CN218411287U

CN218411287U - Multifunctional test fixture for touch screen

Info

Publication number: CN218411287U
Application number: CN202222656449.6U
Authority: CN
Inventors: 钟朝波
Original assignee: Huizhou Jianrou Technology Co ltd
Current assignee: Huizhou Jianrou Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-01-31
Anticipated expiration: 2032-10-10

Abstract

The utility model relates to a touch-sensitive screen test technical field, in particular to multi-functional test fixture of touch-sensitive screen, including the inside tool body that is formed with the cavity, tool body top surface sets up the logical groove that communicates in the cavity, tool body top surface is located logical groove periphery and is formed with heavy groove, it is provided with the transparent glass board that is used for bearing the touch-sensitive screen to lead to the inslot fixed, the apron can be covered and fit logical groove and the apron is seted up the test window who exposes the touch-sensitive screen, be provided with the lamp and shine the subassembly under the cavity is located logical groove, be provided with electric connection in the test circuit board of touch-sensitive screen in the cavity. And the backlight test of the touch screen on the transparent glass plate is realized by turning on the lamp illumination assembly. The test circuit board is used for conducting open short circuit test on the touch screen, meanwhile, the touch screen can be subjected to marking test through the test window, multiple tests can be completed at one time, production cost of the detection jig is reduced, meanwhile, the touch screen is prevented from being frequently transferred among a plurality of jig stations, and detection efficiency is greatly improved.

Description

Multifunctional test fixture for touch screen

Technical Field

The application relates to the technical field of touch screen testing, in particular to a multifunctional test fixture for a touch screen.

Background

Touch-sensitive screen wide application in electronic product such as panel computer, smart mobile phone, in current touch-sensitive screen production, need carry out multinomial test after the touch-sensitive screen production, if detect in a poor light, open short circuit detection, touch screen face marking off detects etc. current touch-sensitive screen test shifts the touch-sensitive screen in proper order and carries out corresponding detection project in the test fixture that corresponds, consequently need produce a plurality of test fixtures, and with high costs, and need shift the touch-sensitive screen on a plurality of stations, frequent shift also leads to consuming time long, problem that detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the application provides a touch-sensitive screen multifunctional test tool, including the inside tool body that is formed with the cavity, tool body top surface seted up communicate in the logical groove of cavity, tool body top surface is located it is formed with heavy groove to lead to the groove periphery, it is used for bearing the transparent glass board of touch-sensitive screen to lead to the inslot fixed being provided with, the tool body is located it has the apron to sink the inslot pivot, the apron can cover and fit logical groove just the test window that exposes the touch-sensitive screen is seted up to the apron, the cavity is located be provided with the lamp under leading to the groove and shine the subassembly, be provided with electric connection in the test circuit board of touch-sensitive screen in the cavity.

Preferably, the top surface of the jig body is provided with a placing groove communicated with the through groove, the test circuit board is connected to the touch screen through a connecting wire, and the connecting wire is arranged in the placing groove.

Preferably, the jig body is provided with a fixing component on the side of the placing groove.

Preferably, the fixing assembly comprises a positioning block pivoted to one side of the placing groove and an adsorption piece arranged on the other side of the placing groove and used for adsorbing the positioning block, and a pressing block is arranged on the surface of the positioning block facing the placing groove.

Preferably, a starting switch is further arranged on one side face of the jig body, and the starting switch is electrically connected with the lamp illumination assembly and the test circuit board respectively.

Preferably, a first interface and a second interface are arranged on one side surface of the jig body.

From the above, the following beneficial effects can be obtained by applying the method provided by the present application: run through at tool body top surface and set up the logical groove that communicates in the cavity, lie in logical groove periphery at tool body top surface and be formed with heavy groove, lead to the fixed transparent glass board that is used for bearing the touch-sensitive screen that is provided with of inslot. Lie in the heavy inslot pivot at the tool body and have connect the apron, the apron can be covered and fit logical groove and apron and set up the test window who exposes the touch-sensitive screen, is provided with the lamp and shines the subassembly under the cavity lies in logical groove, shines the subassembly through opening the lamp and realizes carrying out the test in a poor light to the touch-sensitive screen on the clear glass board, can cover the clearance of sheltering from between touch-sensitive screen and tool body through the apron simultaneously, realizes preventing the light leak and influences the test result. Be provided with electric connection in the cavity in the test circuit board of touch-sensitive screen, test circuit board is used for opening the short circuit test to the touch-sensitive screen, can carry out the marking off test to the touch-sensitive screen through test window simultaneously, realizes once only accomplishing multinomial test, reduces detection tool's manufacturing cost, avoids the touch-sensitive screen to carry out frequent transfer between a plurality of tool stations simultaneously, has improved detection efficiency greatly.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present application or the prior art will be briefly described below. It should be apparent that the drawings in the following description are only some of the embodiments of the present application, and that other drawings may be derived by those skilled in the art without inventive exercise.

