LED circuit board testing machine

Abstract

The utility model provides an LED circuit board testing machine. The LED circuit board testing machine comprises a bottom plate; the two supporting frames are fixedly connected to the positions, located on the front face and the back face, of the top of the bottom plate, a testing table is fixedly connected to the tops of the supporting frames, a circular sliding rail is formed in the top of the testing table, and a driving assembly is fixedly connected to the middle position of the bottom of the testing table; a rotating disc is installed at the output end of the driving assembly, four pulleys are installed at the position, close to the outer surface, of the bottom end of the rotating disc, and a plurality of containing plates are installed at the position, close to the outer surface, of the top of the rotating disc at equal intervals. According to the LED circuit board testing machine provided by the utility model, the LED circuit board can be continuously clamped and tested through the structure, and the air cylinder is matched with the clamping plate to clamp the LED circuit board, so that the testing stability is improved, and the testing efficiency of the LED circuit board is also improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED circuit board testing, in particular to an LED circuit board testing machine. Background Technique

[0002] The LED circuit board is short for the printed circuit board. Both the LED aluminum substrate and the FR-4 glass fiber circuit board belong to the PCB. To talk about the differences, just compare the LED aluminum substrate and the FR-4 glass fiber circuit board. The LED aluminum substrate is to print the circuit on the plane of the aluminum material with better thermal conductivity, and then weld the electronic components on it.

[0003] In the disclosed patent 202022168474.0, it includes a working platform, a clamping mechanism, a support frame and a mounting plate. It is characterized in that a plurality of positioning columns are equidistantly installed on the front and rear sides of the top of the working platform, and positioning seats are fixed on the left and right sides of the top of the working platform... The optical rod is always linearly slidably connected with the positioning seat through a linear bearing to prevent the clamping plate from shifting, thereby improving the testing accuracy of the LED circuit board.

[0004] While the above structure increases the stability during the testing of the LED circuit board, when the LED circuit board needs to be batch-tested, the frequent manual disassembly and assembly of the LED circuit board for detection will affect the testing efficiency of the LED circuit board.

[0005] Therefore, it is necessary to provide an LED circuit board testing machine to solve the above technical problems. Content of the Utility Model

[0006] The utility model provides an LED circuit board testing machine, which solves the problem that the frequent manual disassembly and assembly of the LED circuit board during the testing of a batch of LED circuit boards using the testing machine will affect the testing efficiency.

[0007] To solve the above technical problems, the LED circuit board testing machine provided by the utility model includes: a bottom plate;

[0008] Two support frames, the two support frames are fixedly connected to the front and back positions of the top of the bottom plate, the top of the support frame is fixedly connected with a test bench, a circular sliding rail is opened at the top of the test bench, a driving component is fixedly connected to the middle position at the bottom of the test bench, a rotating disk is installed at the output end of the driving component, four pulleys are installed at the bottom end near the outer surface of the rotating disk, a plurality of placing plates are equidistantly installed at the top of the rotating disk near the outer surface, support plates are fixedly connected to both sides of each placing plate, air cylinders are installed on the opposite sides of each group of support plates, clamping plates are fixedly connected to the telescopic ends of the air cylinders, limiting rods are installed on one side of each clamping plate through fixed disks, and contact pads are installed on the other side of each clamping plate;

[0009] The first mounting bracket is fixedly connected to one side of the test bench. A telescopic rod is installed on the top of the first mounting bracket. The telescopic end of the telescopic rod is installed with a testing machine through a connecting component. A stabilizing rod is installed at a position close to one side on the top of the connecting component;

[0010] The pulley slides inside the circular slide rail to increase the stability when the rotating disc rotates. Two support plates on both sides of the same placing plate form a group. The driving component drives the rotating disc to rotate 360 degrees back and forth, which can avoid the winding of the cylinder line. The limiting rod penetrates through the support plate. The other end of the first mounting bracket is located above the test bench close to one side. For specific reference Figure 1 .

[0011] Preferably, the connecting component includes a mounting buckle. Mounting bolts are threadedly connected to both the front and back of the mounting buckle. A clamping block is arranged inside the mounting buckle;

[0012] The bottom of the clamping block is connected to the outer shell of the testing machine. Openings for the clamping block to be inserted are provided on one side and the bottom of the mounting buckle.

