FPC side key test fixture

Abstract

The FPC side key test jig comprises a rack, a top plate is arranged on the rack, guide columns are arranged between the top plate and the rack, a middle-layer top plate is inserted into the guide columns in a penetrating mode, the lower portion of the middle-layer top plate is connected with a pressing plate through middle-layer top plate supporting columns, the pressing plate makes contact with a carrier plate through a side key pressing assembly and pressing copper teeth, and convex point key pressing elastic needles are arranged between the pressing plate and the carrier plate. A main pressing air cylinder is arranged on the top plate, flange bearings corresponding to the guide columns in position are symmetrically arranged at the four corners of the middle-layer top plate, protruding point key pressing air cylinders are symmetrically arranged on the lower portion of the middle-layer top plate, a sliding table clamping air cylinder guide groove is formed in the middle of the pressing plate, and a side key pressing assembly is arranged in the sliding table clamping air cylinder guide groove. The side key pressing assembly is fixed by a sliding table clamping air cylinder, and pressing copper teeth are arranged in the two sides of the side key pressing assembly. Through arrangement of the sliding table clamping air cylinder guide groove and clamping of the sliding table clamping air cylinder, clamping, fixing and replacement of the side key pressing assembly are achieved, and the side key pressing assembly can be replaced quickly.

Description

Technical Field

[0001] The utility model relates to the technical field of battery testing, in particular to an FPC side key testing fixture. Background Art

[0002] FPC is a flexible circuit board, which is mainly a printed circuit board with high reliability and flexibility supported by polyimide or polyester film as the substrate. It has the characteristics of high wiring density, light weight, thin thickness and good bending properties.

[0003] A category of test fixture room fixtures, a fixture that is specially used to test the performance, power calibration, life and life of products. Its main function is to test various product indicators on the production line, so it is called a test fixture.

[0004] When testing, the existing test fixture needs to be replaced due to different types. The replacement cost is high and the operation is complicated, resulting in low test efficiency. Therefore, a fast, high-efficiency and compatible test fixture is needed to solve the above technical problems. Summary of the invention

[0005] The utility model aims to provide an FPC side key testing fixture, which can solve the problem of rapid replacement.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The FPC side key test fixture comprises a frame, a top plate is arranged on the frame, guide columns are arranged between the top plate and the frame, a middle top plate is inserted on the guide columns, the middle top plate is connected to a pressure plate through a middle top plate support column, the pressure plate contacts with a carrier plate through a side key pressing assembly and a pressing copper tooth, and a convex key pressing spring pin is arranged between the pressure plate and the carrier plate.

[0008] A main pressing cylinder is arranged on the top plate.

[0009] The four corners of the middle top plate are symmetrically provided with flange bearings corresponding to the positions of the guide columns, and the lower part is symmetrically provided with convex button pressing cylinders.

[0010] A slide clamping cylinder guide groove is arranged in the middle of the pressure plate, a side key pressing assembly is arranged in the slide clamping cylinder guide groove, the side key pressing assembly is fixed by the slide clamping cylinder, and pressing copper teeth are arranged on both sides of the side key pressing assembly.

[0011] Guide post alignment holes for inserting guide posts are arranged on both sides of the pressing plate.

[0012] The middle part of the pressing plate is also provided with a needle mold through hole and an elastic pin hole which cooperates with the convex key pressing elastic pin.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By setting the guide groove of the slide clamping cylinder and clamping the slide clamping cylinder, the side key pressing assembly can be clamped, fixed and replaced, making the replacement of the side key pressing assembly quick;

[0015] 2. The positioning installation between the pressure plate and the guide column can be realized by setting the guide column positioning hole;

[0016] 3. The design of the needle mold vias and spring pin holes on the pressure plate can be used to achieve the pressing positioning of the spring pins for pressing copper teeth and convex buttons. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the front view of the FPC side key test fixture of the utility model;

[0018] Figure 2 A top view of the top plate of the FPC side key test fixture of the present invention;

[0019] Figure 3 This is a top view of the middle top plate of the FPC side key test fixture of the utility model;

[0020] Figure 4 This is a disassembled diagram of the pressure plate of the FPC side key test fixture of the present invention.

[0021] In the figure: 1. Frame; 2. Top plate; 3. Middle top plate; 4. Guide column; 41. Guide column alignment hole; 5. Middle top plate support column; 6. Pressure plate; 7. Side key pressing assembly; 8. Pressing copper teeth; 9. Carrier plate; 10. Bump button pressing spring pin; 11. Main pressing cylinder; 12. Bump button pressing cylinder; 31. Flange bearing; 14. Slide clamping cylinder guide groove; 15. Needle mold through hole; 16. Bump button pressing spring pin. Implementation

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 , an embodiment provided by the utility model:

[0024] The FPC side key test fixture includes a frame 1, a top plate 2 is arranged on the frame 1, a guide column 4 is arranged between the top plate 2 and the frame 1, a middle top plate 3 is inserted on the guide column 4, the middle top plate 3 is connected to a pressure plate 6 through a middle top plate support column 5, the pressure plate 6 is in contact with a carrier plate 9 through a side key pressing component 7 and a pressing copper tooth 8, and a convex key pressing spring pin 10 is arranged between the pressure plate 6 and the carrier plate 9.

