CN212379682U - Jig and display screen testing system - Google Patents

Jig and display screen testing system Download PDF

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Publication number
CN212379682U
CN212379682U CN202020873279.5U CN202020873279U CN212379682U CN 212379682 U CN212379682 U CN 212379682U CN 202020873279 U CN202020873279 U CN 202020873279U CN 212379682 U CN212379682 U CN 212379682U
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display screen
test
tested
pressing
jig
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CN202020873279.5U
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彭建新
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Jiangxi Holitech Technology Co Ltd
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Jiangxi Holitech Technology Co Ltd
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Abstract

The utility model belongs to the technical field of liquid crystal display, a tool and display screen test system is disclosed. The tool includes: the test platform is provided with a display screen placing groove and is used for placing a display screen to be tested; the display screen placing groove is provided with a connecting groove used for connecting the display screen to be tested with external testing equipment; the test platform comprises a test platform body, a crimping component and a pressing component, wherein the crimping component is arranged on the test platform body and used for pressing and contacting the joint of a display screen to be tested and external test equipment. The embodiment of the utility model provides a tool provides, through setting up the fixed display screen that awaits measuring of placing of display screen standing groove, will await measuring the display screen and compress tightly the contact with outside test equipment junction through the crimping subassembly to can the rapid and stable test the display screen, tool overall structure is simple and practical, and the simple operation can greatly improve the efficiency of display screen test.

