CN111984154A - Touch module and preparation method thereof - Google Patents
Touch module and preparation method thereof Download PDFInfo
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- CN111984154A CN111984154A CN202011001431.1A CN202011001431A CN111984154A CN 111984154 A CN111984154 A CN 111984154A CN 202011001431 A CN202011001431 A CN 202011001431A CN 111984154 A CN111984154 A CN 111984154A
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- frame
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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Abstract
The application relates to a touch module and a preparation method thereof, wherein the touch module comprises: a cover plate; the cover plate covers the liquid crystal panel; the peripheral frame is at least partially positioned between the cover plate and the liquid crystal panel; and at least part of structure of the adhesive tape is filled between the peripheral frame and the liquid crystal panel and is respectively attached to the peripheral frame and the liquid crystal panel, and the adhesive tape is of a solid structure. Above-mentioned touch module adopts and is solid-state adhesive tape bonding week frame and liquid crystal display panel, has left out the process that the adhesive tape is sealed and is solidified, is solid-state adhesive tape and can directly imbed and bond week frame and liquid crystal display panel, reduces touch module's preparation time, and easy operation is convenient. The solid adhesive tape has no flowability, so that the risk of permeating into the backlight module can be avoided.
Description
Technical Field
The present disclosure relates to touch modules, and particularly to a touch module and a method for manufacturing the same.
Background
Along with the development of display technology, the touch module has appeared, and the user can carry out corresponding operation, convenience simple to use to the touch module through the touching.
In the conventional technology, the cover plate of the touch module is mainly combined with the peripheral frame in a wet pasting mode, no matter glue pouring or gluing laminating is adopted, and no matter machine coating or manual coating is adopted, a line of defense for the adhesive to permeate into the backlight module is existed, and the curing process of the adhesive is longer, so that the preparation time of the touch module is longer, and the productivity is lower.
Disclosure of Invention
Therefore, it is necessary to provide a touch module and a method for manufacturing the same, aiming at the problems that an adhesive easily permeates into a backlight module and the touch module is long in process.
A touch module, the touch module comprising:
a cover plate;
the cover plate covers the liquid crystal panel;
the peripheral frame is at least partially positioned between the cover plate and the liquid crystal panel; and
and at least part of structure of the adhesive tape is filled between the peripheral frame and the liquid crystal panel and is respectively attached to the peripheral frame and the liquid crystal panel, and the adhesive tape is of a solid structure.
Above-mentioned touch module adopts and is solid-state adhesive tape bonding week frame and liquid crystal display panel, has left out the process that the adhesive tape is sealed and is solidified, is solid-state adhesive tape and can directly imbed and bond week frame and liquid crystal display panel, reduces touch module's preparation time, and easy operation is convenient. The solid adhesive tape has no flowability, so that the risk of permeating into the backlight module can be avoided.
In one embodiment, the adhesive tape is provided with a clamping groove, the tail end of the peripheral frame is positioned in the clamping groove, and the groove wall of the clamping groove is attached to the surface of the peripheral frame.
In one embodiment, an adhesive layer is arranged between the cover plate and the liquid crystal panel, and the adhesive layer enables the cover plate and the liquid crystal panel to be fixedly adhered; in the thickness direction of the touch module, one side of the adhesive tape is attached to the bonding layer, and the other side of the adhesive tape is attached to the liquid crystal panel.
In one embodiment, the liquid crystal display device comprises a rear frame and a backlight module, wherein the backlight module is positioned in the rear frame, and the liquid crystal display panel is fixed on the backlight module; the peripheral frame comprises a first frame and a second frame which are connected with each other, the first frame and the second frame are approximately vertical, at least part of structure of the first frame is positioned between the cover plate and the liquid crystal panel, and the second frame surrounds the rear frame.
In one embodiment, the adhesive tape is in a ring structure, the adhesive tape surrounds the first frame, and the adhesive tape is attached to and wraps the end of the first frame.
In one embodiment, the adhesive layer covers the adhesive tape, and the portion of the first frame not covered by the adhesive tape is exposed to the adhesive layer.
