Jig for lighting inspection

Abstract

The utility model discloses a jig for lighting inspection. The jig comprises an area-array camera and an objective table, an L-shaped mounting side plate is movably arranged on the area-array camera, and a horizontal moving assembly is arranged between the mounting side plate and the area-array camera; the objective table is formed by combining a first objective table body and a second objective table body, and a distance adjusting structure is arranged between the first objective table body and the second objective table body. Mounting plates are arranged on the first carrying table and the second carrying table, and hollow rods and inserting rods are arranged on the mounting plates correspondingly; strip-shaped grooves are formed in the first carrying table and the second carrying table, motors are arranged in the strip-shaped grooves, rotating rods are arranged at the output ends of the motors, nut blocks are in threaded connection with the outer sides of the rotating rods, and the nut blocks extend out of the strip-shaped grooves and are provided with second hollow rods and second insertion rods; the hollow rod and the second hollow rod are jointly provided with a supporting plate assembly. According to the utility model, the objective table is split, and the distance can be freely adjusted, so that the objective table is suitable for screens with different sizes; the hollow rod and the insertion rod used for placing the supporting plate assembly can also be adjusted along with the hollow rod and the insertion rod, and the supporting plate assembly can also change the supporting area.

Description

Technical Field

[0001] The utility model relates to, in particular to a jig for lighting inspection. Background Technique

[0002] With the increasing market demand for liquid crystal displays, the performance indicators of liquid crystal displays are getting higher and higher, and it is required that the production units have higher corresponding standards for product quality inspection. The current common method for liquid crystal display detection is manual inspection. However, with the increasing density of the resolution of liquid crystal displays, the efficiency of manual inspection is getting lower and lower, and it can no longer meet the production demand.

[0003] Lighting inspection is an important means for manual inspection of screen defects. By observing the feedback of the screen under different light colors, the position and shape of the defects are determined. In order to improve efficiency, a method of replacing manual labor with area array cameras has also emerged, which can improve accuracy and work efficiency.

[0004] However, in the prior art, the area of the stage for lighting inspection is fixed. When inspecting screens of different specifications and sizes, corresponding carriers need to be replaced, which has limitations and room for improvement. Content of the Utility Model

[0005] The utility model aims to solve the technical problem that the existing carriers for lighting inspection have limitations, and provides a jig for lighting inspection.

[0006] To solve the above technical problem, the technical solution provided by the utility model is: a jig for lighting inspection, including an area array camera and a stage; an L-shaped mounting side plate is movably arranged on the area array camera, and a horizontal movement component exists between the mounting side plate and the area array camera;

[0007] The stage is composed of a first stage and a second stage. A spacing adjustment structure is arranged between the first stage and the second stage. The spacing adjustment structure includes an insertion plate provided on the side of the second stage close to the first stage, and a slot capable of accommodating the insertion plate is provided on the side of the first stage; mounting plates are respectively provided on the first stage and the second stage and close to the front end. A hollow rod and a plug rod are respectively provided on the mounting plates, and the hollow rod is slidably connected to the plug rod; strip-shaped grooves are provided on both the first stage and the second stage, motors are provided in the strip-shaped grooves, a rotating rod is provided at the output end of each motor, a nut block is threadedly connected to the outside of each rotating rod, and a second hollow rod and a second plug rod are respectively provided on the nut block extending out of the strip-shaped groove, and the second hollow rod is slidably connected to the second plug rod;

[0008] A support plate assembly is jointly arranged on the hollow rod and the second hollow rod. The support plate assembly includes a plate body, extension plates are provided at the front and rear ends of the plate body, and the extension plates are both L-shaped and are respectively located above the hollow rod and the second hollow rod.

[0009] Preferably, the horizontal movement component includes a fixing plate provided below the mounting side plate. A motor two is provided on one side of the mounting side plate. A lead screw is provided at the output end of the motor two. The end of the lead screw is rotatably connected to the fixing plate. A nut block two is threadedly connected to the outside of the lead screw. The lower end of the nut block two is connected to the area array camera.

[0010] Preferably, both the insertion plate and the slot are T-shaped.

[0011] Preferably, threaded holes are provided on both the hollow rod and the hollow rod two. Limit bolts are threadedly connected to the threaded holes. The lower ends of the limit bolts extend into the hollow rod or the hollow rod two and are in pressing contact with the insertion rod or the insertion rod two.

[0012] Preferably, a limit slide bar is provided at the upper end of the nut block two. A limit chute capable of slidingly connecting with the limit slide bar is provided on the inner top surface of the mounting side plate.

[0013] Preferably, a mounting bottom plate is provided on one side of the carrier one. The mounting side plate is mounted on the mounting bottom plate.

