CN207481371U - A kind of location type TPU protective films - Google Patents
A kind of location type TPU protective films Download PDFInfo
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- CN207481371U CN207481371U CN201721617882.1U CN201721617882U CN207481371U CN 207481371 U CN207481371 U CN 207481371U CN 201721617882 U CN201721617882 U CN 201721617882U CN 207481371 U CN207481371 U CN 207481371U
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Abstract
A kind of location type TPU protective films, protective film cut coiled material according to different mobile phone models and form, and the coiled material includes the first release layer, glue-line, TPU substrate layers and the second release layer that stack successively from top to bottom；Described to include auxiliary region, protection zone and positioning area by the protective film that forms of coiled material cutting, for the type that extends outwardly at the top of the protection zone into auxiliary region, the bottom of protection zone extends outwardly type into positioning area；The top position of the protection zone is provided with positional dissection line, and the positional dissection line cuts off the first release layer；The boundary of the boundary of the protection zone and auxiliary region, the protection zone and positioning area is both provided with auxiliary cutting line, and the auxiliary cutting line cuts off the first release layer, glue-line and TPU substrate layers.The utility model is simple in structure, and the form edge line above mobile phone screen is directed at, then coordinate positioning area and auxiliary region to improve protective film pad pasting quality and efficiency by the positional dissection line on protection zone top.
Description
Technical field
The utility model is related to protective film fields, and in particular to a kind of location type TPU protective films.
Background technology
At present, full frame big radian mobile phone is a main trend of current mobile phone industry development, and TPU class protective films are to mobile phone
Screen can reach omnibearing protection.But the attribute limitation due to TPU materials in itself, the precision of pad pasting process is protected than other
Cuticula will height.Outlet film-sticking device assists contraposition below general pad pasting process use, but due to TPU materials it is softer with
It is easier to swing during fitting, causes positioning inaccurate；It is secondary to be fitted with the risk for generating glue trace, pad pasting is caused to fail.
If using locator above mobile phone, since the full frame mobile phone of present curved surface has largely been substituted HOME keys, lower section can not join
The loci examined, it is difficult to realize precisely fitting.
And general protective film only has the protection zone of mobile phone screen size, the positioning of protective film and picks and places all during for pad pasting
It needing to be in direct contact protection zone so that finger print has an opportunity to be sticky on the binding face of protective film so that the effect of pad pasting is poor,
Seriously affect pad pasting quality.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is intended to provide a kind of location type TPU protective films, passes through guarantor
Form edge line above the positional dissection line alignment mobile phone screen on Hu Qu tops, then positioning area and auxiliary region is coordinated to be protected to improve
Cuticula pad pasting quality and efficiency, and improve the heat dispersal situations of protective film.
To achieve the above object, the utility model adopts the following technical solution：
A kind of location type TPU protective films, protective film according to different mobile phone models cut coiled material form, the coiled material include from
Under to upper the first release layer stacked successively, glue-line, TPU substrate layers and the second release layer；Second release layer, TPU base materials
A large amount of through-hole is both provided in layer, glue-line；The protective film formed by coiled material cutting includes auxiliary region, protection zone and positioning
Area, for the type that extends outwardly at the top of the protection zone into auxiliary region, the bottom of protection zone extends outwardly type into positioning area, the positioning
Location hole is provided in area；The top position of the protection zone is provided with positional dissection line, the positional dissection line cut-out first
Release layer；The boundary of the boundary of the protection zone and auxiliary region, the protection zone and positioning area is both provided with auxiliary cutting
Line, the auxiliary cutting line cut off the first release layer, glue-line and TPU substrate layers.
Further, first release layer and the second release layer are set as poly terephthalic acid class plastic layer, first from
The thickness of type layer and the second release layer is disposed as 50-150um.
Further, the glue-line is set as acrylic glue layer or silica gel, and bondline thickness is set as 30-100um.
Further, the TPU substrate layers are set as thermoplastic polyurethane elastomer rubber layer, and TPU base material layer thickness is set
It is set to 50-300um.
Further, the upper surface of the TPU substrate layers is additionally provided with surface-treated layer.
Further, the surface-treated layer is set as frosted process layer, automatic repair scratches process layer, cure process layer
With one of four of smooth treatment layer.
Further, the through-hole diameter is 0.05~2mm, and the spacing between adjacent through-holes is 0.1~5mm.
Further, the positional dissection line is overlapped with the form edge line above mobile phone screen.
The beneficial effects of the utility model are：
A large amount of through-hole is both provided in second release layer, TPU substrate layers, glue-line, through-hole can improve protective film
Radiating efficiency；Simultaneously by the form edge line above the positional dissection line on protection zone top alignment mobile phone screen, then coordinate and determine
Protective film pad pasting quality and efficiency are improved in position area and auxiliary region so that the pad pasting work of protective film becomes more accurate.
Description of the drawings
Fig. 1 is the structure diagram of the utility model coiled material；
Fig. 2 is the structural scheme of mechanism of the utility model protective film.
