阅读说明：本技术 一种触摸屏假压测试装置及其使用方法 (False pressure testing device for touch screen and using method thereof ) 是由 韩伟军 于 2021-08-11 设计创作，主要内容包括：本发明涉及一种触摸屏假压测试装置及其使用方法,该测试装置包括底板、设置在底板上的支撑板、设置在支撑板上的测试组件；所述底板上设置有插口和凹槽,所述插口用于插入FPC电路板,凹槽与插口连通,所述凹槽内放置有间隔导电胶条,测试时将膜材放置在底板上方与FPC电路板通过测试组件进行压合测试。本发明底板的材料为透明材料,方便对位；使用间隔导电胶条能够实现测试压合时的紧密接触；FPC设置在底部,保证FPC位置的准确性,避免FPC随压板上下移动,造成测试准确率下降；能够实现触摸屏加工过程中膜材和FPC的压合测试,避免成品因连接电路板问题成为废品,降低后工序功能不良率,提高加工质量,降低资源浪费。(The invention relates to a false pressure testing device of a touch screen and a using method thereof, wherein the testing device comprises a bottom plate, a supporting plate arranged on the bottom plate and a testing component arranged on the supporting plate; be provided with socket and recess on the bottom plate, the socket is used for inserting the FPC circuit board, recess and socket intercommunication, the conductive adhesive tape in interval has been placed in the recess, places the membrane material in the bottom plate top during the test and carries out the pressfitting test with the FPC circuit board through the test assembly. The bottom plate is made of transparent materials, so that the alignment is convenient; the spaced conductive rubber strips can realize close contact in pressure measurement and test; the FPC is arranged at the bottom, so that the accuracy of the position of the FPC is ensured, and the reduction of the testing accuracy rate caused by the fact that the FPC moves up and down along with the pressing plate is avoided; the laminating test of membrane material and FPC in the touch-sensitive screen course of working can be realized, avoid the finished product to become the waste product because of the connecting circuit board problem, reduce back process function defective rate, improve processingquality, reduce the wasting of resources.)

1. The false pressure testing device for the touch screen is characterized by comprising a bottom plate (110), a supporting plate (120) arranged on the bottom plate (110) and a testing component arranged on the supporting plate (120);

the base plate (110) is provided with a socket (210), the socket (210) is used for inserting an FPC circuit board, and during testing, a film is placed above the base plate (110) and is subjected to press fit testing with the FPC circuit board through a testing component.

2. The touch screen false pressure testing device of claim 1, wherein the bottom plate (110) is made of a transparent material, so that a film target and an FPC (flexible printed circuit) board target can be conveniently checked and aligned;

the bottom plate (110) is provided with a CCD camera or an infrared alignment detector, so that the alignment of the target of the film material and the target of the FPC circuit board can be monitored conveniently.

3. The touch screen false pressure testing device according to claim 1, wherein the testing assembly comprises an air cylinder (310), an expansion link (320) and a pressure plate (330), the air cylinder (310) is fixed above the supporting plate (120) through a mounting plate (350), and the air cylinder (310) drives the pressure plate (330) to move up and down through the expansion link (320);

a buffer pad (340) is arranged below the pressing plate (330), and the buffer pad (340) prevents the test film material from being scratched.

4. The device for testing false pressure of the touch screen according to claim 3, wherein the number of the testing components is 2 or more than 2, and the 2 or more than 2 testing components are uniformly distributed right above the bottom plate (110).

5. The device for testing the false pressure of the touch screen according to claim 3, wherein the number of the air cylinders (310) and the telescopic rods (320) is 2 or more, and the 2 or more than 2 air cylinders (310) are uniformly distributed above the pressure plate (330).

6. The false pressure testing device for the touch screen according to claim 1, wherein a groove (220) is further formed in the bottom plate (110), the groove (220) is communicated with the socket (210), a spaced conductive adhesive tape (400) is placed in the groove (220), and the spaced conductive adhesive tape (400) has a buffering effect.

7. The device for testing false pressure of the touch screen according to claim 6, wherein the spacing conductive adhesive tape (400) comprises a conductive area (410) and a non-conductive area (420), and the conductive area (410) and the non-conductive area (420) are distributed at equal intervals, and the interval is smaller than the interval between adjacent gold fingers on the FPC circuit board.

8. The touch screen false pressure testing device according to claim 6, wherein both sides of the groove (220) are provided with limiting grooves (230), and both sides of the spaced conductive adhesive strips (400) are provided with limiting protrusions (430) corresponding to the limiting grooves (230), so that the spaced conductive adhesive strips (400) are fixed in the groove (220).

