CN203267423U - Reversely-folded tearing hand and protective membrane assembly using same - Google Patents
Reversely-folded tearing hand and protective membrane assembly using same Download PDFInfo
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- CN203267423U CN203267423U CN 201320277577 CN201320277577U CN203267423U CN 203267423 U CN203267423 U CN 203267423U CN 201320277577 CN201320277577 CN 201320277577 CN 201320277577 U CN201320277577 U CN 201320277577U CN 203267423 U CN203267423 U CN 203267423U
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- diaphragm
- reflexed
- hand
- tack coat
- paste section
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Abstract
The utility model relates to a reversely-folded tearing hand. The reversely-folded tearing hand comprises a sticking part and a hand lifting part connected with the sticking part, wherein the sticking part comprises a first surface and a second surface, which are opposite; the first surface is provided with a first sticking layer for sticking a protective membrane; the second surface is provided with a second sticking layer stuck with the hand lifting part; the cohesive force of the second sticking layer is less than that of the first sticking layer; the hand lifting part is folded over against the sticking part along a connection part of the hand lifting part and the sticking part; a folding line is formed on the connection part; the hand lifting part is stuck on the second sticking layer; one side of the hand lifting part, protrudes out of one side of the sticking part, which is over against the folding line. When the reversely-folded tearing hand disclosed by the utility model is used for a protective membrane assembly, the protective membrane can be relatively easily torn away from a protected surface. Furthermore, the utility model further provides the protective membrane assembly using the reversely-folded tearing hand.
Description
Technical field
The utility model relates to the touch screen technology field, particularly relates to a kind of reflexed and tears hand and use this reflexed to tear the diaphragm assembly of hand.
Background technology
The surface of touch-screen has the micro-structural conductive pattern, is the meticulous electronic product of a kind of structure.Must avoid touch-screen and other object to bump in manufacture process as far as possible, also will avoid simultaneously airborne dust to fall into above the conducting wire of touch screen surface.Therefore, when touch-screen is produced, often need to paste on the surface of touch-screen layer protecting film with avoid in the manufacture craft process or in different operation course of conveying accident suffer dirty, scratch etc. abnormal, thereby guarantee product quality.
Need to use diaphragm that touch-screen is protected in some technique or operation process; but do not need to use diaphragm in some technique or operation process; therefore, in the process of producing various touch-screen products, there is the operation that diaphragm is torn off from touch-screen toward contact.And traditional diaphragm is generally a slab construction of wearing glue, makes from touch-screen and tears off relatively difficulty of diaphragm, not only time-consuming but also effort when tearing off diaphragm.
The utility model content
Based on this, be necessary to provide a kind of diaphragm assembly that easily tears.
A kind of reflexed tears hand, comprises paste section and the mobile division that is connected with described paste section;
Described paste section comprises relative first surface and second surface, described first surface is provided with the first tack coat for adhering protective film, described second surface is provided with the second tack coat that adheres to described mobile division, and the cohesive force of described the second tack coat is less than the cohesive force of described the first tack coat;
Described mobile division is folding over against described paste section along the connecting portion of described mobile division and described paste section, form broken line at described connecting portion, described mobile division adheres on described the second tack coat, and described mobile division over against a pleurapophysis of described broken line for the side of described paste section over against described broken line.
Therein in embodiment, described mobile division is folding over against described paste section along the connecting portion of described mobile division and described paste section, form broken line at described connecting portion, described mobile division covers the second surface of described paste section, and described mobile division over against a pleurapophysis of described broken line for the side of described paste section over against described broken line.
In embodiment, it is zhou duicheng tuxing that described reflexed tears hand therein, and wherein, described reflexed tears hand take the perpendicular bisector of described broken line as symmetry axis.
In embodiment, the connecting portion of described mobile division and described paste section caves in and forms two isosceles right triangles without hypotenuse therein, and wherein, described broken line is described two angular bisectors without the right angle of the isosceles right triangle of hypotenuse.
In embodiment, described the first tack coat is all identical with material and the thickness of the second tack coat, and the area of described the first tack coat is greater than the area of described the second tack coat therein.
Therein in embodiment, described the second tack coat is the rectangle structure parallel with described broken line, the both sides that described the second tack coat and described broken line are vertical overlap with the part outer peripheral edges of described paste section, and described the second tack coat both sides parallel with described broken line are away from the outer peripheral edges of described paste section.
