Transmission type liquid crystal panel defect observation device

Abstract

The utility model relates to the technical field of liquid crystal display panels, in particular to a transmission type liquid crystal display panel defect observation device which comprises a supporting plate, an observation assembly is arranged on the top of the supporting plate, a transmission assembly is arranged on the side face of the supporting plate, and by arranging the observation assembly, a defect inspection tester is installed on an installation plate to observe a liquid crystal display panel. Due to the fact that a sliding block is in sliding connection with a mounting groove, a worker can adjust the flaw detector to a proper detection position, detection work is facilitated, meanwhile, after a fixing bolt is rotated, the position of a guide plate can be fixed, meanwhile, the guide plate is convenient to disassemble and assemble, and practicability is improved; the liquid crystal panel is placed on the conveying belt, the working efficiency is improved through movement of the conveying belt, after the driving motor is started, the adsorption pad adsorbs the outer surface of the liquid crystal panel, dust on the outer surface of the liquid crystal panel can be adsorbed, better observation of the defect inspection instrument is facilitated, and meanwhile the observation efficiency of the liquid crystal panel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid crystal panels, in particular to a transmission type liquid crystal panel defect observation device. Background Technique

[0002] The liquid crystal panel is the material that determines the brightness, contrast, color, and viewing angle of the liquid crystal display. The price trend of the liquid crystal panel directly affects the price of the liquid crystal display. The quality and technology of the liquid crystal panel are related to the overall performance of the liquid crystal display. Multiple factors such as the output, quality, and market environment of the liquid crystal panel are related to the quality, price, and market trend of the liquid crystal display itself. Because about 80% of the cost of a liquid crystal display is concentrated on the panel, during the processing of the liquid crystal panel, in order to improve work efficiency, transmission type defect observation is required.

[0003] In the prior art, such as: CN216117289U, a liquid crystal panel defect detection device. This kind of liquid crystal panel defect detection device can insert the liquid crystal panel into a fixture whose position is adjusted by an electric push rod through the combined use of accessories, making the liquid crystal panel horizontally placed on the top of the base. After cleaning the impurities on the surface of the liquid crystal panel in cooperation with an air pump, it ensures that the image data collected by the image acquisition device is normal, facilitating the later comparison of image data and increasing the accuracy of panel defect detection.

[0004] However, there are still certain deficiencies in the use of this device. When this device detects defects on the liquid crystal panel, since the position of the image acquisition device is fixed, it is not convenient to adjust the detection position. At the same time, it is not convenient for disassembly and installation, reducing the practicability. This device has low efficiency when detecting the liquid crystal panel. It needs to clamp and fix the liquid crystal panel with a fixture before detection, thereby reducing the work efficiency. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a transmission type liquid crystal panel defect observation device to solve the problems raised in the above background technique. When this device detects defects on the liquid crystal panel, since the position of the image acquisition device is fixed, it is not convenient to adjust the detection position. At the same time, it is not convenient for disassembly and installation, reducing the practicability. This device has low efficiency when detecting the liquid crystal panel. It needs to clamp and fix the liquid crystal panel with a fixture before detection, thereby reducing the work efficiency.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A transmission type liquid crystal panel defect observation device includes a support plate. An observation component is arranged on the top of the support plate, and a transmission component is arranged on the side of the support plate;

[0008] The observation component includes a guide plate on the top of the support plate. A sliding block is fixedly connected to the bottom of the guide plate. An installation groove is formed in the top of the support plate. The sliding block is opposite to the support plate in position. The sliding block extends into the installation groove and is slidably connected to the installation groove. An installation plate is fixedly connected to the bottom of the guide plate. A defect inspection instrument is fixedly connected to the bottom of the installation plate. A fixing bolt is arranged on the top of the guide plate. The fixing bolt penetrates through the guide plate and the sliding block and extends into the support plate. The fixing bolt is threadedly connected to the guide plate;

[0009] The transmission component includes a driving motor installed on the side of the support plate. The output end of the driving motor is fixedly connected with a guide roller. The guide roller penetrates through the support plate and extends to the other side of the support plate. The guide roller is rotatably connected to the support plate. An adsorption pad is sleeved on the outer surface of the guide roller.

[0010] As a preferred scheme of the present utility model, a bearing plate is fixedly connected to the bottom of the support plate. A transmission belt abuts against the top of the bearing plate. The guide roller is located on the top of the transmission belt.

[0011] As a preferred scheme of the present utility model, the end of the adsorption pad abuts against a fixing ring. The fixing ring is threadedly connected to the guide roller.

[0012] As a preferred scheme of the present utility model, support legs are fixedly connected to the bottom of the bearing plate. The support legs are located at the bottom corners of the bearing plate.

