Automatic backlight AOI detection device

Abstract

The utility model discloses an automatic backlight AOI detection device which is applied to a working assembly on the detection device, and the working assembly comprises a working table arranged on the detection device and a plurality of clamping assemblies arranged on the working table. The clamping assembly comprises a movable sleeve piece arranged on the workbench and a fixed piece arranged on the movable sleeve piece. In the technical scheme of the utility model, through the clamping assembly on the working assembly, modules with different sizes can be fixed in the process of detecting and moving the modules, the situation that the detection device is inconvenient to detect due to the fact that the modules move in the working area in the process of detecting the modules is prevented, and through the fixed part and the movable part of the clamping assembly, the detection efficiency is improved. According to the module fixing device, the springs on the movable parts stretch out and draw back, the movable parts drive the fixed parts to move, it is guaranteed that modules of different sizes enter the two fixed parts, and under the stretching-out and drawing-back effect of the springs, the fixed parts generate thrust to fix the modules.

Description

Technical Field

[0001] The utility model relates to the technical field of AOI detection, in particular to an automatic backlight AOI detection device. Background Art

[0002] The backlight is one of the key components of liquid crystal display products. Its function is to supply sufficient brightness and evenly distributed light source so that it can display images normally. In the final process of backlight manufacturing, it is necessary to perform optical feature inspection on the backlight to detect whether there are defects such as dark spots, dark shadows, bright spots, etc., in order to determine whether the product is qualified and ensure product quality. The existing inspection generally uses automatic optical inspection equipment, referred to as AOI. The basic working principle of AOI is to use optical means to obtain the image of the object to be tested;

[0003] Most of the existing AOI inspection equipment places the module in the inspection area (working area). However, during the inspection process, the mover of the inspection equipment will drive the module to move continuously. During the movement, since there is no structure to limit the module in the inspection area, the module moves in the inspection area during the movement of the module, which makes it inconvenient for the inspection and observation of the inspection equipment. Utility Model Content

[0004] The main purpose of the utility model is to provide an automated backlight AOI detection device, aiming to solve the technical problem that the existing detection equipment is not convenient for fixing the module during detection.

[0005] To achieve the above-mentioned purpose, the automated backlight AOI inspection device proposed in the utility model is applied to a working component on the inspection device, wherein the working component comprises a workbench provided on the inspection device and a plurality of clamping components provided on the workbench, wherein the plurality of clamping components are arranged at intervals in the transverse direction of the length of the workbench;

[0006] The clamping assembly comprises a movable set arranged on the workbench and a fixing piece arranged on the movable set.

[0007] Optionally, the working assembly further comprises a plurality of working areas opened on the top of the workbench, and the clamping assembly is arranged inside the working area.

[0008] The movable set comprises movable parts inserted into two sides of the inner wall of the working area and springs sleeved on the outer surface of the movable parts.

[0009] A cavity is provided inside the workbench at the position of the spring, the cavity is communicated with the working area, parts of the spring and the movable part are located inside the cavity, and both ends of the spring are connected to the inner wall of the cavity.

[0010] The inner wall of the cavity is provided with a movable hole, one end of the movable member passes through the cavity and is inserted into the movable hole, and the movable member and the cavity are in a cross-shaped structure when viewed from above.

[0011] A fixing piece is fixedly arranged at one end of the movable piece located in the working area, and the fixing piece and the movable piece are integrally formed into a flat gantry structure.

[0012] A lamp holder is installed on the top of the workbench at a position on one side of the clamping assembly, and a retractable lamp pole is arranged on the top of the lamp holder. A bendable adjusting piece is fixed on the top of the lamp pole, and a lamp is installed on one end of the adjusting piece.

[0013] A test area is provided on the top of the detection device, a mover is installed inside the test area, and the workbench is arranged between the tops of the movers.

[0014] Support legs are fixedly arranged at the four corners of the bottom of the detection device.

[0015] The technical solution of the utility model has the following beneficial effects: in the technical solution of the utility model, through the clamping assembly on the working assembly, modules of different sizes can be fixed in the process of module detection and movement, to prevent the module from moving inside the working area during module detection, which makes it inconvenient for the detection device to detect; through the fixed parts and movable parts of the clamping assembly, the spring on the movable part is expanded and contracted, so that the movable part drives the fixed part to move, ensuring that modules of different sizes enter the interior of the two fixed parts, and under the expansion and contraction action of the spring, the fixed part generates thrust to fix the module. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1 The overall structure of an automated backlight AOI inspection device according to an embodiment of the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 The overall structure of the working components of an automated backlight AOI inspection device according to one embodiment of the utility model is shown in FIG. Figure 2 ;

[0019] Figure 3 This is a schematic diagram of the decomposition structure of the working components of an automated backlight AOI inspection device according to one embodiment of the utility model;

[0020] Figure 4 The present invention is a schematic diagram of a three-dimensional structure of a lamp of an automated backlight AOI inspection device according to an embodiment of the present invention.

