Display screen test fixture

Abstract

The application relates to a display screen test jig, comprising: a detection mechanism, the detection mechanism comprising an X-axis slide rail, a Y-axis slide rail, a telescopic rod and a visual detection device fixed at the tail end of the telescopic rod, the visual detection device being used for collecting a display screen image; the control box is electrically connected with the detection mechanism and used for controlling the detection mechanism and obtaining the display screen image collected by the visual detection device; the base is arranged below the control box and the detection mechanism and used for fixing the control box and the detection mechanism, a test box is arranged on the base, and the test box is arranged below the detection mechanism and used for placing a display screen. The video image is obtained through the detection mechanism, the video image is processed through the control box to obtain the display screen test result, the control box outputs the display screen test report, the test efficiency and accuracy are high, and the display screen is placed in the test box of the base, so that the display screen is protected, and the display screen is prevented from being damaged due to the influence of external force.

Description

Technical Field

[0001] The present application relates to the technical field of display screen testing, and in particular to a display screen testing jig. Background Art

[0002] At present, each display screen needs to be tested at each stage of the manufacturing process of display screen products. These tests usually include lighting test and image display test. The test method is generally to connect the interface of the display screen with the interface on the test jig for testing. At present, the industry generally uses manpower to perform lighting test and image display test on the display screen. The problem with this operation is that the required test efficiency is low, and testers are prone to test errors and fail to screen out problematic display screens, and the test accuracy cannot be guaranteed. In addition, the display screen is easily damaged by external forces due to its own characteristics. Utility Model Content

[0003] In order to solve the technical problems mentioned in the above background technology or at least partially solve the above technical problems, the present application provides a display screen testing jig, including:

[0004] A detection mechanism, the detection mechanism comprising an X-axis slide rail, a Y-axis slide rail, a telescopic rod, and a visual detection device fixed at the end of the telescopic rod, the visual detection device being used to collect display screen images;

[0005] A control box, the control box is electrically connected to the detection mechanism and is used to control the detection mechanism and obtain the display screen image collected by the visual detection device;

[0006] A base is arranged below the control box and the detection mechanism and is used to fix the control box and the detection mechanism. A test box is arranged on the base and is arranged below the detection mechanism and is used to place a display screen.

[0007] The X-axis slide rail and the Y-axis slide rail, and the Y-axis slide rail and the telescopic rod are all slidably connected through slide grooves, and the X-axis slide rail, the Y-axis slide rail and the telescopic rod are all provided with driving devices, and the driving devices are used to provide power for the X-direction and Y-direction sliding of the detection mechanism, and to provide power for the extension and retraction of the telescopic rod.

[0008] Both ends of the X-axis slide rail are fixedly connected with slide rail brackets, and the lower end of the slide rail bracket is fixedly arranged on the upper surface of the base.

[0009] The test box includes a pull-out box and a transparent cover plate. A pull-out box cavity matching the pull-out box is arranged on the side of the base. The transparent cover plate is arranged above the pull-out box cavity and the inside of the pull-out box cavity can be seen through the transparent cover plate. A display screen groove for placing a display screen, a display screen power plug and a display screen signal plug are provided inside the pull-out box.

[0010] The control box is provided with a video signal transmission device connected to the display screen and a display screen power supply connected to the display screen. The video signal transmission device is used to project images onto the display screen. An operation display screen is provided on the front of the control box. A processor is also provided in the control box. The processor is signal-connected to the drive device, the video signal transmission device and the visual detection device.

[0011] A display screen power connection line corresponding to the display screen power plug is arranged in the pull-out box cavity, and a display screen signal connection line corresponding to the display screen signal plug is arranged in the pull-out box cavity, one end of the display screen power connection line is connected to the display screen power plug by plugging and unplugging, and the other end is connected to the display screen power supply of the control box, one end of the display screen signal connection line is connected to the display screen signal plug by plugging and unplugging, and the other end is connected to the video signal transmission device of the control box.

[0012] A printing device is also provided in the control box, and the printing device is connected to the processor and the operation display screen, and is used to print a display screen detection report.

[0013] A handle is provided on the surface of the drawer box.

[0014] The above technical solution provided by the embodiment of the present application has the following advantages over the prior art: a display screen test jig provided by the embodiment of the present application acquires video images through a detection mechanism, processes the video images through a control box to obtain display screen test results, and outputs a display screen test report through the control box. The test efficiency and accuracy are high, and the display screen is placed in the test box on the base to protect the display screen and prevent the display screen from being damaged by external forces. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings herein are incorporated in and constitute a part of the specification, illustrate embodiments consistent with the present utility model, and together with the description, are used to explain the principles of the present utility model.

