CN207529359U - Large scale suspends every empty formula touch screen - Google Patents
Large scale suspends every empty formula touch screen Download PDFInfo
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- CN207529359U CN207529359U CN201721605337.0U CN201721605337U CN207529359U CN 207529359 U CN207529359 U CN 207529359U CN 201721605337 U CN201721605337 U CN 201721605337U CN 207529359 U CN207529359 U CN 207529359U
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Abstract
A kind of large scale in large scale touch screen technology field suspends every empty formula touch screen, including：Glass cover-plate, white glass and touch function piece, wherein, glass cover-plate back side non-visible area silk-screen background color ink, wherein one side is surrounded by foam rubber and passes through foam rubber and is bonded with the glass cover-plate back side on white glass, and on white glass the another side far from glass cover-plate is bonded with touch function piece.The utility model increases the white glass without silk-screen, reduce the requirement to non-visible area ink for screen printing thickness on glass cover-plate, it need not consider the height fall of non-visible area and visible area on glass cover-plate, the optical cement of thinner thickness can be selected, reduce the difficulty of making technology, yield is improved, reduces cost.
Description
Technical field
The utility model relates to a kind of technology in large scale touch screen field, specifically a kind of large scale suspends every sky
Formula touch screen.
Background technology
With the continuous development that wisdom quotient shows, the end product under novel retail business pattern comes into being, large touch
All-in-one machine has become a part indispensable for human-computer interaction.Core in large touch all-in-one machine is large scale touch screen,
And large scale touch screen is promoted from large scale infrared type touch screen to large size capacitive touch screen.
The large size capacitive touch screen cost of existing market maturation is higher, the reason is that, employ will be big for the prior art
The touch screen module manufacturing process that dimension glass cover board is directly fitted with touch function piece, required performance need to be straight by glass cover-plate
Junctor shows.Because glass cover-plate belongs to outer protection shielding layer component, back side non-visible area needs silk-screen background color.The background color of non-visible area
Ink causes visible area with non-visible area there are height fall, and the manufacturing process directly fitted will influence the light used during fitting
The thickness of glue is learned, blocked up ink drop needs thicker optical cement filling, and not so there is bubble at the edge of visible area, will lead to big ruler
Very little cover board bad order and scrap；However the thicker cost of the thickness of optical cement is higher, directly affects the holistic cost of product.In addition
The manufacturing process directly fitted is stringent for the appearance, dimensional tolerance and performance requirement of glass cover-plate, and yield is not easy management and control, cost
It is higher；If there are problem, glass cover-plate is likely to result in whole scrap after being bonded with touch function piece.
Utility model content
The utility model is directed to deficiencies of the prior art, it is proposed that a kind of large scale suspends to be touched every empty formula
Screen, increases the white glass without silk-screen, reduces the requirement to non-visible area ink for screen printing thickness on glass cover-plate, without
Consider the height fall of non-visible area and visible area on glass cover-plate, the optical cement of thinner thickness can be selected, reduce processing procedure work
The difficulty of skill, improves yield, reduces cost.
The utility model is achieved through the following technical solutions：
The utility model includes：Glass cover-plate, white glass and touch function piece, wherein, the glass cover-plate back side is non-visual
Area's silk-screen background color ink, wherein one side is surrounded by foam rubber and passes through foam rubber and pasted with the glass cover-plate back side on white glass
It closes, the another side far from glass cover-plate is bonded with touch function piece on white glass.
The touch function piece includes the upper strata optical cement, upper strata transparent conductive film, the bottom optical cement that are bonded successively
With bottom transparent conductive film, it is bonded far from upper strata transparent conductive film one side with white glass on the optical cement of upper strata, upper strata is saturating
Bright conductive film and bottom transparent conductive film are having ITO pattern, touch-control work(with bottom optics glue laminating one side laser-induced thermal etching
Energy piece is connected by anisotropic conductive adhesive paste with flexible circuit board hot pressing, and flexible circuit board is connected with chip controls plate.
The free thickness of the foam rubber is 0.8~2mm, and operation thickness is 0.3~1.0mm.