FIG. 1 is a diagram illustrating an overall structure of a multifunctional testing fixture for a touch screen according to an embodiment of the present application;

FIG. 2 is a top view of a fixture body according to an embodiment of the present disclosure;

FIG. 3 is a side view of a touch screen multifunctional test fixture according to an embodiment of the present application;

FIG. 4 is a view showing an internal structure of a jig body according to an embodiment of the present invention;

FIG. 5 is a top view of a multifunctional testing fixture for a touch screen according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

In order to solve the above technical problem, this embodiment provides a multifunctional testing jig for a touch screen, as shown in fig. 1-4, the multifunctional testing jig comprises a jig body 10 having a cavity 13 formed therein, a through groove 12 communicated with the cavity 13 is formed through the top surface of the jig body 10, a sunken groove 11 is formed at the periphery of the through groove 12 at the top surface of the jig body 10, a transparent glass plate 30 for bearing the touch screen is fixedly disposed in the through groove 12, wherein a bearing surface of the transparent glass plate 30 is lower than a plane where the sunken groove 11 is located, and the touch screen is placed on the transparent glass plate 30 to limit the touch screen, thereby preventing the touch screen from displacing during testing. The jig body 10 is provided with a cover plate 20 in the sink 11 in a pivoted mode, the cover plate 20 can cover the through groove 12, the cover plate 20 is provided with a test window 21 exposing the touch screen, the cavity 13 is provided with a lighting assembly 40 under the through groove 12, the backlight test of the touch screen on the transparent glass plate 30 is realized by opening the lighting assembly 40, meanwhile, the cover plate 20 can cover a gap between the touch screen and the jig body 10, and the test result is prevented from being influenced by light leakage. Be provided with electric connection in the cavity 13 in the test circuit board 50 of touch-sensitive screen, test circuit board 50 is used for opening the short circuit test to the touch-sensitive screen, can carry out the marking off test to the touch-sensitive screen through test window 21 simultaneously, realizes once only accomplishing multinomial test, reduces detection tool's manufacturing cost, avoids the touch-sensitive screen to frequently shift between a plurality of tool stations simultaneously, has improved detection efficiency greatly.

The size of the test window 21 is smaller than that of the transparent glass plate 30, and then the frame of the cover plate 20 can cover and shield the gap between the touch screen and the jig body 10, so as to prevent light leakage during backlight test.

Specifically, the top surface of the jig body 10 is provided with a placement groove 14 communicated with the through groove 12, the test circuit board 50 is connected to the touch screen through a connecting wire, and the connecting wire is arranged in the placement groove 14. The jig body 10 is provided with a fixing member 60 at a side of the placement groove 14, and the connecting wire can be fixedly placed in the placement groove 14 by the fixing member 60. In other embodiments, the test circuit board 50 may further be connected to the touch screen through a flexible circuit board, a probe module, and the like, and further, the flexible circuit board and the probe module may be fixed through the fixing component 60, so as to ensure connection stability during testing.

Further, as shown in fig. 3, the fixing assembly 60 includes a positioning block 51 pivotally connected to one side of the placing slot 14, and an adsorbing member 52 disposed on the other side of the placing slot 14 and used for adsorbing the positioning block 51, and a pressing block 53 is disposed on a surface of the positioning block 51 facing the placing slot 14. Realize loosening or compressing tightly fixed connecting wire through upset locating piece 51, it is exemplary, and adsorption element 52 can be magnet, when upset locating piece 51, adsorbs locating piece 51 bottom through adsorption element 52, and then realizes the fixed action. A press block 53 is provided on the surface of the positioning block 51 facing the placement groove 14, and the press block 53 is made of a soft plastic. When the test circuit board 50 is butted with the touch screen through the flexible circuit board, the probe module and the like, the flexible circuit board or the probe module is pressed and fixed through the soft plastic pressing block 53, so that the flexible circuit board or the probe module is prevented from being abraded, and an insulating effect is achieved.

