CN214727206U

CN214727206U - Tool jig for attaching touch screen

Info

Publication number: CN214727206U
Application number: CN202120433792.7U
Authority: CN
Inventors: 卢志坚; 刘艳萍; 王强林
Original assignee: Shenzhen Zhongshen Optoelectronics Co ltd
Current assignee: Shenzhen Zhongshen Optoelectronics Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-11-16
Anticipated expiration: 2031-02-26

Abstract

The utility model relates to a frock tool for touch-sensitive screen laminating, including carrying the thing board, carry and set up on the thing board and put the thing chamber and bleed the assembly, put the thing chamber and set up in the top of carrying the thing board, bleed the assembly and set up in the bottom of carrying the thing board, put the structure in thing chamber and be consistent with the structure of touch-sensitive screen, the assembly of bleeding includes air flue and extraction opening, and the air flue communicates with putting the thing chamber, extraction opening and air flue intercommunication. The application provides a frock tool for touch-sensitive screen laminating comprises putting the thing chamber and the assembly of bleeding, puts the thing chamber and has the cavity structures unanimous with each component structure of touch-sensitive screen for place the touch-sensitive screen, make face glue can closely laminate putting thing chamber bottom through bleeding, guarantee that the face glue is in the leveling condition so that laminate. To need using the touch-sensitive screen product that the adhesion area is very narrow, the thin small-size face of thickness is glued, this application makes the face on the touch-sensitive screen glue can accomplish accurate laminating through putting the thing chamber and bleeding the assembly, greatly improves production efficiency.

Description

Tool jig for attaching touch screen

Technical Field

The utility model relates to a mechanical structure field especially relates to a frock tool for touch-sensitive screen laminating.

Background

A touch screen is an inductive Liquid Crystal Display device capable of receiving input signals such as a touch head, and is generally used in combination with an LCD (Liquid Crystal Display) module. The touch-sensitive screen product comprises apron assembly and the cotton double faced adhesive tape of auxiliary material bubble, the structure of apron assembly includes the apron lens, optical cement (SCA), contact nature sensor, add on FPC (Flexible Printed Circuit board) winding displacement or the FPC winding displacement and weld the IC chip, the effect of the cotton double faced adhesive tape of bubble is that to cover the adhesion of apron assembly and LCD module and fix together, the touch-sensitive screen that does not laminate with the LCD module still need to attach the face of pasting of one deck release film protection bubble cotton double faced adhesive tape.

In the laminating process of the touch screen product, one side of the foam double-sided adhesive needs to be adhered to the bottom surface of the contact sensor of the cover plate assembly, the other side of the foam double-sided adhesive needs to be adhered to the release film for protection, so that the foam double-sided adhesive can be adhered to the LCD module in the next procedure, and the adhered position allows an error of 0.2 mm. When the wide and thick foam double-sided adhesive tape is needed to be used in the touch screen product, the requirements can be met by manual or simple positioning jig fitting, and when the touch screen product needs to use the tiny foam double-sided adhesive tape with narrow adhesive area and thinner thickness, the double-sided adhesive tape is easily deformed, deviated and other adverse conditions by the manual or simple positioning jig fitting process, so that the production efficiency of the touch screen is influenced, and the processing cost is increased.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a tool jig for attaching a touch screen to solve the problem that the gluing difficulty is increased when the surface glue for the touch screen is thin and narrow.

The utility model provides a frock tool for touch-sensitive screen laminating, is including carrying the thing board, carry and set up on the thing board and put the thing chamber and bleed the assembly, put the thing chamber set up in carry the top of thing board, bleed the assembly set up in carry the bottom of thing board, put the structure in thing chamber with the structure of touch-sensitive screen is unanimous, the assembly of bleeding includes air flue and extraction opening, the air flue with put thing chamber intercommunication, the extraction opening with the air flue intercommunication.

