COB light source board testing device

Abstract

The utility model relates to the technical field of light source plate detection, and discloses a COB light source plate testing device which comprises a processing box, sliding grooves are formed in the left side and the right side of the front end of the processing box, an L-shaped plate is fixedly connected to the bottom of the rear end of the processing box, a first motor is fixedly connected to the middle end of the front end of the L-shaped plate, and the output end of the first motor is fixedly connected with a lead screw. The outer ring of the front end of the lead screw is in threaded connection with a nut pair, the front end of the nut pair is fixedly connected with a moving seat, the left side and the right side of the moving seat penetrate through and are slidably connected with guide columns, and the guide columns are fixedly connected with the L-shaped plate. The first motor drives the screw rod to rotate, so that the nut pair and the moving seat move, the moving plate moves, the hydraulic cylinder is driven to move through the linear guide rail and the sliding block, different positions are movably tested through the extrusion plate, different positions of the COB light source plate are tested, and the test accuracy is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of light source board detection, in particular to a COB light source board testing device. Background Art

[0002] COB light source is a high-efficiency integrated surface light source technology that directly attaches LED chips to a high-reflectivity mirror metal substrate. This technology eliminates the concept of a bracket and has no electroplating, reflow soldering, or patch processing. Therefore, the number of processes is reduced by nearly one-third and the cost is also saved by one-third. In the production of COB light source boards, it is necessary to route wires on the substrate and weld LED chips. Due to the large amount of routing, the LED chips also need to be welded. Therefore, it cannot be ensured that each routing and welding are reliable. Therefore, it is necessary to test the substrate after the LED chip is welded.

[0003] After searching, the existing Chinese patent announcement number is: CN220398852U, which provides a COB light source board testing device. The patent has a simple structure for the clamping and positioning fixture of the light source board and is easy to operate. At the same time, when clamping light source boards made of different materials, the clamping force can be adjusted as needed to reduce damage to the light source board.

[0004] Although the above patent can reduce damage to the light source board, the above COB light source board testing device still has the following problems: the staff needs to move the COB light source board to detect the COB light source board from multiple aspects, which is cumbersome to operate and reduces the detection efficiency, making it impossible to perform multi-angle detection on the COB light source board.

[0005] In view of the above problems, a COB light source board testing device is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a COB light source board testing device, which solves the problem in the background technology that the staff needs to move the COB light source board to detect the COB light source board from multiple angles, which is cumbersome to operate and reduces the detection efficiency, and thus the COB light source board cannot be detected from multiple angles.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a COB light source board testing device, comprising a processing box, wherein slide grooves are provided on the left and right sides of the front end of the processing box, an L-shaped plate is fixedly connected to the bottom of the rear end of the processing box, a first motor is fixedly connected to the middle end of the front end of the L-shaped plate, a screw rod is fixedly connected to the output end of the first motor, a nut pair is threadedly connected to the outer ring of the front end of the screw rod, a moving seat is fixedly connected to the front end of the nut pair, guide columns are penetrated and slidably connected to the left and right sides of the moving seat, and the guide columns are fixedly connected to the L-shaped plate, a moving plate is fixedly connected to the bottom of the moving seat, a linear guide rail is fixedly connected to the bottom of the moving plate, a sliding block is slidably connected to the outer wall of the linear guide rail, a fixed plate is fixedly connected to the bottom of the sliding block, a hydraulic cylinder is fixedly connected to the bottom of the fixed plate, an extrusion plate is fixedly connected to the output end of the hydraulic cylinder, and a clamping assembly is arranged inside the processing box.

[0008] By adopting the above technical solution, the first motor drives the screw rod to rotate, so that the screw rod drives the nut pair and the moving seat to move, and the moving seat is limited by the guide column, so that the moving seat drives the moving plate at the bottom to move.

[0009] As a further description of the above technical solution: the clamping assembly includes a groove plate, the groove plate is fixedly connected to the inner wall of the processing box, and the second motor is fixedly connected to the middle end of the bottom of the groove plate.

[0010] By adopting the above technical solution, the second motor is fixed by the groove plate.

[0011] As a further description of the above technical solution: a sliding block is slidably connected to the inner wall of the slide groove, and a waste chip box is fixedly connected between the sliding blocks.

[0012] By adopting the above technical solution, the waste box is taken out through the slide groove and the slider.

[0013] As a further description of the above technical solution: the output end of the second motor is fixedly connected with a rotating plate, and the front and rear ends of the rotating plate are both rotatably connected with inclined rods.

[0014] By adopting the above technical solution, the inclined rod is driven to pull by the rotating plate.

[0015] As a further description of the above technical solution: the other end of the inclined rod is rotatably connected to a moving disk, and the bottom of the groove plate is fixedly connected to evenly distributed guide blocks.

[0016] By adopting the above technical solution, the movable plate is pulled by the inclined rod, so that the movable plate moves.

[0017] As a further description of the above technical solution: the inner wall of the guide block is slidably connected with a moving block, and the moving block is fixedly connected to the moving disk.

[0018] By adopting the above technical solution, the moving plate moves to drive the moving block to slide on the inner wall of the guide block.