A preparation method of a touch module comprises the following steps:
providing a peripheral frame, a liquid crystal panel and a solid adhesive tape;
at least part of the structure of the peripheral frame and the liquid crystal panel are arranged in a laminated mode, and at least part of the structure of the adhesive tape is filled between the peripheral frame and the liquid crystal panel and is respectively attached to the peripheral frame and the liquid crystal panel.
According to the preparation method of the touch module, the peripheral frame and the liquid crystal panel are bonded by the solid adhesive tape, the sealing and curing processes of the adhesive tape are omitted, the solid adhesive tape can be directly embedded into and bonded with the peripheral frame and the liquid crystal panel, the manufacturing time of the touch module is shortened, and the operation is simple and convenient. The solid adhesive tape has no flowability, so that the risk of permeating into the backlight module can be avoided. Through the detection of direct formula, observe easily whether complete overlap joint of week frame and liquid crystal display panel, can reduce the two overlap joint unstability, promote the yield of touch-control membrane group.
In one embodiment, before the step of providing the peripheral frame, the liquid crystal panel and the adhesive tape in a solid state, the method further comprises the following steps:
providing a rear frame and a backlight module, and placing the backlight module in the rear frame;
the step of providing the peripheral frame, the liquid crystal panel and the solid adhesive tape comprises the following steps:
fixing the liquid crystal panel on the backlight module, surrounding the peripheral frame on the periphery of the rear frame, wherein the peripheral frame comprises a first frame and a second frame which are connected with each other, the first frame and the liquid crystal panel are arranged in a laminated mode, the second frame surrounds the rear frame, and the adhesive tape is installed at the tail end of the first frame.
In one embodiment, after the step of stacking at least part of the structure of the peripheral frame and the liquid crystal panel and filling at least part of the structure of the adhesive tape between the peripheral frame and the liquid crystal panel, the method further comprises the following steps:
and providing a cover plate, and adhering and fixing the cover plate on the liquid crystal panel through an adhesive, wherein the adhesive forms an adhesive layer.
In one embodiment, the adhesive tape is provided with a clamping groove, the adhesive tape surrounds the first frame, and the groove wall of the clamping groove is attached to the tail end of the first frame; in the thickness direction of the touch module, one side of the adhesive tape is attached to the bonding layer, and the other side of the adhesive tape is attached to the liquid crystal panel.
Drawings
Fig. 1 is a cross-sectional view of a touch module according to an embodiment;
FIG. 2 is a perspective view of the part A of the touch module shown in FIG. 1;
fig. 3 is a perspective view of an adhesive tape of the touch module shown in fig. 1;
fig. 4 is a flowchart illustrating a manufacturing process of a touch module according to an embodiment;
fig. 5 is a flowchart illustrating a manufacturing process of a touch module according to another embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application 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 application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.
In the description of the present application, 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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.
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 application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1, fig. 1 shows a schematic view of a touch module 10 in an embodiment of the present application, the touch module 10 provided in the embodiment of the present application is a square block structure, in another embodiment, the touch module 10 may also be a circular structure or other polygonal structures, which is not specifically limited herein, and the present application takes the case where the touch module 10 is a square block structure as an example for detailed description.
As shown in fig. 1, in an embodiment, the touch module 10 includes a cover plate 100, an adhesive layer 200, a peripheral frame 500, a liquid crystal panel 400, a backlight module 600, and a rear frame 700. The rear frame 700 is a square open box structure, and the backlight module 600 is located in the rear frame 700. The liquid crystal panel 400 is disposed on the backlight module 600. In another embodiment, the liquid crystal panel 400 may also be fixed to the rear frame 700 and disposed on the backlight module 600. It can be understood that the liquid crystal panel 400 does not emit light, the backlight module 600 emits light, and the light is emitted from the light emitting surface of the backlight module 600 to the liquid crystal panel 400 to display the image on the liquid crystal panel 400.