Further, put the thing chamber and include that first chamber and the second of holding hold the chamber, first hold the chamber and be used for placing the face of touch-sensitive screen is glued, the second holds the chamber and is used for placing the apron of touch-sensitive screen, the second holds the chamber and locates first top that holds the chamber, the assembly of bleeding set up in first below that holds the chamber, the air flue with first chamber intercommunication that holds.

Further, the air passage comprises a first air passage and a second air passage, the first air passage is arranged at the bottom of the loading plate, the second air passage is communicated with the first air passage and the first accommodating cavity, and the air suction opening is communicated with the first air passage.

Further, the first air channel is arranged in an annular shape.

Further, the cross section of the first air passage is square, and the side length of the square is 6 mm.

Further, the second air passages comprise a plurality of air passages, and the second air passages are distributed along the positions of the surface glue.

Further, the diameter of the second air channel is smaller than the area of the surface glue.

Furthermore, the extraction opening is located on the side of the object carrying plate, and the end part of the extraction opening is a threaded hole.

Further, set up on the year thing board and get the thing groove, it follows to get the thing groove the side of carrying the thing board is seted up, get the thing groove with put the thing chamber intercommunication.

Further, still include the pressed board, the pressed board set up in carry the bottom of thing board, the pressed board with carry the laminating of thing board in order to form the air flue.

The utility model provides a frock tool for touch-sensitive screen laminating, constitute by putting the thing chamber and the assembly of bleeding, it has the cavity structures unanimous with each component structure of touch-sensitive screen to put the thing chamber, a be used for placing the touch-sensitive screen, and the face that needs to paste on the touch-sensitive screen glues the bottom layer that is in putting the thing chamber, it makes face glue closely to laminate and put thing chamber bottom to bleed through the assembly of bleeding, and can guarantee that face glue is in the horizontality, the viscidity face of face glue is up, later put into the thing chamber of putting with other component parts of touch-sensitive screen again, press the apron of touch-sensitive screen and make face glue closely laminate on the touch-sensitive screen. To need using the touch-sensitive screen product that the adhesion area is very narrow, the thin small-size face of thickness is glued, this application makes the face on the touch-sensitive screen glue can accomplish accurate laminating through putting the thing chamber and bleeding the assembly, compares manual rubberizing, greatly improves production efficiency, reduces the processing cost.

Drawings

Fig. 1 is a touch screen structure diagram of a first embodiment of a tooling fixture for attaching a touch screen according to the present application;

fig. 2 is an exploded view of a first embodiment of a tooling fixture for attaching a touch screen according to the present application;

fig. 3 is a rear view of an object carrying plate of a first embodiment of the tooling fixture for attaching a touch screen according to the present application;

fig. 4 is an assembly partial sectional view of a first tool fixture for attaching a touch screen according to an embodiment of the present application.

The device comprises a cover plate assembly 1, a cover plate assembly 2, surface glue 3, a release film 10, a carrying plate 11, a carrying cavity 111, a first accommodating cavity 112 and a second accommodating cavity; 12. the air extracting assembly comprises an air passage 121, an air passage 211, a first air passage 212, a second air passage 122 and an air extracting opening; 13. a fetching groove; 20. and (6) pressing a board.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is susceptible to similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Fig. 1 shows a touch-sensitive screen structure picture of embodiment one of a frock tool for touch-sensitive screen laminating of this application, the touch-sensitive screen product comprises apron assembly 1 and face gum 2 (supplementary material bubble cotton double faced adhesive tape), apron assembly 1's structure includes the apron lens, optical cement (SCA), contact pick up, add on FPC (Flexible Printed Circuit board) winding displacement or the FPC winding displacement and weld the IC chip, 2 laminating of face gum are in apron assembly 1's bottom, its effect is in the same place apron assembly and LCD module adhesion and fix. The touch screen which is not attached to the LCD module is also required to be attached with a release film 3 to protect the pasting surface of the surface glue 2.