[0019] As a further description of the above technical solution: a clamping plate is fixedly connected to the top of the movable plate, and evenly distributed springs are fixedly connected inside the clamping plate.

[0020] By adopting the above technical solution, the COB light source board can be clamped by the clamping plate.

[0021] As a further description of the above technical solution: the other end of the spring is fixedly connected to a telescopic rod, and the top of the groove plate is fixedly connected to a pressure sensor.

[0022] By adopting the above technical solution, the pressure sensor is used to test how much pressure the COB light source board can withstand.

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

[0024] 1. The utility model provides a COB light source board testing device. First, the first motor drives the lead screw to rotate, so that the nut pair and the moving seat are moved, and the moving plate is moved. The hydraulic cylinder is driven to move by the linear guide rail and the sliding block. The extrusion plate is used to perform movement tests on different positions, and different positions of the COB light source board are tested to ensure the accuracy of the test.

[0025] 2. The utility model provides a COB light source board testing device, which clamps COB light source boards of different sizes through a second motor, a rotating plate, a diagonal rod, a movable plate, a movable block, a guide block, a clamping plate, a spring and a telescopic rod. COB light source boards of different sizes can be clamped as needed, thereby improving work efficiency and facilitating operation. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0027] Figure 2 It is a schematic diagram of the overall top view structure of the utility model;

[0028] Figure 3 It is a structural schematic diagram of the second motor of the utility model;

[0029] Figure 4 It is a structural schematic diagram of the pressure sensor of the utility model.

[0030] In the figure: 1. processing box; 2. slide; 3. slider; 4. waste box; 5. L-shaped plate; 6. moving seat; 7. first motor; 8. guide column; 9. screw rod; 10. nut pair; 11. pressure sensor; 12. moving plate; 13. linear guide; 14. sliding block; 15. fixed plate; 16. hydraulic cylinder; 17. extrusion plate; 18. groove plate; 19. second motor; 20. rotating plate; 21. inclined rod; 22. guide block; 23. moving block; 24. moving disk; 25. clamping plate; 26. spring; 27. telescopic rod. DETAILED DESCRIPTION

[0031] The following will refer to 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 of 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.

[0032] In order to further understand the content of the utility model, the utility model is described in detail with reference to the accompanying drawings.

[0033] Reference Figure 1 The utility model discloses a COB light source board testing device, comprising a processing box 1, a rear end bottom of the processing box 1 is fixedly connected with an L-shaped plate 5, and the L-shaped plate 5 is supported by the processing box 1.

[0034] Reference Figure 1 and Figure 2, the left and right sides of the front end of the processing box 1 are provided with slide grooves 2, the waste box 4 is taken out through the slide grooves 2 and the slider 3, and the impurities in the waste box 4 are cleaned. The middle end of the front end of the L-shaped plate 5 is fixedly connected to the first motor 7, and the output end of the first motor 7 is fixedly connected to the screw rod 9. The outer ring of the front end of the screw rod 9 is threadedly connected to a nut pair 10, and the front end of the nut pair 10 is fixedly connected to a moving seat 6. The left and right sides of the moving seat 6 are penetrated and slidably connected with guide columns 8, and the guide columns 8 are fixedly connected to the L-shaped plate 5. The bottom of the moving seat 6 is fixedly connected with a moving plate 12. The screw rod 9 is driven to rotate by the first motor 7, and the rotation of the screw rod 9 drives the nut pair 10 to move. The nut pair 10 is fixed to the moving seat 6, and the moving seat 6 is guided and limited by the guide column 8, so that the moving seat 6 at the bottom can be moved. The movable plate 12 moves, and a linear guide 13 is fixedly connected to the bottom of the movable plate 12. There are limit blocks on the left and right sides of the linear guide 13 to limit the sliding block 14. The outer wall of the linear guide 13 is slidably connected to the sliding block 14, and the bottom of the sliding block 14 is fixedly connected to a fixed plate 15. The bottom of the fixed plate 15 is fixedly connected to a hydraulic cylinder 16, and the output end of the hydraulic cylinder 16 is fixedly connected to an extrusion plate 17. The fixed plate 15 is driven to move left and right by the linear guide 13 and the sliding block 14, so that the hydraulic cylinder 16 at the bottom of the fixed plate 15 moves left and right, and the hydraulic cylinder 16 is extended and retracted to make the extrusion plate 17 at the bottom move downward, so that different positions of the COB light source board are tested, and a slider 3 is slidably connected to the inner wall of the slide 2, and a waste box 4 is fixedly connected between the sliders 3.

