Display light bar detection device

Abstract

The utility model discloses a display light bar detection device, and belongs to the technical field of display light bar detection. The device mainly comprises an outer frame, a camera component and a positioning mechanism, the outer frame is provided with a display, an operation panel, a three-color lamp, a start button, a re-judgment button, an industrial personal computer, a code scanning gun and a keyboard and mouse structure, the camera component is movably installed on the outer frame, the positioning mechanism is installed on the outer frame, and a product is arranged at the top of the positioning mechanism; the camera further comprises a driving mechanism used for driving the camera component to move in the X-axis direction and the Z-axis direction, the driving mechanism comprises an X-axis belt module, the X-axis belt module is installed on the outer frame, and a sliding block is connected to the X-axis belt module in a sliding mode. According to the display light bar detection device, high-precision and high-efficiency detection of display light bar products is realized through combination of automatic equipment and an AOI system, and compared with a traditional manual detection method, automatic detection can greatly shorten the detection time and improve the detection efficiency.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of display lamp bar detection, in particular to a display lamp bar detection device. BACKGROUND

[0002] A display is a device that converts electronic signals into visual images, commonly known as a monitor. It can realize human-computer interaction by receiving computer signals and displaying images, text and videos on the screen. After the lamp bar assembly of the backlight module of the liquid crystal display is completed, it needs to be detected for defects to ensure the quality and performance of the display.

[0003] At present, the display lamp bar detection work is usually manually operated. Manual detection needs to rely on the vision and manual operation of the detection personnel, which will lead to relatively slow detection speed. Especially in the process of mass production of displays, the efficiency of manual detection cannot meet the needs of the fast production line, resulting in production bottlenecks and delays.

[0004] Therefore, it is necessary to provide a display lamp bar detection device to solve the above problems.

[0005] It should be noted that the above information disclosed in the background section of the present application is only used to understand the background technology of the concept of the present application, and therefore, it can contain information that does not constitute prior art. CONTENT OF THE INVENTION

[0006] Based on the above problems existing in the prior art, the problem to be solved by the present application is to provide a display lamp bar detection device, which realizes high-precision and high-efficiency detection of display lamp bar products through the combination of automatic equipment and AOI system. Compared with the traditional manual detection method, automatic detection can greatly shorten the detection time and improve the detection efficiency.

[0007] The technical scheme adopted by the present application to solve its technical problems is: a display lamp bar detection device, comprising an outer frame, a camera component and a positioning mechanism, the outer frame is respectively provided with a display, an operation panel, a three-color lamp, a start button, a re-judgment button, an industrial computer, a code scanning gun and a keyboard and mouse structure, the camera component is movably installed on the outer frame, the positioning mechanism is installed on the outer frame, and a product is arranged on the top of the positioning mechanism; wherein, a driving mechanism for driving the camera component to move in X-axis and Z-axis directions is further included.

[0008] Further, the driving mechanism comprises an X-axis belt module, the X-axis belt module is installed on the outer frame, a sliding block is slidably connected to the X-axis belt module, and the camera component is located on one side of the sliding block.

[0009] Further, the slider is also provided with a Z-axis moving module, and the output end of the Z-axis moving module is in key connection with the camera component.

[0010] Further, the driving mechanism further comprises a dust-free drag chain, and the dust-free drag chain is installed on the X-axis belt module.

[0011] Further, the positioning mechanism comprises a fixed frame, a second sliding rail and a fixed sliding rail, the fixed frame is installed on the outer frame, the fixed sliding rail is installed on the top of the fixed frame, and the top of the fixed sliding rail and the second sliding rail is slidably connected with a plurality of first positioning blocks and a pair of second positioning blocks, and the plurality of first positioning blocks are located between the pair of second positioning blocks.

[0012] Further, the top of the fixed frame is provided with a pair of first sliding rails, the two ends of the second sliding rail are provided with sliding blocks, and the pair of sliding blocks are slidably connected with the pair of first sliding rails respectively.

[0013] Further, the second sliding rail, the fixed sliding rail and the pair of first sliding rails are arranged in a parallelogram shape.

[0014] Further, the code scanning gun is located below the product, and the camera component is located above the product.

[0015] The display lamp bar detection device provided by the application realizes high-precision and high-efficiency detection of display lamp bar products through the combination of automatic equipment and an AOI system, and compared with the traditional manual detection method, the automatic detection can greatly shorten the detection time and improve the detection efficiency.