In embodiment, described broken line length is not less than 2 millimeters therein.
A kind of diaphragm assembly comprises that mould release membrance, diaphragm and above-mentioned reflexed tear hand; Wherein, the side that described mould release membrance has a mould release adheres to described diaphragm to be had on a side of binding agent, and the described first surface that described reflexed tears in hand adheres on the surface of described diaphragm opposite side.
A kind of diaphragm assembly comprises that mould release membrance, diaphragm and above-mentioned reflexed tear hand; Wherein, the side that described mould release membrance has a mould release adheres to described diaphragm to be had on a side of binding agent; the described first surface that described reflexed tears in hand adheres on the surface of described diaphragm opposite side; described diaphragm is rectangle, and the described reflexed symmetry axis that tears hand is divided the right angle of described diaphragm equally.
A kind of diaphragm assembly comprises that mould release membrance, diaphragm and above-mentioned reflexed tear hand; Wherein, the side that described mould release membrance has a mould release adheres to described diaphragm to be had on a side of binding agent, the described first surface that described reflexed tears in hand adheres on the surface of described diaphragm opposite side, described diaphragm is rectangle, and the described reflexed symmetry axis that tears hand is divided the right angle of described diaphragm equally; Described two isosceles right triangles without hypotenuse that cave in and form, the right-angle side that is positioned at described paste section overlaps with the part outer peripheral edges of described diaphragm.
Above-mentioned reflexed tears hand for the protection of in membrane module the time, and the first surface that reflexed tears in hand adheres on the surface that does not have binding agent of diaphragm, and the mobile division is folding over against the paste section along connecting portion, adheres on the second tack coat.The mobile division that the reflexed of said structure tears hand can be placed in the inboard of diaphragm, thereby when adopting above-mentioned reflexed to tear hand, the outside of diaphragm can not occur being positioned at because of the mobile division, and makes the design of diaphragm assembly be subject to the situation of spatial constraints.And the mobile division adheres on the second tack coat, thereby effectively prevents the mobile division perk, and the mobile division over against a pleurapophysis of broken line for the side of paste section over against broken line, very convenient the carrying out that removes step.Due to the cohesive force of the second tack coat cohesive force much smaller than the first tack coat, thereby use the less pulling force that tears off, just the mobile division can be pulled open from the second tack coat, and then be made above-mentioned reflexed tear hand to change " forward tears off " into from " oppositely tearing off ", can further reduce to tear off pulling force.Therefore, the diaphragm assembly that uses above-mentioned reflexed to tear hand has the advantages that easily tear.
Description of drawings
Fig. 1 is the decomposition texture schematic diagram of the diaphragm assembly of an embodiment;
Fig. 2 is the structural representation that the reflexed in Fig. 1 tears hand;
Fig. 3 is the profile that the reflexed in Fig. 1 tears hand;
Fig. 4 is the top view of the diaphragm assembly in Fig. 1;
Fig. 5 is the top view of the diaphragm assembly in contrast groups;
Fig. 6 is the work schematic diagram of the diaphragm assembly in Fig. 4;
Fig. 7 is the work schematic diagram of the diaphragm assembly in Fig. 5.
The specific embodiment
For the ease of understanding the utility model, the below is described more fully the utility model with reference to relevant drawings.Provided preferred embodiment of the present utility model in accompanying drawing.But the utility model can be realized in many different forms, is not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present utility model more comprehensively thorough.
Need to prove, when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have simultaneously centering elements.
Unless otherwise defined, all technology of using of this paper and scientific terminology are with to belong to the implication that those skilled in the art of the present utility model understand usually identical.The term that uses in specification of the present utility model herein is not intended to be restriction the utility model just in order to describe the purpose of specific embodiment.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
As shown in Figure 1, the diaphragm assembly 10 of an embodiment comprises that mould release membrance 100, diaphragm 200 and reflexed tear hand 300.
The side that mould release membrance 100 has a mould release adheres to diaphragm 200 to be had on a side of adhesive.
Reflexed tears hand 300 and adheres to diaphragm 200 and do not apply on the surface of adhesive.
In the present embodiment, mould release membrance 100 and diaphragm 200 are the identical rectangle of size.In other embodiments, the size of mould release membrance 100 can also be greater than the size of diaphragm 200.
