CN219526852U

CN219526852U - Copper sinking clamp for circuit board

Info

Publication number: CN219526852U
Application number: CN202320377564.1U
Authority: CN
Inventors: 周瀚华
Original assignee: Sichuan Zhonghan Intelligent Manufacturing Technology Co ltd
Current assignee: Sichuan Zhonghan Intelligent Manufacturing Technology Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-08-15
Anticipated expiration: 2033-03-03

Abstract

The utility model provides a copper-sinking clamp for a circuit board, which comprises the following components: a cross beam and a hanging tool. The hanger comprises a rectangular frame arranged along the vertical direction, the inner parts of the two ends of the rectangular frame are respectively used for penetrating the end parts of the circuit board, the top of the rectangular frame is provided with a hook, the hook is used for connecting a cross beam, two rows of compression screws are penetrated on the front panel of the rectangular frame along the width direction, and each row of compression screws are respectively provided with a plurality of process edges for compressing the end parts of the circuit board. The circuit boards with different sizes can be clamped simultaneously, and the practicability is high.

Description

Copper sinking clamp for circuit board

Technical Field

The utility model belongs to the technical field of circuit board electroplating clamps, and particularly relates to a circuit board copper plating clamp.

Background

The existing circuit board copper deposition device usually adopts a basket-type structure to clamp and fix the circuit board, for example, chinese patent application No. CN201120246778.2 discloses a copper deposition basket, the basket body is of a square frame structure and is used for placing the circuit board during copper deposition, but the copper deposition basket of the structure can only be used for placing circuit boards of the same specification in the same batch, is suitable for mass production, is less in quantity, and circuit boards of different sizes and specifications need copper deposition, cannot be clamped simultaneously and can be subjected to copper deposition processing at one time, and the practicality is low.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the copper plating fixture for the circuit board, which can clamp a plurality of circuit boards with different sizes at the same time and has higher practicability.

In order to achieve the object of the utility model, the following scheme is adopted:

a circuit board copper sinking fixture comprising: a cross beam and a hanging tool.

The hanger comprises a rectangular frame arranged along the vertical direction, the inner parts of the two ends of the rectangular frame are respectively used for penetrating the end parts of the circuit board, the top of the rectangular frame is provided with a hook, the hook is used for connecting a cross beam, two rows of compression screws are penetrated on the front panel of the rectangular frame along the width direction, and each row of compression screws are respectively provided with a plurality of process edges for compressing the end parts of the circuit board.

Further, the rectangular frame is correspondingly penetrated and is provided with elastic sheets on two sides of the inner wall of the side plate of the compression screw for pre-compacting the circuit board, and the elastic sheets are provided with a plurality of elastic sheets along the vertical direction.

Further, the elastic piece is inclined toward the inside of the rectangular frame.

Further, the elastic sheet is made of plastic.

Further, the front end of the compression screw is rotatably provided with a pressing plate.

Further, a rubber pad is arranged on the front end face of the pressing plate.

Further, a partition board is arranged in the middle of the inner side wall of the rectangular frame along the vertical direction.

Further, one side of the hook is penetrated with a pressing pin, the tail end of the pressing pin is connected with the outer surface of the hook through a spring, when the spring is in a natural state, the front end of the pressing pin protrudes out of the hook, the bottom surface of the front end of the pressing pin is an inclined surface, and the side wall of the cross beam is provided with a clamping groove along the length direction for clamping the front end of the pressing pin.

The utility model has the beneficial effects that: the rectangular frame of the hanger is used for clamping circuit boards with different heights, and a plurality of hangers can clamp a plurality of circuit boards with different sizes, so that the circuit boards with different sizes can be subjected to copper deposition processing at one time, and the copper deposition processing device has higher practicability.

Drawings

The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the utility model.

Fig. 1 shows a schematic overall structure of the present utility model.

Fig. 2 shows a schematic structural view of the hanger of the present utility model.

Figure 3 shows a cross-sectional view of the hanger of the present utility model.

The marks in the figure: the device comprises a cross beam-1, a clamping groove-11, a hanger-2, a rectangular frame-21, a hook-22, a spring piece-23, a partition plate-24, a compression pin-25, a compression screw-3 and a compression plate-31.

Description of the embodiments

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.

As shown in fig. 1 to 3, a copper plating fixture for a circuit board includes: a cross beam 1 and a plurality of hangers 2.

More specifically, the cross beam 1 is a horizontally arranged long bar member;

more specifically, hanger 2 includes rectangle frame 21 along vertical direction setting, the inside tip that all is used for wearing to establish the circuit board in rectangle frame 21's both ends, the opening extending direction of rectangle frame 21 is the horizontality, the top of rectangle frame 21 is equipped with couple 22, couple 22 is used for connecting crossbeam 1, wear to be equipped with two rows of hold-down screw 3 along width direction on the front panel of rectangle frame 21, every row has many hold-down screw 3, the technology limit for holding down the tip of circuit board, the base of circuit board tip supports on the bottom surface of rectangle frame 21 during the centre gripping, utilize hold-down screw 3 that is fit for the height on the rectangle frame 21 to compress down the technology limit of circuit board, the both sides of same circuit board respectively set up one hanger 2, thereby borrow circuit board to keep the position fixed between two hangers 2, and the both sides of hanger 2 can be used for respectively centre gripping the tip of two different circuit boards, and as long as the circuit board that the height dimension is less than rectangle frame 21 in the space height all can utilize hanger 2 to carry out the centre gripping, as shown in fig. 3, four adjacent hangers 2 alright hang three kinds of different size circuit boards, and the copper clip structure of size is the same, thereby practicality is different to the circuit board is different.