[0014] The advantages of the present utility model compared with the prior art are as follows: The carrier platform is split-type and can freely adjust the distance, so as to be applicable to screens of different sizes. According to the above structure, the hollow rod and the insertion rod for placing the support plate assembly can also be adjusted accordingly. In addition, the support plate assembly can also change the support area through the extension plate, and then be photographed by the area array camera capable of horizontal movement. The adjustable range is large and the applicability is strong. Description of the Drawings

[0015] Figure 1 is the structural schematic diagram of the present utility model.

[0016] Figure 2 is the structural schematic diagram of the carrier platform of the present utility model.

[0017] Figure 3 is the split schematic diagram of the carrier platform of the present utility model.

[0018] Figure 4 is the structural schematic diagram of the support plate assembly of the present utility model.

[0019] Figure 5 is the structural schematic diagram of the horizontal movement component of the present utility model.

[0020] As shown in the figure: 1. Area array camera, 2. Mounting side plate, 3. Carrier one, 4. Carrier two, 5. Insertion plate, 6. Slot, 7. Mounting plate, 8. Hollow rod, 9. Insertion rod, 10. Limit bolt, 11. Strip-shaped groove, 12. Rotating rod, 13. Nut block, 14. Hollow rod two, 15. Insertion rod two, 16. Plate body, 17. Extension plate, 18. Fixing plate, 19. Lead screw, 20. Nut block two, 21. Limit slide bar, 22. Mounting bottom plate. Specific embodiments

[0021] The following further describes the present utility model in detail with reference to the accompanying drawings.

[0022] Embodiment 1, in combination with the attached Figure 1 、 5 , a jig for lighting inspection, comprising a line array camera 1 and a stage; an L-shaped mounting side plate 2 is movably arranged on the line array camera 1, and there is a horizontal movement component between the mounting side plate 2 and the line array camera 1; the horizontal movement component includes a fixing plate 18 arranged under the mounting side plate 2, a motor two is arranged on one side of the mounting side plate 2, a lead screw 19 is arranged at the output end of the motor two, and the end of the lead screw 19 is rotatably connected to the fixing plate 18; a nut block two 20 is threadedly connected to the outside of the lead screw 19, and the lower end of the nut block two 20 is connected to the line array camera 1; the line array camera 1 can be moved through the horizontal movement component to collect images under different lighting colors.

[0023] In combination with the attached Figure 5 , a limiting slide bar 21 is arranged at the upper end of the nut block two 20, and a limiting chute capable of slidingly connecting with the limiting slide bar 21 is arranged on the inner top surface of the mounting side plate 2; the nut block 21 can be limited to make its movement stable and avoid coming off.

[0024] In combination with the attached Figures 1-4 , the stage is composed of a stage one 3 and a stage two 4, and a spacing adjustment structure is arranged between the stage one 3 and the stage two 4. The spacing adjustment structure includes an insertion plate 5 arranged on the side of the stage two 4 close to the stage one 3, a slot 6 capable of accommodating the insertion plate 5 is arranged on the side of the stage one 3, and both the insertion plate 5 and the slot 6 are T-shaped, and the T-shape can prevent coming off; mounting plates 7 are arranged on the stage one 3 and the stage two 4 and close to the front end, a hollow rod 8 and an insertion rod 9 are respectively arranged on the mounting plates 7, and the hollow rod 8 is slidably connected to the insertion rod 9, so as to be adjusted following the spacing adjustment structure; strip-shaped grooves 11 are arranged on both the stage one 3 and the stage two 4, motors are arranged in the strip-shaped grooves 11, a rotating rod 12 is arranged at the output end of each motor, a nut block 13 is threadedly connected to the outside of each rotating rod 12, and a hollow rod two 14 and an insertion rod two 15 respectively extend out of the strip-shaped grooves 11 from the nut blocks 13, and the hollow rod two 14 is slidably connected to the insertion rod two 15.

[0025] In combination with the attached Figure 1 、 2 , threaded holes are arranged on both the hollow rod 8 and the hollow rod two 14, a limiting bolt 10 is threadedly connected to each threaded hole, and the lower end of each limiting bolt 10 extends into the hollow rod 8 or the hollow rod two 14 and is in pressing contact with the insertion rod 9 or the insertion rod two 15, so that the limiting effect can be achieved by tightening the limiting bolt 10, and the hollow rod 8, the hollow rod two 14 and the insertion rod 9, the insertion rod two 15 will no longer slide relative to each other.