9. The false pressure testing device for the touch screen according to claim 1, wherein an adjusting component for adjusting the width of the socket (210) is arranged in the socket (210), the adjusting component comprises an adjusting block (510), a telescopic strip (520) and a sleeve plate (530), one end of the telescopic strip (520) is fixedly connected with the adjusting block (510), and the other end of the telescopic strip is inserted into the sleeve plate (530) to fix the position of the telescopic strip (520) through a bolt.

10. The use method of the touch screen false pressure test device according to any one of claims 1-9, characterized by comprising the following steps:

101. inserting the FPC circuit board into a socket (210) on the bottom plate (110);

102. fixing the interval conductive adhesive tape (400) at the groove (220) on the bottom plate (110);

103. placing the testing area of the membrane material downwards above the bottom plate (110), and adjusting the position of the membrane material to ensure that the target of the membrane material corresponds to the target of the FPC circuit board;

104. starting the air cylinder (310), controlling the air cylinder (310) to drive the pressing plate (330) to press downwards through the telescopic rod (320), so that the membrane material, the interval conductive adhesive tape (400) and the FPC circuit board are contacted, and the contact of the FPC golden finger and the test point is realized to facilitate the test;

105. after the test is finished, the control cylinder (310) drives the pressing plate (330) to move reversely through the telescopic rod (320), the membrane material and the FPC circuit board are taken away, and the next test is prepared.

Technical Field

The invention relates to the technical field of touch screen testing, in particular to a false pressure testing device for a touch screen and a using method thereof.

Background

With the increasing development of touch screen technology, the technology has become the most common and easily accepted computer input mode after keyboard, mouse, handwriting pad and voice input, and by using the technology, a user can realize host operation only by lightly touching icons or characters on a display device with fingers, so that the human-computer interaction becomes more straightforward, and great convenience is brought to the user. The touch screen has the advantages of firmness, durability, high response speed, space saving, easy communication and the like, and is widely applied to control, information query and other aspects in the fields of industry, medical treatment and communication.

At present, the FPC is bound to a film material in the process of processing the touch screen so as to be connected with a circuit board for testing functions, and if the FPC (flexible circuit board) is not tested before being bound, the function is tested to be abnormal after being bound, so that scrapping can be caused.

Therefore, the device for testing the false pressure of the touch screen and the using method thereof are provided, so that the problems existing in the processing process of the touch screen in the prior art are solved, and the device has important significance for application and popularization.

Disclosure of Invention

In view of this, an object of the present application is to provide a device for testing a touch screen false pressure, so as to test an FPC in a touch screen processing process, and avoid a waste product of a processed finished product due to a problem of connecting a circuit board.

In order to achieve the above object, the present application provides the following technical solutions.

The first technical scheme is as follows: a false pressure testing device for a touch screen comprises a bottom plate, a supporting plate arranged on the bottom plate and a testing component arranged on the supporting plate;

the base plate is provided with a socket, the socket is used for inserting the FPC circuit board, and during testing, the film material is placed above the base plate and is subjected to press fit testing with the FPC circuit board through the testing component.

Preferably, the bottom plate is made of a transparent material, so that the target of the film material and the target of the FPC circuit board can be conveniently checked and aligned;

the bottom plate is provided with a CCD camera or an infrared alignment detector, so that the alignment of the target of the film material and the target of the FPC circuit board can be monitored conveniently.

Preferably, the testing assembly comprises an air cylinder, a telescopic rod and a pressing plate, the air cylinder is fixed above the supporting plate through a mounting plate, and the air cylinder drives the pressing plate to move up and down through the telescopic rod;

the clamp plate below is provided with the blotter, and the blotter prevents fish tail test membrane material.

Preferably, the number of the test assemblies is 2 or more than 2, and the 2 or more than 2 test assemblies are uniformly distributed right above the bottom plate.

Preferably, the number of the cylinders and the telescopic rods is 2 or more than 2, and the 2 or more than 2 cylinders are uniformly distributed above the pressing plate.

Preferably, a groove is further formed in the bottom plate and communicated with the inserting opening, a spaced conductive adhesive tape is placed in the groove, and the spaced conductive adhesive tape has a buffering effect.

Preferably, the spaced conductive adhesive tapes comprise conductive areas and non-conductive areas, the conductive areas and the non-conductive areas are distributed at equal intervals, and the interval between the conductive areas and the non-conductive areas is smaller than the interval between adjacent golden fingers on the FPC circuit board, so that at least 1 spaced conductive adhesive tape is ensured to correspond to one golden finger of the FPC.

Preferably, both sides of the groove are provided with limit grooves, and both sides of the spaced conductive adhesive tape are provided with limit protrusions corresponding to the limit grooves, so that the spaced conductive adhesive tape is fixed in the groove.

