CN212460245U - Liquid crystal module test system - Google Patents
Liquid crystal module test system Download PDFInfo
- Publication number
- CN212460245U CN212460245U CN202021544604.XU CN202021544604U CN212460245U CN 212460245 U CN212460245 U CN 212460245U CN 202021544604 U CN202021544604 U CN 202021544604U CN 212460245 U CN212460245 U CN 212460245U
- Authority
- CN
- China
- Prior art keywords
- test
- liquid crystal
- crystal module
- testing
- touch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model belongs to the technical field of the liquid crystal module test, a liquid crystal module test system is disclosed. The liquid crystal module test system includes: the device comprises a touch test board, a test box and a test host; the touch test board is provided with a data interface, a starting signal input pin and a product wiring pin, the data interface is used for connecting a test host, the starting signal input pin is used for connecting a test box, and the product wiring pin is used for connecting a liquid crystal module to be tested; the test box is provided with a starting signal output pin, a lighting signal output pin and a power interface, the lighting signal output pin is used for connecting a liquid crystal module to be tested, when the test box is electrified, the liquid crystal module to be tested is lighted, the starting signal output pin outputs a starting signal, and the starting signal is used for starting a touch test program; the test host is used for running a touch test program. According to the scheme, the touch test program can be automatically started after the product is lightened, a start button does not need to be manually operated, the operation is simplified, and the test working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the liquid crystal module test, especially, relate to a liquid crystal module test system.
Background
Along with the development of science and technology, intelligent display screen has generally appeared in our life, for example, cell-phone, computer, wrist-watch, and vehicle-mounted terminal are the touch control's liquid crystal display, and the liquid crystal module is the core component who constitutes liquid crystal display, generally will carry out performance test after the liquid crystal module production, for example the picture display test, or carry out the detection in the aspect of the electrical property (also called TP functional test or touch test) to the capacitive touch screen on liquid crystal module top layer.
When the liquid crystal module is subjected to touch test, the liquid crystal module needs to be lightened firstly, and in the prior art, when each liquid crystal module is tested, the touch test board can start the test by clicking a 'start' button of test software after the liquid crystal module is lightened.
Therefore, when the existing touch test board tests each liquid crystal module, the operation is complex, and the test work efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a liquid crystal module test system, when aiming at solving current touch test panel and to each liquid crystal module, complex operation, technical problem that test work efficiency is low.
The embodiment of the utility model provides a realize like this, liquid crystal module test system includes: the device comprises a touch test board, a test box and a test host;
the touch test board is provided with a data interface, a starting signal input pin and a product wiring pin, the data interface is used for connecting the test host, the starting signal input pin is used for connecting the test box, and the product wiring pin is used for connecting the liquid crystal module to be tested;
the testing box is provided with a starting signal output pin, a lighting signal output pin and a power interface, the power interface is used for electrifying the testing box, the lighting signal output pin is used for connecting the liquid crystal module to be tested, when the testing box is electrified, the liquid crystal module to be tested is lighted, the starting signal output pin outputs a starting signal, and the starting signal is used for starting a touch testing program;
the test host is used for running the touch test program.
Preferably, the starting signal is a voltage signal of 1.8V or more.
Preferably, the starting signal input pin is a 3.3V voltage input pin; the starting signal output pin is a 3.3V voltage output pin.
Preferably, the liquid crystal module testing system further comprises a testing jig, and the testing jig is used for installing the liquid crystal module to be tested.
Preferably, the test jig is provided with a connecting pressure head, the connecting pressure head is rotatably arranged on the test jig, and the connecting pressure head is used for enabling the liquid crystal module to be tested to be communicated with the product wiring pin and the lighting signal output pin when the connecting pressure head is covered.
Preferably, the test frame is further provided with a test switch, and the test switch is connected with the power interface;
still be provided with the lock piece on the test jig, the rotatable setting of lock piece is in on the test jig, the lock piece is used for making it keeps closing to connect the pressure head.
Preferably, one of the locking piece and the connecting pressure head is provided with a locking buckle, the other is provided with a locking groove matched with the locking buckle, the locking piece is further provided with a pressing bulge, and the pressing bulge is used for enabling the test switch to be closed when the locking buckle is matched with the locking groove.