As shown in Figures 2 and 3, the reflexed of an embodiment tears hand 300, comprises paste section 310 and the mobile division 320 that is connected with paste section 310.In the present embodiment, the connecting portion of paste section 310 and mobile division 320 caves in and forms two isosceles right triangles without hypotenuse, consists of the structure 330 of caving in.Be appreciated that in other embodiments the connecting portion of paste section 310 and mobile division 320 structure 330 of can not caving in, the rectangle that can be formed in one as, paste section 310 and mobile division 320.
What in the present embodiment, the material of paste section 310 and mobile division 320 all can be in the film such as PET, PE or PVC or release liners is a kind of.
In the present embodiment, material and the thickness of the first tack coat 313 and the second tack coat 315 are all identical, and material is acrylic resin.The area of the first tack coat 313 equates substantially with the area of first surface 312, and the area of the second tack coat 315 is much smaller than the area of second surface 314.Control the cohesive force of tack coat by the size of controlling tack coat.Be appreciated that in other embodiments, can also control the cohesive force of the first tack coat 313 and the second tack coat 315 by selecting different materials.
The cohesive force of controlling the second tack coat 315 is as follows much smaller than the reason of the cohesive force of the first tack coat 313: reflexed tears hand 300 for the protection of in membrane module 10 time; reflexed tears first surface 312 in hand 300 and adheres to diaphragm 200 and do not apply on the surface of adhesive; and mobile division 320 is 310 folding over against the paste section along connecting portion, adheres on the second tack coat 315.And when removing diaphragm 200, at first need mobile division 320 is pulled open from the second tack coat 315, and then make above-mentioned reflexed tear hand 300 to change " forward tears off " into from " oppositely tearing off ", reduce the follow-up pulling force that tears off that removes diaphragm 200.And the Main Function of the second tack coat 315 is for fixing mobile division 320, prevents mobile division 320 perks.Cohesive force between the first tack coat 313 and diaphragm 200 is greater than the cohesive force between diaphragm 200 and protected, and guarantee removes diaphragm 200 from protected before, reflexed tears hand 300 and do not break away from from diaphragm 200.Also in order reducing, mobile division 320 to be torn off pulling force from what the second tack coat 315 pulled open simultaneously, therefore, to need to control the cohesive force of the second tack coat 315 much smaller than the cohesive force of the first tack coat 313.
In the present embodiment, reflexed tears hand 300 and is zhou duicheng tuxing, and wherein, reflexed tears hand 300 take the perpendicular bisector of broken line 332 as symmetry axis.And mobile division 320 in the length on the direction of broken line 332 and paste section 310 equal in length on the direction of broken line 332.When mobile division 320 along connecting portion over against the paste section 310 when folding, mobile division 320 can cover the second surface 314 of paste section 310.Obviously, mobile division 320 also covers the second tack coat 315 that is located on second surface 314.At this moment, the second tack coat 315 is the rectangle structure parallel with broken line 332, and the second tack coat 315 is equal in length on the direction of broken line 332 in the length on the direction of broken line 332 and paste section 310.The area of the second tack coat 315 is 1/12nd left and right of the area of the first tack coat 313.Be appreciated that the second tack coat 315 also can be less than the length of paste section 310 on the direction of broken line 332 in the length on the direction of broken line 332.The structure of the second tack coat 315 also is not limited to rectangle structure,
Be appreciated that in other embodiments, mobile division 320 the length on the direction of broken line 332 can be less than paste section 310 equal in length on the direction of broken line 332.At this moment, the length of the second tack coat 315 on the direction of broken line 332 can equal, also can be less than the length of mobile division 320 on the direction of broken line 332.
In the present embodiment, the structure of caving in 330 comprises two without the isosceles right triangle of hypotenuse, and broken line 332 be two without the angular bisector at the right angle of the isosceles right triangle of hypotenuse.The position of tearing hand 300 by adjusting reflexed, the symmetry axis that makes reflexed in diaphragm assembly 10 tear hand 300 is divided the right angle of diaphragm 200 equally, thereby can be so that reflexed tears the horizontal outer peripheral edges of symmetry axis in hand 300 and diaphragm 200 and the vertical equal angle at 45 ° of outer peripheral edges; And the right-angle side 316 that one of them isosceles right triangle is positioned on paste section 310 overlaps with the horizontal outer peripheral edge portion of diaphragm 200; the right-angle side 318 that another isosceles right triangle is positioned on paste section 310 overlaps with vertical outer peripheral edge portion of diaphragm 200; and then reach the angle that tears off that changes diaphragm 200, thereby further reduce diaphragm 200 initial tear off pulling force.