[0025] Among them, a main pressing cylinder 11 is arranged on the top plate 2, flange bearings 31 corresponding to the positions of the guide pillars 4 are symmetrically arranged at the four corners of the middle top plate 3, and a convex button pressing cylinder 12 is symmetrically arranged below.

[0026] A main control MCU chip is installed inside the frame 1, and the MUC chip controls the operation of the main pressing cylinder 11 and the convex button pressing cylinder 12. The main pressing cylinder 11 is used to drive the top plate 2 to move downward along the guide column 4, and the convex button pressing cylinder 12 is used to drive the convex button pressing spring pin 10 to press the pressure plate 6.

[0027] A slide clamping cylinder guide groove 14 is provided in the middle of the pressure plate 6, and a side key pressing assembly 7 is provided in the slide clamping cylinder guide groove 14. The side key pressing assembly 7 is fixed by a slide clamping cylinder 13, wherein the operation of the slide clamping cylinder 13 is also controlled by the main control MCU chip, and pressing copper teeth 8 are provided on both sides of the side key pressing assembly 7.

[0028] By setting the slide clamping cylinder guide groove 14 and clamping the slide clamping cylinder 13, the side key pressing assembly 7 can be clamped, fixed and replaced, making the replacement of the side key pressing assembly quick.

[0029] Guide post alignment holes 41 for inserting the guide posts 4 are provided on both sides of the pressing plate 6 . The positioning installation between the pressing plate 6 and the guide posts 4 can be achieved by providing the guide post positioning holes 41 .

[0030] The middle part of the pressing plate 6 is also provided with a needle mold through hole 15 and a spring pin hole 16 that cooperates with the convex key pressing spring pin 10. The design of the needle mold through hole 15 and the spring pin hole 16 on the pressing plate 6 can be used to realize the pressing positioning of the copper tooth 8 and the convex key pressing spring pin 10.

[0031] Therefore, when working, the main pressing cylinder 1 is used to drive the top plate 2 and the middle top plate 3 to move downward, and the convex button pressing cylinder 12 under the middle top plate 3 drives the convex button pressing spring pin 10 to move downward, cooperating with the spring pin hole 16 on the pressing plate 6, and a sliding clamping cylinder guide groove 14 is provided in the pressing plate 6, and the side key pressing assembly 7 is clamped and fixed therein by the sliding clamping cylinder 13. The side key pressing assembly 7 is clamped by the sliding clamping cylinder 13, and the temperature of the side key pressing assembly 7 is increased, which is also convenient for the replacement of the side key pressing assembly 7, thereby improving the replacement efficiency.

Claims

1. FPC side key test fixture, characterized by: The invention comprises a frame (1), wherein a top plate (2) is arranged on the frame (1), a guide column (4) is arranged between the top plate (2) and the frame (1), a middle top plate (3) is inserted on the guide column (4), the middle top plate (3) is connected to a pressure plate (6) through a middle top plate support column (5), the pressure plate (6) is in contact with a carrier plate (9) through a side key pressing assembly (7) and a pressing copper tooth (8), and a convex key pressing spring pin (10) is arranged between the pressure plate (6) and the carrier plate (9).

2. The FPC side key test fixture according to claim 1, characterized in that: A main pressing cylinder (11) is provided on the top plate (2).

3. The FPC side key test fixture according to claim 1, characterized in that: The middle top plate (3) is symmetrically provided with flange bearings (31) corresponding to the positions of the guide pillars (4) at the four corners, and is symmetrically provided with a convex button pressing cylinder (12) at the bottom.

4. The FPC side key test fixture according to claim 3, characterized in that: A slide clamping cylinder guide groove (14) is provided in the middle of the pressure plate (6), a side key pressing assembly (7) is provided in the slide clamping cylinder guide groove (14), the side key pressing assembly (7) is fixed by the slide clamping cylinder (13), and pressing copper teeth (8) are provided on both sides of the side key pressing assembly (7).

5. The FPC side key test fixture according to claim 4, characterized in that: Guide post alignment holes (41) for inserting the guide posts (4) are provided on both sides of the pressure plate (6).

6. The FPC side key test fixture according to claim 5, characterized in that: The middle portion of the pressing plate (6) is also provided with a needle mold through hole (15) and a spring pin hole (16) that cooperates with the convex key pressing spring pin (10).

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