Circuit board strength detection device

Abstract

The invention belongs to the technical field of circuit board detection devices, particularly relates to a circuit board strength detection device, and aims at solving the problems in the prior art, the circuit board strength detection device comprises a circular plate, a clamping mechanism is arranged on the side face of the circular plate, and the clamping mechanism comprises a moving frame arranged on the side face of the circular plate; and moving grooves are formed in the inner wall of the top and the inner wall of the bottom of the moving frame, and movable frames aligned with the moving grooves are evenly arranged between the top and the bottom of the moving frame. Through the arranged extrusion column, the circuit board is directly moved between the two connecting frames, the first lead screw and the second lead screw are rotated, the first lead screw drives the first sliding block to move, the first sliding block drives the movable frame to move, the second lead screw drives the second sliding block to move, the second sliding block abuts against the connecting blocks, the movable frame drives the movable frame to move, and the movable frame drives the lifting plate to get close to the circuit board; the lifting plate and the moving frame are moved, so that the lifting plate drives the extrusion column to move along the surface of the circuit board.

Description

Technical Field

[0001] The present invention relates to the technical field of circuit board detection devices, and particularly to a circuit board strength detection device. Background Art

[0002] By performing strength detection on a circuit board, potential strength deficiencies or defects in the circuit board can be detected in a timely manner, preventing problems such as fracture and deformation due to excessive stress during use.

[0003] After retrieval, a patent for an invention with the publication number CN117110056B, titled "A Circuit Board Strength Detection Device". The clamping structure installed at the top of the detector body in this patented device can clamp the circuit board that needs strength detection. The strength of the circuit board can be detected through the detection structure, and the clamping structure can be driven to work when the detection structure is started through the fixing structure.

[0004] However, this patented device cannot clamp different positions of the circuit board for testing due to the obstruction of components, openings, and slots on the circuit board, resulting in the inability to accurately test the reliability of the circuit board and affecting the testing effect of the device. Summary of the Invention

[0005] Based on the technical problems existing in the prior art, the present invention proposes a circuit board strength detection device.

[0006] A circuit board strength detection device proposed by the present invention includes a circular plate. A clamping mechanism is provided on the side of the circular plate. The clamping mechanism includes a moving frame provided on the side of the circular plate. Moving grooves are provided on the inner walls of the top and bottom of the moving frame. Movable frames aligned with the moving grooves are evenly arranged between the top and bottom of the moving frame. The bottom of the movable frame is slidably connected to the bottom inner wall of the moving groove. Lifting plates are evenly slidably connected between the inner walls on both sides of the moving frame. A pressing column is threadedly connected between the two sides of the lifting plate.

[0007] Preferably, movable grooves are provided on both sides of the moving frame. Limiting plates aligned with the lifting plates are evenly slidably connected between the inner walls on both sides of the movable grooves. The side of the limiting plate is fixedly connected to the side of the lifting plate. A circular block is rotatably connected to the side of the circular plate. At least two connecting frames aligned with the moving frame are fixedly connected to the other side of the circular block.

[0008] Preferably, the side of the moving frame is slidably connected to the inner wall of the side of the connecting frame. A first sliding groove aligned with the connecting frame is provided on the side of the circular block. A first lead screw aligned with the first sliding groove is rotatably connected to the inside of the circular block. The two ends of the first lead screw extend to the outside of the circular block. At least two first sliders aligned with the moving frame are threadedly connected to the circumferential side of the first lead screw.

[0009] Preferably, the bottom of the first slider is slidably connected to the bottom inner wall of the first chute, the side of the first slider is fixedly connected to the outer wall of the side of the moving frame, a second chute aligned with the first chute is provided between the inner wall and the outer wall of the side of the connecting frame, and a second lead screw is rotatably connected inside one side of the second chute. One end of the second lead screw extends to the outside of the connecting frame, and the other end of the second lead screw extends into the second chute.

[0010] Preferably, a second slider is threadedly connected to the circumferential side of the second lead screw, a connecting block is slidably connected between the top inner wall and the bottom inner wall of the second chute, the side of the connecting block is fixedly connected to the outer wall of the side of the moving frame, a lifting groove is provided between the two sides of the circular plate, and a third lead screw is rotatably connected to the bottom inner wall of the lifting groove. The other end of the third lead screw extends to the outside of the circular plate.

[0011] Preferably, a lifting block is threadedly connected to the circumferential side of the third lead screw, one side of the lifting block is slidably connected to one inner wall of the lifting groove, the side of the lifting block is fixedly connected to a threaded column, a threaded ring is threadedly connected to the circumferential side of the threaded column, an extrusion plate is fixedly connected to the circumferential side of the threaded ring, a motor is provided on the side of the circular plate, and an output shaft of the motor is fixedly connected to a rotating shaft.

