB boards at the same time. Specifically, multiple PCB boards are placed in multiple medicine water cavities through multiple hanging components to achieve batch processing. Description of the Drawings

[0020] Figure 1 It is a schematic diagram of the overall structure in the PCB copper deposition device provided by the embodiment of the present invention;

[0021] Figure 2 It is a schematic diagram of the installation of the vibration frame in the PCB copper deposition device provided by the embodiment of the present invention;

[0022] Figure 3 It is the Figure 2 magnified schematic diagram of part A in the PCB copper deposition device provided by the embodiment of the present invention;

[0023] Figure 4 It is a schematic diagram of the structure of the hanging component in the PCB copper deposition device provided by the embodiment of the present invention;

[0024] Figure 5 It is a schematic diagram of the structure of one perspective of the lifting component in the PCB copper deposition device provided by the embodiment of the present invention;

[0025] Figure 6 It is a schematic diagram of the structure of another perspective of the lifting component in the PCB copper deposition device provided by the embodiment of the present invention. Detailed Embodiments

[0026] The following will specifically describe the preferred embodiments of the present invention with reference to the drawings. The drawings form a part of this application and are used together with the embodiments of the present invention to explain the principle of the present invention, but are not used to limit the scope of the present invention.

[0027] As Figure 1-2As shown in the figure, a PCB copper deposition device provided by the utility model includes a medicine water tank 100, a vibration rack 200, a vibration assembly 300, a hanging assembly 400, and a lifting assembly 500. The medicine water tank 100 has a plurality of medicine water chambers. The vibration rack 200 is slidably connected to the medicine water tank 100 in the horizontal direction. The vibration assembly 300 is installed on the medicine water tank 100 and connected to the vibration rack 200 to drive the vibration rack 200 to slide. The hanging assembly 400 has a receiving cavity for placing the PCB board. The hanging assembly 400 is detachably connected to the vibration rack 200 so that the PCB board located in the receiving cavity is placed inside the medicine water tank 100. The lifting assembly 500 is slidably connected to the medicine water tank 100 and detachably connected to the hanging assembly 400 to drive the hanging assembly 400 to move between a plurality of medicine water chambers.

[0028] During implementation, the PCB board is placed in the receiving cavity of the hanging assembly 400, the hanging assembly 400 is connected to the vibration rack 200, and the PCB board is immersed in the medicine water chamber of the medicine water tank 100. The vibration assembly 300 is turned on to drive the vibration rack 200 to vibrate, so that the medicine water can pass through the through holes on the PCB board, avoiding the generation of bubbles and improving the copper deposition quality. This device can process multiple PCB boards simultaneously. Specifically, multiple PCB boards are placed in multiple medicine water chambers through multiple hanging assemblies 400 to achieve batch processing.

[0029] In this embodiment, the medicine water tank 100 contains the medicine water for PCB copper deposition. It has a plurality of medicine water chambers and can process multiple PCB boards simultaneously.

[0030] In one embodiment, a plurality of partition plates 110 are provided on the inner wall of the medicine water tank 100 along its length direction. A medicine water chamber is formed between two adjacent partition plates 110, and adjacent medicine water chambers are connected through the gap between the bottom of the partition plate 110 and the medicine water tank 100.

[0031] This embodiment also includes a plurality of receiving plates 120 corresponding to the plurality of partition plates 110 one by one. The plurality of receiving plates 120 are horizontally arranged, and one side of each of them is fixedly connected to the bottom of the corresponding partition plate 110.

[0032] In this embodiment, the vibration rack 200 is a structure for carrying the hanging assembly 400 and can move relative to the medicine water tank 100.

[0033] In one embodiment, a plurality of pulleys 130 are further provided on both sides of the top of the medicine water tank 100. The vibration rack 200 is a frame structure, and both sides of the vibration rack 200 are respectively placed on the plurality of pulleys 130 on both sides.

[0034] In this embodiment, the vibration assembly 300 is a structure for driving the vibration rack 200 to act.

[0035] As Figure 3As shown, in one embodiment, the vibration assembly 300 includes a vibration motor 310, an eccentric shaft 320, and a connection frame 330. The vibration motor 310 is installed on the side wall of the medicine water tank 100. The output shaft of the vibration motor 310 is connected to the eccentric shaft 320 and is eccentrically arranged. The connection frame 330 is fixedly connected to the vibration frame 200, and the eccentric shaft 320 passes through the connection frame 330.

[0036] In this embodiment, the eccentric shaft 320 is vertically arranged, and a disk 321 is fixedly connected to the top end thereof. The disk 321 is placed inside the connection frame 330.