Preferably, be provided with the adjusting part who is used for adjusting the socket width in the socket, adjusting part includes regulating block, telescopic bar and lagging, telescopic bar one end and regulating block fixed connection, the other end inserts the lagging and passes through the fixed of bolt realization telescopic bar position.

The second technical scheme is as follows: the use method of the touch screen false pressure testing device comprises the following steps:

101. inserting the FPC circuit board into a socket on the bottom plate;

102. fixing the interval conductive adhesive tape at the groove on the bottom plate;

103. placing the testing area of the membrane material on the upper side of the bottom plate downwards, and adjusting the position of the membrane material to ensure that the target of the membrane material corresponds to the target of the FPC circuit board;

104. the cylinder is started, and is controlled to drive the pressing plate to press downwards through the telescopic rod, so that the membrane material, the interval conductive adhesive tape and the FPC circuit board are contacted, and the contact of the FPC golden finger and the test point is realized, and the test is convenient;

105. after the test is accomplished, the control cylinder drives the clamp plate reverse movement through the telescopic link, takes away membrane material and FPC circuit board away, prepares for the test next time.

The beneficial technical effects obtained by the invention are as follows:

1) the invention solves the problems in the existing touch screen processing process, can realize the press fit test of the membrane material and the FPC in the touch screen processing process, avoids the waste product of the problem of connecting circuit boards in finished products, reduces the functional reject ratio of the subsequent procedures, improves the processing quality and reduces the resource waste.

2) The bottom plate is made of transparent materials, so that alignment is convenient; by using the spaced conductive adhesive strips, on one hand, the spaced conductive adhesive strips have a buffering effect, so that the abrasion of a golden finger capable of being FPC and a test point of a membrane material can be avoided, and on the other hand, the spaced conductive adhesive strips can be in close contact when testing and pressing are carried out; FPC sets up in the bottom, and does not move, guarantees the accuracy of FPC position, avoids FPC to reciprocate along with the clamp plate, causes the test accuracy to descend.

3) According to the invention, the adjusting component is arranged at the socket, so that the width of the socket can be conveniently adjusted according to the size of the FPC circuit board, the limitation on the FPC circuit boards with different specifications and sizes is realized, and the universality of the touch screen false voltage testing device is improved.

The foregoing description is only an overview of the technical solutions of the present application, so that the technical means of the present application can be more clearly understood and the present application can be implemented according to the content of the description, and in order to make the above and other objects, features and advantages of the present application more clearly understood, the following detailed description is made with reference to the preferred embodiments of the present application and the accompanying drawings.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural diagram of a device for testing false pressure of a touch screen according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural view of an FPC and a spacer conductive adhesive tape according to an embodiment of the disclosure;

FIG. 3 is an enlarged view at A in one embodiment of the disclosure;

FIG. 4 is an assembly view of a base plate, grooves and spaced apart strips of conductive adhesive in one embodiment of the present disclosure;

FIG. 5 is a schematic diagram of a base plate and adjustment assembly according to one embodiment of the present disclosure.

In the above drawings: 110. a base plate; 120. a support plate; 210. a socket; 220. a groove; 230. a limiting groove; 310. a cylinder; 320. a telescopic rod; 330. pressing a plate; 340. a cushion pad; 350. mounting a plate; 400. spacing conductive adhesive tapes; 410. a conductive region; 420. a non-conductive region; 430. a limiting bulge; 510. an adjusting block; 520. a telescopic bar; 530. sheathing; 540. a first through hole; 600. an FPC board.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, 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, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided only to help the embodiments of the present application be fully understood. Accordingly, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "the embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrase "one embodiment" or "the present embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.

The term "at least one" herein is merely an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.

As shown in fig. 1 to 3, the device for testing false pressure of a touch screen includes a base plate 110, a supporting plate 120 disposed on the base plate 110, and a testing assembly disposed on the supporting plate 120.

The base plate 110 is provided with a socket 210, the socket 210 is used for inserting the FPC circuit board 600, and during testing, the film is placed above the base plate 110 and is subjected to press fit testing with the FPC circuit board 600 through a testing component.

Furthermore, the bottom plate 110 is made of a transparent material, so that the film target and the FPC board target can be conveniently checked and aligned;

further, a CCD camera or an infrared alignment detector is arranged on the bottom plate 110, so that alignment of the target of the film material and the target of the FPC circuit board can be monitored conveniently.

The testing assembly comprises an air cylinder 310, an expansion link 320 and a pressure plate 330, wherein the air cylinder 310 is fixed above the supporting plate 120 through a mounting plate 350, the lower part of the pressure plate 330 is opposite to the bottom plate 110, and the air cylinder 310 drives the pressure plate 330 to move up and down through the expansion link 320;

further, a buffer 340 is arranged below the pressing plate 330, and the buffer 340 prevents the test film from being scratched.