Description

Jig and display screen testing system
Technical Field
The utility model belongs to the technical field of liquid crystal display, a tool and display screen test system is disclosed.
Background
In the field of liquid crystal display manufacturing at present, due to manufacturing cost and design requirements, more and more mobile phone manufacturers use welded touch display screens.
The welding type capacitive touch display screen is different from a plug-in type capacitive touch display screen, a flexible circuit board is used in a product, a connector cannot be used for testing, the welding cannot be carried out on a PCB, and the normal use of the product is easily influenced. At present, a commonly used test mode is that a test mainboard is connected with a display screen to be tested, whether the work of the display screen is tested in a power-on mode is normal or not, but the display screen golden finger is in butt joint with the test mainboard mainly by means of a manual connection mode, the contact effect is greatly influenced by human, and the test is unstable.
Therefore, a jig for testing the display screen is lacked in the prior art, and the display screen is conveniently, quickly, conveniently and stably connected with the testing equipment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tool, mainly used solve the problem that lacks display screen test fixture among the prior art, it includes:
the test platform is provided with a display screen placing groove and is used for placing a display screen to be tested; the display screen placing groove is provided with a connecting groove used for connecting the display screen to be tested with external testing equipment;
the test platform comprises a test platform body, a crimping component and a pressing component, wherein the crimping component is arranged on the test platform body and used for pressing and contacting the joint of a display screen to be tested and external test equipment.
Preferably, the crimping assembly comprises:
a guide disposed on the test platform;
the pressing piece is movably arranged on the guide piece, and the pressing piece can move close to or far away from the connecting interface slot along the guide piece.
Preferably, the crimping assembly further comprises:
the limiting part is arranged on the test platform and used for limiting the movement of the pressing part, so that the pressing part can press the joint of the display screen to be tested and external test equipment.
Preferably, the guide part is provided with threads, the limiting part is provided with a threaded hole, the limiting part is in threaded fit with the guide part, and the limiting part can move along the guide part and is used for positioning and pressing the pressing part to press the joint of the display screen to be tested and the external test equipment.
Preferably, the limiting part is rotatably arranged on the test platform, an extension spring is arranged on the test platform, one end of the extension spring is arranged on the test platform, the other end of the extension spring is arranged on the limiting part, and the extension spring is used for pulling the limiting part to the pressing part.
Preferably, a compression spring is arranged between the pressing piece and the test platform.
Preferably, the display screen placement groove is composed of a groove edge strip, and the groove edge strip is movably arranged on the test platform.
Preferably, the connecting slot is provided with an adapter plate placing slot for placing an adapter plate connected with the display screen to be tested and external testing equipment.
Preferably, the display screen placing groove is provided with a jacking mechanism, and the jacking mechanism is used for jacking up the display screen placed in the display screen placing groove.
An aspect of the utility model relates to a display screen test system, include:
the jig is used for placing a display screen to be tested;
the external test equipment comprises a test terminal and a test mainboard, the test terminal is connected with the test mainboard, and the test mainboard is connected with a display screen to be tested placed on the jig through the connecting interface slot.
The embodiment of the utility model provides a tool provides, through setting up the fixed display screen that awaits measuring of placing of display screen standing groove, will await measuring the display screen and compress tightly the contact with outside test equipment junction through the crimping subassembly to can the rapid and stable test the display screen, tool overall structure is simple and practical, and the simple operation can greatly improve the efficiency of display screen test.
Drawings
Fig. 1 is a schematic structural view of a jig provided in an embodiment of the present invention;
fig. 2 is a side view of a jig according to an embodiment of the present invention;
fig. 3 is a schematic view illustrating another positioning member according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a display screen placement groove provided in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a display screen testing system provided in an embodiment of the present invention.
In the drawings: 1. a test platform; 2. a display screen placement groove; 3. a connecting port groove; 4. a crimping assembly; 5. a compression member; 6. a guide member; 7. a limiting member; 8. a connecting rod; 9. a mounting seat; 10. an extension spring; 11. a compression spring; 12. a groove edge strip; 13. a moving guide rail; 14. a fixing member; 15. the adapter plate placing groove; 16. a jack-up mechanism; 17. a transition groove; 18. a jig; 19. testing the terminal; 20. and testing the mainboard.
Detailed description of the preferred embodiments
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.
Examples
Example 1
As shown in fig. 1-2, wherein fig. 1 is the embodiment of the present invention provides a structural schematic diagram of a jig, fig. 2 is the embodiment of the present invention provides a structural side view of a jig, the jig includes:
the test platform 1 is provided with a display screen placing groove 2 for placing a display screen to be tested; the display screen placing groove 2 is provided with a connecting groove 3 for connecting the display screen to be tested with external testing equipment;
crimping subassembly 4, crimping subassembly 4 sets up on test platform 1, and crimping subassembly 4 is used for compressing tightly the contact with the display screen that awaits measuring and outside test equipment junction.
Specifically, the display screen to be tested may be a capacitive touch display screen, or may be other common types of display screens, where a portion of the display screen is generally provided with a gold finger for electrically connecting with an external device, which belongs to the basic common knowledge of the display screen technology and is not further explained here. When the display screen to be tested is connected with the external test equipment, the external connection interface golden finger part of the display screen to be tested is in contact connection with the interface of the external test equipment. Note that, the utility model discloses the connector socket 3 that the embodiment described is used for placing the display screen and the external test equipment junction part of awaiting measuring, and the display screen and the external test equipment that conveniently await measuring are connected, and the part of junction can be for example placing interface terminal, pin, keysets etc..