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

[0017] Figure 1 A top view of a display screen test jig provided in an embodiment of the present application;

[0018] Figure 2 A front view of a display screen test jig provided in an embodiment of the present application;

[0019] Figure 3 A left view of a display screen test jig provided in an embodiment of the present application;

[0020] Figure 4 A schematic diagram of the structure of a test box of a display screen test jig provided in an embodiment of the present application;

[0021] Figure 5 An electrical connection diagram of a display screen test jig provided in an embodiment of the present application.

[0022] icon:

[0023] 1. Detection mechanism; 11. X-axis slide rail; 12. Y-axis slide rail; 13. Telescopic rod; 14. Visual detection device; 15. Slide groove; 16. Driving device; 17. Slide rail bracket; 2. Control box; 21. Video signal transmission device; 22. Display screen power supply; 23. Operation display screen; 24. Processor; 25. Printing device; 3. Base; 31. Pull-out box cavity; 32. Display screen power connection line; 33. Display screen signal connection line; 4. Test box; 41. Pull-out box; 42. Transparent cover; 43. Display screen groove; 44. Display screen power plug; 45. Display screen signal plug; 46. Handle. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0025] For ease of understanding, a display screen test jig provided in an embodiment of the present application is described in detail below. Figures 1 to 5 As shown, including:

[0026] A detection mechanism 1, wherein the detection mechanism 1 comprises an X-axis slide rail 11, a Y-axis slide rail 12, a telescopic rod 13, and a visual detection device 14 fixed at the end of the telescopic rod 13, wherein the visual detection device 14 is used to collect images of a display screen;

[0027] A control box 2, the control box 2 is electrically connected to the detection mechanism 1, and is used to control the detection mechanism 1 and obtain the display screen image captured by the visual detection device 14;

[0028] A base 3 is provided below the control box 2 and the detection mechanism 1 for fixing the control box 2 and the detection mechanism 1. A test box 4 is provided on the base 3. The test box 4 is provided below the detection mechanism 1 for placing a display screen.

[0029] Preferably, the X-axis slide rail 11 and the Y-axis slide rail 12, and the Y-axis slide rail 12 and the telescopic rod 13 are all slidably connected via a slide groove 15, and a driving device 16 is provided on the X-axis slide rail 11, the Y-axis slide rail 12 and the telescopic rod 13, and the driving device 16 is used to provide power for the X-direction and Y-direction sliding of the detection mechanism 1, and to provide power for the extension and retraction of the telescopic rod 13.

[0030] Preferably, both ends of the X-axis slide rail 11 are fixedly connected to a slide rail bracket 17, and the lower end of the slide rail bracket 17 is fixedly arranged on the upper surface of the base 3.

[0031] The test box 4 includes a pull-out box 41 and a transparent cover 42. A pull-out box cavity 31 matching the pull-out box 41 is arranged on the side of the base 3. The transparent cover 42 is arranged on the upper surface of the pull-out box cavity and the inside of the pull-out box cavity 31 can be seen through the transparent cover 42. A display screen groove 43 for placing a display screen, a display screen power plug 44 and a display screen signal plug 45 are provided inside the pull-out box 41.

[0032] The control box 2 is internally provided with a video signal transmission device 21 connected to the display screen and a display screen power supply 22 connected to the display screen. The video signal transmission device 21 is used to project an image onto the display screen. An operation display screen 23 is provided on the front of the control box 2. The control box 2 is also internally provided with a processor 24. The processor 24 is signal-connected to the drive device 16, the video signal transmission device 21 and the visual detection device 14.

[0033] A display screen power connection line 32 corresponding to the display screen power plug 44 is arranged in the pull-out box cavity 31, and a display screen signal connection line 33 corresponding to the display screen signal plug 45 is arranged in the pull-out box cavity 31. One end of the display screen power connection line 32 is connected to the display screen power plug 44 by plugging and unplugging, and the other end is connected to the display screen power 22 of the control box 2. One end of the display screen signal connection line 33 is connected to the display screen signal plug 45 by plugging and unplugging, and the other end is connected to the video signal transmission device 21 of the control box 2.

[0034] The control box 2 is further provided with a printing device 25 , which is connected to the processor 24 and the operation display screen 23 and is used for printing a display screen detection report.

[0035] A handle 46 is provided on the surface of the drawer box 41 , and the handle facilitates opening and closing the drawer box 41 .

[0036] The working process of a display screen test jig provided in the embodiment of the present application is as follows: the drawer box 41 is pulled out from the drawer box cavity 31 by the handle 46, the display screen to be tested is placed in the display screen groove 43, and the display screen power plug 44 and the display screen signal plug 45 are connected to the display screen to be tested, and the drawer box 41 is pushed into the drawer box cavity 31, so that the display screen power plug 44 is connected to the display screen power connection line 32, and the display screen signal plug 45 is connected to the display screen signal connection line 33. The control box 2 provides a video signal to the display screen through the video signal transmission device 21, and provides the display screen with the power required for opening through the display screen power supply 22, so that the display screen is turned on and plays the preset picture, and the control box 2 controls the driving device 16 to make Y The axis slide rail 12 moves on the X-axis slide rail 11, the telescopic rod 13 moves on the Y-axis slide rail 12, the telescopic rod 13 extends, and the visual inspection device 14 at the lower end of the telescopic rod 13 collects a partial image of the display screen through the transparent cover plate 42, controls the movement of the visual inspection device 14, obtains partial images of multiple display screens, and transmits all partial image signals of the display screen to the processor 24 in the control box 2, the processor 24 integrates and processes the collected multiple display screen image signals to obtain the entire image of the display screen, and compares the entire image of the display screen with the preset image, and outputs a display screen detection report, the processor 24 transmits the display screen detection report to the printer, and the printer starts to print the display screen detection report into paper for user viewing.

[0037] It should be noted that, in this article, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0038] The above description is only a specific embodiment of the present invention, so that those skilled in the art can understand or implement the present invention. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can 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 embodiments shown herein, but should conform to the widest scope consistent with the principles and novel features applied herein.

Claims

1. A display screen test jig, characterized in that: include: A detection mechanism (1), the detection mechanism (1) comprising an X-axis slide rail (11), a Y-axis slide rail (12), a telescopic rod (13), and a visual detection device (14) fixed to the end of the telescopic rod (13), the visual detection device (14) being used to collect display screen images; A control box (2), the control box (2) being electrically connected to the detection mechanism (1) and used for controlling the detection mechanism (1) and acquiring a display screen image captured by a visual detection device (14); A base (3), the base (3) being arranged below the control box (2) and the detection mechanism (1) and being used to fix the control box (2) and the detection mechanism (1); a test box (4) being arranged on the base (3), the test box (4) being arranged below the detection mechanism (1) and being used to place a display screen.

2. The display screen test jig according to claim 1, characterized in that: The X-axis slide rail (11) and the Y-axis slide rail (12), and the Y-axis slide rail (12) and the telescopic rod (13) are all slidably connected via a slide groove (15), and the X-axis slide rail (11), the Y-axis slide rail (12) and the telescopic rod (13) are all provided with a driving device (16), and the driving device (16) is used to provide power for the X-direction and Y-direction sliding of the detection mechanism (1), and to provide power for the telescopic rod (13) to extend and retract.

3. The display screen testing jig according to claim 2, characterized in that: Both ends of the X-axis slide rail (11) are fixedly connected to a slide rail bracket (17), and the lower end of the slide rail bracket (17) is fixedly arranged on the upper surface of the base (3).

4. The display screen testing jig according to claim 3, characterized in that: The test box (4) comprises a pull-out box (41) and a transparent cover plate (42); a pull-out box cavity (31) matching the pull-out box (41) is arranged on the side of the base (3); the transparent cover plate (42) is arranged above the pull-out box cavity and the interior of the pull-out box cavity can be seen through the transparent cover plate (42); a display screen groove (43) for placing a display screen, a display screen power plug (44) and a display screen signal plug (45) are provided inside the pull-out box (41).

5. The display screen test jig according to claim 4, characterized in that: The control box (2) is provided with a video signal transmission device (21) connected to the display screen and a display screen power supply (22) connected to the display screen. The video signal transmission device (21) is used to project an image onto the display screen. An operation display screen (23) is provided on the front of the control box (2). The control box (2) is also provided with a processor (24). The processor (24) is signal-connected to the drive device (16), the video signal transmission device (21) and the visual detection device (14).

6. The display screen testing jig according to claim 5, characterized in that: A display screen power connection line (32) corresponding to the display screen power plug (44) is arranged in the drawer box cavity (31), and a display screen signal connection line (33) corresponding to the display screen signal plug (45) is arranged in the drawer box cavity (31). One end of the display screen power connection line (32) is connected to the display screen power plug (44) by plugging and unplugging, and the other end is connected to the display screen power supply (22) of the control box (2). One end of the display screen signal connection line (33) is connected to the display screen signal plug (45) by plugging and unplugging, and the other end is connected to the video signal transmission device (21) of the control box (2).

7. The display screen testing jig according to claim 6, characterized in that: A printing device (25) is also provided in the control box (2), and the printing device (25) is connected to the processor (24) and the operation display screen (23).

8. The display screen testing jig according to claim 7, characterized in that: A handle (46) is provided on the surface of the drawer box (41).

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