The upper strata transparent conductive film and bottom transparent conductive film are appointing in the transparent conductive films such as PET, PI
Meaning is a kind of；
Conductive coating on the transparent conductive film is selected from the electrically conducting transparents such as ITO, nano silver, metal grill, graphene
Any one in material.
Regular industrial glass can be selected in the glass cover-plate, to reduce cost.
COB schemes, i.e. flexible circuit board and chip control can be used in flexible circuit board and chip controls plate in the utility model
Making sheet individualism, can also use COF schemes, i.e. chip controls plate is integrated in flexible circuit board.
Technique effect
Compared with prior art, the utility model has larger excellent in material cost, yield and making technology management and control
Gesture：
1) material cost：The white glass without silk-screen is increased, touch function piece is fitted in the white tiles without silk-screen
On glass, then independent external hanging type glass cover-plate is bonded, glass cover-plate is without the requirement for embodying performance, therefore selection regular industrial glass is
Can, the requirement for size appearance in material requirements and processing procedure processing procedure substantially reduces；
2) yield：Glass cover-plate is as external protective structures, and external hanging type does not influence performance and whole yield, and white glass
Without silk-screen, yield is high when being bonded with touch function piece, thus whole yield is higher.
Description of the drawings
Fig. 1 is the utility model front view；
Fig. 2 is the utility model side view；
In figure：Glass cover-plate 1, upper strata optical cement 2, upper strata transparent conductive film 3, flexible circuit board 4, chip controls plate 5,
Bottom optical cement 6, bottom transparent conductive film 7, touch function piece 8, white glass 9, foam rubber 10.
Specific embodiment
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment includes：Glass cover-plate 1, white glass 9 and touch function piece 8, wherein, glass
1 back side non-visible area silk-screen background color ink of glass cover board, wherein one side is surrounded by foam rubber 10 and passes through bubble on white glass 9
Celloidin 10 is bonded with 1 back side of glass cover-plate, and the another side far from glass cover-plate 1 is bonded with touch function piece 8 on white glass 9.
The touch function piece 8 includes the upper strata optical cement 2, upper strata transparent conductive film 3, the bottom optics that are bonded successively
Glue 6 and bottom transparent conductive film 7 are bonded far from 3 one side of upper strata transparent conductive film with white glass 9 on upper strata optical cement 2,
Upper strata transparent conductive film 3 and bottom transparent conductive film 7 have ITO figures being bonded one side laser-induced thermal etching with bottom optical cement 6
Case, touch function piece 8 are connected by anisotropic conductive adhesive paste with 4 hot pressing of flexible circuit board, and flexible circuit board 4 is connected with chip controls
Plate 5.
The free thickness of the foam rubber 10 is 0.8~2mm, and operation thickness is 0.3~1.0mm.
The manufacturing process of the present embodiment is as follows：
A) the making of touch function piece 8, including；
1) membrane material sawing sheet：Upper strata optical cement 2, upper strata transparent conductive film 3, bottom optical cement 6 and bottom electrically conducting transparent are thin
Sheet material, by coiled material sawing sheet into sheet material, is gone out phase by film 7 according to size requirements by high temperature IR (infrared) stove shrink aging, then laser
The alignment target answered；
2) circuit etching：According to the patterning requirement of chip controls plate, upper strata transparent conductive film 3 and bottom electrically conducting transparent are thin
The peripheral silk-screen silver paste of film 7 reduces channel impedance using the good electric conductivity of silver, and silver paste carries out figure after curing by high temperature IR stoves
The laser-induced thermal etching of case and cabling, herein membrane material need to wash and through AOI functional tests；
3) membrane material is bonded：According to alignment target in membrane material by upper strata optical cement 2, upper strata transparent conductive film 3, bottom optics
Glue 6 is integral by structural order fitting with bottom transparent conductive film 7 and keeps appearance consistent, and touch function piece 8 is made；
4) hot pressing is bound：Flexible circuit board 4 is integral by anisotropic conductive adhesive paste hot pressing binding with touch function piece 8,
Whether burning test program in burning chip, the flexible circuit board 4 and 8 performance of touch function piece after test hot pressing binding are normal；
B) white glass 9 is bonded：White glass 9 is bound to the touch-control of flexible circuit board 4 by upper strata optical cement 2 in hot pressing
Functional sheet 8 is bonded；
C) glass cover-plate is bonded：Foam rubber 10 is bonded in a side surface of the white glass 9 far from touch function piece 8, then
It is bonded glass cover-plate 1 again, is finally completed the making of the present embodiment.