[0035] Reference Figure 3 and Figure 4A clamping assembly is provided inside the processing box 1, and the clamping assembly includes a groove plate 18, the groove plate 18 is fixedly connected to the inner wall of the processing box 1, the middle end of the bottom of the groove plate 18 is fixedly connected to a second motor 19, the output end of the second motor 19 is fixedly connected to a rotating plate 20, the front and rear ends of the rotating plate 20 are rotatably connected to an inclined rod 21, the other end of the inclined rod 21 is rotatably connected to a moving disk 24, the bottom of the groove plate 18 is fixedly connected to a uniformly distributed guide block 22, the inner wall of the guide block 22 is slidably connected to a moving block 23, and the moving block 23 is fixedly connected to the moving disk 24, the top of the moving disk 24 is fixedly connected to a clamping plate 25, the inside of the clamping plate 25 is fixedly connected to a uniformly distributed spring 26, and the spring 26 is another The end is fixedly connected with a telescopic rod 27, and the top of the groove plate 18 is fixedly connected with a pressure sensor 11. The pressure sensor 11 is used to detect how much pressure the extrusion plate 17 produces on the COS light source board to test the quality of the COB light source board. The rotating plate 20 is driven to rotate by the second motor 19. The rotating plate 20 is rotated to drive the inclined rods 21 and the moving disk 24 at the front and rear ends to move. The moving plate 12 is pulled by the movement of the inclined rod 21. The moving plate 12 is fixed to the moving block 23 at the upper end, so that the moving block 23 at the bottom of the moving disk 24 slides on the inner wall of the guide block 22, so that the top clamp 25 slides, and the clamp 25 clamps the object.

[0036] Working principle: the rotating plate 20 is driven to rotate by the second motor 19, and the rotating plate 20 is rotated to drive the inclined rods 21 at the front and rear ends to be pulled, and the inclined rods 21 are stretched so that the inclined rods 21 pull the movable disk 24, so that the movable block 23 at the bottom of the movable disk 24 slides on the inner wall of the guide block 22, so that the top clamping plate 25 slides, and the spring 26 and the telescopic rod 27 on the opposite side of the clamping plate 25 clamp COB light source boards of different sizes, and the first motor 7 drives the screw rod 9 to rotate, and the screw rod 9 rotates to drive the nut pair 10 to move, and the nut pair 10 is fixed to the movable seat 6, and the movable seat 6 is guided and limited by the guide column 8, so that the movable plate 12 at the bottom of the movable seat 6 moves, and the fixed plate 15 is driven to move left and right by the linear guide 13 and the sliding block 14, so that the hydraulic cylinder 16 at the bottom of the fixed plate 15 moves left and right, and the hydraulic cylinder 16 is extended and retracted, so that the bottom extrusion plate 17 moves downward, and different positions of the COB light source board are tested.

[0037] 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.

[0038] 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 COB light source board testing device, comprising a processing box (1), characterized in that: The processing box (1) is provided with a slide groove (2) on both the left and right sides of the front end, the bottom of the rear end of the processing box (1) is fixedly connected with an L-shaped plate (5), the middle end of the front end of the L-shaped plate (5) is fixedly connected with a first motor (7), the output end of the first motor (7) is fixedly connected with a screw rod (9), the front end outer ring of the screw rod (9) is threadedly connected with a nut pair (10), the front end of the nut pair (10) is fixedly connected with a moving seat (6), the left and right sides of the moving seat (6) are penetrated and slidably connected with guide columns (8), and the guide columns (8) are fixedly connected with the guide columns (8). ) is fixedly connected to the L-shaped plate (5), the bottom of the movable seat (6) is fixedly connected to a movable plate (12), the bottom of the movable plate (12) is fixedly connected to a linear guide rail (13), the outer wall of the linear guide rail (13) is slidably connected to a sliding block (14), the bottom of the sliding block (14) is fixedly connected to a fixed plate (15), the bottom of the fixed plate (15) is fixedly connected to a hydraulic cylinder (16), the output end of the hydraulic cylinder (16) is fixedly connected to an extrusion plate (17), and a clamping component is arranged inside the processing box (1).

2. A COB light source board testing device according to claim 1, characterized in that: The clamping assembly comprises a groove plate (18), the groove plate (18) is fixedly connected to the inner wall of the processing box (1), and a second motor (19) is fixedly connected to the middle end of the bottom of the groove plate (18).

3. A COB light source board testing device according to claim 1, characterized in that: The inner wall of the slide groove (2) is slidably connected with a slider (3), and a waste chip box (4) is fixedly connected between the sliders (3).

4. A COB light source board testing device according to claim 2, characterized in that: The output end of the second motor (19) is fixedly connected to a rotating plate (20), and the front and rear ends of the rotating plate (20) are both rotatably connected to inclined rods (21).

5. A COB light source board testing device according to claim 4, characterized in that: The other end of the inclined rod (21) is rotatably connected to a moving disk (24), and the bottom of the groove plate (18) is fixedly connected to evenly distributed guide blocks (22).

6. A COB light source board testing device according to claim 5, characterized in that: The inner wall of the guide block (22) is slidably connected with a moving block (23), and the moving block (23) is fixedly connected to a moving plate (24).

7. A COB light source board testing device according to claim 5, characterized in that: A clamping plate (25) is fixedly connected to the top of the movable plate (24), and evenly distributed springs (26) are fixedly connected inside the clamping plate (25).

8. A COB light source board testing device according to claim 7, characterized in that: The other end of the spring (26) is fixedly connected to a telescopic rod (27), and the top of the groove plate (18) is fixedly connected to a pressure sensor (11).

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