Preferably, the test jig is further provided with a touch test result display unit, the touch test board is further provided with a touch test result output pin, and the touch test result output pin is connected with the touch test result display unit.
Preferably, the test result display unit is an indicator light and/or a buzzer.
Preferably, the liquid crystal module test system further comprises a display, the display is connected with the test host, and the display is used for displaying the touch test data.
The embodiment of the utility model provides a pair of liquid crystal module test system, through set up start signal input pin on the touch test board, set up start signal output pin and light signal output pin on the test box, when the test box circular telegram, light signal output pin output lights the signal and lights the examination liquid crystal module that awaits measuring, start signal output pin output start signal starts test procedure simultaneously, thereby can realize that touch test procedure can automatic start after the examination liquid crystal module that awaits measuring is lighted, need not manual operation start button, the simplified operation, and then improve test work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a liquid crystal module testing system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a touch test motherboard according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a testing box according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a test rack according to an embodiment of the present invention;
fig. 5 is a liquid crystal module testing system provided with a touch test result output unit according to an embodiment of the present invention;
in the drawings: 1. a touch test board; 11. a data interface; 12. a start signal input pin; 13. a product wiring pin; 14. a power switch; 15. a touch test result output pin; 2. a test cartridge; 21. a start signal output pin; 22. lightening a signal output pin; 23. a power interface; 3. a test jig; 31. mounting grooves; 32. connecting a pressure head; 33. a locking member; 34. a test switch; 35. a buzzer; 36. an indicator light; 4. a test host; 41. a display; 5. a liquid crystal module.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
Examples
As shown in fig. 1, for the embodiment of the utility model provides a structural schematic diagram of a liquid crystal module test system, liquid crystal module test system includes: the device comprises a touch test board 1, a test box 2 and a test host 4;
the touch test board 1 is provided with a data interface 11, a starting signal input pin 12 and a product wiring pin 13, the data interface 11 is used for connecting the test host 4, the starting signal input pin 11 is used for connecting the test box 2, and the product wiring pin 13 is used for connecting the liquid crystal module to be tested;
the test box 2 is provided with a starting signal output pin 21, a lighting signal output pin 22 and a power interface 23, the power interface 23 is used for electrifying the test box 2, the lighting signal output pin 22 is used for connecting a liquid crystal module to be tested, when the test box 2 is electrified, the liquid crystal module to be tested is lighted, the starting signal output pin 21 outputs a starting signal, and the starting signal is used for starting a touch test program;
the test host is used for running a touch test program.
In the embodiment of the utility model, as shown in fig. 2, for the structural schematic diagram of touch test panel 1, data interface 11 on the touch test panel 1 passes through data line connection test host 4 to realize the data transmission between touch test panel 1 and test host 4, for example data interface 11 can be the USB interface, connects touch test panel 1 and test host 4 through the USB data line. The touch test program can be started by a high-level signal, which refers to an electrical signal above 1.8V, for example, in this embodiment, a 3.3V electrical signal is taken as an example of a start signal, but not limited thereto, correspondingly, the start signal input pin 12 is a 3.3V voltage input pin, the start signal output pin 21 is a 3.3V voltage output pin, a 3.3V voltage signal is input into the touch test board 1 through the start signal input pin 12, and then the voltage signal is input into the test host 4 through the data structure 11 on the touch test board 1, so as to start the test program. The specific structure and model of the product wiring pin 13 are not limited in this embodiment, and the product wiring pin 13 can be connected with the touch test connection end of the liquid crystal module to be tested through a dupont line. Preferably, the touch test board 1 may also be provided with a power switch 14, and the power switch 14 is used to control whether the touch test board 1 is powered on or not, and the touch test may be stopped directly by turning off the power switch 14.
