Camera obscura detection device for lighting test of liquid crystal panel

Abstract

The invention discloses a camera obscura detection device for a lighting test of a liquid crystal panel. The camera obscura detection device comprises a supporting seat and a cross beam mounted at the top of the supporting seat, a left auxiliary camera assembly, a calibration assembly and a right auxiliary camera assembly are arranged on one side of the cross beam, and the left auxiliary camera assembly and the right auxiliary camera assembly are symmetrically arranged on the two sides of the calibration assembly; a crimping test assembly is arranged below the cross beam, a Y-axis carrying table is arranged on one side of the crimping test assembly, and a product is arranged on the top of the Y-axis carrying table; the crimping test assembly comprises a first crimping assembly and a second crimping assembly, and the first crimping assembly and the second crimping assembly are respectively crimped at the top of the product for power-on test; a front auxiliary camera assembly is arranged on one side of the Y-axis carrying table. According to the application, adaptation of products of multiple sizes can be realized through the Y-axis platform deck, the test flexibility is improved, in addition, the first crimping assembly and the second crimping assembly which are electrically controlled are arranged, so that the product test is automatically realized, and the test precision and the test effect are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of liquid crystal panel detection, and more specifically, to a dark box detection device for lighting test of a liquid crystal panel. Background Art

[0002] With the rapid development of display panel products (such as LCD panels, OLED panels, and MicroLED panels), consumers are pursuing more and more display effects. After manufacturing and assembly in the factory, in order to ensure quality, power-on testing is required to inspect the display panel. Based on the results of the camera image inspection, it is determined whether the product is a good product.

[0003] Traditional manual lighting inspection has low efficiency and is prone to errors. At the same time, working in this environment for a long time has a great impact on workers' eyesight. Summary of the invention

[0004] In order to solve at least one of the above technical problems, the present invention provides a dark box detection device for lighting test of a liquid crystal panel.

[0005] A first aspect of the present invention provides a dark box detection device for a liquid crystal panel lighting test, comprising: a support base and a crossbeam mounted on the top of the support base;

[0006] A left auxiliary camera assembly, a calibration assembly and a right auxiliary camera assembly are arranged on one side of the crossbeam, and the left auxiliary camera assembly and the right auxiliary camera assembly are symmetrically arranged on both sides of the calibration assembly;

[0007] A crimping test assembly is arranged below the crossbeam, a Y-axis stage is arranged on one side of the crimping test assembly, and a product is arranged on the top of the Y-axis stage;

[0008] The crimping test assembly includes a first crimping assembly and a second crimping assembly, and the first crimping assembly and the second crimping assembly are respectively crimped on the top of the product to perform an electrical test;

[0009] A front auxiliary camera assembly is arranged on one side of the Y-axis stage.

[0010] In a preferred embodiment of the present invention, the left sub-camera assembly and the right sub-camera assembly have the same structure, and both the left sub-camera assembly and the right sub-camera assembly include a side guide mechanism fixedly mounted on one side of a crossbeam, the side guide mechanism is provided with a side guide groove, a side detection slide is cooperatively connected in the side guide groove, and a side detection slide is provided on the side detection camera.

[0011] In a preferred embodiment of the present invention, the crimping test assembly includes a Y movable module and a Y guide rail arranged in parallel, the Y movable module and the top of the Y guide rail are cooperatively connected with a Y slide, a first X movable module and a second X movable module are arranged on one side of the Y slide, one side of the first X movable module is cooperatively connected with a first crimping assembly, and one side of the second X movable module is cooperatively connected with a second crimping assembly.

[0012] In a preferred embodiment of the present invention, the first crimping assembly and the second crimping assembly both include a mounting plate, a light source slide is provided on one side of the mounting plate, a manual adjustment rod is provided on one side of the light source slide, a light source seat is provided on one side of the light source slide, and a plurality of lamp beads are provided at the bottom of the light source seat.