As shown in fig. 1, in one embodiment, the peripheral frame 500 includes a first frame 510 and a second frame 520 connected to each other, the first frame 510 and the second frame 520 being substantially perpendicular. The first frame 510 has a square opening structure, the first frame 510 is located on a side of the liquid crystal panel 400 away from the backlight module 600, and the liquid crystal panel 400 can display through the opening of the first frame 510. The second frame 520 surrounds the periphery of the rear frame 700, so that the rear frame 700 and the backlight module 600 can be protected and prevented from being damaged.
As shown in fig. 1, in an embodiment, the cover plate 100 is made of transparent glass, the cover plate 100 is located on one side of the first frame 510 away from the liquid crystal panel 400, the cover plate 100 is bonded and fixed with the first frame 510 and the liquid crystal panel 400 through an adhesive, the adhesive forms the adhesive layer 200, the adhesive may be an OCA adhesive or an OCR adhesive, so that the adhesive layer 200 is in a transparent structure, and the adhesive layer 200 is prevented from affecting the display effect of the liquid crystal panel 400.
Referring to fig. 2, fig. 2 is a schematic diagram of the touch module 10 according to an embodiment of the disclosure, in which the adhesive layer 200 and the cover 100 are removed. The end of the first frame 510, which is far away from the second frame 520, is provided with the adhesive tape 300 in a solid state, and at least part of the structure of the adhesive tape 300 is located between the liquid crystal panel 400 and the first frame 510 to fill the gap between the liquid crystal panel 400 and the first frame 510, so that at least part of the structure of the adhesive tape 300 is respectively attached to the opposite surfaces of the first frame 510 and the liquid crystal panel 400, and the first frame 510 is fixedly connected with the liquid crystal panel 400.
In one embodiment, the cross section of the adhesive tape 300 is in a line-shaped structure, and the line-shaped adhesive tape 300 is filled between the liquid crystal panel 400 and the first frame 510, so that the first frame 510 and the liquid crystal panel 400 are bonded and fixed.
In another embodiment, the adhesive tape 300 is provided with a slot 310, such that the cross section of the adhesive tape 300 is a U-shaped structure, and the adhesive tape 300 wraps the end of the first frame 510 away from the second frame 520, such that the end of the first frame 510 is located in the slot 310, that is, the slot wall of the slot 310 is attached to the surface of the end of the first frame 510, so as to seal the glue permeation path. At least a part of the U-shaped adhesive tape 300 is filled between the first frame 510 and the liquid crystal panel 400 and is adhered to the opposite surfaces of the first frame 510 and the liquid crystal panel 400, so that the first frame 510 and the liquid crystal panel 400 are adhered and fixed. As shown in fig. 1, one side of the U-shaped adhesive tape 300 is attached to the adhesive layer 200 and the other side is attached to the liquid crystal panel 400 in the y direction, which is the thickness direction of the touch module 10.
In another embodiment, the cross section of the adhesive tape 300 may also be an L-shaped structure, a part of the structure of the adhesive tape 300 with the L-shaped structure is filled between the first frame 510 and the liquid crystal panel 400, and another part of the structure is attached to the end of the first frame 510. The filling of the adhesive tape 300 having the L-shaped structure and the portion between the first frame 510 and the liquid crystal panel 400 bond and fix the first frame 510 and the liquid crystal panel 400.
In one embodiment, the strip 300 is formed by injection molding or other forming methods and is in a solid state. The adhesive tape 300 may be made of a soft and adhesive material such as silicone rubber or rubber. The adhesive tape 300 is preformed into a solid state, and due to the material characteristics, the adhesive tape 300 is soft and good in elasticity, is simple to assemble, does not flow, and does not affect the production flow. The adhesive tape 300 is prepared by injection molding, and a plurality of adhesive tapes 300 can be molded in one mold at a time, so that the adhesive tape 300 can be produced in large quantities, and the cost is reduced.