The utility model discloses in the implementation, as shown in fig. 3, for the schematic structure of test box 2, light signal output pin 22 can be for MIPI signal output interface, the driving voltage pin that MIPI signal output interface connection liquid crystal module's MIPI signal corresponds, when test box 2 circular telegram, light signal output pin 22 can the output signal light the examination liquid crystal module that awaits measuring. Because the touch test of the liquid crystal module to be tested is carried out on the premise that the liquid crystal module to be tested is lighted, the delay switch can be preferably arranged in the test box 2, the specific arrangement circuit of the delay switch is not limited in the embodiment, so that after the test box 2 is electrified, a certain delay is carried out, the starting signal output pin 21 outputs a 3.3V voltage signal after the delay switch is closed, and the liquid crystal module to be tested is in a lighted state after the touch test program is started. The power interface 23 may be connected to the test switch 34, and the test box 2 is powered on after the test switch 34 is closed, and this embodiment does not limit the specific structure and model of the power interface 23.
In the embodiment of the present invention, preferably, a testing jig 3 can be further disposed in the liquid crystal module testing system, the structural schematic diagram of the testing jig is shown in fig. 4, the testing jig 3 can be used for installing a liquid crystal module to be tested, a mounting groove 31 matched with the liquid crystal module to be tested is disposed on the testing jig 3, the liquid crystal module to be tested is placed in the mounting groove 31 during testing, a connecting pressure head 32 can be further disposed on the testing jig 3, the connecting pressure head 32 can be rotatably disposed at one end of the mounting groove 31 on the testing jig 3, the connecting pressure head 32 is used for connecting the connecting end on the liquid crystal module to be tested with the product wiring pin 13 and the lighting signal output pin 22 when the, so that after the test box 2 is powered on, the lighting signal output by the lighting signal output pin 22 on the test box 2 can light the liquid crystal module to be tested, and the test host 4 can perform data transmission with the liquid crystal module to be tested through the product connection pins 13 on the touch test board 1. The cover of the connecting pressure head 32 is in contact with the connecting end of the connecting pressure head 32 and the liquid crystal module to be tested, the testing frame 3 can be provided with connecting ports connected with the product wiring pins 13 and the lighting signal output pins 22, and the connecting end of the liquid crystal module to be tested is connected with the testing box 2 and the touch testing board 1 through the connecting ports on the testing frame 3. Preferably, the test switch 34 may be provided on the test rack 3, and the test switch 34 may be a push type switch. In addition, can also set up lock 33 on the test jig 3, lock 33 is rotatable to be set up on test jig 3, and lock 33 is used for making to connect pressure head 32 and keeps the lid state of closing to the link that makes the liquid crystal module that awaits measuring switches on with product wiring pin 13 and lighting signal output pin 22 in the testing process. The embodiment does not limit the specific structure of the locking member 33, for example, one of the locking member 33 and the connecting pressure head 32 may be provided with a locking buckle, the other one is provided with a locking groove matched with the locking buckle, and the locking member 33 realizes the locking of the connecting pressure head 32 through the matching of the locking buckle and the locking groove. Preferably, can also set up on the locking piece 33 and press the arch, make locking piece 33 after connecting pressure head 32 locking, press the arch and can press down test switch 34 and make the circular telegram of test box 2, can make the await measuring liquid crystal product and touch test board 1 like this, the switch-on of test box 2 and the circular telegram of test box 2 realize simultaneously, thereby can ensure when the await measuring liquid crystal module goes up unloading, test box 2 is the outage state, also promptly await measuring the liquid crystal module be for not lighted the state, thereby can prevent that the product from going up unloading under the circular telegram state, lead to the product to burn out. And through setting up test jig 3, will await measuring the LCD module and install in mounting groove 31, can also the picture quality of the LCD module that awaits measuring of people's eye inspection awaits measuring after the LCD module that awaits measuring is lighted.
In the embodiment of the present invention, the testing host 4 can be a desktop computer or a notebook computer, but is not limited thereto, and the embodiment takes the testing host as the desktop computer as an example, the touch testing program is stored in the memory of the testing host, and when the testing host receives the 3.3V voltage signal, the touch testing program is executed by the processor. The present embodiment does not limit the test method of the touch test program. The test host 4 may further be connected to a display 41, and the display 41 may be configured to display touch test data of the liquid crystal module to be tested.