[0021] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings.

[0022] Figure numbers: 1. Testing equipment; 101. Legs; 2. Testing area; 3. Mover; 4. Workbench; 401. Work area; 5. Fixing parts; 6. Movable parts; 601. Movable holes; 7. Springs; 8. Lamp holders; 9. Lamp poles; 10. Adjusting parts; 11. Lamp. DETAILED DESCRIPTION

[0023] 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 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.

[0024] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0025] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0026] The utility model proposes an automatic backlight AOI detection device. Figure 1 , applied to a working component on the detection device 1, the working component includes a workbench 4 arranged on the detection device 1 and a plurality of clamping components arranged on the workbench 4, the plurality of clamping components are arranged laterally at intervals along the length direction of the workbench 4; the clamping component includes a movable kit arranged on the workbench 4 and a fixing part 5 arranged on the movable kit.

[0027] like Figure 1As shown, the working component is a part of the detection device 1. In simple terms, the working component is a device on the detection device 1. The working component is a rectangular parallelepiped structure as a whole, and a plurality of clamping components are provided on the top of the working component. The number of the clamping components is set to three, and the three clamping components are horizontally distributed on the workbench 4, and there are intervals between the three clamping components.

[0028] The module can be pushed into the working area 401 of the workbench 4, and the structures on the clamping assembly are arranged on both sides of the inner wall of the working area 401. After the module is pushed into the working area 401, the clamping assembly fixes the module.

[0029] Please refer to Figure 1-Figure 3 The working assembly also includes a plurality of working areas 401 opened on the top of the workbench 4 , and the clamping assembly is arranged inside the working area 401 .

[0030] like Figure 1-Figure 3 As shown, the work area 401 is opened on the top of the workbench 4, and the work area 401 is a part of the workbench 4, and the two are an integrated structure. At the same time, the work area 401 is also opened in a transversely spaced distribution, and the clamping assembly can be installed inside the work area 401.

[0031] Please refer to Figure 3 The movable kit includes movable parts 6 inserted into both sides of the inner wall of the working area 401 and springs 7 sleeved on the outer surface of the movable parts 6.

[0032] like Figure 3 As shown, one end of the movable part 6 is inserted into the inner wall of the working area 401 and moves inside the workbench 4. The spring 7 is arranged inside the workbench 4 and is sleeved inside the movable part 6. The relationship between the two is that during the movement of the movable part 6, the spring 7 can be driven to expand and contract.

[0033] Please continue to read Figure 3 A cavity is provided inside the workbench 4 at the position of the spring 7, the cavity is communicated with the working area 401, parts of the spring 7 and the movable part 6 are located inside the cavity, and both ends of the spring 7 are connected to the inner wall of the cavity.

[0034] like Figure 3 As shown, a cavity can be provided inside the workbench 4 at the position of the spring 7, thereby ensuring that both ends of the spring 7 are connected to the inside of the cavity, and the spring 7 can be driven to expand and contract during the movement of the movable part 6.

[0035] Please continue to read Figure 3 A movable hole 601 is opened on the inner wall of the cavity, one end of the movable member 6 passes through the cavity and is inserted into the movable hole 601, and the movable member 6 and the cavity are in a cross-shaped structure when viewed from above.

[0036] like Figure 3 As shown, a matching movable hole 601 can be provided on the inner wall of the cavity at the position of the movable member 6, thereby ensuring that the movable member 6 can move laterally during the movement process to prevent it from getting stuck.

[0037] Please continue to read Figure 3 A fixing part 5 is fixedly provided at one end of the movable part 6 located in the working area 401, and the fixing part 5 and the movable part 6 are integrally formed into a flat gantry structure.

[0038] like Figure 3 As shown, the number of fixing members 5 in each group is set to two, which are arranged one in front and one behind, and the ends are connected to the fixing members 5. The whole structure is a gantry structure, and one end of the fixing member 5 is an inclined structure to ensure that when the module is inserted into the interior of the working area 401, it is easy to push the two fixing members 5.