[0037] In this embodiment, the hanging assembly 400 is used to hold the PCB board. At the same time, it can be connected to the vibration frame 200 or the lifting assembly 500. When the hanging assembly 400 is connected to the vibration frame 200, the PCB board is immersed in the medicine water tank 100. When the hanging assembly 400 is connected to the lifting assembly 500, the lifting assembly 500 can drive the hanging assembly 400 to move.

[0038] As Figure 4 shown, in one embodiment, the hanging assembly 400 includes a connection plate 410 and a hanging basket 420. The bottom of one side of the connection plate 410 is connected to the hanging basket 420. The top of the hanging basket 420 is open and a receiving cavity is formed inside. The connection plate 410 is detachably connected to the vibration frame 200 and the lifting assembly 500.

[0039] To facilitate the stable placement of the connection plate 410 on the vibration frame 200, in one embodiment, V-shaped blocks 430 are fixedly connected to the bottoms of both sides of the connection plate 410. V-shaped seats 210 are installed at the positions on both sides of the vibration frame 200 where multiple medicine water chambers are located. The V-shaped blocks 430 can be clamped in the V-shaped seats 210.

[0040] To facilitate the connection between the connection plate 410 and the lifting assembly 500, in one embodiment, hanging columns 440 are fixedly connected to the bottoms of both sides of the connection plate 410. The hanging columns 440 are detachably connected to the lifting assembly 500.

[0041] In this embodiment, the lifting assembly 500 is slidably connected to the medicine water tank 100 and is detachably connected to the hanging assembly 400, and is used to drive the hanging assembly 400 to move between multiple medicine water chambers.

[0042] In one embodiment, the lifting assembly 500 includes a frame 510, a moving member 520, and a hanging arm 530. The frame 510 is fixedly arranged on the side wall of the medicine water tank 100. The moving member 520 is connected to the frame 510 and moves along the length direction of the medicine water tank 100. The output end of the moving member 520 is connected to the hanging arm 530 to drive the hanging arm 530 to move in the vertical direction. The hanging arm 530 is detachably connected to the hanging assembly 400.

[0043] AsFigure 5-6 As shown, the moving member 520 in this embodiment includes a vertical plate 521, a first servo motor 522, a gear 523, a rack, a second servo motor 524, and a belt 525. The vertical plate 521 is slidably connected to the frame 510. The first servo motor 522 is installed on the vertical plate 521. The output end of the first servo motor 522 is connected to the gear 523. The gear 523 is meshed with the rack fixedly arranged on the frame 510 to drive the vertical plate 521 to slide. The second servo motor 524 and the belt 525 are both installed on the vertical plate 521. The hanging arm 530 is slidably connected to the vertical plate 521 in the vertical direction. The hanging arm 530 is horizontally arranged and one end of it is fixedly connected to the belt 525. By driving the gear 523 to rotate through the first servo motor 522, the vertical plate 521 can be moved along the extending direction of multiple medicine chambers. By driving the belt 525 to act through the second servo motor 524, the hanging arm 530 can be driven to move in the vertical direction.

[0044] Wherein, the hanging arm 530 is slidably connected to the chute 521b formed on the vertical plate 521.

[0045] In this embodiment, a plurality of supporting blocks 540 corresponding to the plurality of hanging columns 440 one by one are installed at the bottom of the hanging arm 530. During operation, the hanging arm 530 is driven by the moving member 520 to move to a position where the supporting block 540 is located below the corresponding hanging column 440, and the moving member 520 drives the hanging arm 530 to move upward, thereby driving the entire hanging assembly 400 to move. Wherein, a V-shaped groove adapted to the hanging column 440 is formed by the top of the supporting block 540 being recessed downward.

[0046] In order to improve the stability of the movement of the vertical plate 521, in one embodiment, two limiting rollers 521a are oppositely arranged at the top and bottom of the vertical plate 521, and the frame 510 is clamped at the position between the two limiting rollers 521a.

[0047] In one embodiment, the number of the medicine water tanks 100, the hanging assemblies 400, and the lifting assemblies 500 are all multiple. An anti-collision limit switch is installed on one side of any vertical plate 521 close to the adjacent vertical plate 521 to prevent collision between two adjacent lifting assemblies 500. A travel sensor is installed on the frame 510 to detect the moving positions of the respective lifting assemblies 500.