In the embodiment of the present invention, as shown in fig. 1 to 2, the crimping assembly 4 includes:
the guide piece 6, the guide piece 6 is set up on the test platform 1;
and the pressing piece 5 is movably arranged on the guide piece 6, and the pressing piece 5 can move close to or far away from the connecting slot 3 along the guide piece 6.
Specifically, the guide member 6 may be a common guide structure such as a guide rod or a guide block, and the pressing member 5 may be movably disposed on the guide member 6 by moving up and down in a hole-shaft fit manner or by disposing a slide rail combination between the guide member 6 and the pressing member 5 to achieve the movable disposition of the pressing member 5. In the embodiment of the present invention, as shown in fig. 1, the through hole disposed at the end of the compressing member 5 is penetrated on the guiding member 6 for moving, and the embodiment is described as an example, it can be understood by those skilled in the art that the above description is only an illustration of one of the embodiments of the present invention, and is not a strict limitation on the manner of movably disposing the compressing member.
Specifically, in order to avoid the damage of compact heap 5 to the junction between the display screen and the external device of awaiting measuring, can set up the software protection on compact heap 5 towards one side of connecting interface slot 3, specifically can set up sponge or foam or rubber etc. the mode of setting can be through gluing, modes such as bolt fastening.
In the embodiment of the present invention, the crimping component 4 further includes:
and the limiting part 7 is arranged on the test platform 1 and used for limiting the movement of the pressing part 5, so that the pressing part 5 presses the joint of the display screen to be tested and the external test equipment.
Specifically, as shown in fig. 1 to 2, the limiting member 7 is connected through a "V" shaped connecting rod 8, the connecting rod 8 is rotatably fixed on the testing platform 1, the limiting member 7 can rotate along with the rotation of the connecting rod 8, and the testing platform can be provided with a mounting seat 9 for setting the connecting rod 8. It is noted that the above-mentioned "V" shaped link 8 is only for the convenience of understanding the operation relationship in the embodiment of the present invention, and is not a strict limitation on the link, and the link mainly pries the pressing member by the principle of lever, and the technical solution similar to the principle may also have more simple modifications in other embodiments, and is not further listed here. As shown in fig. 2, the left end of the rotation point of the connecting rod 8 is a pressing portion, the right end is a limiting portion, an extension spring 10 is arranged on the testing platform 1, one end of the extension spring 10 is arranged on the testing platform 1, the other end of the extension spring is arranged on the connecting rod 8, specifically on one side of the limiting portion, and the extension spring 10 is used for pulling the limiting member 7 to the pressing member 5. When the test fixture is used, the pressing part is pressed downwards by a hand, the limiting part is lifted up through the rotating fulcrum, then the pressing part 5 is loosened, the display screen to be tested can be placed in the pressing part to be contacted with external equipment, then the pressing part is loosened, the limiting part 7 is pressed to the pressing part 5 along with the falling of the limiting part of the connecting rod 8 under the tensile force of the tension spring 10, the pressing part 5 is pressed to the joint of the display screen to be tested and the external equipment, the connection is guaranteed not to be loosened, and the test stability is improved.
Further, in the embodiment of the utility model provides an in, compress tightly and be provided with compression spring 11 between 5 and the test platform 1, set up compression spring 11's main effect and lie in, when locating part 7 loosens and compresses tightly a 5, compress tightly a 5 and can realize automatic lifting through compression spring 11, the convenience will await measuring tak eoff or place of display screen.
Additionally, in other embodiments of the utility model, can also be through being equipped with the screw thread on guide 6, as shown in fig. 3, for the embodiment of the utility model provides an another locating part sets up the schematic diagram, is equipped with the screw hole on the locating part 7, and is concrete, and the locating part can be the nut, and locating part 7 and 6 screw-thread fit of guide, and locating part 7 can be followed guide 6 and removed for will compress tightly 5 location and compress tightly the examination display screen that awaits measuring and external test equipment junction. When the test device is used specifically, the rotation limiting part 7 moves relative to the guide part 6 and is close to or away from the pressing part 5, so that the pressing part 5 is loosened or tightly pressed to fix the connection part of the circuit board to be tested and the external test equipment.
In the embodiment of the present invention, the display screen placement groove 2 may be a groove capable of changing the size of the display screen, in addition to the groove of the fixed shape and size. Specifically, in other embodiments of the present invention, as shown in fig. 4, for the embodiment of the present invention provides a schematic structural diagram of a display screen placing groove, which is different from the previous embodiment, wherein the display screen placing groove 2 is composed of a groove edge strip 12, and the groove edge strip 12 is movably disposed on the testing platform 1. The concrete movable guide 13 that can set up on test platform 1, movable guide 13's cross-section can be for the upper end little, the lower extreme is big, avoid groove strake 12 to break away from, groove strake 12 can remove along movable guide 13, in addition, can also set up the mounting 14 that can pass groove strake 12 and test platform 1 and carry out the contact at groove strake 12 when needing to be fixed, specific mounting 14 can adopt the bolt, can set up the screw hole on groove strake 12, the mounting twists the screw hole through screw-thread fit, it contacts with test platform 1 to rotate mounting 14 when needing to be fixed, fix groove strake 12, thereby form display screen standing groove 2 of fixed size. Meanwhile, as will be understood by those skilled in the art, in this case, the periphery of the display screen placement groove 2 is not closed, but the use thereof is not affected, and the display screen placement groove 2 mainly serves to define the position of the display screen.
In the embodiment of the present invention, as shown in fig. 1, the connecting slot 3 is provided with an adapter plate placing slot 15 for placing an adapter plate connected to a display screen to be tested and an external testing device.
Specifically, in the field, when a motherboard is produced, the motherboard needs to be subjected to a function test, different motherboards and test equipment need to be frequently disconnected, and an interface of the test equipment is easily abraded.