[0013] As a preferred scheme of the present utility model, four fixing bolts are provided. The four fixing bolts are respectively located at the top corners of the guide plate.

[0014] As a preferred scheme of the present utility model, an anti-slip pad is fixedly connected to the bottom of the support leg. The material of the anti-slip pad is rubber.

[0015] As a preferred scheme of the present utility model, the guide plate is located at the middle position on the top of the support plate. The defect inspection instrument is located directly above the transmission belt.

[0016] As a preferred scheme of the present utility model, two fixing rings are provided. The two fixing rings are opposite in position.

[0017] Compared with the prior art, the beneficial effects of the present utility model are:

[0018] 1. In the present utility model, by providing an observation assembly, the defect inspection instrument is installed on the mounting plate to observe the liquid crystal panel. Due to the sliding connection between the sliding block and the mounting groove, the staff can adjust the defect inspection instrument to a suitable detection position, facilitating the detection work. At the same time, after rotating the fixing bolt, the position of the guide plate can be fixed, and it is also convenient to disassemble and install the guide plate, thereby improving the practicability.

[0019] 2. In the present utility model, by providing a transmission assembly, the liquid crystal panel is placed on the conveyor belt. The moving of the conveyor belt improves the work efficiency. After starting the driving motor, the adsorption pad adsorbs on the outer surface of the liquid crystal panel, and the dust on the outer surface of the liquid crystal panel can be adsorbed, facilitating better observation by the defect inspection instrument and improving the observation efficiency of the liquid crystal panel at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is the overall structural schematic diagram of the present utility model;

[0021] Figure 2 is the exploded structural schematic diagram of the top of the support plate of the present utility model;

[0022] Figure 3 is the bottom structural schematic diagram of the guide plate of the present utility model;

[0023] Figure 4 is the top structural schematic diagram of the carrier plate of the present utility model.

[0024] In the figure: 1, support plate; 2, observation assembly; 201, guide plate; 202, mounting groove; 203, fixing bolt; 204, sliding block; 205, mounting plate; 206, defect inspection instrument; 3, transmission assembly; 301, conveyor belt; 302, guide roller; 303, adsorption pad; 304, fixing ring; 305, driving motor; 4, carrier plate; 5, support leg; 6, anti-slip pad. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0026] Embodiment, please refer to Figures 1 - 4 , the present utility model provides a technical solution:

[0027] A transmission type liquid crystal panel defect observation device, including a support plate 1, an observation component 2 is arranged on the top of the support plate 1, and a transmission component 3 is arranged on the side of the support plate 1.

[0028] In this embodiment, according to Figure 1 , Figure 2 and Figure 3 As shown, the observation component 2 includes a guide plate 201 on the top of the support plate 1. A sliding block 204 is fixedly connected to the bottom of the guide plate 201. An installation groove 202 is opened on the top of the support plate 1. The sliding block 204 is opposite to the position of the support plate 1. The sliding block 204 extends into the installation groove 202 and is slidably connected with the installation groove 202. An installation plate 205 is fixedly connected to the bottom of the guide plate 201. A defect inspection instrument 206 is fixedly connected to the bottom of the installation plate 205. A fixing bolt 203 is arranged on the top of the guide plate 201. The fixing bolt 203 penetrates through the guide plate 201 and the sliding block 204 and extends into the support plate 1. The fixing bolt 203 is threadedly connected with the guide plate 201. There are four fixing bolts 203, and the four fixing bolts 203 are respectively located at the top corners of the guide plate 201. The guide plate 201 is located at the middle position on the top of the support plate 1. The defect inspection instrument 206 is located directly above the conveyor belt 301.

[0029] Among them, due to the sliding connection between the sliding block 204 and the installation groove 202, the staff can adjust the defect inspection instrument 206 to a suitable detection position, which is convenient for the detection work. At the same time, after rotating the fixing bolt 203, the position of the guide plate 201 can be fixed, and it is also convenient to disassemble and install the guide plate 201, thereby improving the practicability.

[0030] In this embodiment, according to Figure 1 and Figure 4 As shown, the transmission component 3 includes a driving motor 305 installed on the side of the support plate 1. The output end of the driving motor 305 is fixedly connected with a guide roller 302. The guide roller 302 penetrates through the support plate 1 and extends to the other side of the support plate 1. The guide roller 302 is rotatably connected with the support plate 1. An adsorption pad 303 is sleeved on the outer surface of the guide roller 302. A bearing plate 4 is fixedly connected to the bottom of the support plate 1. A conveyor belt 301 abuts against the top of the bearing plate 4. The guide roller 302 is located on the top of the conveyor belt 301. The end of the adsorption pad 303 abuts against a fixing ring 304. The fixing ring 304 is threadedly connected with the guide roller 302. Support legs 5 are fixedly connected to the bottom of the bearing plate 4. The support legs 5 are located at the bottom corners of the bearing plate 4. Anti-slip pads 6 are fixedly connected to the bottoms of the support legs 5. The material of the anti-slip pads 6 is rubber. There are two fixing rings 304, and the two fixing rings 304 are opposite in position.

