CN216287520U

CN216287520U - LCM test box of integrated form

Info

Publication number: CN216287520U
Application number: CN202122795507.9U
Authority: CN
Inventors: 吴俊达; 许福生
Original assignee: Jiangxi Holitech Technology Co Ltd
Current assignee: Jiangxi Holitech Technology Co Ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-12
Anticipated expiration: 2031-11-16

Abstract

The utility model belongs to the technical field of display module testing, and provides an integrated LCM (liquid crystal module) testing box which comprises a point screen assembly, wherein the point screen assembly comprises a point screen template, a processing module and a point screen module are arranged in the point screen template, the point screen module is used for lighting a detection product, the upper end of the point screen module is provided with at least one testing port, the upper end of the point screen module is also provided with a display screen, and the lower end of the point screen template is provided with a connecting column; the aging testing component comprises an aging testing board, a connecting pin is arranged at the upper end of the aging testing board and corresponds to the connecting column, the aging testing component can be detachably connected to the connecting column through the connecting pin, at least one chip is arranged on the aging testing board, the chip is electrically connected with the processing module, pins are arranged on the outer side of the chip, and the pins are used for being connected with a product to be subjected to aging testing. Compared with the prior art, the utility model has the advantages that: can light the screen simultaneously and do the aging testing for the screen, can also directly show the data of test, make things convenient for the engineer to observe, convenient to use.

Description

LCM test box of integrated form

Technical Field

The utility model belongs to the technical field of display module testing, and particularly relates to an integrated LCM testing box.

Background

Nowadays, along with the popularization of TFT display screens, the productivity of TFT display screens is continuously increased, module factories are gradually increased, some experiments are naturally required to be performed when the display screens are produced, and LCM test boxes are usually used when the display screens are subjected to experiments. However, the current LCM test box can only be used for lighting a screen, and other functions can be realized only by external connection of other tools or manual tests, for example, aging tests of the LCM, external connection of an aging test fixture are required, and the LCM test box is used for aging tests of products and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide an integrated LCM test box which can simultaneously realize screen lighting and aging test and is convenient to use.

The technical scheme adopted by the utility model for solving the technical problems is as follows: an integrated LCM test box is provided, which comprises:

the spot screen assembly comprises a spot screen template, a processing module and a spot screen module are arranged in the spot screen template, the spot screen module is electrically connected with the processing module, the spot screen module is used for lighting a detection product, at least one test port is arranged at the upper end of the spot screen module, a plurality of pin ports are arranged on the test port and used for connecting the product to be spot screen, a display screen is further arranged at the upper end of the spot screen module and electrically connected with the processing module, and a connecting column is arranged at the lower end of the spot screen template;

the aging testing component comprises an aging testing board, the upper end of the aging testing board corresponds to the connecting column is provided with connecting pins, the aging testing component is detachably connected to the connecting column through the connecting pins, at least one chip is arranged on the aging testing board, the chip is electrically connected with the processing module, pins are arranged on the outer side of the chip, and the pins are used for connecting products to be subjected to aging detection.

Compared with the prior art, the utility model has the advantages that: during the use, the screen that will await measuring passes through the pin and connects pin mouth department on the test port of some screen modules, utilizes the point screen module to realize the point screen to the screen after circular telegram, and the screen just can show after lighting whether the screen has the anomaly, and the voltage, the electric current and the diode characteristic of each pin department on the display screen can also be shown in addition, conveniently observe to whether the affirmation exists the anomaly. When the screen needs to be subjected to aging test, the pins of the screen are connected to the pins of the chip of the aging test module, and then test data can be displayed on the display screen through the processing module, so that the screen is convenient to observe. And when the aging test is not needed, the aging test assembly is detached from the point screen assembly. Therefore, the LCM test box can simultaneously light the screen and perform aging test on the screen, and can directly display the test data, thereby facilitating the observation of engineers and the use. The processing module in the utility model is a central processing unit.

In the integrated LCM test box, the display screen is a TN display screen. The TN display screen has the light-transmitting function, can be used as a temporary backlight function, and when a developer takes an FOG product without backlight, the FOG product can be lightened by using the light-transmitting function of the display screen.

In the integrated LCM test box, a protective cover is detachably connected around the burn-in test board, and the protective cover is used for protecting the dot screen assembly and the burn-in test assembly. The protective cover is arranged, so that the test port and the chip on the point screen assembly and the aging test assembly can be protected, the waterproof and dustproof effects are achieved, the chip is protected from short circuit, and the attractive effect is achieved.

In the integrated LCM test box, the protective cover is a transparent antistatic protective cover. The protection casing adopts transparent material, can not influence the observation to data when testing, and the influence of static to the screen is avoided to the protection casing of preventing static moreover.

In the integrated LCM test box, the number of the chips is eight. The eight chips are arranged on the aging test assembly, so that the aging test assembly has an aging test function of one-to-eight, eight products can be connected simultaneously to perform aging test, and the operation efficiency is high.

In the integrated LCM test box, one side of the dot screen template is provided with a power interface, a power switch and a USB interface.

Drawings

FIG. 1 is a schematic overall structure diagram of one embodiment of the present invention;

FIG. 2 is a schematic structural diagram illustrating a connection state of a dot screen assembly and a burn-in test assembly according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a spot screen assembly according to one embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a burn-in test assembly in accordance with one embodiment of the present invention.