In the embodiment of the present invention, as shown in fig. 3, the display screen placement groove 2 is provided with a jacking mechanism 16, and the jacking mechanism 16 is used for jacking up the display screen placed in the display screen placement groove 2. Specifically, jack-up mechanism 16 can be set up cylinder or telescopic link in display screen standing groove 2 and carry out the jack-up, be equipped with the through-hole that can let 16 tip of jack-up mechanism pass on the display screen standing groove 2 that corresponds, it is not outstanding only to need to guarantee that jack-up mechanism 16 is placing the display screen that awaits measuring, then can remove the bottom that stretches out display screen standing groove 2 after the test, can with the display screen jack-up, soft materials such as rubber or foam can be set up in order to protect the end of display screen jack-up mechanism 16 simultaneously. In addition, a transition groove for simply and conveniently taking the display screen can be arranged, as shown in fig. 1, transition grooves 17 are arranged on two sides of the display screen placing groove 2, so that the display screen can be directly contacted with the side edge of the display screen, and the display screen is convenient to take.
The embodiment of the utility model provides a tool provides, through setting up the fixed display screen that awaits measuring of placing of display screen standing groove, will await measuring the display screen and compress tightly the contact with outside test equipment junction through the crimping subassembly to can the rapid and stable test the display screen, tool overall structure is simple and practical, and the simple operation can greatly improve the efficiency of display screen test.
Example 2
As shown in fig. 5, for the embodiment of the present invention provides a structural schematic diagram of a display screen testing system, the display screen testing system includes:
the jig 18 is used for placing a display screen to be tested;
the external test equipment comprises a test terminal 19 and a test mainboard 20, the test terminal 19 is connected with the test mainboard 20, and the test mainboard 20 is connected with a display screen to be tested placed on the jig 18 through a connecting interface slot.
In the implementation of the utility model, the test terminal can be a common computer, a computer and other equipment, and can be directly connected with the test mainboard through a wire, and the test mainboard displays the test result at the computer software end, so that the test terminal is visual and clear; the test motherboard can be selected by a person skilled in the art according to different display screens to be tested, the common test of the display screens in the field is already in the conventional requirement, and the structural design of the test motherboard also belongs to the conventional component, and the description and the limitation are not listed here.
The embodiment of the utility model provides a display screen test system, through using special tool, set up the display screen standing groove and fix and place the display screen that awaits measuring, compress tightly the contact with the external test equipment junction with the display screen that awaits measuring through the crimping subassembly to can be fast stable test the display screen; meanwhile, the test result is more visual and clear through the mode of combining the test mainboard with the test terminal, the whole system structure is simple and practical, the operation is convenient, and the efficiency of the display screen test can be greatly improved.
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. A jig, comprising:
the test platform is provided with a display screen placing groove and is used for placing a display screen to be tested; the display screen placing groove is provided with a connecting groove used for connecting the display screen to be tested with external testing equipment;
the test platform comprises a test platform body, a crimping component and a pressing component, wherein the crimping component is arranged on the test platform body and used for pressing and contacting the joint of a display screen to be tested and external test equipment.
2. The jig of claim 1, wherein the crimping assembly comprises:
a guide disposed on the test platform;
the pressing piece is movably arranged on the guide piece, and the pressing piece can move close to or far away from the connecting interface slot along the guide piece.
3. The jig of claim 2, wherein the crimping assembly further comprises:
the limiting part is arranged on the test platform and used for limiting the movement of the pressing part, so that the pressing part can press the joint of the display screen to be tested and external test equipment.
4. The apparatus according to claim 3, wherein the guide member has a screw thread, the position-limiting member has a screw hole, the position-limiting member is in screw-fit with the guide member, and the position-limiting member is movable along the guide member for positioning and pressing the pressing member to a connection between the display screen to be tested and the external testing device.
5. The apparatus according to claim 3, wherein the position-limiting member is rotatably disposed on the testing platform, an extension spring is disposed on the testing platform, one end of the extension spring is disposed on the testing platform, and the other end of the extension spring is disposed on the position-limiting member, and the extension spring is used to pull the position-limiting member toward the pressing member.
6. The fixture according to claim 5, wherein a compression spring is disposed between the pressing member and the testing platform.
7. The fixture of claim 1, wherein the display screen placement slot is composed of a slot edge strip, and the slot edge strip is movably arranged on the test platform.
8. The jig as claimed in claim 1, wherein the connecting slot is provided with an adapter plate placing slot for placing an adapter plate connected with a display screen to be tested and external testing equipment.
9. The jig according to claim 1, wherein the display screen placement groove is provided with a jacking mechanism for jacking up the display screen placed on the display screen placement groove.
10. A display screen testing system, comprising:
the jig as claimed in any one of claims 1 to 9, which is used for placing a display screen to be tested;
the external test equipment comprises a test terminal and a test mainboard, the test terminal is connected with the test mainboard, and the test mainboard is connected with a display screen to be tested placed on the jig through the connecting interface slot.
CN202020873279.5U 2020-05-22 2020-05-22 Jig and display screen testing system Active CN212379682U (en)

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CN202020873279.5U CN212379682U (en) 2020-05-22 2020-05-22 Jig and display screen testing system

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Application Number Priority Date Filing Date Title
CN202020873279.5U CN212379682U (en) 2020-05-22 2020-05-22 Jig and display screen testing system

Publications (1)

Publication Number Publication Date
CN212379682U true CN212379682U (en) 2021-01-19

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CN202020873279.5U Active CN212379682U (en) 2020-05-22 2020-05-22 Jig and display screen testing system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115035789A (en) * 2021-12-28 2022-09-09 深圳荣耀智能机器有限公司 Display screen assembly, electronic equipment, testing device, system and testing method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115035789A (en) * 2021-12-28 2022-09-09 深圳荣耀智能机器有限公司 Display screen assembly, electronic equipment, testing device, system and testing method

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