The adhesive tape 300 in a solid state is fitted between the first frame 510 and the liquid crystal panel 400, so that the first frame 510 and the liquid crystal panel 400 are adhesively fixed. The adoption is solid-state adhesive tape 300 bonds first frame 510 and liquid crystal display panel 400, has left out the process that adhesive tape 300 sealed and solidified, and adhesive tape 300 that is solid-state can directly imbed and bond first frame 510 and liquid crystal display panel 400, reduces touch module 10's preparation time, and easy operation is convenient. The solid adhesive tape 300 has no flowability, and can avoid the risk of permeating into the backlight module 600. Through the direct detection, whether the first frame 510 and the liquid crystal panel 400 are completely overlapped or not can be easily observed, the instability of overlapping of the first frame and the liquid crystal panel can be reduced, and the yield of the touch control film set is improved.
Referring to fig. 3, fig. 3 shows a schematic view of the adhesive tape 300 in an embodiment of the present application, and the touch module 10 of the present application is described by taking a square block structure as an example, so that the outline of the peripheral frame 500 is a square structure, and the outline of the end of the first frame 510 is a square structure. The adhesive tape 300 has a square ring structure, such that the adhesive tape 300 surrounds the first frame 510 and can wrap the end of the first frame 510, thereby adhesively fixing the first frame 510 and the liquid crystal panel 400. In another embodiment, when the touch module 10 is a circular or other polygonal structure, the shape of the adhesive tape 300 is matched with the contour of the end of the first frame 510, so that the adhesive tape 300 can bond the first frame 510 to the liquid crystal panel 400.
Referring to fig. 1 and 2, in an embodiment, the adhesive layer 200 covers a portion of the first frame 510 and covers the adhesive tape 300. In another embodiment, the adhesive layer 200 covers only the strip of glue 300 and does not cover the first frame 510. It is understood that the end of the first frame 510 is located in the clamping groove 310 of the adhesive tape 300, part of the structure is exposed out of the clamping groove 310 of the adhesive tape 300, and when the adhesive layer 200 only covers the adhesive tape 300 and does not cover the first frame 510, the part of the first frame 510 exposed to the adhesive tape 300 is also exposed to the adhesive tape 300.
As shown in fig. 4, in an embodiment, a method for manufacturing a touch module 10 is provided, which includes the following steps:
providing a peripheral frame 500, a liquid crystal panel 400 and a glue strip 300 in a solid state;
at least a part of the structure of the peripheral frame 500 is stacked on the liquid crystal panel 400, and at least a part of the structure of the adhesive tape 300 is filled between the peripheral frame 500 and the liquid crystal panel 400 and is respectively adhered to the peripheral frame 500 and the liquid crystal panel 400.
As shown in fig. 1 and 5, in an embodiment, a back frame 700, a backlight module 600 and a liquid crystal panel 400 are provided, wherein the back frame 700 is a square open box structure, and the backlight module 600 is disposed in the back frame 700. The liquid crystal panel 400 is covered on the backlight module 600, and the liquid crystal panel 400 is fixed on the backlight module 600. In another embodiment, the liquid crystal panel 400 may also be fixed to the rear frame 700 and cover the liquid crystal panel 400. It is understood that the liquid crystal panel 400 does not emit light by itself, the backlight module 600 emits light, and the light is uniformly distributed on the surface of the backlight module 600, or the distribution of the light is modulated by the backlight module 600, so that the light presents a characteristic pattern or character to be supplied to the liquid crystal panel 400, i.e. the display pattern or character of the liquid crystal panel 400 is the result of the backlight module 600 adjusting the light.
As shown in fig. 1 and 5, in one embodiment, a peripheral frame 500 and a strip 300 in a solid state are provided. The peripheral frame 500 is mounted to the outer periphery of the rear frame 700. The peripheral frame 500 includes a first frame 510 and a second frame 520 connected to each other, and the first frame 510 and the second frame 520 are substantially perpendicular. The first frame 510 has a square opening structure, the first frame 510 is located on a side of the liquid crystal panel 400 away from the backlight module 600, and the liquid crystal panel 400 can display through the opening of the first frame 510. The second frame 520 surrounds the periphery of the rear frame 700, so that the rear frame 700 and the backlight module 600 can be protected and prevented from being damaged.