[0013] Preferably, a second mounting bracket is installed on the other side of the test bench. A camera is installed on one side of the second mounting bracket close to the other end;

[0014] The camera can perform video acquisition when the placing plate with the LED circuit board rotates by, providing data support for the accurate alignment of the testing machine.

[0015] Preferably, a mounting base is installed on the front of the test bench. A control switch is installed on the front of the mounting base.

[0016] Preferably, a control box is installed on the top of the bottom plate. A box door is rotatably connected to one side of the control box;

[0017] A lock is provided on the box door. A power switch and a controller for controlling the operation of the equipment are installed inside the control box.

[0018] Preferably, the driving component includes a protective shell. Heat dissipation holes are provided on both sides of the protective shell. A motor is installed inside the protective shell. The output end of the motor is installed with a rotating shaft through an angle sensor;

[0019] The top end of the rotating shaft is connected to the bottom end of the rotating disc. The angle sensor can control the rotation angle of the motor driving the rotating disc. Generally, it rotates 90 degrees each time.

[0020] Compared with the related technology, the LED circuit board testing machine provided by the present utility model has the following beneficial effects:

[0021] The present utility model provides an LED circuit board testing machine. In order to improve the efficiency of testing a batch of LED circuit boards using the testing machine, a rotating disk is installed on the testing table through a driving component, and four pulleys that can slide on a circular sliding rail are installed at the bottom of the rotating disk, which can increase the stability of the rotation of the rotating disk. Then, a plurality of placement plates are installed above the rotating disk at corresponding intervals, and the placement plates are aligned with the position of the testing machine installed on the first mounting frame. A support plate is fixedly connected to both sides of each placement plate. Then, a clamping plate with a contact pad is installed on one adjacent side of each group of support plates through a cylinder, which can reduce the damage to the LED circuit board during the clamping process. Through this structure, the LED circuit boards can be continuously clamped and tested, and the stability of the test is increased by using the cylinder to cooperate with the clamping plate to clamp the LED circuit board, and the efficiency of testing the LED circuit board is also improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 FIG. is a schematic structural diagram of a preferred embodiment of the LED circuit board testing machine provided by the present utility model;

[0023] Figure 2 FIG. is a schematic structural diagram of the driving component provided by the present utility model;

[0024] Figure 3 Provided by the present utility model Figure 1 An enlarged view of the location A shown in the figure;

[0025] Figure 4 Provided by the present utility model Figure 2 An enlarged view of the location B shown in the figure;

[0026] Figure 5 FIG. is a schematic structural diagram of the motor provided by the present utility model.

[0027] Reference numerals in the figure: 1, bottom plate; 2, cabinet door; 3, control box; 4, support frame; 5, control switch; 6, mounting base; 7, testing table; 8, circular sliding rail; 9, rotating disk; 10, first mounting frame; 11, stabilizing rod; 12, telescopic rod; 13, connecting component, 131, mounting buckle, 132, mounting bolt, 133, clamping block; 14, testing machine; 15, camera; 16, second mounting frame; 17, driving component, 171, protective shell, 172, motor, 173, heat dissipation hole, 174, rotating shaft, 175, angle sensor; 18, fixed disk; 19, limiting rod; 20, pulley; 21, cylinder; 22, support plate; 23, clamping plate; 24, contact pad; 25, placement plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0029] Please refer toFigure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , wherein, Figure 1 is a schematic structural diagram of a preferred embodiment of the LED circuit board testing machine provided by the present utility model; Figure 2 is a schematic structural diagram of the driving assembly provided by the present utility model; Figure 3 The present utility model provides Figure 1 an enlarged view of the position A shown in;

[0030] Figure 4 The present utility model provides Figure 2 an enlarged view of the position B shown in; Figure 5 is a schematic structural diagram of the motor provided by the present utility model. The LED circuit board testing machine includes: a bottom plate 1;