[0013] In a preferred embodiment of the present invention, a crimping slide is also provided on one side of the mounting vertical plate, a Z-direction crimping adjustment button is provided on the top of the crimping slide, a crimping fine-adjustment mechanism is provided on one side of the crimping slide, a crimping control motor is provided on the top of the crimping fine-adjustment mechanism, a coupling is provided at the bottom of the crimping control motor, a crimping rotating cylinder is provided at the bottom of the coupling, and a crimping block is provided at the bottom of the crimping rotating cylinder.

[0014] In a preferred embodiment of the present invention, the Y-axis carrier includes a base plate, a support block is arranged on the top of the base plate, shading strips are arranged at both ends of the top of the support block, a crimping power-on groove is arranged on the top of the support block, the product is arranged on one side of the crimping power-on groove, and a backlight pad is arranged on the top of the base plate and on the inner side of the support block.

[0015] In a preferred embodiment of the present invention, the calibration component includes a Z movable module fixedly mounted on one side of the beam, a Z motor is arranged on the top of the Z movable module, a Z slide plate is cooperatively connected to one side of the Z movable module, a rotating shaft is connected to one side of the Z slide plate, one end of the rotating shaft is connected to a fixed plate, and a positioning camera and a main camera are installed in parallel on one side of the fixed plate.

[0016] In a preferred embodiment of the present invention, a Z-direction manual adjustment platform is provided on one side of the fixed plate, the positioning camera is connected to the Z-direction manual adjustment platform, an autofocus platform is provided on one side of the fixed plate, and the main camera is installed on the autofocus platform.

[0017] In a preferred embodiment of the present invention, the front sub-camera assembly includes a mounting frame, the mounting frame is arranged on one side of the Y-axis carrier, a front guide mechanism is arranged on one side of the top of the mounting frame, a front guide groove is arranged on the front guide mechanism, the front guide groove is cooperatedly connected with a front detection slide, and a front detection camera is connected to one side of the front detection slide.

[0018] In a preferred embodiment of the present invention, a positioning button is provided at one end of the front detection slide, and the positioning button and the front detection slide are respectively located on both sides of the front guide mechanism.

[0019] The above technical solution of the present invention has the following advantages compared with the prior art:

[0020] The present application can achieve multi-size product adaptation through the Y-axis stage to improve test flexibility. In addition, by setting up an electrically controlled first crimping assembly and a second crimping assembly, product testing can be automatically achieved to improve test accuracy and test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, some of the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of a dark box detection device for lighting test of a liquid crystal panel according to an embodiment of the present invention;

[0023] Figure 2 It is a schematic diagram of the three-dimensional structure of a crimping test assembly according to an embodiment of the present invention;

[0024] Figure 3 is a schematic diagram of the three-dimensional structure of a calibration component according to an embodiment of the present invention;

[0025] Figure 4 is a side view of a calibration assembly according to an embodiment of the present invention;

[0026] Figure 5 is a schematic diagram of the structure of the front secondary camera assembly according to an embodiment of the present invention;

[0027] Figure 6 is a schematic diagram of the front secondary camera assembly from another angle according to an embodiment of the present invention;

[0028] Figure 7 is a schematic structural diagram of a right auxiliary camera assembly according to an embodiment of the present invention;

[0029] Figure 8 It is a schematic diagram of the Y-axis stage structure of an embodiment of the present invention;

[0030] Fig. 9 It is a schematic structural diagram of a first crimping assembly according to an embodiment of the present invention;

[0031] Fig.10 It is a schematic diagram of the first crimping assembly from another angle according to an embodiment of the present invention.