[0026] In combination with the attached Figure 4, a support plate assembly is jointly provided on the hollow rod 8 and the hollow rod 14. The support plate assembly includes a plate body 16. Extension plates 17 are provided at both the front and rear ends of the plate body 16. The extension plates 17 are both L-shaped and are respectively located above the hollow rod 8 and the hollow rod 14. Thus, the support plate assembly can be adjusted following the adjustment of the distance between the hollow rod 8 and the hollow rod 14, and is suitable for the inspection of screens of different sizes.

[0027] The working principle of the present utility model: Place the screen to be detected on the plate body 16, perform lighting inspection through the movable area array camera 1 and the externally connected lighting controller, enable the lighting controller to control the lighting color sequence in order, collect images through the area array camera 1. When the area array camera 1 moves, the motor drives the nut block 20 to move through the lead screw 19, thereby driving the area array camera 1 below to move horizontally;

[0028] When adjustment according to the screen size is required, the motor drives the rotating rod 12 to rotate, drives the hollow rod 14 and the insertion rod 15 to move through the moving nut block 13, thereby adjusting the distance from the hollow rod 8 and the insertion rod 9. At this time, pull out the extension plate 17 from the plate body 16 to fit, increasing the support area and being suitable for screens of different sizes;

[0029] In addition, pull the carrier 1 3 and the carrier 2 4 in the opposite direction. The insertion plate 5 moves in the slot 6. At the same time, the insertion rod 9 and the insertion rod 15 cooperate to move in the hollow rod 8 and the hollow rod 14. After moving, lock it with the limit bolt 10, and multiple support plate assemblies can be placed simultaneously.

[0030] The above describes the present utility model and its implementation manners. This description is not restrictive. What is shown in the drawings is only one of the implementation manners of the present utility model, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and, without departing from the creative purpose of the present utility model, design similar structural manners and embodiments to this technical solution without creative efforts, they should all fall within the protection scope of the present utility model.

Claims

1. A jig for lighting inspection, comprising an area array camera (1) and a stage; characterized in that: On the surface array camera (1), an L-shaped mounting side plate (2) is movably arranged above, and there is a horizontal movement component between the mounting side plate (2) and the surface array camera (1); The stage is composed of a first stage (3) and a second stage (4). A spacing adjustment structure is provided between the first stage (3) and the second stage (4). The spacing adjustment structure includes a plug board (5) provided on the side of the second stage (4) close to the first stage (3), and a slot (6) capable of accommodating the plug board (5) is provided on the side of the first stage (3); On the first stage (3) and the second stage (4) and close to the front end, mounting plates (7) are provided respectively, and a hollow rod (8) and a plug rod (9) are provided on the mounting plates (7) respectively, and the hollow rod (8) is slidably connected with the plug rod (9); On the first stage (3) and the second stage (4), strip-shaped grooves (11) are provided respectively, motors are provided in the strip-shaped grooves (11), rotating rods (12) are provided at the output ends of the motors, and nut blocks (13) are threadedly connected to the outer sides of the rotating rods (12), and hollow rods two (14) and plug rods two (15) are respectively provided at the nut blocks (13) extending out of the strip-shaped grooves (11), and the hollow rod two (14) is slidably connected with the plug rod two (15); A support plate assembly is jointly provided on the hollow rod (8) and the hollow rod two (14). The support plate assembly includes a plate body (16), extension plates (17) are provided at the front and rear ends of the plate body (16), and the extension plates (17) are both L-shaped and are respectively located above the hollow rod (8) and the hollow rod two (14).

2. The jig for lighting inspection according to claim 1, wherein: The horizontal movement component includes a fixing plate (18) provided below the mounting side plate (2). A second motor is provided on one side of the mounting side plate (2), and a lead screw (19) is provided at the output end of the second motor. The end of the lead screw (19) is rotatably connected with the fixing plate (18); A nut block two (20) is threadedly connected to the outer side of the lead screw (19), and the lower end of the nut block two (20) is connected with the surface array camera (1).

3. The jig for lighting inspection according to claim 1, characterized in that: Both the plug board (5) and the slot (6) are T-shaped.

4. The jig for lighting inspection according to claim 1, wherein: Threaded holes are provided on both the hollow rod (8) and the hollow rod two (14), and limit bolts (10) are threadedly connected in the threaded holes. The lower ends of the limit bolts (10) extend into the hollow rod (8) or the hollow rod two (14) and are in pressing contact with the plug rod (9) or the plug rod two (15).

5. The jig for lighting inspection according to claim 2, wherein: A limit slide bar (21) is provided at the upper end of the nut block two (20), and a limit slide groove capable of slidably connecting with the limit slide bar (21) is provided on the inner top surface of the mounting side plate (2).

6. The jig for lighting inspection according to claim 1, wherein: A mounting bottom plate (22) is provided on one side of the first stage (3), and the mounting side plate (2) is mounted on the mounting bottom plate (22).

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