The embodiment of the utility model provides a pair of liquid crystal module test system, survey test panel 1 through setting up start signal input pin 12 in the touch, set up start signal output pin 21 and light signal output pin 22 on test box 2, when test box 2 circular telegram, light signal output pin 22 output lights the signal and lights the examination liquid crystal module that awaits measuring, start signal output pin 21 output start signal starts test procedure simultaneously, thereby can realize that the examination liquid crystal module that awaits measuring is lighted the back touch test procedure can automatic start, need not manual operation start button, the simplified operation, and then improve test work efficiency. By arranging the test frame 3 and arranging the test switch 34 on the test frame 3, the picture quality of the liquid crystal module to be tested can be checked through human eyes after the product is lightened, and the lock piece 33 can press the test switch 34 while locking the connecting press block 32, so that the connection of the liquid crystal product to be tested and the touch test board 1 and the connection of the test box 2 and the electrification of the test box 2 can be realized simultaneously, the test box 2 can be in a power-off state when the liquid crystal module to be tested is charged and discharged, namely, the liquid crystal module to be tested is in a non-lightened state, and the product can be prevented from being charged and discharged under the electrification state, and the product is burnt.
As shown in fig. 5, in another embodiment of the present invention, a touch test result output unit is further disposed on the testing frame 3, a touch test result output pin 15 is further disposed on the touch testing board 1, and the touch test result output pin 15 is connected to the touch test result output unit.
The embodiment of the utility model provides an in, the result that the liquid crystal module that awaits measuring was tested to the touch test procedure can be respectively through high level signal and low level signal output, for example, but nevertheless be OK output low level signal when the test result, be NG output high level signal when the test result.
In the embodiment of the present invention, the test result output unit can be the indicator 36 and/or the buzzer 35, for example, when outputting high level, the buzzer 35 can alarm, and the indicator lights a 36 red light, and when outputting low level, the indicator lights a 36 green light.
The embodiment of the utility model provides a pair of liquid crystal module test system, through setting up touch test result output unit on test jig 3, and it sets up touch test result output pin 15 to correspond on touch test panel 1, the workman can learn the touch test result of this liquid crystal module through touch test result output unit when carrying out the picture to liquid crystal module and detecting, need not look up the touch test data on the display 41 new line, further improve touch test system's efficiency of software testing, and can accomplish liquid crystal module's picture simultaneously and detect.
The utility model discloses above-mentioned embodiment provides a liquid crystal module test system is when using, will await measuring the liquid crystal module earlier and place on the mounting groove 31 of test jig 3, then the lid closes and connects pressure head 32 and locking piece 33, make locking buckle and locking groove cooperation on the locking piece 33, locking piece 33 presses test switch 34 simultaneously, 2 circular telegrams of test box, thereby await measuring the liquid crystal module and lighted, 2 output start signal of test box, start signal transmits to test host computer 4 through start signal input pin 12 and data interface 11 on the touch test board 1, test procedure starts.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a liquid crystal module test system which characterized in that, liquid crystal module test system includes: the device comprises a touch test board, a test box and a test host;
the touch test board is provided with a data interface, a starting signal input pin and a product wiring pin, the data interface is used for connecting the test host, the starting signal input pin is used for connecting the test box, and the product wiring pin is used for connecting the liquid crystal module to be tested;
the testing box is provided with a starting signal output pin, a lighting signal output pin and a power interface, the power interface is used for electrifying the testing box, the lighting signal output pin is used for connecting the liquid crystal module to be tested, when the testing box is electrified, the liquid crystal module to be tested is lighted, the starting signal output pin outputs a starting signal, and the starting signal is used for starting a touch testing program;
the test host is used for running the touch test program.
2. The liquid crystal module testing system of claim 1, wherein the start signal is a voltage signal of 1.8V or more.
3. The liquid crystal module test system of claim 2, wherein the enable signal input pin is a 3.3V voltage input pin; the starting signal output pin is a 3.3V voltage output pin.
4. The liquid crystal module testing system of claim 1, further comprising a testing jig;
the test jig is used for installing the liquid crystal module to be tested.
5. The liquid crystal module testing system of claim 4,
the testing jig is provided with a connecting pressure head, the connecting pressure head is rotatably arranged on the testing jig, and the connecting pressure head is used for enabling the liquid crystal module to be tested to be communicated with the product wiring pin and the lighting signal output pin when the connecting pressure head is covered.