Be appreciated that in other embodiments, reflexed tears hand 300 and is not limited to above-mentioned situation with diaphragm 200 position relationships.For example, the structure 330 of caving in also can comprise two identical arc sections.The position of tearing hand 300 by adjusting reflexed, the symmetry axis that makes reflexed in diaphragm assembly 10 tear hand 300 is divided the right angle of diaphragm 200 equally, thereby can be so that reflexed tears the horizontal outer peripheral edges of symmetry axis in hand 300 and diaphragm 200 and the vertical equal angle at 45 ° of outer peripheral edges; And make the mid point of same arc section and be positioned at that end points on paste section 310 is positioned at the horizontal outer peripheral edges of diaphragm 200 or vertically on outer peripheral edges; also can be so that reflexed tears the horizontal frame of symmetry axis in hand 300 and diaphragm 200 and the vertical equal angle at 45 ° of frame, thus further reduce diaphragm 200 initial tear off pulling force.
It is below the embodiment part
Test group comprises 3 diaphragm assemblies in above-mentioned embodiment.The size of mould release membrance is 50mm * 80mm, and flexible parent metal is PET, and mould release is silicone oil, and the thickness of mould release membrance is 50 μ m; The size of diaphragm is 50mm * 80mm, and flexible parent metal is PET, and adhesive PU glue, the thickness of diaphragm are 50 μ m, specifically as shown in Figure 4.Wherein, the length d of broken line is 10mm, and the length of paste section on the direction of vertical fold line is that w is 12mm.
Contrast groups comprises 3 contrast diaphragm assemblies.The structure that contrast diaphragm assembly tears hand except reflexed, and reflexed tears hand and adhere to mode on diaphragm with beyond test group is not identical, all the other conditions are all identical with diaphragm assembly in test group, specifically as shown in Figure 5.Wherein, the wide a of paste section is 10mm, and long b is 12mm.
Mould release membrance in the diaphragm assembly is removed; and diaphragm is adhered on glass surface 400; standing 48h; after making diaphragm and glass surface 400 fully contacting; as Figure 6 and Figure 7, peel off diaphragm, peeling rate 300mm/min with the directions of 90 ° (F direction); test maximum peeling force, concrete data such as following table.
| ? | |
Test group 2 | Test group 3 | |
Contrast groups 2 | Contrast groups 3 |
| Peeling force/N | 0.9 | 1.3 | 1.0 | 8.5 | 7.6 | 8.2 |
Above-mentioned data show and comprise the diaphragm assembly that above-mentioned reflexed tears hand, tear hand and adhere to position on diaphragm by adjusting reflexed, change diaphragm and tear off angle to reach, and really can obviously reduce the initial peeling force of diaphragm, thereby improve operating efficiency.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a reflexed tears hand, it is characterized in that, comprises paste section and the mobile division that is connected with described paste section;
Described paste section comprises relative first surface and second surface, described first surface is provided with the first tack coat for adhering protective film, described second surface is provided with the second tack coat that adheres to described mobile division, and the cohesive force of described the second tack coat is less than the cohesive force of described the first tack coat;
Described mobile division is folding over against described paste section along the connecting portion of described mobile division and described paste section, form broken line at described connecting portion, described mobile division adheres on described the second tack coat, and described mobile division over against a pleurapophysis of described broken line for the side of described paste section over against described broken line.
2. reflexed according to claim 1 tears hand, it is characterized in that, described mobile division is folding over against described paste section along the connecting portion of described mobile division and described paste section, form broken line at described connecting portion, described mobile division covers the second surface of described paste section, and described mobile division over against a pleurapophysis of described broken line for the side of described paste section over against described broken line.
3. reflexed according to claim 1 tears hand, it is characterized in that, it is zhou duicheng tuxing that described reflexed tears hand, and wherein, described reflexed tears hand take the perpendicular bisector of described broken line as symmetry axis.