[0012] Preferably, the circumferential side of the rotating shaft is fixedly connected to the inside of the circular plate, the bottom of the motor is fixedly connected to a support frame, the bottom of the support frame is fixedly connected to a bottom plate, a connecting ring is fixedly connected to the circumferential side of the circular block, a fixing frame is fixedly connected to the circumferential side of the connecting ring, and the other end of the fixing frame is fixedly connected to the top of the bottom plate.

[0013] The beneficial effects of the present invention are as follows:

[0014] Through the provided extrusion posts, the circuit board is directly moved between the two connection brackets. Rotate the first lead screw and the second lead screw. The first lead screw drives the first slider to move, the first slider drives the moving bracket to move, the second lead screw drives the second slider to move, and the second slider abuts against the connection block. The moving bracket drives the movable bracket to move, and the movable bracket drives the lifting plate to approach the circuit board. Move the lifting plate and the moving bracket so that the lifting plate drives the extrusion posts to move along the surface of the circuit board. Rotate the extrusion posts, and the extrusion posts extrude and clamp the circuit board, which is beneficial for clamping the circuit board. When clamping the circuit board, different positions of the circuit board can be clamped multiple times on the premise of avoiding the openings and components, preventing the device from being unable to clamp different positions of the circuit board due to the obstruction of the components and the openings and slots on the circuit board, resulting in inaccurate testing of the reliability of the circuit board and affecting the testing effect of the device. Start the motor, the motor drives the rotating shaft to rotate, the rotating shaft drives the circular plate to rotate, the circular plate drives the lifting block to rotate, the lifting block drives the threaded column to rotate, the threaded column drives the threaded ring to rotate, and the threaded ring drives the extrusion plate to rotate. The extrusion plate extrudes or impacts the clamped circuit board to test the strength of the circuit board. Rotate the third lead screw, and the third lead screw drives the lifting block to move, and the lifting block drives the extrusion plate to move, which is beneficial for the device to perform strength tests on different parts of the circuit board by adjusting the height of the extrusion plate and the clamping position of the extrusion posts, further improving the accuracy of the device testing. After the circuit board testing is completed, reset the moving bracket and directly remove the circuit board from between the connection brackets and replace it with a new circuit board, which is beneficial for the device to conveniently disassemble and assemble the circuit board and improve the convenience of the device. Description of the Drawings

[0015] Figure 1 It is a schematic diagram of the overall structure of a circuit board strength detection device proposed by the present invention;

[0016] Figure 2 It is a schematic diagram of the internal structure of a circuit board strength detection device proposed by the present invention;

[0017] Figure 3 It is a schematic diagram of the partial structure of a circuit board strength detection device proposed by the present invention;

[0018] Figure 4 It is a schematic diagram of the structure of the moving bracket of a circuit board strength detection device proposed by the present invention;

[0019] Figure 5 It is Figure 3 The enlarged schematic diagram of the structure at A in

[0020] In the figure: 1 - circular plate, 2 - support frame, 3 - first chute, 4 - first lead screw, 5 - rotating shaft, 6 - motor, 7 - circular block, 8 - third lead screw, 9 - lifting block, 10 - lifting groove, 11 - threaded post, 12 - threaded ring, 13 - extrusion plate, 14 - connecting ring, 15 - connecting frame, 16 - moving frame, 17 - fixed frame, 18 - bottom plate, 19 - first slider, 20 - moving groove, 21 - lifting plate, 22 - limiting plate, 23 - extrusion post, 24 - second lead screw, 25 - second slider, 26 - connecting block, 27 - second chute, 28 - movable frame, 29 - movable groove. Detailed implementation manner

[0021] Example, referring to Figures 1-5 , a circuit board strength detection device, including a circular plate 1, a clamping mechanism is arranged on the side of the circular plate 1. The clamping mechanism includes a moving frame 16 arranged on the side of the circular plate 1. Moving grooves 20 are opened on the inner walls of the top and bottom of the moving frame 16. Movable frames 28 aligned with the moving grooves 20 are evenly arranged between the top and bottom of the moving frame 16. The bottom of the movable frame 28 is slidably connected to the inner wall of the bottom of the moving groove 20. Lifting plates 21 are evenly slidably connected between the inner walls on both sides of the moving frame 16. An extrusion post 23 is threadedly connected between the two sides of the lifting plate 21.