[0039] Please refer to Figure 3 and Figure 4 A lamp holder 8 is installed on the top of the workbench 4 at a position on one side of the clamping assembly, and a retractable lamp pole 9 is provided on the top of the lamp holder 8.

[0040] like Figure 3 and Figure 4 As shown, it is ensured that the installed lamp 11 can move up and down and extend and retract, and is located on one side of the clamping assembly to ensure further illumination of the module.

[0041] Please continue to read Figure 3 and Figure 4 A bendable adjusting member 10 is fixedly provided on the top of the lamp pole 9 , and a lamp 11 is installed on one end of the adjusting member 10 .

[0042] like Figure 3 and Figure 4 As shown, the adjusting member 10 connected to one end of the lamp 11 is a flexible hose, which is a prior art and ensures that the lamp 11 can be moved to a suitable position to illuminate the module.

[0043] Please refer to Figure 1 A test area 2 is provided on the top of the detection device 1 , a mover 3 is installed inside the test area 2 , and a workbench 4 is provided between the tops of the movers 3 .

[0044] like Figure 1 As shown, the mover 3 in the test area 2 is composed of a screw motor, which can drive the workbench 4 to move forward, backward, left and right, so as to facilitate the detection of the module.

[0045] Please continue to read Figure 1 , legs 101 are fixedly provided at the four corners of the bottom of the detection device 1 .

[0046] like Figure 1As shown, the leg 101 is one of the structures of the detection device 1 and supports the entire detection device 1 .

[0047] Specifically, the working principle and process of the utility model are as follows: the module is pushed into the interior of the working area 401, and the module squeezes the fixing parts 5 on both sides, so that the fixing parts 5 drive the movable parts 6 to move, and the movable parts 6 drive the spring 7 sleeved on the outer surface to stretch. Under the action of the spring 7 retracting after stretching, the fixing part 5 generates a thrust, so that the fixing part 5 fixes the module.

[0048] The utility model has the following advantages: during the process of detecting the module, the module can be fixed without affecting the detection of the detection device 1 .

[0049] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. An automated backlight AOI inspection device, applied to a working component on an inspection device (1), characterized in that: The working assembly comprises a workbench (4) arranged on the detection device (1) and a plurality of clamping assemblies arranged on the workbench (4), wherein the plurality of clamping assemblies are arranged at intervals in the transverse direction of the length of the workbench (4); The clamping assembly comprises a movable set of components arranged on the workbench (4) and a fixing component (5) arranged on the movable set of components.

2. The automated backlight AOI inspection device according to claim 1, characterized in that: The working assembly further comprises a plurality of working areas (401) opened on the top of the working table (4), and the clamping assembly is arranged inside the working area (401).

3. The automated backlight AOI inspection device according to claim 2, characterized in that: The movable kit comprises movable parts (6) inserted into both sides of the inner wall of the working area (401) and springs (7) sleeved on the outer surface of the movable parts (6).

4. The automated backlight AOI inspection device according to claim 3, characterized in that: A cavity is provided inside the workbench (4) at the location of the spring (7), the cavity is communicated with the working area (401), parts of the spring (7) and the movable part (6) are located inside the cavity, and both ends of the spring (7) are connected to the inner wall of the cavity.

5. The automated backlight AOI inspection device according to claim 4, characterized in that: The inner wall of the cavity is provided with a movable hole (601), one end of the movable member (6) passes through the cavity and is inserted into the movable hole (601), and the movable member (6) and the cavity are in a cross-shaped structure when viewed from above.

6. The automated backlight AOI inspection device according to claim 3, characterized in that: A fixing part (5) is fixedly provided at one end of the movable part (6) located in the working area (401), and the fixing part (5) and the movable part (6) are integrally formed into a flat gantry structure.

7. The automated backlight AOI inspection device according to claim 1, characterized in that: A lamp holder (8) is installed on the top of the workbench (4) at a position on one side of the clamping assembly, and a retractable lamp pole (9) is provided on the top of the lamp holder (8).

8. The automated backlight AOI inspection device according to claim 7, characterized in that: A bendable adjusting member (10) is fixedly provided on the top of the lamp pole (9), and a lamp (11) is mounted on one end of the adjusting member (10).

9. The automated backlight AOI inspection device according to claim 1, characterized in that: A test area (2) is provided on the top of the detection device (1), a mover (3) is installed inside the test area (2), and the workbench (4) is arranged between the tops of the movers (3).

10. The automated backlight AOI inspection device according to claim 1, characterized in that: Support legs (101) are fixedly provided at the four corners of the bottom of the detection device (1).

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