[0031] Two support frames 4, the two support frames 4 are fixedly connected to the top of the bottom plate 1 at the front and back positions, the top of the support frame 4 is fixedly connected with a test bench 7, a circular slide rail 8 is opened at the top of the test bench 7, a driving assembly 17 is fixedly connected to the middle position of the bottom of the test bench 7, a rotating disk 9 is installed at the output end of the driving assembly 17, four pulleys 20 are installed at the bottom end of the rotating disk 9 near the outer surface, a plurality of placing plates 25 are installed at equal intervals near the outer surface of the top of the rotating disk 9, two support plates 22 are fixedly connected to both sides of each placing plate 25, a cylinder 21 is installed on the opposite side of each group of support plates 22, a clamping plate 23 is fixedly connected to the telescopic end of the cylinder 21, a limiting rod 19 is installed on one side of each clamping plate 23 through a fixing disk 18, and a contact pad 24 is installed on the other side of each clamping plate 23;

[0032] A first mounting frame 10, the first mounting frame 10 is fixedly connected to one side of the test bench 7, a telescopic rod 12 is installed at the top of the first mounting frame 10, a testing machine 14 is installed at the telescopic end of the telescopic rod 12 through a connecting component 13, and a stabilizing rod 11 is installed at a position near one side of the top of the connecting component 13;

[0033] The pulley 20 slides inside the circular slide rail 8 to increase the stability of the rotation of the rotating disk 9. The two support plates 22 on both sides of the same placing plate 25 are taken as a group. The driving assembly 17 drives the rotating disk 9 to rotate 360 degrees back and forth, which can avoid the winding of the cylinder 21 circuit. The limiting rod 19 penetrates through the support plate 22. The other end of the first mounting frame 10 is located above the test bench 7 near one side. For specific reference, Figure 1 the positions of the testing machine 14 and the placing plate 25 correspond to each other, and the stabilizing rod 11 penetrates through the first mounting frame 10, which can increase the stability of the up and down movement of the testing machine 14.

[0034] The connection component 13 includes a mounting buckle 131. Mounting bolts 132 are threadedly connected to both the front and back of the mounting buckle 131. A clamping block 133 is provided inside the mounting buckle 131;

[0035] The bottom of the clamping block 133 is connected to the housing of the testing machine 14. Openings for the clamping block 133 to snap into are provided on one side and the bottom of the mounting buckle 131. Threaded holes for threaded connection with the mounting bolts 132 are provided on both the front and back of the clamping block 133.

[0036] On the other side of the test bench 7, a second mounting bracket 16 is installed. A camera 15 is installed at a position near the other end on one side of the second mounting bracket 16;

[0037] The camera 15 can collect video images when the placement board 25 with the LED circuit board rotates past, providing data support for the precise alignment of the testing machine 14. The shape of the second mounting bracket 16 is for reference Figure 1 .

[0038] On the front of the test bench 7, a mounting base 6 is installed. A control switch 5 is installed on the front of the mounting base 6;

[0039] The control switch 5 can control the operation of the devices on the bottom plate 1.

[0040] On the top of the bottom plate 1, a control box 3 is installed. A box door 2 is rotatably connected to one side of the control box 3;

[0041] A lock is provided on the box door 2. Inside the control box 3, a power switch and a controller for controlling the operation of the devices are installed.

[0042] The driving component 17 includes a protective shell 171. Heat dissipation holes 173 are provided on both sides of the protective shell 171. A motor 172 is installed inside the protective shell 171. The output end of the motor 172 is provided with a rotating shaft 174 through an angle sensor 175;

[0043] The top end of the rotating shaft 174 is connected to the bottom end of the rotating disk 9. The angle sensor 175 can control the rotation angle of the motor 172 driving the rotating disk 9. Generally, one rotation is 90 degrees, which depends on the actual situation.