[0032] In the figure: 1, crossbeam, 2, protective cover, 3, control panel, 4, left auxiliary camera assembly, 5, support base;

[0033] 6. Crimp test assembly, 601. Y moving module, 602. Y slide, 603. First crimp assembly, 6031. Mounting plate, 6032. Light source slide, 6033. Crimp control motor, 6034. Light source seat, 6035. Lamp beads, 6036. Crimp block, 6037. Crimp rotating cylinder, 6038. Coupling, 6039. Crimp slide, 60310. Crimp fine adjustment mechanism, 60311. Z-direction crimp adjustment button, 60312. Manual adjustment rod; 604. First X moving module, 605. First X motor, 606. Second X motor, 607. Second X moving module, 608. Second crimp assembly, 609. Y guide rail;

[0034] 7. Y-axis stage, 701. bottom plate, 702. support block, 703. backlight pad, 704. shading strip, 705. crimping power slot; 8. front auxiliary camera assembly, 801. mounting frame, 802. front guide mechanism, 803. front guide slot, 804. front detection slide, 805. front detection camera, 806. positioning button; 9. right auxiliary camera assembly; 901. side guide mechanism, 902. side guide slot, 903. side detection slide, 904. side detection camera;

[0035] 10. Calibration assembly, 1001. Z motor, 1002. Z moving module, 1003. Z slide plate, 1004. Z manual adjustment table, 1005. Positioning camera, 1006. Main camera, 1007. Autofocus platform, 1008. Rotation axis;

[0036] 11. Products. DETAILED DESCRIPTION

[0037] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described in detail below in conjunction with specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0038] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0039] Embodiment 1

[0040] See also Figure 1-Figure 10 As shown, the present invention provides a dark box detection device for lighting test of a liquid crystal panel, comprising: a support base 5 and a crossbeam 1 installed on the top of the support base 5;

[0041] A left auxiliary camera assembly 4, a calibration assembly 10 and a right auxiliary camera assembly 9 are arranged on one side of the crossbeam 1. The left auxiliary camera assembly 4 and the right auxiliary camera assembly 9 are symmetrically arranged on both sides of the calibration assembly 10.

[0042] A crimping test assembly 6 is arranged below the crossbeam 1, a Y-axis stage 7 is arranged on one side of the crimping test assembly 6, and a product 11 is arranged on the top of the Y-axis stage 7;

[0043] The crimping test assembly 6 includes a first crimping assembly 603 and a second crimping assembly 608. The first crimping assembly 603 and the second crimping assembly 608 are respectively crimped on the top of the product 11 to perform a power-on test;

[0044] A front sub-camera assembly 8 is disposed on one side of the Y-axis stage 7 .

[0045] Specifically, a protective cover 2 and a control board 3 are arranged on one side of the crossbeam 1, and a circuit board is arranged inside the protective cover 2 to play a protective role.

[0046] According to an embodiment of the present invention, the left sub-camera assembly 4 and the right sub-camera assembly 9 have the same structure. Both the left sub-camera assembly 4 and the right sub-camera assembly 9 include a side guide mechanism 901 fixedly mounted on one side of the crossbeam 1. The side guide mechanism 901 is provided with a side guide groove 902. The side guide groove 902 is cooperatedly connected with a side detection slide 903. The side detection slide 903 is provided with a side detection camera 904.

[0047] According to an embodiment of the present invention, the crimping test assembly 6 includes a Y movable module 601 and a Y guide rail 609 arranged in parallel, the Y movable module 601 and the top of the Y guide rail 609 are cooperatively connected with a Y slide 602, a first X movable module 604 and a second X movable module 607 are arranged on one side of the Y slide 602, a first crimping assembly 603 is cooperatively connected to one side of the first X movable module 604, and a second crimping assembly 608 is cooperatively connected to one side of the second X movable module 607.

[0048] Specifically, a first X-motor 605 is provided at one end of the first X-module, and the first X-motor 605 is used to control the horizontal movement of the first crimping assembly 603 along the first X-module. Similarly, a second X-motor 606 is provided at one end of the second X-module, and the second X-motor 606 is used to control the horizontal movement of the second crimping assembly 608 along the second X-module, thereby flexibly controlling the movement accuracy of the first crimping assembly 603 and the second crimping assembly 608.