In one embodiment, the number of the test components is 2 or more groups, and 2 or more groups of test components are uniformly distributed over the bottom plate 110.

In one embodiment, the number of the air cylinders 310 and the telescopic rods 320 is 2 or more than 2, and 2 or more than 2 air cylinders 310 are uniformly distributed above the pressing plate 330.

Further, a groove 220 is further formed in the bottom plate 110, the groove 220 is communicated with the socket 210, a spaced conductive adhesive tape 400 is placed in the groove 220, and the spaced conductive adhesive tape 400 has a buffering effect.

Referring to fig. 2-3, the spaced conductive adhesive strips 400 include conductive areas 410 and non-conductive areas 420, where the conductive areas 410 and the non-conductive areas 420 are distributed at equal intervals, and the interval between the conductive areas 410 and the non-conductive areas 420 is smaller than the interval between adjacent gold fingers on the FPC board, so as to ensure that at least 1 spaced conductive adhesive strip 400 corresponds to one gold finger of the FPC.

In one embodiment, as shown in fig. 4, both sides of the groove 220 are provided with a limiting groove 230, and both sides of the spaced adhesive strips 400 are provided with a limiting protrusion 430 corresponding to the limiting groove 230, so that the spaced adhesive strips 400 are fixed in the groove 220.

In one embodiment, as shown in fig. 5, an adjusting assembly for adjusting the width of the socket 210 is disposed in the socket 210, and the adjusting assembly includes an adjusting block 510, a telescopic strip 520, and a sleeve plate 530, wherein one end of the telescopic strip 520 is fixedly connected to the adjusting block 510, and the other end of the telescopic strip is inserted into the sleeve plate 530 to fix the position of the telescopic strip 520 by a bolt.

Further, be provided with first through-hole 540 on the telescopic strip 520, the through-hole sets up on telescopic strip 520 with the mode of array, the lagging 530 outside is provided with the second through-hole, is located on the base and is provided with the screw hole with the position that the second through-hole corresponds, realizes fixing of telescopic strip 520 and base through the bolt.

In one embodiment, the telescopic bar 520 is provided with first through holes 540, the through holes are arranged on the telescopic bar 520 in an array manner, one side of the base, which is located on the sleeve plate 530, is provided with threaded holes, and the fixing of the telescopic bar 520 and the base is realized through bolts.

The use method of the touch screen false pressure testing device comprises the following steps:

101. inserting the FPC board into the insertion opening 210 on the base plate 110;

102. fixing the interval conductive adhesive tape 400 at the groove 220 on the bottom plate;

103. placing the testing area of the membrane material downwards above the bottom plate 110, and adjusting the position of the membrane material to ensure that the target of the membrane material corresponds to the target of the FPC circuit board;

104. starting the air cylinder 310, controlling the air cylinder 310 to drive the pressing plate 330 to press downwards through the telescopic rod 320, so that the membrane material, the interval conductive adhesive tape 400 and the FPC circuit board are contacted, and the contact of the FPC golden finger and the test point is realized to facilitate the test;

105. after the test is completed, the control cylinder 310 drives the pressing plate 330 to move reversely through the telescopic rod 320, and the film material and the FPC circuit board are taken away to prepare for the next test.

The bottom plate 110 in the false pressure testing device for the touch screen is made of a transparent material, so that alignment is convenient; by using the spaced conductive adhesive tape 400, on one hand, the spaced conductive adhesive tape 400 has a buffering effect, so that the abrasion of a golden finger of an FPC (flexible printed circuit) and a test point of a membrane material can be avoided, and on the other hand, the close contact during the test and pressure test can be realized; the FPC is arranged at the bottom and does not move, so that the accuracy of the position of the FPC is guaranteed, and the reduction of the testing accuracy rate caused by the fact that the FPC moves up and down along with the pressing plate 330 is avoided; socket 210 department is provided with adjusting part, conveniently according to the width of FPC circuit board size adjustment socket 210 to the realization improves touch-sensitive screen false pressure testing arrangement's commonality to the injecing of different specification and dimension FPC circuit boards.

Above-mentioned false testing arrangement that presses of touch-sensitive screen has solved the problem that exists in the current touch-sensitive screen course of working, can realize touch-sensitive screen course of working in membrane material and FPC's pressfitting test, avoids the finished product to appear the waste product of connecting circuit board problem, reduces back process function defective rate, improves processingquality, reduces the wasting of resources.

The above description is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Variations, modifications, substitutions, integrations and parameter changes of the embodiments may be made without departing from the principle and spirit of the invention, which may be within the spirit and principle of the invention, by conventional substitution or may realize the same function.