Preferably, as shown in fig. 2 and 3, elastic sheets 23 are respectively arranged on two sides of the inner wall of the rectangular frame 21 corresponding to the side plate of the penetrating compression screw 3 and used for pre-compacting the circuit board, so that an operator can conveniently tighten the compression screw by taking hands, and a plurality of elastic sheets 23 are arranged in an array along the vertical direction so as to adapt to the circuit boards with different heights.

Further preferably, as shown in fig. 3, the elastic piece 23 is inclined toward the inside of the rectangular frame 21 to facilitate smooth insertion of the circuit board. And the elastic sheet 23 is made of plastic to prevent the circuit board from being scratched.

Preferably, as shown in fig. 3, the front end of the compression screw 3 is rotatably provided with a pressing plate 31, and when the pressing plate 31 contacts with the circuit board, the pressing plate 31 can keep relatively fixed with the circuit board in the process of continuously tightening the compression screw 3, so that the circuit board is prevented from being scratched by the compression screw 3.

It is further preferable that the front end surface of the pressing plate 31 is provided with a rubber pad to increase friction between the pressing plate 31 and the circuit board, thereby further preventing the pressing plate 31 from rotating and the rubber pad from crushing the circuit board.

Preferably, as shown in fig. 2 and 3, a partition 24 is provided at the middle of the inner sidewall of the rectangular frame 21 in the vertical direction for limiting the depth of insertion of the circuit boards at both ends into the rectangular frame 21, thereby ensuring the pressing position of the pressing screw 3 and preventing the pressing screw 3 from being pressed against the drawing area of the circuit board due to the insertion of the circuit board too deep.

Preferably, as shown in fig. 1 and 2, a pressing pin 25 is penetrated on one side of the hook 22, the tail end of the pressing pin 25 is connected with the outer surface of the hook 22 through a spring, when the spring is in a natural state, the front end of the pressing pin 25 protrudes out of the hook 22, the bottom surface of the front end of the pressing pin 25 is an inclined surface, a clamping groove 11 is formed in the side wall of the cross beam 1 along the length direction and is used for clamping the front end of the pressing pin 25, so that the connection stability between the hanger 2 and the cross beam 1 is improved, the hanger 2 is prevented from being separated from the cross beam 1 upwards, when the hanger 2 is taken out, the pressing pin 25 can be separated from the clamping groove 11 by pulling the pressing pin 25 outwards, and then the hanger 2 can be lifted upwards and taken down from the cross beam 1.

The foregoing description of the preferred embodiments of the utility model is merely exemplary and is not intended to be exhaustive or limiting of the utility model. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. A circuit board copper sinking fixture, comprising:

a cross beam (1);

hanger (2), including rectangle frame (21) along vertical direction setting, the both ends inside of rectangle frame (21) all are used for wearing to establish the tip of circuit board, and the top of rectangle frame (21) is equipped with couple (22), and couple (22) are used for connecting crossbeam (1), wear to be equipped with two on the front panel of rectangle frame (21) along width direction and press screw (3), every row all has many press screw (3) for the technology limit of the tip of circuit board compresses tightly.

2. The copper plating fixture of claim 1, wherein elastic pieces (23) are respectively arranged on two sides of the inner wall of the side plate of the rectangular frame (21) corresponding to the penetrating compression screw (3) for pre-compacting the circuit board, and the elastic pieces (23) are arranged in an array along the vertical direction.

3. A circuit board copper plating jig according to claim 2, wherein the elastic sheet (23) is inclined toward the inside of the rectangular frame (21).

4. A circuit board copper plating jig according to claim 2, wherein the elastic sheet (23) is made of plastic.

5. A circuit board copper plating fixture according to claim 1, characterized in that the front end of the compression screw (3) is rotatably provided with a pressing plate (31).

6. The copper plating jig for circuit boards according to claim 5, wherein the front end face of the pressing plate (31) is provided with a rubber pad.

7. The copper plating jig for circuit boards according to claim 1, wherein a partition plate (24) is provided in a vertical direction in a middle portion of an inner side wall of the rectangular frame (21).

8. The copper plating fixture of claim 1, wherein a pressing pin (25) is arranged on one side of the hook (22) in a penetrating manner, the tail end of the pressing pin (25) is connected with the outer surface of the hook (22) through a spring, when the spring is in a natural state, the front end of the pressing pin (25) protrudes out of the hook (22), the bottom surface of the front end of the pressing pin (25) is an inclined surface, and a clamping groove (11) is formed in the side wall of the cross beam (1) along the length direction and used for clamping the front end of the pressing pin (25).