[0022] In the present invention, movable grooves 29 are opened on both sides of the moving frame 16. Limiting plates 22 aligned with the lifting plates 21 are evenly slidably connected between the inner walls of the two sides of the movable grooves 29. The side of the limiting plate 22 is fixedly connected to the side of the lifting plate 21. A circular block 7 is rotatably connected to the side of the circular plate 1. At least two connecting frames 15 aligned with the moving frame 16 are fixedly connected to the other side of the circular block 7.

[0023] The side of the moving frame 16 is slidably connected to the inner wall of the side of the connecting frame 15. A first chute 3 aligned with the connecting frame 15 is opened on the side of the circular block 7. A first lead screw 4 aligned with the first chute 3 is rotatably connected to the inside of the circular block 7. Both ends of the first lead screw 4 extend to the outside of the circular block 7. At least two first sliders 19 aligned with the moving frame 16 are threadedly connected to the circumferential side of the first lead screw 4.

[0024] The bottom of the first slider 19 is slidably connected to the inner wall of the bottom of the first chute 3. The side of the first slider 19 is fixedly connected to the outer wall of the side of the moving frame 16. A second chute 27 aligned with the first chute 3 is opened between the inner wall and the outer wall of the side of the connecting frame 15. A second lead screw 24 is rotatably connected to the inside of one side of the second chute 27. One end of the second lead screw 24 extends to the outside of the connecting frame 15, and the other end of the second lead screw 24 extends to the inside of the second chute 27.

[0025] The circumferential side surface of the second lead screw 24 is threadedly connected with a second slider 25. A connecting block 26 is slidably connected between the top inner wall and the bottom inner wall of the second chute 27. The side surface of the connecting block 26 is fixedly connected to the outer side wall of the moving frame 16. A lifting groove 10 is formed between the two sides of the circular plate 1. The bottom inner wall of the lifting groove 10 is rotatably connected with a third lead screw 8, and the other end of the third lead screw 8 extends to the outside of the circular plate 1.

[0026] The circumferential side surface of the third lead screw 8 is threadedly connected with a lifting block 9. One side of the lifting block 9 is slidably connected to one inner wall of the lifting groove 10. The side surface of the lifting block 9 is fixedly connected with a threaded column 11. The circumferential side surface of the threaded column 11 is threadedly connected with a threaded ring 12. The circumferential side surface of the threaded ring 12 is fixedly connected with a pressing plate 13. A motor 6 is arranged on the side surface of the circular plate 1, and the output shaft of the motor 6 is fixedly connected with a rotating shaft 5.

[0027] The circumferential side surface of the rotating shaft 5 is fixedly connected to the inside of the circular plate 1. The bottom of the motor 6 is fixedly connected with a support frame 2. The bottom of the support frame 2 is fixedly connected with a bottom plate 18. The circumferential side surface of the circular block 7 is fixedly connected with a connecting ring 14. The circumferential side surface of the connecting ring 14 is fixedly connected with a fixing frame 17. The other end of the fixing frame 17 is fixedly connected to the top of the bottom plate 18.

[0028] When the present invention is in use: The circuit board is directly moved between the two connecting frames 15. The first lead screw 4 and the second lead screw 24 are rotated. The first lead screw 4 drives the first slider 19 to move, the first slider 19 drives the moving frame 16 to move, the second lead screw 24 drives the second slider 25 to move, the second slider 25 abuts against the connecting block 26, the moving frame 16 drives the movable frame 28 to move, the movable frame 28 drives the lifting plate 21 to approach the circuit board. The lifting plate 21 and the moving frame 16 are moved so that the lifting plate 21 drives the extrusion column to move along the surface of the circuit board. The extrusion column 23 is rotated, and the extrusion column 23 extrudes and clamps the circuit board, which is beneficial to clamping the circuit board at different positions multiple times while avoiding the openings and components, preventing the device from being unable to clamp different positions of the circuit board due to the obstacles of the components and openings and slots on the circuit board, resulting in inaccurate testing of the reliability of the circuit board and affecting the testing effect of the device. The motor 6 is started, the motor 6 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the circular plate 1 to rotate, the circular plate 1 drives the lifting block 9 to rotate, the lifting block 9 drives the threaded column 11 to rotate, the threaded column 11 drives the threaded ring 12 to rotate, the threaded ring 12 drives the extrusion plate 13 to rotate, and the extrusion plate 13 extrudes or impacts the clamped circuit board to test the strength of the circuit board. The third lead screw 8 is rotated, the third lead screw 8 drives the lifting block 9 to move, and the lifting block 9 drives the extrusion plate 13 to move, which is beneficial for the device to perform strength tests on different parts of the circuit board by adjusting the height of the extrusion plate 13 and the clamping position of the extrusion column 23, further improving the accuracy of the device testing. After the circuit board test is completed, the moving frame 16 is reset and the circuit board is directly removed from between the connecting frames 15 and a new circuit board is replaced, which is beneficial for the device to conveniently disassemble and assemble the circuit board and improve the convenience of the device.