[0049] Specifically, the first crimping assembly 603 and the second crimping assembly 608 both include a mounting plate 6031, a light source slide 6032 is provided on one side of the mounting plate 6031, a manual adjustment rod 60312 is provided on one side of the light source slide 6032, a light source seat 6034 is provided on one side of the light source slide 6032, and a plurality of lamp beads 6035 are provided at the bottom of the light source seat 6034.

[0050] According to an embodiment of the present invention, a crimping slide 6039 is further provided on one side of the mounting vertical plate 6031, a Z-direction crimping adjustment button 60311 is provided on the top of the crimping slide 6039, a crimping fine-adjustment mechanism 60310 is provided on one side of the crimping slide 6039, a crimping control motor 6033 is provided on the top of the crimping fine-adjustment mechanism 60310, a coupling 6038 is provided at the bottom of the crimping control motor 6033, a crimping rotating cylinder 6037 is provided at the bottom of the coupling 6038, and a crimping block 6036 is provided at the bottom of the crimping rotating cylinder 6037.

[0051] According to an embodiment of the present invention, the Y-axis carrier 7 includes a base plate 701, a support block 702 is arranged on the top of the base plate 701, shading strips 704 are arranged at both ends of the top of the support block 702, a crimping power-on groove 705 is arranged on the top of the support block 702, the product 11 is arranged on one side of the crimping power-on groove 705, and a backlight pad 703 is arranged on the top of the base plate 701 and on the inner side of the support block 702.

[0052] According to an embodiment of the present invention, the calibration component 10 includes a Z movable module 1002 fixedly installed on one side of the beam 1, a Z motor 1001 is arranged on the top of the Z movable module 1002, a Z slide plate 1003 is cooperatively connected to one side of the Z movable module 1002, a rotating shaft 1008 is connected to one side of the Z slide plate 1003, one end of the rotating shaft 1008 is connected to a fixed plate, and a positioning camera 1005 and a main camera 1006 are installed in parallel on one side of the fixed plate.

[0053] Specifically, a Z-direction manual adjustment platform 1004 is provided on one side of the fixed plate, and the positioning camera 1005 is connected to the Z-direction manual adjustment platform 1004 ; an autofocus platform 1007 is provided on one side of the fixed plate, and the main camera 1006 is installed on the autofocus platform 1007 .

[0054] According to an embodiment of the present invention, the front sub-camera assembly 8 includes a mounting frame 801, which is arranged on one side of the Y-axis carrier 7. A front guide mechanism 802 is arranged on one side of the top of the mounting frame 801, and a front guide groove 803 is arranged on the front guide mechanism 802. The front guide groove 803 is cooperated with and connected to a front detection slide 804, and a front detection camera 805 is connected to one side of the front detection slide 804.

[0055] Furthermore, a positioning button 806 is provided at one end of the front detection slide 804 , and the positioning button 806 and the front detection slide 804 are respectively located on both sides of the front guide mechanism 802 .

[0056] In summary, the present application can achieve the adaptation of multi-size products 11 through the Y-axis stage 7, thereby improving the test flexibility. In addition, by setting the electrically controlled first crimping assembly 603 and the second crimping assembly 608, the test of the product 11 can be automatically realized, thereby improving the test accuracy and test effect.

[0057] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0058] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to the above embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the above embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

[0059] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A dark box detection device for a liquid crystal panel lighting test, comprising: A support seat and a crossbeam installed on the top of the support seat; characterized in that, A left auxiliary camera assembly, a calibration assembly and a right auxiliary camera assembly are arranged on one side of the crossbeam, and the left auxiliary camera assembly and the right auxiliary camera assembly are symmetrically arranged on both sides of the calibration assembly; A crimping test assembly is arranged below the crossbeam, a Y-axis stage is arranged on one side of the crimping test assembly, and a product is arranged on the top of the Y-axis stage; The crimping test assembly includes a first crimping assembly and a second crimping assembly, and the first crimping assembly and the second crimping assembly are respectively crimped on the top of the product to perform an electrical test; A front auxiliary camera assembly is arranged on one side of the Y-axis stage.