[0016] In addition to the purposes, features and advantages described above, the application has other purposes, features and advantages. The application will be further described below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0017] The drawings accompanying the specification of the application form a part of the application and serve to provide further understanding of the application, the illustrative embodiments of the application and their description serve to explain the application without limiting it.

[0018] In the drawings:

[0019] Figure 1 It is a first overall structure schematic diagram;

[0020] Figure 2 It is a second overall structure schematic diagram;

[0021] Figure 3 It is a structure schematic diagram of the driving mechanism;

[0022] Figure 4 It is a structure schematic diagram of the positioning mechanism.

[0023] In the drawings:

[0024] 1, outer frame; 2, camera component; 3, driving mechanism; 31, X-axis belt module; 32, sliding block; 33, Z-axis moving module; 34, dust-free drag chain; 4, product; 5, positioning mechanism; 51, fixed frame; 52, first sliding rail; 53, second sliding rail; 54, sliding block; 55, fixed sliding rail; 56, first positioning block; 57, second fixed block; 6, display; 7, operation panel; 8, three-color lamp; 9, start button; 10, re-judgment button; 11, industrial computer; 12, code scanning gun; 13, keyboard and mouse structure. DETAILED DESCRIPTION

[0025] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described in detail below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0027] As Figures 1-4 shown, the present application provides a display lamp bar detection device, which comprises an outer frame 1, a camera component 2 and a positioning mechanism 5, the outer frame 1 is respectively provided with a display 6, an operation panel 7, a three-color lamp 8, a start button 9, a re-judgment button 10, an industrial computer 11, a code scanning gun 12 and a keyboard and mouse structure 13, the camera component 2 is movably installed on the outer frame 1, the positioning mechanism 5 is installed on the outer frame 1, and the positioning mechanism 5 is provided with a product 4 at the top; wherein, a driving mechanism 3 for driving the camera component 2 to move in X-axis and Z-axis directions is further included.

[0028] In the embodiment, the scheme is a device for defect detection of display lamp bars. Specifically, the product 4 to be detected is placed on the top of the positioning mechanism 5, and clamped and positioned by the positioning mechanism 5. Then, the code scanning gun 12 at the lower position scans the code of the product 4. After successful identification, the driving mechanism 3 is used to control the movement of the camera component 2, so that the camera component 2 moves to the shooting point to take pictures and perform AOI surface defect detection. After the detection is completed, the product 4 is removed, and subsequent detection work is performed. Through the combination of automatic equipment and the AOI system, high-precision and high-efficiency detection of display lamp bar products is realized. Compared with the traditional manual detection method, the automatic detection can greatly shorten the detection time and improve the detection efficiency.

[0029] The main detection items of the AOI surface defect detection include whether the thermistor is missing, the gap between the particles and the plate material, the visible surface crack width, and the LGP GAP inspection of the first LED on the left and right.

[0030] It should be noted that the camera component 2 is provided with double cameras.

[0031] As shown in Figure 3 , the driving mechanism 3 includes an X-axis belt module 31, which is installed on the outer frame 1. The X-axis belt module 31 can be fixed on the outer frame 1 by bolts. The X-axis belt module 31 is slidably connected with a sliding block 32. The camera component 2 is located on one side of the sliding block 32. A Z-axis moving module 33 is also installed on the sliding block 32. The output end of the Z-axis moving module 33 is key-connected with the camera component 2.

[0032] In the embodiment, the X-axis belt module 31 is used to control the movement of the camera component 2 in the X-axis direction. The Z-axis moving module 33 is used to control the movement of the camera component 2 in the Z-axis direction, so that the camera component 2 can move left and right and up and down to take pictures, and meet the height and length of different products.

[0033] It should be noted that the X-axis belt module 31 and the Z-axis moving module 33 can be used to realize the movement of the camera component 2 in the X-axis and Z-axis directions by conventional technical means.

[0034] As shown in Figure 3 , the driving mechanism 3 further includes a dust-free drag chain 34, which is installed on the X-axis belt module 31.

[0035] In the embodiment, the dust-free drag chain 34 is used to protect the connected lines.