In one embodiment, the cross section of the adhesive tape 300 is in a line-shaped structure, and the line-shaped adhesive tape 300 is filled between the liquid crystal panel 400 and the first frame 510, so that the first frame 510 and the liquid crystal panel 400 are bonded and fixed.
In another embodiment, the adhesive tape 300 is provided with a slot 310, such that the cross section of the adhesive tape 300 is a U-shaped structure, and the adhesive tape 300 wraps the end of the first frame 510 away from the second frame 520, such that the end of the first frame 510 is located in the slot 310, that is, the slot wall of the slot 310 is attached to the surface of the end of the first frame 510, so as to seal the glue permeation path. At least a part of the U-shaped adhesive tape 300 is filled between the first frame 510 and the liquid crystal panel 400 and is adhered to the opposite surfaces of the first frame 510 and the liquid crystal panel 400, so that the first frame 510 and the liquid crystal panel 400 are adhered and fixed. As shown in fig. 1, one side of the U-shaped adhesive tape 300 is attached to the adhesive layer 200 and the other side is attached to the liquid crystal panel 400 in the y direction, which is the thickness direction of the touch module 10.
In another embodiment, the cross section of the adhesive tape 300 may also be an L-shaped structure, a part of the structure of the adhesive tape 300 with the L-shaped structure is filled between the first frame 510 and the liquid crystal panel 400, and another part of the structure is attached to the end of the first frame 510. The filling of the adhesive tape 300 having the L-shaped structure and the portion between the first frame 510 and the liquid crystal panel 400 bond and fix the first frame 510 and the liquid crystal panel 400.
In one embodiment, the strip 300 is formed by injection molding or other forming methods and is in a solid state. The adhesive tape 300 may be made of a soft and adhesive material such as silicone rubber or rubber. The adhesive tape 300 is preformed into a solid state, and due to the material characteristics, the adhesive tape 300 is soft and good in elasticity, is simple to assemble, does not flow, and does not affect the production flow. The adhesive tape 300 is prepared by injection molding, and a plurality of adhesive tapes 300 can be molded in one mold at a time, so that the adhesive tape 300 can be produced in large quantities, and the cost is reduced.
The adhesive tape 300 in a solid state is fitted between the first frame 510 and the liquid crystal panel 400, so that the first frame 510 and the liquid crystal panel 400 are adhesively fixed. The adoption is solid-state adhesive tape 300 bonds first frame 510 and liquid crystal display panel 400, has left out the process that adhesive tape 300 sealed and solidified, and adhesive tape 300 that is solid-state can directly imbed and bond first frame 510 and liquid crystal display panel 400, reduces touch module 10's preparation time, and easy operation is convenient. The solid adhesive tape 300 has no flowability, and can avoid the risk of permeating into the backlight module 600. Through the direct detection, whether the first frame 510 and the liquid crystal panel 400 are completely overlapped or not can be easily observed, the instability of overlapping of the first frame and the liquid crystal panel can be reduced, and the yield of the touch control film set is improved.
As shown in fig. 1 and 5, in an embodiment, a cover plate 100 is provided, the cover plate 100 is made of transparent glass, the cover plate 100 is disposed on one side of the first frame 510, which is away from the liquid crystal panel 400, the cover plate 100 is bonded and fixed with the first frame 510 and the liquid crystal panel 400 through an adhesive, the adhesive forms an adhesive layer 200, the adhesive may be an OCA adhesive or an OCR adhesive, so that the adhesive layer 200 is in a transparent structure, and the adhesive layer 200 is prevented from affecting the display effect of the liquid crystal panel 400.
The touch module 10 of this application adopts and is solid-state adhesive tape 300 bonding first frame 510 and liquid crystal display panel 400, has left out the process that adhesive tape 300 seals and solidifies, is solid-state adhesive tape 300 and can directly imbed and bond first frame 510 and liquid crystal display panel 400, reduces touch module 10's preparation time, and easy operation is convenient. The solid adhesive tape 300 has no flowability, and can avoid the risk of permeating into the backlight module 600. Through the direct detection, whether the first frame 510 and the liquid crystal panel 400 are completely overlapped or not can be easily observed, the instability of overlapping of the first frame and the liquid crystal panel can be reduced, and the yield of the touch control film set is improved.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; 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 application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. 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.