[0029] The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present invention.

Claims

1. A circuit board strength detection device, comprising a circular plate (1), characterized in that: A clamping mechanism is arranged on the side of the circular plate (1), and the clamping mechanism comprises a movable frame (16) arranged on the side of the circular plate (1), a movable groove (20) is provided on the top inner wall and the bottom inner wall of the movable frame (16), a movable frame (28) aligned with the movable groove (20) is evenly arranged between the top and the bottom of the movable frame (16), the bottom of the movable frame (28) is slidably connected to the bottom inner wall of the movable groove (20), a lifting plate (21) is evenly slidably connected between the inner walls on both sides of the movable frame (16), and an extrusion column (23) is threadedly connected between the two surfaces of the lifting plate (21).

2. A circuit board strength detection device according to claim 1, characterized in that: The movable frame (16) is provided with movable grooves (29) on both sides, and a limit plate (22) aligned with the lifting plate (21) is evenly slidably connected between the two inner walls of the movable groove (29), and the side of the limit plate (22) is fixedly connected to the side of the lifting plate (21), and the side of the circular plate (1) is rotatably connected to a circular block (7), and the other side of the circular block (7) is fixedly connected to at least two connecting frames (15) aligned with the movable frame (16).

3. A circuit board strength detection device according to claim 2, characterized in that: The side of the movable frame (16) is slidably connected to the inner wall of the side of the connecting frame (15); the side of the round block (7) is provided with a slide groove (3) aligned with the connecting frame (15); the inside of the round block (7) is rotatably connected with a screw rod (4) aligned with the slide groove (3); both ends of the screw rod (4) extend to the outside of the round block (7); and the circumferential side of the screw rod (4) is threadedly connected with at least two sliders (19) aligned with the movable frame (16).

4. A circuit board strength detection device according to claim 3, characterized in that: The bottom of the slider (19) is slidably connected to the bottom inner wall of the slide groove (3), and the side of the slider (19) is fixedly connected to the side outer wall of the moving frame (16). A slide groove (27) aligned with the slide groove (3) is provided between the side inner wall and the outer wall of the connecting frame (15). A screw rod (24) is rotatably connected inside one side of the slide groove (27), one end of the screw rod (24) extends to the outside of the connecting frame (15), and the other end of the screw rod (24) extends to the inside of the slide groove (27).

5. A circuit board strength detection device according to claim 4, characterized in that: The circumferential side surface of the second screw rod (24) is threadedly connected to the second slider (25); a connecting block (26) is slidably connected between the top inner wall and the bottom inner wall of the second slide groove (27); the side surface of the connecting block (26) is fixedly connected to the side outer wall of the movable frame (16); a lifting groove (10) is provided between the two sides of the circular plate (1); the bottom inner wall of the lifting groove (10) is rotatably connected to the third screw rod (8); the other end of the third screw rod (8) extends to the outside of the circular plate (1).

6. A circuit board strength detection device according to claim 5, characterized in that: The circumferential side surface of the screw rod (8) is threadedly connected to a lifting block (9), one side of the lifting block (9) is slidably connected to an inner wall of a lifting groove (10), a threaded column (11) is fixedly connected to the side surface of the lifting block (9), a threaded ring (12) is threadedly connected to the circumferential side surface of the threaded column (11), an extrusion plate (13) is fixedly connected to the circumferential side surface of the threaded ring (12), a motor (6) is arranged on the side surface of the circular plate (1), and an output shaft of the motor (6) is fixedly connected to the rotating shaft (5).

7. A circuit board strength detection device according to claim 6, characterized in that: The circumferential side surface of the rotating shaft (5) is fixedly connected to the inside of the circular plate (1); the bottom of the motor (6) is fixedly connected to the support frame (2); the bottom of the support frame (2) is fixedly connected to the bottom plate (18); the circumferential side surface of the circular block (7) is fixedly connected to the connecting ring (14); the circumferential side surface of the connecting ring (14) is fixedly connected to the fixing frame (17); the other end of the fixing frame (17) is fixedly connected to the top of the bottom plate (18).

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