4. reflexed according to claim 3 tears hand, it is characterized in that, the connecting portion of described mobile division and described paste section caves in and forms two isosceles right triangles without hypotenuse, and wherein, described broken line is described two angular bisectors without the right angle of the isosceles right triangle of hypotenuse.
5. reflexed according to claim 1 tears hand, it is characterized in that, described the first tack coat is all identical with material and the thickness of the second tack coat, and the area of described the first tack coat is greater than the area of described the second tack coat.
6. reflexed according to claim 5 tears hand, it is characterized in that, described the second tack coat is the rectangle structure parallel with described broken line, the both sides that described the second tack coat and described broken line are vertical overlap with the part outer peripheral edges of described paste section, and described the second tack coat both sides parallel with described broken line are away from the outer peripheral edges of described paste section.
7. the described reflexed of any one tears hand according to claim 1-6, it is characterized in that, described broken line length is not less than 2 millimeters.
8. a diaphragm assembly, is characterized in that, comprises that mould release membrance, diaphragm and reflexed as described in any one in claim 1-7 tear hand; Wherein, the side that described mould release membrance has a mould release adheres to described diaphragm to be had on a side of binding agent, and the described first surface that described reflexed tears in hand adheres on the surface of described diaphragm opposite side.
9. a diaphragm assembly, is characterized in that, comprises that mould release membrance, diaphragm and reflexed as described in claim 3 or 4 tear hand; Wherein, the side that described mould release membrance has a mould release adheres to described diaphragm to be had on a side of binding agent; the described first surface that described reflexed tears in hand adheres on the surface of described diaphragm opposite side; described diaphragm is rectangle, and the described reflexed symmetry axis that tears hand is divided the right angle of described diaphragm equally.
10. a diaphragm assembly, is characterized in that, comprises that mould release membrance, diaphragm and reflexed as claimed in claim 4 tear hand; Wherein, the side that described mould release membrance has a mould release adheres to described diaphragm to be had on a side of binding agent, the described first surface that described reflexed tears in hand adheres on the surface of described diaphragm opposite side, described diaphragm is rectangle, and the described reflexed symmetry axis that tears hand is divided the right angle of described diaphragm equally; Described two isosceles right triangles without hypotenuse that cave in and form, the right-angle side that is positioned at described paste section overlaps with the part outer peripheral edges of described diaphragm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320277577 CN203267423U (en) | 2013-05-20 | 2013-05-20 | Reversely-folded tearing hand and protective membrane assembly using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320277577 CN203267423U (en) | 2013-05-20 | 2013-05-20 | Reversely-folded tearing hand and protective membrane assembly using same |
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| CN203267423U true CN203267423U (en) | 2013-11-06 |
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| CN 201320277577 Expired - Fee Related CN203267423U (en) | 2013-05-20 | 2013-05-20 | Reversely-folded tearing hand and protective membrane assembly using same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111534242A (en) * | 2020-06-05 | 2020-08-14 | 东莞捷邦实业有限公司 | Single-sided adhesive die cutting assembly with bent handle part and production process thereof |
| EP3611238A4 (en) * | 2017-04-14 | 2020-12-23 | Boe Technology Group Co. Ltd. | Easy-tear sticker and protection film assembly |
| CN113071810A (en) * | 2021-03-24 | 2021-07-06 | 业成科技（成都）有限公司 | Easy-to-tear sticker and electronic equipment |
-
2013
- 2013-05-20 CN CN 201320277577 patent/CN203267423U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3611238A4 (en) * | 2017-04-14 | 2020-12-23 | Boe Technology Group Co. Ltd. | Easy-tear sticker and protection film assembly |
| CN111534242A (en) * | 2020-06-05 | 2020-08-14 | 东莞捷邦实业有限公司 | Single-sided adhesive die cutting assembly with bent handle part and production process thereof |
| CN111534242B (en) * | 2020-06-05 | 2023-11-10 | 捷邦精密科技股份有限公司 | Single-sided adhesive tape die-cutting assembly with bending handle part and production process thereof |
| CN113071810A (en) * | 2021-03-24 | 2021-07-06 | 业成科技（成都）有限公司 | Easy-to-tear sticker and electronic equipment |
| CN113071810B (en) * | 2021-03-24 | 2022-05-20 | 业成科技（成都）有限公司 | Easy-to-tear sticker and electronic equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20170520 |
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| CF01 | Termination of patent right due to non-payment of annual fee |