[0048] Compared with the prior art: The PCB board is placed in the accommodation cavity of the hanging assembly 400, the hanging assembly 400 is connected to the vibrating frame 200, the PCB board is immersed in the medicine chamber of the medicine water tank 100, and the vibrating assembly 300 is turned on to drive the vibrating frame 200 to vibrate, so that the medicine water can pass through the through holes on the PCB board, avoiding the generation of bubbles and improving the copper deposition quality. This device can process multiple PCB boards simultaneously. Specifically, multiple PCB boards are placed in multiple medicine chambers through multiple hanging assemblies 400 to achieve batch processing.

[0049] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present utility model should be covered within the protection scope of the present utility model.

Claims

1. A PCB copper deposition equipment, characterized in that: include: A medicine box having a plurality of medicine chambers; A vibration frame, which is slidably connected to the medicine tank in a horizontal direction; A vibration assembly, which is installed on the medicine box and connected to the vibration frame, and is used to drive the vibration frame to slide; A hanging assembly having a receiving cavity for placing a PCB board, wherein the hanging assembly is detachably connected to the vibration frame so that the PCB board in the receiving cavity is built into the medicine box; A lifting assembly is slidably connected to the medicine box and detachably connected to the hanging assembly, so as to drive the hanging assembly to move between the plurality of medicine chambers.

2. The PCB copper deposition equipment according to claim 1, characterized in that: The medicine box is provided with a plurality of partitions on the inner wall along the length direction thereof, and the medicine cavity is formed between two adjacent partitions, and the two adjacent medicine cavities are connected via the gap between the bottom of the partition and the medicine box; It also includes a plurality of receiving plates corresponding to the plurality of partitions one by one. The plurality of receiving plates are arranged horizontally, and one side of the receiving plates is fixedly connected to the bottom of the corresponding partition.

3. The PCB copper deposition equipment according to claim 1, characterized in that: It also includes a plurality of pulleys arranged on both sides of the top of the medicine box. The vibration frame is a frame-shaped structure, and both sides of the vibration frame are respectively arranged on the plurality of pulleys on both sides.

4. The PCB copper deposition equipment according to claim 1, characterized in that: The vibration assembly includes a vibration motor, an eccentric shaft and a connection frame, wherein the vibration motor is mounted on the side wall of the liquid medicine tank, the output shaft of the vibration motor is connected to the eccentric shaft and is eccentrically arranged, the connection frame is fixedly connected to the vibration frame, and the eccentric shaft is arranged through the connection frame; The eccentric shaft is vertically arranged, and a disc is fixedly connected to the top of the eccentric shaft, and the disc is built into the connecting frame.

5. The PCB copper deposition equipment according to claim 1, characterized in that: The hanging assembly includes a connecting plate and a hanging basket. The bottom of one side of the connecting plate is connected to the hanging basket. The top of the hanging basket is open and the accommodating cavity is formed inside the basket. The connecting plate is detachably connected to the vibration frame and the lifting assembly.

6. The PCB copper deposition equipment according to claim 5, characterized in that: The bottoms of both sides of the connecting plate are fixedly connected with V-shaped blocks, and the vibration frame is installed with V-shaped seats at the positions on both sides of the plurality of liquid medicine chambers, and the V-shaped blocks can be embedded in the V-shaped seats; The bottoms of both sides of the connecting plate are fixedly connected with hanging columns, and the hanging columns are detachably connected to the lifting components.

7. The PCB copper deposition equipment according to claim 1, characterized in that: The lifting assembly includes a frame, a moving part and a hanging arm. The frame is fixedly arranged on the side wall of the medicine box. The moving part is connected to the frame and moves along the length direction of the medicine box. The output end of the moving part is connected to the hanging arm to drive the hanging arm to move in the vertical direction. The hanging arm is detachably connected to the hanging assembly.

8. The PCB copper deposition equipment according to claim 7, characterized in that: The moving part includes a vertical plate, a first servo motor, a gear, a rack, a second servo motor and a belt. The vertical plate is slidably connected to the frame. The first servo motor is installed on the vertical plate. The output end of the first servo motor is connected to the gear. The gear is meshed with a rack fixed on the frame to drive the vertical plate to slide. The second servo motor and the belt are both installed on the vertical plate. The hanging arm is slidably connected to the vertical plate in a vertical direction. The hanging arm is horizontally arranged and one end of which is fixedly connected to the belt.

9. The PCB copper deposition equipment according to claim 8, characterized in that: Two limiting rollers are arranged opposite to each other on the top and bottom of the vertical plate, and the frame is embedded at a position between the two limiting rollers.

10. The PCB copper deposition equipment according to claim 8, characterized in that: There are multiple medicine boxes, hanging components and lifting components. An anti-collision limit switch is installed on one side of any vertical plate close to the adjacent vertical plate, and a travel sensor is installed on the frame.

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