A bending resistance detection tool for circuit board processing

Abstract

The utility model relates to the technical field of circuit board processing, and discloses an anti-bending detection tool for circuit board processing, including a base, a support plate fixedly connected to the left end of the base, a motor fixedly connected to the top of the support plate, a lead screw passing through and fixedly connected to the output end of the motor, two moving blocks passing through and threadedly connected to the surface of the lead screw, a first workbench fixedly connected to the top of the moving block on the right side, and a uniformly distributed pressure sensor fixedly connected to the top of the first workbench. In the utility model, the motor is started through the first workbench, the second sliding block, the side plate, the clamping plate, the lead screw, and the moving block to drive the two moving blocks to move, and then drive the first workbench and the second sliding block to adjust their positions according to the circuit board, and then start the third cylinder to push the clamping plate to move up and down, so that the circuit board can be limited to prevent the circuit board from moving during detection.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board processing, in particular to an anti-bending detection tool for circuit board processing. Background Art

[0002] In the process of circuit board processing, anti-bending detection tooling is widely used to perform bending detection on circuit boards. Circuit boards are a substrate used to support and connect electronic components. They are usually made of insulating materials and covered with conductive lines. Circuit boards play a very important role in electronic devices. They provide connections and support between electronic components so that the entire circuit system can work properly. Anti-bending detection tooling is also used in the process of circuit board processing.

[0003] After searching, the existing Chinese patent announcement number is: CN213456497U, which provides a static bending force detection device for a flexible circuit board. This patent uses the coordinated arrangement of the upper bending plate, the lower bending plate, the infrared counter and the counting display. When the upper bending plate and the lower bending plate move to the range of the corresponding infrared counters, the two infrared counters sense the signal and transmit the signal to the counting display for counting, thereby avoiding the test personnel from recording the number of bending times one by one, greatly reducing the test error of the test personnel's manual recording, and achieving the effect of ensuring the accuracy of recording the test times.

[0004] Although the above patent can record the detection data and ensure the accuracy of the detection data, the static bending force detection device of the above flexible circuit board still has the following problems: when detecting the circuit board, due to the different sizes of the circuit board, it is impossible to make timely adjustments according to the circuit board.

[0005] In view of the above problems, a bending resistance detection tool for circuit board processing is proposed. Utility Model Content

[0006] The utility model aims to provide an anti-bending detection tool for circuit board processing, which solves the problem in the background technology that adjustments cannot be made in time according to the circuit board.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-bending detection tool for circuit board processing, comprising a base, a support plate fixedly connected to the left end of the base, a motor fixedly connected to the top of the support plate, a screw rod passing through and fixedly connected to the output end of the motor, two moving blocks passing through and threadedly connected to the surface of the screw rod, a first workbench fixedly connected to the top of the moving block on the right side, a uniformly distributed pressure sensor fixedly connected to the top of the first workbench, a telescopic rod passing through and fixedly connected to the left end of the first workbench, a second sliding block fixedly connected to the left end of the telescopic rod, a side panel fixedly connected to the second sliding block on the opposite side of the first workbench, a third cylinder fixedly connected to the top of the inner walls of the two side panels, a splint fixedly connected to the output ends of the two third cylinders, support rods fixedly connected to the four corners of the top of the base, and an adjustment component is provided between the two adjacent support rods on the left and right.

[0008] By adopting the above technical solution, when the circuit board is placed on the base, the circuit board is clamped and limited according to the thickness and size of the circuit board to prevent displacement when the circuit board is subjected to bending detection.

[0009] As a further description of the above technical solution: the adjustment component includes a slide rail, which is fixedly connected to the support rod, two first cylinders are fixedly connected to the right sides of the inner walls of the two slide rails, two first cylinders are fixedly connected to the output ends of the first cylinders, a connecting plate is fixedly connected between the two first sliding blocks, two second cylinders are fixedly connected to the bottom of the connecting plate, two second cylinders are fixedly connected to the output ends of the second cylinders, and springs are fixedly connected to the bottoms of the two sliding plates.

[0010] By adopting the above technical solution, the adjustment component can drive the pressure rod to move its position, and then detect different positions.

[0011] As a further description of the above technical solution: legs are fixedly connected to the four corners of the bottom of the base.

[0012] By adopting the above technical solution, the legs support the base.

[0013] As a further description of the above technical solution: a second sliding block is fixedly connected to the top of the moving block at the left end, a pressure sensor is fixedly connected to the top of the second sliding block, and a second placement platform is fixedly connected to the top of the pressure sensor on the left side.

[0014] By adopting the above technical solution, a pressure sensor is used to detect the force applied to the circuit board.

[0015] As a further description of the above technical solution: a circular rod is slidably connected to the surface of the sliding plate, the spring is fixedly connected to the circular rod, and a pressure rod is fixedly connected to the bottom of the circular rod.

[0016] By adopting the above technical solution, when the pressure rod applies pressure to the circuit board, the spring can be squeezed, and then some force can be absorbed by the spring.