Further, a first interface 15 and a second interface 16 are arranged on one side surface of the jig body 10. The touch screen is in butt joint with the first interface 15 through a connecting line, a flexible circuit board or a probe module, the first interface 15 is connected with the test circuit board 50, the test circuit board 50 is connected with an external test computer through the second interface 16, and therefore when the touch screen is subjected to open short circuit test and scribing test, data can be transmitted to test software of the test computer to perform result detection. As shown in fig. 4-5, a start switch 41 is further disposed on one side surface of the fixture body 10, and the start switch 41 is electrically connected to the lighting assembly 40 and the test circuit board 50, respectively. The test state of the lamp illumination assembly 40 and the test circuit board 50 is turned on or off by starting the switch 41, so that the operation of workers is facilitated, and the test efficiency is improved.

To sum up, this application scheme is located logical groove periphery and is formed with heavy groove through running through seting up in the logical groove of cavity at tool body top surface, leads to the inslot fixed transparent glass board that is used for bearing the touch-sensitive screen that is provided with at tool body top surface. The fixture body is provided with a cover plate in the sink groove in a pivoted mode, the cover plate can be covered on the through groove, the cover plate is provided with a test window exposing the touch screen, the cavity is located under the through groove, the backlight test of the touch screen on the transparent glass plate is realized by opening the lamp, meanwhile, the cover plate can cover a gap between the touch screen and the fixture body, and the test result is prevented from being influenced by light leakage. Be provided with electric connection in the cavity in the test circuit board of touch-sensitive screen, test circuit board is used for opening the short circuit test to the touch-sensitive screen, can carry out the marking off test to the touch-sensitive screen through the test window simultaneously, realizes once only accomplishing multinomial test, reduces detection tool's manufacturing cost, avoids the touch-sensitive screen to carry out frequent transfer between a plurality of tool stations simultaneously, has improved detection efficiency greatly.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. The utility model provides a multi-functional test fixture of touch-sensitive screen which characterized in that: including inside tool body (10) that is formed with cavity (13), tool body (10) top surface seted up communicate in logical groove (12) of cavity (13), tool body (10) top surface is located logical groove (12) periphery is formed with heavy groove (11), it is provided with transparent glass board (30) that are used for bearing the touch-sensitive screen to lead to groove (12) internal fixation, tool body (10) are located the pivot has apron (20) in heavy groove (11), apron (20) can be covered in lead to groove (12) just apron (20) are seted up and are exposed test window (21) of touch-sensitive screen, cavity (13) are located be provided with lamp under leading to groove (12) and shine subassembly (40), be provided with test circuit board (50) of electric connection in the touch-sensitive screen in cavity (13).

2. The multifunctional test fixture for the touch screen according to claim 1, wherein: the fixture comprises a fixture body (10), wherein the top surface of the fixture body (10) is provided with a placing groove (14) communicated with a through groove (12), a test circuit board (50) is connected to a touch screen through a connecting wire, and the connecting wire is arranged in the placing groove (14).

3. The multifunctional test fixture for touch screens according to claim 2, characterized in that: and a fixing component (60) is arranged on the jig body (10) and is positioned on the side of the placing groove (14).

4. The multifunctional testing jig for the touch screen according to claim 3, wherein: the fixing assembly (60) comprises a positioning block (51) pivoted on one side of the placing groove (14) and an adsorption piece (52) arranged on the other side of the placing groove (14) and used for adsorbing the positioning block (51), and a pressing block (53) is arranged on the surface, facing the placing groove (14), of the positioning block (51).

5. The multifunctional test fixture for touch screens of claim 1, wherein: a starting switch (41) is further arranged on one side face of the jig body (10), and the starting switch (41) is electrically connected with the lamp illumination assembly (40) and the test circuit board (50) respectively.

6. The multifunctional test fixture for touch screens of claim 5, wherein: a first interface (15) and a second interface (16) are arranged on one side surface of the jig body (10).