In the figure, 1, a dot screen component; 11. clicking a screen template; 12. a test port; 13. a pin port; 14. connecting columns; 15. a display screen; 16. a power interface; 17. a power switch; 18. a USB interface; 2. a burn-in test assembly; 21. an aging test board; 22. a connecting pin; 23. a chip; 24. a pin; 3. a shield.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2, 3 and 4, the integrated LCM test cassette of the present invention includes: the spot screen assembly 1 comprises a spot screen template 11, a processing module and a spot screen module are arranged in the spot screen template 11, the spot screen module is electrically connected with the processing module and is used for lighting a detection product, at least one test port 12 is arranged at the upper end of the spot screen module, a plurality of pin ports 13 are arranged on the test port 12, the pin ports 13 are used for connecting the product to be spot screen, a display screen 15 is also arranged at the upper end of the spot screen module, the display screen 15 is electrically connected with the processing module, and a connecting column 14 is arranged at the lower end of the spot screen template 11; the aging testing component 2 comprises an aging testing board 21, a connecting pin 22 is arranged at the upper end of the aging testing board 21 corresponding to the connecting column 14, the aging testing component 2 is detachably connected to the connecting column 14 through the connecting pin 22, at least one chip 23 is arranged on the aging testing board 21, the chip 23 is electrically connected with the processing module, a pin 24 is arranged on the outer side of the chip 23, and the pin 24 is used for connecting a product to be subjected to aging testing.

During the use, the screen that will await measuring passes through the pin and connects pin mouth 13 department on the test port 12 of some screen modules, utilizes the point screen module to realize the point screen to the screen after the circular telegram, just can show the screen after the screen is lighted and whether have unusually, and display screen 15 can also show voltage, electric current and the diode characteristic of each pin department on the screen moreover, conveniently observes to whether the affirmation exists unusually. When the screen needs to be subjected to the aging test, the screen is connected to the pins 24 of the chip 23 of the aging test module through the pins, and then the tested data can be displayed on the display screen 15 through the processing module, so that the screen is convenient to observe. And when the aging test is not needed, the aging test component 2 is detached from the point screen component 1. Therefore, the LCM test box can simultaneously light the screen and perform aging test on the screen, and can directly display the test data, thereby facilitating the observation of engineers and the use.

The display screen 15 is a TN display screen. The TN display screen has the light-transmitting function, can be used as a temporary backlight function, and when a developer takes an FOG product without backlight, the FOG product can be lightened by using the light-transmitting function of the display screen.

The periphery of the aging test board 21 is detachably connected with a protective cover 3, and the protective cover 3 is used for protecting the point screen assembly 1 and the aging test assembly 2. The protective cover 3 is arranged, so that the test ports 12 and the chips 23 on the point screen assembly 1 and the aging test assembly 2 can be protected, the waterproof and dustproof effects are achieved, the chips 23 are protected from short circuit, and the attractive effect is achieved. The protective cover 3 is a transparent antistatic protective cover. The protection casing 3 adopts transparent material, can not influence the observation to data when testing, prevents the protection casing 3 of static moreover, avoids the influence of static to the screen.

The number of chips 23 is eight. The eight chips 23 are arranged on the aging test component 2, so that the aging test component has an aging test function of one-to-eight, can be connected with eight products simultaneously to perform aging test, and has high operation efficiency.

One side of the point screen template 11 is provided with a power interface 16, a power switch 17 and a USB interface 18.

The specific embodiments described herein are merely illustrative of the utility model. Various modifications, additions and substitutions for the described embodiments may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. An integrated LCM test cassette, comprising:

the spot screen assembly (1) comprises a spot screen template (11), a processing module and a spot screen module are arranged in the spot screen template (11), the spot screen module is electrically connected with the processing module, the spot screen module is used for lighting a detection product, at least one test port (12) is arranged at the upper end of the spot screen module, a plurality of pin ports (13) are arranged on the test port (12), the pin ports (13) are used for connecting products to be subjected to spot screen, a display screen (15) is further arranged at the upper end of the spot screen module, the display screen (15) is electrically connected with the processing module, and a connecting column (14) is arranged at the lower end of the spot screen template (11);

aging testing subassembly (2), it includes aging testing board (21), the upper end of aging testing board (21) corresponds spliced pole (14) are equipped with connects foot (22), aging testing subassembly (2) can be dismantled through connecting foot (22) and connect in spliced pole (14) are last, be equipped with at least one chip (23) on aging testing board (21), chip (23) with the processing module electricity is connected, the outside of chip (23) is equipped with pin (24), pin (24) are used for connecting the product of waiting to do aging testing.

2. An integrated LCM testing cassette as claimed in claim 1, characterized in that the display screen (15) is a TN display screen.

3. The integrated LCM test box as claimed in claim 1, wherein a protective cover (3) is detachably connected around the burn-in board (21), and the protective cover (3) is used for protecting the dot screen assembly (1) and the burn-in board assembly (2).

4. An integrated LCM testing cassette as claimed in claim 3, characterized in that the protective cover (3) is a transparent antistatic protective cover.

5. An integrated LCM testing cassette as claimed in claim 1, characterized in that the number of chips (23) is eight.

6. The integrated LCM test box as claimed in claim 1, wherein one side of the dot screen template (11) is provided with a power interface (16), a power switch (17) and a USB interface (18).