[0036] As shown in Figure 4As shown, the positioning mechanism 5 comprises a fixed frame 51, a second sliding rail 53 and a fixed sliding rail 55, the fixed frame 51 is mounted to the outer frame 1, the fixed frame 51 can be fixed to the outer frame 1 by bolts, the fixed sliding rail 55 is mounted to the top of the fixed frame 51, the fixed sliding rail 55 and the second sliding rail 53 are both slidably connected with a plurality of first positioning blocks 56 and a pair of second fixed blocks 57, the plurality of first positioning blocks 56 are located between the pair of second fixed blocks 57, a pair of first sliding rails 52 are mounted to the top of the fixed frame 51, the pair of first sliding rails 52 and the fixed sliding rail 55 are both fixed to the outer frame 1 by bolts, a sliding block 54 is mounted to each end of the second sliding rail 53, the pair of sliding blocks 54 are slidably connected with the pair of first sliding rails 52, the second sliding rail 53, the fixed sliding rail 55 and the pair of first sliding rails 52 are arranged in a parallelogram shape.

[0037] In this embodiment, the second sliding rail 53 can slide on the first sliding rail 52 under the action of the sliding block 54, so as to control the distance between the second sliding rail 53 and the fixed sliding rail 55, and the second fixed block 57 and the first positioning block 56 can be controlled to move left and right, so as to adjust according to the size of the product;

[0038] The second fixed block 57 is arranged to limit the left and right positions of the product, and the first positioning block 56 is arranged to limit the front and rear positions of the product, so as to ensure that the product does not move or deviate during detection;

[0039] It should be noted that the second fixed block 57 and the first positioning block 56 are locked by bolts, so as to lock the positions of the first positioning block 56 and the second fixed block 57 on the fixed sliding rail 55 and the second sliding rail 53.

[0040] As shown in Figure 2 The code scanning gun 12 is located below the product 4, and the camera component 2 is located above the product 4.

[0041] The position and angle of the code scanning gun 12 can be adjusted.

[0042] Working principle:

[0043] The product 4 to be detected is placed on the top of the positioning mechanism 5, and the positioning mechanism 5 is used to clamp and position it, then the code scanning gun 12 located at the lower position scans the product 4, if the identification is wrong, it prompts that the code scanning fails, the staff confirms the bar code, otherwise, if the identification is successful, it proceeds to the next step, then the driving mechanism 3 controls the camera component 2 to move, so that the camera component 2 moves to the shooting point to take pictures and take pictures, and performs AOI surface defect detection, otherwise, if the detection result is unqualified, the equipment alarms and prompts the staff to rejudge.

[0044] The above descriptions are only the preferred embodiments of the present application, and are not intended to limit the present application. The present application can have various modifications and changes for those skilled in the art. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A display bar detection apparatus, characterized by: Comprising An outer frame (1), which is respectively mounted with a display (6), an operation panel (7), a three-color lamp (8), a start button (9), a re-judgment button (10), an industrial computer (11), a code scanning gun (12) and a keyboard and mouse structure (13); A camera component (2) movably mounted to the outer frame (1); A positioning mechanism (5) mounted to the outer frame (1), and a product (4) is arranged at the top of the positioning mechanism (5), the positioning mechanism (5) comprises a fixed frame (51), a second sliding rail (53) and a fixed sliding rail (55), the fixed frame (51) is mounted to the outer frame (1), the fixed sliding rail (55) is mounted to the top of the fixed frame (51), the fixed sliding rail (55) and the second sliding rail (53) are both slidably connected with a plurality of first positioning blocks (56) and a pair of second fixed blocks (57), the plurality of first positioning blocks (56) are located between the pair of second fixed blocks (57), a pair of first sliding rails (52) are mounted to the top of the fixed frame (51), and a pair of sliding blocks (54) are mounted to both ends of the second sliding rail (53), and a pair of the sliding blocks (54) are respectively slidably connected with a pair of the first sliding rails (52). The drive mechanism (3) further comprises a dust-free drag chain (34) mounted to the X-axis belt module (31).

2. The display bar detection apparatus of claim 1, wherein: The second sliding rail (53), the fixed sliding rail (55) and the pair of first sliding rails (52) are arranged in a parallelogram.

3. The display bar detection apparatus of claim 2, wherein: The code scanning gun (12) is located below the product (4), and the camera component (2) is located above the product (4).

4. The display bar detection apparatus of claim 2, wherein: ​ 5. The display bar detection apparatus of claim 1, wherein: ​ 6. The display bar detection apparatus of claim 1, wherein: ​

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