6. The liquid crystal module testing system of claim 5,
the test frame is also provided with a test switch, and the test switch is connected with the power interface;
still be provided with the lock piece on the test jig, the rotatable setting of lock piece is in on the test jig, the lock piece is used for making it keeps closing to connect the pressure head.
7. The liquid crystal module testing system of claim 6,
the testing switch is characterized in that one of the locking piece and the connecting pressure head is provided with a locking buckle, the other one of the locking piece and the connecting pressure head is provided with a locking groove matched with the locking buckle, the locking piece is further provided with a pressing bulge, and the pressing bulge is used for enabling the locking buckle to be closed when the locking groove is matched with the testing switch.
8. The liquid crystal module testing system according to claim 4, wherein the testing frame is further provided with a touch testing result output unit, the touch testing board is further provided with a touch testing result output pin, and the touch testing result output pin is connected with the touch testing result output unit.
9. The liquid crystal module testing system of claim 8, wherein the test result output unit is an indicator light and/or a buzzer.
10. The liquid crystal module testing system of claim 1, further comprising a display, wherein the display is connected to the testing host, and the display is configured to display touch test data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021544604.XU CN212460245U (en) | 2020-07-30 | 2020-07-30 | Liquid crystal module test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021544604.XU CN212460245U (en) | 2020-07-30 | 2020-07-30 | Liquid crystal module test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212460245U true CN212460245U (en) | 2021-02-02 |
Family
ID=74476481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021544604.XU Active CN212460245U (en) | 2020-07-30 | 2020-07-30 | Liquid crystal module test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212460245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116469312A (en) * | 2021-12-28 | 2023-07-21 | 深圳荣耀智能机器有限公司 | Display screen assembly, electronic equipment, testing device and system |
-
2020
- 2020-07-30 CN CN202021544604.XU patent/CN212460245U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116469312A (en) * | 2021-12-28 | 2023-07-21 | 深圳荣耀智能机器有限公司 | Display screen assembly, electronic equipment, testing device and system |
| CN116469312B (en) * | 2021-12-28 | 2024-04-19 | 深圳荣耀智能机器有限公司 | Display screen assembly, electronic equipment, testing device and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104318882A (en) | Display module testing equipment | |
| CN101437173A (en) | Instrument for detecting flat-plate television failure and detection method thereof | |
| CN112198865B (en) | Testing method, device and system for MCU low-power mode switching | |
| CN106909479A (en) | A kind of test device for computer opening/closing | |
| WO2019227731A1 (en) | Display screen lighting-up test device and method | |
| CN103149495A (en) | Comprehensive test instrument for testing multi-path conducting wire\connector | |
| CN204203419U (en) | A kind of PCB proving installation of modularization framework | |
| CN212460245U (en) | Liquid crystal module test system | |
| CN204288754U (en) | A kind of display module checkout equipment | |
| CN105510755A (en) | Testing device | |
| KR20070045501A (en) | Testing device for a plurality of display modules | |
| CN104714536A (en) | Multi-functional computer fault diagnosis instrument | |
| CN106920493B (en) | High-voltage output liquid crystal display Cell testing method | |
| CN105866703B (en) | Intelligent tester device for simulating automobile starting and testing method | |
| CN201733354U (en) | Mobile terminal testing device and mobile terminal testing system | |
| CN213241131U (en) | Burn record detection device | |
| CN107481605B (en) | Smart phone teaching practical training equipment and working method thereof | |
| CN203466874U (en) | Automatic LCD test device for mobile phone production line | |
| CN205581446U (en) | Liquid crystal display optical detection system | |
| CN201707209U (en) | Wrist strap display | |
| CN219915832U (en) | Portable missile launching mechanism function circuit board test and fault positioning device | |
| CN220455439U (en) | Automatic test equipment capable of rapidly detecting cable conduction | |
| CN216870735U (en) | STM 32-based special keyboard testing device | |
| CN110412782B (en) | Liquid crystal display device testing system and testing method | |
| CN216144907U (en) | Fault diagnosis equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |