A TFT screen aging test device

Abstract

The utility model discloses a TFT screen aging test device, which relates to the technical field of TFT screen detection, including an installation box, a placement table is installed on the top of the installation box, a buffer support assembly is symmetrically installed on the bottom inner wall of the placement table, and the buffer support assembly includes a mounting tube, a buffer spring, a connecting plate, and a buffer column. The mounting tube is fixed on the bottom inner wall of the placement table, and a buffer spring is installed inside the mounting tube. The connecting plate is installed on the top of the buffer spring, and the connecting plate is located inside the mounting tube. A buffer column is installed on the top of the connecting plate, and the buffer column runs through the top of the mounting tube. In the utility model, the buffer column moves downward under pressure. Since the buffer column is connected to the buffer spring through the connecting plate, the force generated during placement can be buffered by the buffer spring, so as to avoid damage to the TFT screen caused by the large force of placement. At the same time, with the support of the buffer support assembly, it is convenient to take out the tested TFT screen.

Description

Technical Field

[0001] The utility model relates to the technical field of TFT screen detection, in particular to a TFT screen aging test device. Background Art

[0002] TFT screen is thin film field effect transistor, also called true color screen, which is a type of active matrix liquid crystal display and a type of LCD. TFT screen can display screen information at high speed, high brightness and high contrast.

[0003] Patent document CN219532959U discloses a display screen aging detection device. "When the detection device in the patent document detects the display screen, it is directly placed above the detection device for detection. Due to the lack of a buffer support structure on the detection device, it is easy to cause the display screen to be bumped, and it is also not easy to take it after the detection. Utility Model Content

[0004] One purpose of the present application is to provide a TFT screen aging test device to solve the technical problem that the detection equipment proposed in the prior art lacks a buffer support structure, which easily causes bumps on the display screen and is not easy to pick up after the test.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a TFT screen aging test device, comprising an installation box, a placing table is installed on the top of the installation box, a buffer support assembly is symmetrically installed on the bottom inner wall of the placing table, the buffer support assembly comprises a mounting tube, a buffer spring, a connecting plate, and a buffer column, the mounting tube is fixed on the bottom inner wall of the placing table, a buffer spring is installed inside the mounting tube, the connecting plate is installed on the top of the buffer spring, and the connecting plate is located inside the mounting tube, a buffer column is installed on the top of the connecting plate, and the buffer column passes through the top of the mounting tube.

[0006] Preferably, a support plate is installed on the top end of the buffer column, and an anti-slip pad is installed on the top of the support plate.

[0007] Preferably, a flip handle is installed on the top of the back side of the placement table.

[0008] Preferably, a base is installed at the bottom of the installation box, a controller is installed at the front of the installation box, and a heat dissipation window is installed at one side of the installation box.

[0009] Preferably, a fixing plate is installed on the top of the back side of the installation box by bolts, a mounting plate is installed on the top of the fixing plate, and a detection display screen is installed on the front side of the mounting plate.

[0010] Preferably, an electric telescopic rod is installed on the top of the mounting plate, the output end of the electric telescopic rod passes through the bottom of the mounting plate, the output end of the electric telescopic rod is installed with a plate body, the bottom of the plate body is installed with a mounting shell, the bottom of the mounting shell is respectively installed with a first detection camera and a second detection camera, and the first detection camera is located in front of the second detection camera.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, the TFT screen is placed on the top of the buffer support assembly for testing. When the TFT screen is placed on the top of the buffer support assembly, the buffer column moves downward under pressure. Since the buffer column is connected to the buffer spring through the connecting plate, the force generated during placement can be buffered by the buffer spring to avoid damage to the TFT screen due to the large force of placement. At the same time, under the support of the buffer support assembly, there is a gap between the TFT screen and the placement table, which is convenient for taking out the tested TFT screen.

[0013] 2. In the utility model, the first detection camera and the second detection camera are used to test the degree of aging of the TFT screen. The second detection camera is a magnifying camera. When the second detection camera detects the image displayed on the TFT screen, the electric telescopic rod drives the second detection camera to move downward, so that the second detection camera moves closer to the TFT screen, which is convenient for detecting the display details of the TFT screen and ensuring the accuracy of the TFT screen aging test. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the placement table structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the installation tube structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the electric telescopic rod of the utility model.

[0018] In the figure: 1. Installation box; 2. Controller; 3. Base; 4. Heat dissipation window; 5. Placement table; 6. Flip handle; 7. Buffer support assembly; 8. Installation tube; 9. Buffer spring; 10. Connecting plate; 11. Buffer column; 12. Support plate; 13. Anti-slip pad; 14. Fixing plate; 15. Installation plate; 16. Detection display screen; 17. Electric telescopic rod; 18. Plate body; 19. Installation shell; 20. First detection camera; 21. Second detection camera. DETAILED DESCRIPTION

[0019] 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 in 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.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1 , Figure 2 and Figure 3 , an embodiment provided by the utility model: a TFT screen aging test device;

[0023] It includes an installation box 1 and a buffer support assembly 7. A placement table 5 is installed on the top of the installation box 1. The buffer support assembly 7 is symmetrically installed on the bottom inner wall of the placement table 5. The buffer support assembly 7 includes a mounting tube 8, a buffer spring 9, a connecting plate 10, and a buffer column 11. The mounting tube 8 is fixed on the bottom inner wall of the placement table 5. The buffer spring 9 is installed inside the mounting tube 8. The connecting plate 10 is installed on the top of the buffer spring 9, and the connecting plate 10 is located inside the mounting tube 8. A buffer column 11 is installed on the top of the connecting plate 10, and the buffer column 11 passes through the top of the mounting tube 8. A support plate 12 is installed on the top of the buffer column 11, and an anti-slip pad 13 is installed on the top of the support plate 12. A flip handle 6 is installed on the top of the back of the placement table 5;

[0024] The interior of the installation box 1 is used to install the control system and circuit of the test device. The buffer support assembly 7 is used to buffer the TFT screen when it is placed. The TFT screen is placed on the top of the buffer support assembly 7 for testing. When the TFT screen is placed on the top of the buffer support assembly 7, the buffer column 11 moves downward under pressure. Since the buffer column 11 is connected to the buffer spring 9 through the connecting plate 10, the force generated during placement can be buffered by the buffer spring 9 to avoid damage to the TFT screen due to the large force of placement. At the same time, under the support of the buffer support assembly 7, there is a gap between the TFT screen and the placement table 5, which is convenient for taking out the tested TFT screen. The placement table 5 is used to provide a placement position for the test of the TFT screen. The placement table 5 is installed by hinges so that the placement table 5 can be flipped forward. The staff flips the placement table 5 forward by flipping the handle 6, which is convenient for the staff to clean the placement table 5.

[0025] See also Figure 1 and Figure 4 , an embodiment provided by the utility model: a TFT screen aging test device;

[0026] It includes an electric telescopic rod 17 and a first detection camera 20, a base 3 is installed at the bottom of the installation box 1, a controller 2 is installed at the front of the installation box 1, a heat dissipation window 4 is installed on one side of the installation box 1, a fixing plate 14 is installed at the top of the back of the installation box 1 by bolts, a mounting plate 15 is installed on the top of the fixing plate 14, a detection display screen 16 is installed on the front of the mounting plate 15, an electric telescopic rod 17 is installed on the top of the mounting plate 15, an output end of the electric telescopic rod 17 passes through the bottom of the mounting plate 15, a plate body 18 is installed at the output end of the electric telescopic rod 17, a mounting shell 19 is installed at the bottom of the plate body 18, a first detection camera 20 and a second detection camera 21 are respectively installed at the bottom of the mounting shell 19, and the first detection camera 20 is located in front of the second detection camera 21;

[0027] The base 3 is used to support the bottom of the installation box 1, the controller 2 controls the use of the test device, the heat dissipation window 4 allows the heat inside the installation box 1 to be dissipated to the outside, the fixing plate 14 provides a position for the installation of the mounting plate 15, the mounting plate 15 is used to install the test structure and the detection display screen 16, the detection display screen 16 is connected to the first detection camera 20 and the second detection camera 21, so that the values ​​and images tested by the first detection camera 20 and the second detection camera 21 can be displayed through the detection display screen 16, the first detection camera 20 and the second detection camera 21 are used to test the degree of aging of the TFT screen, the second detection camera 21 is a magnifying camera, when the second detection camera 21 detects the image displayed on the TFT screen, the electric telescopic rod 17 drives the second detection camera 21 to move downward, so that the second detection camera 21 moves closer to the TFT screen, which is convenient for detecting the display details of the TFT screen and ensuring the accuracy of the TFT screen aging test.

[0028] Working principle: Before using the TFT screen aging test device, you should first check whether there are any problems that affect the use of the TFT screen aging test device. First, place the TFT screen to be tested on the placement table 5, support the TFT screen with the buffer support assembly 7, and then use the first detection camera 20 and the second detection camera 21 to test the TFT screen. The test results are displayed on the detection display screen 16. After the test is completed, since the TFT screen is supported by the buffer support assembly 7, it is convenient for the staff to take out the tested TFT screen.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A TFT screen aging test device, comprising a mounting box (1), characterized in that: A placing table (5) is installed on the top of the installation box (1), and a buffer support assembly (7) is symmetrically installed on the bottom inner wall of the placing table (5). The buffer support assembly (7) includes a mounting tube (8), a buffer spring (9), a connecting plate (10), and a buffer column (11). The mounting tube (8) is fixed on the bottom inner wall of the placing table (5), and a buffer spring (9) is installed inside the mounting tube (8). The connecting plate (10) is installed on the top of the buffer spring (9), and the connecting plate (10) is located inside the mounting tube (8). A buffer column (11) is installed on the top of the connecting plate (10), and the buffer column (11) passes through the top of the mounting tube (8).

2. A TFT screen aging test device according to claim 1, characterized in that: A support plate (12) is installed on the top end of the buffer column (11), and an anti-slip pad (13) is installed on the top of the support plate (12).

3. The TFT screen aging test device according to claim 1, characterized in that: A flip handle (6) is installed on the top of the back side of the placement table (5).

4. The TFT screen aging test device according to claim 1, characterized in that: A base (3) is installed at the bottom of the installation box (1), a controller (2) is installed at the front of the installation box (1), and a heat dissipation window (4) is installed at one side of the installation box (1).

5. A TFT screen aging test device according to claim 4, characterized in that: A fixing plate (14) is installed on the top of the back side of the installation box (1) by means of bolts, a mounting plate (15) is installed on the top of the fixing plate (14), and a detection display screen (16) is installed on the front side of the mounting plate (15).

6. A TFT screen aging test device according to claim 5, characterized in that: An electric telescopic rod (17) is installed on the top of the mounting plate (15), the output end of the electric telescopic rod (17) passes through the bottom of the mounting plate (15), a plate body (18) is installed on the output end of the electric telescopic rod (17), a mounting shell (19) is installed on the bottom of the plate body (18), a first detection camera (20) and a second detection camera (21) are respectively installed on the bottom of the mounting shell (19), and the first detection camera (20) is located in front of the second detection camera (21).

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