2. A dark box detection device for lighting test of a liquid crystal panel according to claim 1, characterized in that: The structure of the left auxiliary camera assembly is the same as that of the right auxiliary camera assembly. Both the left auxiliary camera assembly and the right auxiliary camera assembly include a side guide mechanism fixedly installed on one side of the crossbeam. The side guide mechanism is provided with a side guide groove. A side detection slide is cooperatively connected in the side guide groove. A side detection slide is provided on the side detection slide. A side detection camera is provided on the side detection slide.

3. The dark box detection device for lighting test of a liquid crystal panel according to claim 1, characterized in that: The crimping test assembly includes a Y movable module and a Y guide rail arranged in parallel, the Y movable module and the top of the Y guide rail are matched and connected with a Y slide seat, a first X movable module and a second X movable module are arranged on one side of the Y slide seat, a first crimping assembly is matched and connected on one side of the first X movable module, and a second crimping assembly is matched and connected on one side of the second X movable module.

4. The dark box detection device for lighting test of a liquid crystal panel according to claim 1, characterized in that: The first crimping assembly and the second crimping assembly both include a mounting plate, a light source slide is provided on one side of the mounting plate, a manual adjustment rod is provided on one side of the light source slide, a light source seat is provided on one side of the light source slide, and a plurality of lamp beads are provided at the bottom of the light source seat.

5. The dark box detection device for lighting test of a liquid crystal panel according to claim 4, characterized in that: A crimping slide is also provided on one side of the mounting vertical plate, a Z-direction crimping adjustment button is provided on the top of the crimping slide, a crimping fine-adjustment mechanism is provided on one side of the crimping slide, a crimping control motor is provided on the top of the crimping fine-adjustment mechanism, a coupling is provided at the bottom of the crimping control motor, a crimping rotating cylinder is provided at the bottom of the coupling, and a crimping block is provided at the bottom of the crimping rotating cylinder.

6. The dark box detection device for lighting test of a liquid crystal panel according to claim 1, characterized in that: The Y-axis carrier includes a base plate, a support block is arranged on the top of the base plate, shading strips are arranged at both ends of the top of the support block, a crimping power-on groove is arranged on the top of the support block, the product is arranged on one side of the crimping power-on groove, and a backlight pad is arranged on the top of the base plate and on the inner side of the support block.

7. The dark box detection device for lighting test of a liquid crystal panel according to claim 1, characterized in that: The calibration component includes a Z movable module fixedly installed on one side of the beam, a Z motor is arranged on the top of the Z movable module, a Z slide is cooperatively connected to one side of the Z movable module, a rotating shaft is connected to one side of the Z slide, one end of the rotating shaft is connected to a fixed plate, and a positioning camera and a main camera are installed in parallel on one side of the fixed plate.

8. The dark box detection device for lighting test of a liquid crystal panel according to claim 7, characterized in that: A Z-direction manual adjustment platform is arranged on one side of the fixed plate, the positioning camera is connected to the Z-direction manual adjustment platform, an autofocus platform is arranged on one side of the fixed plate, and the main camera is installed on the autofocus platform.

9. The dark box detection device for lighting test of a liquid crystal panel according to claim 1, characterized in that: The front auxiliary camera assembly includes a mounting frame, which is arranged on one side of the Y-axis carrier. A front guide mechanism is arranged on one side of the top of the mounting frame. A front guide groove is arranged on the front guide mechanism. The front guide groove is cooperated with and connected to a front detection slide. A front detection camera is connected to one side of the front detection slide.

10. The dark box detection device for liquid crystal panel lighting test according to claim 9, characterized in that: A positioning button is arranged at one end of the front detection slide, and the positioning button and the front detection slide are respectively located on two sides of the front guide mechanism.

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