[0044] The working principle of the LED circuit board testing machine provided by the present utility model is as follows:

[0045] Install a rotating disk 9 on the test bench 7 through the driving component 17. Four pulleys 20 that can slide on the circular slide rail 8 are installed at the bottom of the rotating disk 9, which can increase the stability of the rotation of the rotating disk 9. Then, install multiple placement plates 25 above the rotating disk 9 at corresponding intervals, and make the placement plates 25 correspond to the positions of the testing machines 14 installed on the first mounting frame 10. A support plate 22 is fixedly connected to both sides of each placement plate 25. Then, only need to install a clamping plate 23 with a contact pad 24 on one adjacent side of each group of support plates 22 through a cylinder 21, which can reduce the damage to the LED circuit board during the clamping process. During actual use, first place the LED circuit board on one of the placement plates 25, start the clamping plate 23 through the cylinder 21 to clamp the LED circuit board, and then drive the rotating disk 9 to adjust the angle through the driving component 17, so as to turn the placement plate 25 with the LED circuit board under the testing machine 14. Then, start the telescopic rod 12 to push the testing machine 14 to test the LED circuit board. During this process, the LED circuit board to be tested can be placed on the empty placement plate 25 for clamping and fixing.

[0046] Compared with the related technology, the LED circuit board testing machine provided by the present utility model has the following beneficial effects:

[0047] In order to improve the efficiency of testing a batch of LED circuit boards using the testing machine, install a rotating disk 9 on the test bench 7 through the driving component 17. Four pulleys 20 that can slide on the circular slide rail 8 are installed at the bottom of the rotating disk 9, which can increase the stability of the rotation of the rotating disk 9. Then, install multiple placement plates 25 above the rotating disk 9 at corresponding intervals, and make the placement plates 25 correspond to the positions of the testing machines 14 installed on the first mounting frame 10. A support plate 22 is fixedly connected to both sides of each placement plate 25. Then, only need to install a clamping plate 23 with a contact pad 24 on one adjacent side of each group of support plates 22 through a cylinder 21, which can reduce the damage to the LED circuit board during the clamping process. Through this structure, the LED circuit board can be continuously clamped and tested, and the stability of the test is increased by using the cylinder 21 to cooperate with the clamping plate 23 to clamp the LED circuit board, and the efficiency of testing the LED circuit board is also improved.

[0048] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent structural or equivalent process transformations made by using the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, are equally included in the patent protection scope of the present utility model.

Claims

1. An LED circuit board testing machine, characterized in that, Comprising: Bottom plate; Two support frames, the two support frames are fixedly connected to the top of the bottom plate at the front and back positions. A test bench is fixedly connected to the top of the support frame. A circular slide rail is provided on the top of the test bench. A driving component is fixedly connected to the middle position of the bottom of the test bench. A rotating disk is installed at the output end of the driving component. Four pulleys are installed at the bottom end of the rotating disk near the outer surface. A plurality of placement plates are installed at equal intervals near the outer surface of the top of the rotating disk. Support plates are fixedly connected to both sides of each placement plate. Cylinders are installed on the opposite sides of each group of support plates. The telescopic ends of the cylinders are fixedly connected with clamping plates. Limiting rods are installed on one side of each clamping plate through fixing disks. Contact pads are installed on the other side of each clamping plate; The first mounting bracket, the first mounting bracket is fixedly connected to one side of the test bench. A telescopic rod is installed on the top of the first mounting bracket. A testing machine is installed at the telescopic end of the telescopic rod through a connecting component. A stabilizing rod is installed at a position near one side of the top of the connecting component.

2. The LED circuit board testing machine according to claim 1, characterized in that, The connecting component includes a mounting buckle. Mounting bolts are threadedly connected to the front and back of the mounting buckle. A clamping block is provided inside the mounting buckle.

3. The LED circuit board testing machine according to claim 1, wherein, The second mounting bracket is installed on the other side of the test bench. A camera is installed at a position near the other end of one side of the second mounting bracket.

4. The LED circuit board testing machine according to claim 1, characterized in that, An installation base is installed on the front of the test bench. A control switch is installed on the front of the installation base.

5. The LED circuit board testing machine according to claim 1, characterized in that A control box is installed on the top of the bottom plate. A box door is rotatably connected to one side of the control box.

6. The LED circuit board testing machine according to claim 1, wherein The driving component includes a protective shell. Heat dissipation holes are provided on both sides of the protective shell. A motor is installed inside the protective shell. A rotating shaft is installed at the output end of the motor through an angle sensor.

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