[0017] As a further description of the above technical solution: a groove is provided at the center of the top of the base, and the groove is slidably connected to the moving block.

[0018] By adopting the above technical solution, the groove limits the movement of the moving block.

[0019] As a further description of the above technical solution: a first placement platform is fixedly connected to the top of the pressure sensor on the right side.

[0020] By adopting the above technical solution, when the circuit board is subjected to the force given by the pressure rod above, it can come.

[0021] As a further description of the above technical solution: the clamping plate is slidably connected to the side plate, and the first workbench is slidably connected to the base.

[0022] By adopting the above technical solution, the clamping plate can be adjusted according to the thickness of the circuit board.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a bending resistance detection tool for circuit board processing. Through the first workbench, the second sliding block, the side plate, the clamping plate, the screw rod, and the moving block, the motor is started to drive the two moving blocks to move, and then the first workbench and the second sliding block are driven to adjust the position according to the circuit board. Then the third cylinder is started to push the clamping plate to move up and down, so that the circuit board can be limited to prevent the circuit board from moving during detection.

[0025] 2. The utility model provides a bending resistance detection tool for circuit board processing, which uses a first cylinder, a first sliding block, a second cylinder, a sliding plate, a spring, and a pressure rod. The first cylinder is started to drive the connecting plate to move. Then when the second cylinder drives the pressure rod to descend, the pressure rod contacts the circuit board. The output end of the second cylinder squeezes the sliding plate, and then the spring releases some force, so that different positions of the circuit board can be detected, and then the circuit board can be prevented from being broken at the beginning of the detection, which affects the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0027] Figure 2 This is a bottom view of the overall structure of the utility model;

[0028] Figure 3 This is a schematic diagram of the base structure of the utility model;

[0029] Figure 4 This is a schematic diagram of the workbench structure of the utility model;

[0030] Figure 5 This is a schematic diagram of the compression rod structure of the utility model.

[0031] In the figure: 1. base; 2. groove; 3. support leg; 4. support rod; 5. slide rail; 6. motor; 7. support plate; 8. first cylinder; 9. first sliding block; 10. connecting plate; 11. second cylinder; 12. spring; 13. sliding plate; 14. round rod; 15. pressure rod; 16. first workbench; 17. telescopic rod; 18. second sliding block; 19. pressure sensor; 20. side plate; 21. first placement table; 22. second placement table; 23. third cylinder; 24. clamping plate; 25. screw rod; 26. moving block. DETAILED DESCRIPTION

[0032] 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.

[0033] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0034] Combination Figure 1 The utility model is a bending resistance detection tool for circuit board processing, comprising a base 1, a support plate 7 is fixedly connected to the left end of the base 1, a motor 6 is fixedly connected to the top of the support plate 7, a lead screw 25 is passed through and fixedly connected to the output end of the motor 6, legs 3 are fixedly connected at the four corners of the bottom of the base 1, a second sliding block 18 is fixedly connected to the top of the left end moving block 26, a pressure sensor 19 is fixedly connected to the top of the second sliding block 18, a second placement table 22 is fixedly connected to the top of the left pressure sensor 19, a groove 2 is opened at the center of the top of the base 1, the groove 2 is slidably connected to the moving block 26, a first placement table 21 is fixedly connected to the top of the right pressure sensor 19, a clamping plate 24 is slidably connected to the side plate 20, and a first workbench 16 is slidably connected to the base 1.

[0035] By using the side plate 20, the groove 2 and the slide rail 5, when moving, the limit can be performed to prevent displacement during movement and affect the detection effect. Then, the limit plate can be adjusted according to the size of the limit plate to limit the position.

[0036] Combination Figure 2-Figure 4 The surface of the screw rod 25 passes through and is threadedly connected with two moving blocks 26. The top of the right moving block 26 is fixedly connected to the first workbench 16. The top of the first workbench 16 is fixedly connected to a uniformly distributed pressure sensor 19. The left end of the first workbench 16 passes through and is fixedly connected to a telescopic rod 17. The left end of the telescopic rod 17 is fixedly connected to a second sliding block 18. The second sliding block 18 is fixedly connected to a side plate 20 on the opposite side of the first workbench 16. The tops of the inner walls of the two side plates 20 are fixedly connected to third cylinders 23. The output ends of the two third cylinders 23 are fixedly connected to clamps 24.

[0037] When pressure is applied to the top of the circuit board, the pressure sensor 19 detects the force of the pressure and the bending of the pressure rod 15 can also be observed at the same time.