Fig. 2 shows a structural explosion diagram of a first embodiment of a tooling fixture for touch screen attachment, fig. 3 shows a rear view of a carrier plate of a first embodiment of a tooling fixture for touch screen attachment, fig. 4 shows an assembly partial cross-sectional view of a first embodiment of a tooling fixture for touch screen attachment, which is shown in fig. 1-4, and the tooling fixture for touch screen attachment provided by the present application is provided with an auxiliary tool for facilitating adhesion of a surface adhesive with a cover plate assembly when the surface adhesive adhered with the cover plate assembly of a touch screen is narrow and thin and the adhesion difficulty of the surface adhesive with the cover plate assembly is large, so as to form the touch screen. Particularly, the frock tool for touch-sensitive screen laminating that this application provided is including carrying thing board 10 and pressfitting board 20, carry and set up on the thing board 10 and put thing chamber 11 and air exhaust assembly 12, put the top that thing chamber 11 set up at carrying thing board 10, air exhaust assembly 12 sets up in the bottom of carrying thing board 10, put thing chamber 11 and be used for placing the touch-sensitive screen and through pressing down apron assembly 1 on the touch-sensitive screen so that face glue 2 laminates apron assembly 1 on, therefore, put the structure in thing chamber 11 and the structure of touch-sensitive screen is unanimous mutually. The air extraction assembly 12 comprises an air passage 121 and an air extraction opening 122, the air passage 121 is communicated with the storage cavity 11, the air extraction opening 122 is communicated with the air passage 121, and air extraction is performed through the air extraction opening 122.

Alternatively, the air channel 121 is opened at the bottom of the carrier plate 10, and the air channel 121 is formed by pressing the pressing plate 20 on the bottom of the carrier plate 10. In this manner, the processing of the carrier plate 10 to form the air channels 121 can be facilitated. However, it should be noted that the air channel 121 is directly formed inside the object carrying plate 10, and a closed pipeline of the air channel 121 is formed by using the cavity of the object carrying plate 10, that is, the laminated plate 20 and the object carrying plate 10 are integrally designed, which also satisfies the design requirements of the present application, and can ensure the air exhaust effect and save the installation process.

Further, put thing chamber 11 and include that the first chamber 111 and the second of holding holds chamber 112, the second holds the chamber 112 and sets up in the first top that holds chamber 111, and the assembly 12 that bleeds sets up in the first below that holds chamber 111, and the first chamber 111 that holds is used for placing touch-sensitive screen's face glue 2, and the second holds the apron assembly 1 that the chamber 112 is used for placing the touch-sensitive screen. Air flue 121 and the first chamber 111 intercommunication that holds, through extraction opening 122 air exhaust and through air flue 121 air exhaust for the face glue 2 that is in the first chamber 111 that holds receives the negative pressure effect and lays smoothly among the first chamber 111 that holds, thereby is convenient for with the laminating of apron assembly 1.

Further, the air channel 121 includes a first air channel 211 and a second air channel 212, the first air channel 211 is disposed along the bottom of the cargo plate 10, optionally, the first air channel 211 is disposed parallel to the bottom surface of the cargo plate 10, and the pumping hole 122 is communicated with the first air channel 211; the second air channel 212 connects the first air channel 211 and the first accommodating cavity 111, and optionally, the second air channel 212 is disposed along a direction perpendicular to the bottom surface of the carrier plate 10. The first air passage 211 is annularly arranged, the cross section of the first air passage is square, and the side length of the square is 6 mm; the suction opening 122 is provided on the side of the loading plate 10, and has a threaded hole at its end, the threaded hole being M6 in size.

Through installing pneumatic joint on extraction opening 122, utilize the air compressor machine to carry out the air extraction to the air flue and handle, place in first holding chamber 111 when face glue 2 (the laminating of bottom surface is from type membrane 3), during face glue 2 and the first gas that holds between the chamber 111 enters into first air flue 211 behind second air flue 212 to discharge through extraction opening 122. The second air channel 212 comprises a plurality of air channels which are distributed along the position of the surface glue 2, so that air at the position of the surface glue 2 can be exhausted. The second air channel 212 is used for communicating the first air channel 211 with the first accommodating cavity 111, so a designer can optimally design the structure and the number of the second air channel 212 according to an actual process, but it should be noted that, in order to ensure that the air at the surface glue 2 can be exhausted, the aperture size of the second air channel 212 should be smaller than the area of the surface glue 2 at the corresponding position thereon, so that air leakage is avoided during air exhaust.