[0031] Among them, the transfer belt 301 is used to transfer and observe the liquid crystal panel, which improves the work efficiency. The adsorption pad 303 adsorbs the dust and impurities on the outer surface of the liquid crystal panel, facilitating better observation by the defect inspection instrument 206 and improving the observation efficiency of the liquid crystal panel at the same time.

[0032] The working process of the present utility model: When the transfer type liquid crystal panel defect observation device designed by this solution is working, first check whether the device is in normal use. Place the liquid crystal panel on the top of the transfer belt 301, start the transfer belt 301, and at the same time start the driving motor 305 to rotate the guide roller 302. The adsorption pad 303 adsorbs the dust and impurities on the outer surface of the liquid crystal panel. Then the liquid crystal panel is transferred to the bottom of the guide plate 201, and the defect inspection instrument 206 is used to inspect the liquid crystal panel for defects, facilitating better observation by the defect inspection instrument 206 and improving the observation efficiency of the liquid crystal panel at the same time. Due to the sliding connection between the sliding block 204 and the installation groove 202, the staff can adjust the defect inspection instrument 206 to a suitable detection position, facilitating the detection work. At the same time, after rotating the fixing bolt 203, the position of the guide plate 201 can be fixed, and it is also convenient to disassemble and install the guide plate 201, thereby improving the practicability. The transfer belt 301 is used to transfer and observe the liquid crystal panel, which improves the work efficiency. A non-slip pad 6 is fixedly connected to the bottom of the support leg 5 to prevent the device from moving during work.

[0033] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A transmission type liquid crystal panel defect observation device, comprising a support plate (1), characterized in that: An observation component (2) is arranged on the top of the support plate (1), and a transmission component (3) is arranged on the side of the support plate (1); The observation assembly (2) comprises a guide plate (201) at the top of the support plate (1), a sliding block (204) is fixedly connected to the bottom of the guide plate (201), a mounting groove (202) is provided at the top of the support plate (1), the sliding block (204) is opposite to the support plate (1), the sliding block (204) extends into the mounting groove (202) and is slidably connected to the mounting groove (202), a mounting plate (205) is fixedly connected to the bottom of the guide plate (201), a defect inspection instrument (206) is fixedly connected to the bottom of the mounting plate (205), a fixing bolt (203) is provided at the top of the guide plate (201), the fixing bolt (203) passes through the guide plate (201) and the sliding block (204) and extends into the support plate (1), and the fixing bolt (203) is threadedly connected to the guide plate (201); The transmission component (3) comprises a driving motor (305) mounted on the side of the support plate (1); the output end of the driving motor (305) is fixedly connected to a guide roller (302); the guide roller (302) passes through the support plate (1) and extends to the other side of the support plate (1); the guide roller (302) is rotatably connected to the support plate (1); and the outer surface of the guide roller (302) is sleeved with an adsorption pad (303).

2. The transmission type liquid crystal panel defect observation device according to claim 1, characterized in that: The bottom of the support plate (1) is fixedly connected to a carrying plate (4), the top of the carrying plate (4) is in contact with a conveyor belt (301), and the guide roller (302) is located on the top of the conveyor belt (301).

3. The transmission type liquid crystal panel defect observation device according to claim 1, characterized in that: The end of the adsorption pad (303) is butted against a fixing ring (304), and the fixing ring (304) is threadedly connected to the guide roller (302).

4. The transmission type liquid crystal panel defect observation device according to claim 2, characterized in that: A support leg (5) is fixedly connected to the bottom of the carrying plate (4), and the support leg (5) is located at a bottom corner of the carrying plate (4).

5. The transmission type liquid crystal panel defect observation device according to claim 1, characterized in that: Four fixing bolts (203) are provided, and the four fixing bolts (203) are respectively located at the top corners of the guide plate (201).

6. The transmission type liquid crystal panel defect observation device according to claim 4, characterized in that: The bottom of the support leg (5) is fixedly connected with an anti-skid pad (6), and the material of the anti-skid pad (6) is rubber.

7. The transmission type liquid crystal panel defect observation device according to claim 1, characterized in that: The guide plate (201) is located at the top middle position of the support plate (1), and the defect inspection device (206) is located directly above the conveyor belt (301).

8. The transmission type liquid crystal panel defect observation device according to claim 3, characterized in that: Two fixing rings (304) are provided, and the two fixing rings (304) are located opposite to each other.

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