[0038] Combination Figure 5 , support rods 4 are fixedly connected at the four corners of the top of the base 1, and an adjustment component is arranged between two adjacent support rods 4 on the left and right. The adjustment component includes a slide rail 5, which is fixedly connected to the support rod 4, and the right sides of the inner walls of the two slide rails 5 are fixedly connected to the first cylinders 8, and the output ends of the two first cylinders 8 are fixedly connected to the first sliding blocks 9, and a connecting plate 10 is fixedly connected between the two first sliding blocks 9, and two second cylinders 11 are fixedly connected to the bottom of the connecting plate 10, and the output ends of the two second cylinders 11 are fixedly connected to sliding plates 13, and the bottoms of the two sliding plates 13 are fixedly connected to springs 12, and a circular rod 14 is slidably connected to the surface of the sliding plate 13, and the spring 12 is fixedly connected to the circular rod 14, and a pressure rod 15 is fixedly connected to the bottom of the circular rod 14.

[0039] Starting the first cylinder 8 can drive the pressure rod 15 to move. In order to prevent the circuit board from breaking just after detection due to sudden pressure, the sliding plate 13 can be slid, and then the spring 12 can be squeezed to release some force.

[0040] Working principle: when testing the circuit board, first place the circuit board above the first workbench 16 and the second sliding block 18, and then adjust it according to the size of the circuit board, start the motor 6 to drive the screw rod 25 to rotate, and then drive the moving block 26 to move, thereby driving the second sliding block 18 and the first workbench 16 to adjust the position, and then the telescopic rod 17 will stretch with the movement of the first workbench 16, and then start the third cylinder 23 to drive the clamping plate 24 to move up and down, and then clamp the circuit board, and then start the first cylinder 8 to drive the pressure rod 15 to adjust the position, when the second cylinder 11 works to drive the pressure rod 15 to move downward, the pressure rod 15 can be placed on the circuit board and pressed up and down, and then the output end of the second cylinder 11 squeezes the sliding plate 13, so that the spring 12 absorbs some force to prevent the circuit board from being broken by sudden downward force and affecting the detection, and then when the pressure rod 15 applies pressure downward, the data detected by the pressure sensor 19 is used to observe the anti-bending force of the circuit board.

[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bending resistance detection tool for circuit board processing, comprising a base (1), characterized in that: The left end of the base (1) is fixedly connected to a support plate (7), the top of the support plate (7) is fixedly connected to a motor (6), the output end of the motor (6) is penetrated and fixedly connected to a lead screw (25), the surface of the lead screw (25) is penetrated and threadedly connected to two moving blocks (26), the top of the right moving block (26) is fixedly connected to a first workbench (16), the top of the first workbench (16) is fixedly connected to evenly distributed pressure sensors (19), the left end of the first workbench (16) is penetrated and fixedly connected to A telescopic rod (17), the left end of the telescopic rod (17) is fixedly connected to a second sliding block (18), the second sliding block (18) is fixedly connected to a side plate (20) on the side opposite to the first workbench (16), the tops of the inner walls of the two side plates (20) are fixedly connected to a third cylinder (23), the output ends of the two third cylinders (23) are fixedly connected to a clamping plate (24), the four corners of the top of the base (1) are fixedly connected to support rods (4), and an adjustment component is provided between two adjacent support rods (4) on the left and right.

2. The anti-bending detection tool for circuit board processing according to claim 1, characterized in that: The adjustment component comprises a slide rail (5), wherein the slide rail (5) is fixedly connected to the support rod (4), the right sides of the inner walls of the two slide rails (5) are fixedly connected to a first cylinder (8), the output ends of the two first cylinders (8) are fixedly connected to a first sliding block (9), a connecting plate (10) is fixedly connected between the two first sliding blocks (9), the bottom of the connecting plate (10) is fixedly connected to two second cylinders (11), the output ends of the two second cylinders (11) are fixedly connected to a sliding plate (13), and the bottoms of the two sliding plates (13) are fixedly connected to a spring (12).

3. The anti-bending detection tool for circuit board processing according to claim 1, characterized in that: Support legs (3) are fixedly connected at the four corners of the bottom of the base (1).

4. The anti-bending detection tool for circuit board processing according to claim 1, characterized in that: The top of the moving block (26) at the left end is fixedly connected to a second sliding block (18), the top of the second sliding block (18) is fixedly connected to a pressure sensor (19), and the top of the pressure sensor (19) on the left side is fixedly connected to a second placement platform (22).

5. The anti-bending detection tool for circuit board processing according to claim 2, characterized in that: A circular rod (14) is slidably connected to the surface of the sliding plate (13), the spring (12) and the circular rod (14) are fixedly connected, and a pressure rod (15) is fixedly connected to the bottom of the circular rod (14).

6. The anti-bending detection tool for circuit board processing according to claim 1, characterized in that: A groove (2) is provided at the center of the top of the base (1), and the groove (2) is slidably connected to the moving block (26).

7. The anti-bending detection tool for circuit board processing according to claim 1, characterized in that: A first placement platform (21) is fixedly connected to the top of the pressure sensor (19) on the right side.

8. The anti-bending detection tool for circuit board processing according to claim 1, characterized in that: The clamping plate (24) is slidably connected to the side plate (20), and the first workbench (16) is slidably connected to the base (1).

Images