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 express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A touch module, comprising:
a cover plate;
the cover plate covers the liquid crystal panel;
the peripheral frame is at least partially positioned between the cover plate and the liquid crystal panel; and
and at least part of structure of the adhesive tape is filled between the peripheral frame and the liquid crystal panel and is respectively attached to the peripheral frame and the liquid crystal panel, and the adhesive tape is of a solid structure.
2. The touch module of claim 1, wherein the adhesive tape has a slot, the end of the peripheral frame is located in the slot, and a wall of the slot is attached to the surface of the peripheral frame.
3. The touch module of claim 2, wherein an adhesive layer is disposed between the cover plate and the liquid crystal panel, and the adhesive layer enables the cover plate and the liquid crystal panel to be fixed in an adhesive manner; in the thickness direction of the touch module, one side of the adhesive tape is attached to the bonding layer, and the other side of the adhesive tape is attached to the liquid crystal panel.
4. The touch module according to claim 3, comprising a rear frame and a backlight module, wherein the backlight module is located in the rear frame, and the liquid crystal panel is fixed to the backlight module; the peripheral frame comprises a first frame and a second frame which are connected with each other, the first frame and the second frame are approximately vertical, at least part of structure of the first frame is positioned between the cover plate and the liquid crystal panel, and the second frame surrounds the rear frame.
5. The touch module of claim 4, wherein the adhesive tape is in a ring structure, surrounds the first frame, and is attached to and wraps the end of the first frame.
6. The touch module of claim 4, wherein the adhesive layer covers the adhesive tape, and a portion of the first frame not covered by the adhesive tape is exposed to the adhesive layer.
7. A preparation method of a touch module is characterized by comprising the following steps:
providing a peripheral frame, a liquid crystal panel and a solid adhesive tape;
at least part of the structure of the peripheral frame and the liquid crystal panel are arranged in a laminated mode, and at least part of the structure of the adhesive tape is filled between the peripheral frame and the liquid crystal panel and is respectively attached to the peripheral frame and the liquid crystal panel.
8. The method for manufacturing a touch module according to claim 7, wherein before the step of providing the peripheral frame, the liquid crystal panel and the solid adhesive tape, the method further comprises the following steps:
providing a rear frame and a backlight module, and placing the backlight module in the rear frame;
the step of providing the peripheral frame, the liquid crystal panel and the solid adhesive tape comprises the following steps:
fixing the liquid crystal panel on the backlight module, surrounding the peripheral frame on the periphery of the rear frame, wherein the peripheral frame comprises a first frame and a second frame which are connected with each other, the first frame and the liquid crystal panel are arranged in a laminated mode, the second frame surrounds the rear frame, and the adhesive tape is installed at the tail end of the first frame.
9. The method for manufacturing a touch module according to claim 8, wherein after the step of stacking at least part of the structure of the peripheral frame and the liquid crystal panel and filling at least part of the structure of the adhesive tape between the peripheral frame and the liquid crystal panel, the method further comprises the following steps:
and providing a cover plate, and adhering and fixing the cover plate on the liquid crystal panel through an adhesive, wherein the adhesive forms an adhesive layer.
10. The method for manufacturing the touch module according to claim 9, wherein the adhesive tape is provided with a slot, the adhesive tape surrounds the first frame, and a slot wall of the slot is attached to a tail end of the first frame; in the thickness direction of the touch module, one side of the adhesive tape is attached to the bonding layer, and the other side of the adhesive tape is attached to the liquid crystal panel.
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| CN202011001431.1A CN111984154B (en) | 2020-09-22 | 2020-09-22 | Touch module and preparation method thereof |
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| CN202011001431.1A CN111984154B (en) | 2020-09-22 | 2020-09-22 | Touch module and preparation method thereof |
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