In addition, in order to facilitate the touch-sensitive screen after the bonding to dismantle, still set up on the thing board 10 and get thing groove 13, get thing groove 13 and set up along the side of carrying thing board 10, and get thing groove 13 and put thing chamber 11 intercommunication to be convenient for operating personnel snatchs the touch-sensitive screen wherein through getting thing groove 13, and get its uninstallation. It should be noted that, in the technical solution provided in the first embodiment, the article taking groove 13 is also provided at the corresponding position of the side edge of the pressing plate 20 and the object carrying plate 10, so as to ensure that when the pressing plate 20 and the object carrying plate 10 are fastened together, the taking out of the touch screen is not affected by the pressing plate 20.

Furthermore, in order to ensure that components such as a cover plate assembly and surface glue in the touch screen are placed in, 0.1mm fit clearance is reserved in the length, width and thickness directions of the storage cavity corresponding to the components of the touch screen.

In operation, the suction device is connected to the suction port 122 to be in a suction state; placing the face adhesive 2 with one side attached with the release film 3 in the first accommodating cavity 111, wherein the sticky side of the face adhesive 2 faces upwards, and the face adhesive 2 is sucked and attached to the first accommodating cavity 112 by negative pressure airflow on the second air passage 212; place apron assembly 1 in the second holds among the chamber 112, press apron assembly 1 and make it laminate with face glue 2, at last get thing groove 13 and dismantle the touch-sensitive screen get off can.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a frock tool for touch-sensitive screen laminating, its characterized in that, is including carrying the thing board, carry and set up on the thing board and put the thing chamber and bleed the assembly, put the thing chamber set up in carry the top of thing board, bleed the assembly set up in carry the bottom of thing board, put the structure in thing chamber with the structure of touch-sensitive screen is unanimous, the assembly of bleeding includes air flue and extraction opening, the air flue with put thing chamber intercommunication, the extraction opening with the air flue intercommunication.

2. The tooling jig for attaching the touch screen according to claim 1, wherein the object placing cavity comprises a first accommodating cavity and a second accommodating cavity, the first accommodating cavity is used for placing the surface adhesive of the touch screen, the second accommodating cavity is used for placing the cover plate of the touch screen, the second accommodating cavity is arranged above the first accommodating cavity, the air exhaust assembly is arranged below the first accommodating cavity, and the air passage is communicated with the first accommodating cavity.

3. The tooling jig for attaching the touch screen according to claim 2, wherein the air passage comprises a first air passage and a second air passage, the first air passage is arranged at the bottom of the object carrying plate, the second air passage is communicated with the first air passage and the first accommodating cavity, and the air suction port is communicated with the first air passage.

4. The tool jig for attaching the touch screen according to claim 3, wherein the first air passage is annularly arranged.

5. The tool jig for attaching the touch screen according to claim 4, wherein the cross section of the first air passage is square, and the side length of the square is 6 mm.

6. The tool jig for attaching the touch screen according to claim 4, wherein the second air passages comprise a plurality of air passages, and the plurality of air passages are distributed along the positions of the surface glue.

7. The tool jig for attaching the touch screen according to claim 6, wherein the diameter of the second air passage is smaller than the area of the surface adhesive.

8. The tool jig for attaching the touch screen according to claim 1, wherein the air suction port is located on the side of the object carrying plate, and an end portion of the air suction port is a threaded hole.

9. The tool jig for attaching the touch screen according to claim 1, wherein the object carrying plate is provided with an object taking groove, the object taking groove is formed along the side edge of the object carrying plate, and the object taking groove is communicated with the object placing cavity.

10. The tool jig for attaching the touch screen according to any one of claims 1 to 9, further comprising a pressing plate disposed at the bottom of the object carrying plate, wherein the pressing plate is attached to the object carrying plate to form the air passage.