It is emphasized that：The above is only the preferred embodiment of the present utility model, and not the utility model is appointed
What formal limitation, every any simple modification made according to the technical essence of the utility model to above example, etc.
With variation and modification, in the range of still falling within technical solutions of the utility model.
Claims (5)
1. a kind of large scale suspends every empty formula touch screen, which is characterized in that including：Glass cover-plate, white glass and touch function
Piece, wherein, glass cover-plate back side non-visible area silk-screen background color ink, wherein one side is surrounded by foam rubber simultaneously on white glass
It is bonded by foam rubber with the glass cover-plate back side, the another side far from glass cover-plate is bonded with touch function piece on white glass.
2. large scale according to claim 1 suspends every empty formula touch screen, it is characterized in that, the touch function piece includes
Upper strata optical cement, upper strata transparent conductive film, bottom optical cement and the bottom transparent conductive film being bonded successively, upper strata optical cement
Upper to be bonded far from upper strata transparent conductive film one side with white glass, upper strata transparent conductive film and bottom transparent conductive film are equal
There is ITO pattern with bottom optics glue laminating one side laser-induced thermal etching, touch function piece passes through anisotropic conductive adhesive paste and flexible circuitry
Plate hot pressing is connected, and flexible circuit board is connected with chip controls plate.
3. large scale according to claim 1 suspends every empty formula touch screen, it is characterized in that, the free thickness of the foam rubber
For 0.8~2mm, operation thickness is 0.3~1.0mm.
4. large scale according to claim 2 suspends every empty formula touch screen, it is characterized in that, the upper strata electrically conducting transparent is thin
Film and bottom transparent conductive film are any one in PET, PI transparent conductive film；
Conductive coating on the transparent conductive film is in ITO, nano silver, metal grill, graphene transparent conductive material
Any one.
5. large scale according to claim 2 suspends every empty formula touch screen, it is characterized in that, the glass cover-plate is selected normal
Advise industrial glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721605337.0U CN207529359U (en) | 2017-11-27 | 2017-11-27 | Large scale suspends every empty formula touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721605337.0U CN207529359U (en) | 2017-11-27 | 2017-11-27 | Large scale suspends every empty formula touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207529359U true CN207529359U (en) | 2018-06-22 |
Family
ID=62580325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721605337.0U Active CN207529359U (en) | 2017-11-27 | 2017-11-27 | Large scale suspends every empty formula touch screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207529359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062450A (en) * | 2018-09-30 | 2018-12-21 | 上海开亿信息科技有限公司 | Touch panel, intelligent tutoring blackboard and a kind of method for making intelligent tutoring blackboard |
| CN109254702A (en) * | 2018-11-28 | 2019-01-22 | 深圳市灵触科技有限公司 | A kind of capacitive touch screen |
| CN113485574A (en) * | 2021-06-29 | 2021-10-08 | 宜昌南玻显示器件有限公司 | Touch screen with anti-dazzle, anti-reflection and anti-fingerprint functions |
-
2017
- 2017-11-27 CN CN201721605337.0U patent/CN207529359U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109062450A (en) * | 2018-09-30 | 2018-12-21 | 上海开亿信息科技有限公司 | Touch panel, intelligent tutoring blackboard and a kind of method for making intelligent tutoring blackboard |
| CN109254702A (en) * | 2018-11-28 | 2019-01-22 | 深圳市灵触科技有限公司 | A kind of capacitive touch screen |
| CN113485574A (en) * | 2021-06-29 | 2021-10-08 | 宜昌南玻显示器件有限公司 | Touch screen with anti-dazzle, anti-reflection and anti-fingerprint functions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190121 Granted publication date: 20180622 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220121 Granted publication date: 20180622 |
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| PD01 | Discharge of preservation of patent |