Reference numeral：1st, the first release layer；2nd, glue-line；3rd, TPU substrate layers；4th, the second release layer；5th, auxiliary region；6th, it protects
Area；7th, positioning area；8th, location hole；9th, cutting line is assisted；10th, positional dissection line.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the utility model is described further：
A kind of location type TPU protective films, protective film cuts coiled material according to different mobile phone models and forms, as shown in Figure 1, described
Coiled material includes the first release layer 1, glue-line 2,3 and second release layer 4 of TPU substrate layers that stack successively from top to bottom；Described first
1 and second release layer 4 of release layer is set as the thickness of poly terephthalic acid class plastic layer, the first release layer 1 and the second release layer 4
50-150um is disposed as, the effect of the first release layer 1 is to protect glue-line 2 not contaminated, and the effect of the second release layer 4 is to protect
It is not contaminated to protect TPU substrate layers 3, influences to use.The glue-line 2 is set as acrylic glue layer or silica gel, the setting of 2 thickness of glue-line
For 30-100um, glue-line 2 is for the first release layer 1 and TPU substrate layers 3 to be bonded together, after the first release layer 1 is torn,
Glue-line 2 is directly in contact with mobile phone screen.The TPU substrate layers 3 are set as thermoplastic polyurethane elastomer rubber layer 2, TPU bases
3 thickness of material layer is set as 50-300um.The upper surface of the TPU substrate layers 3 is additionally provided with surface-treated layer, the surface treatment
Layer is set as frosted process layer, automatic repair scratches one of four of process layer, cure process layer and smooth treatment layer；The mill
The thickness of sand process layer is set as 3~8um；The automatic reparation scratches processing layer thickness and is set as 20~40um；The hardening
Processing layer thickness is set as 10~30um；The smooth treatment layer thickness society is as 10~20um.Above-mentioned surface-treated layer
Coating method is generally coated with using net roll, scraper type coating and spraying method.
And a large amount of through-hole is both provided in second release layer 4, TPU substrate layers 3, glue-line 2, the through-hole diameter is
0.05~2mm, the spacing between adjacent through-holes are 0.1~5mm.Its through-hole is after protective film basic forming, and protective film is put
It puts and punching action is carried out on punch device platform, punch device penetrates the second release layer 4, surface-treated layer, TPU substrate layers 3
With glue-line 2, a diameter of 0.05~2mm is equipped in above-mentioned four layers, spacing is the through-hole of 0.1~5mm, and the first release layer 1
It does not perforate.The production efficiency of the punch device is 1-2 minutes/square metre, and drilling technology does not influence the appearance and entirety of heat dissipation film
Service condition.The structure and principle of the punch device have disclosed in the prior art, are not described in detail herein.
As shown in Fig. 2, the protective film formed by coiled material cutting includes auxiliary region 5, protection zone 6 and positioning area 7, it is described
The top of protection zone 6 extends outwardly type into auxiliary region 5, and the effect of the auxiliary region 5 is to provide certain space to operating personnel
Positioning work is done, the hand of operating personnel is avoided to be in direct contact protection zone 6 so that fingerprint influences pad pasting quality in protection zone 6；
The bottom of protection zone 6 extends outwardly type into positioning area 7, is provided with location hole 8 in the positioning area 7, the location hole 8 to it is related
The location hole of locator matches, and uses relevant locator that can be convenient for during pad pasting fast between protective film and mobile phone screen
Speed alignment；The structure of locator mentioned above has disclosed in the prior art, is not described in detail herein.
The top position of the protection zone 6 is provided with positional dissection line 10, and the cut-out first of positional dissection line 10 is release
Layer 1；The positional dissection line 10 is overlapped with the form edge line above mobile phone screen, and it is whole right to be carried out when protective film is bonded
Position；Since positional dissection line 10 cuts off the first release layer 1, first by the positioning at 6 top of protection zone in protective film before pad pasting
The first release layer 1 between cutting line 10 and the auxiliary cutting line 9 of the boundary of the protection zone 6 and auxiliary region 5 is torn, the area
The glue-line 2 in domain is directly aligned and pastes with the viewing window position above mobile phone screen, plays the effect of positioning.The protection zone 6 with
The boundary of positioning area 7 is provided with auxiliary cutting line 9, and the auxiliary cutting line 9 cuts off the first release layer 1, glue-line 2 and TPU bases
Material layer 3 completes protective film and mobile phone screen after pasting, and hand-held positioning area 7 simultaneously can be by positioning area 7 along auxiliary cutting line 9
Long position, the second release layer 4 of protection zone 6 and the redundance of auxiliary region 5 tear off together, convenient for dyestripping act.
The application method of the protective film is as follows：
S1, mobile phone screen is cleaned using wet alcohol packet and non-dust cloth；
S2, protective film is kept flat on the screen, whether observation protective film vacancy and the hole position on mobile phone screen are consistent；
S3, after confirming that protective film gauge size is complete, film-sticking device pedestal is inserted into charging socket below mobile phone, by protective film
The location hole 8 of positioning area 7 is aligned at the location hole of film-sticking device；
S4, point by the positional dissection line 10 of 6 top position of protection zone in protective film and the protection zone 6 and auxiliary region 5
The first release layer 1 between auxiliary cutting line 9 at boundary is torn, and holds the auxiliary region 5 of protective film by the positioning at the top of protection zone 6
Cutting line 10 is directed at viewing window position above mobile phone screen, and using swipe, by the glue-line 2 in the region directly with above mobile phone screen
Viewing window position paste；The positioning step of protective film is completed at this time；
S5, film-sticking device is unclamped, protective film is turned over backward makes the second release layer of protective film 4 with mobile phone screen in 45° angle (this
10 region of positional dissection line is remained stationary as with the position that is bonded of protective film in the process), using scraping while tearing the first release layer 1
Card from top to bottom makes protective film be fitted on mobile phone screen；
S6, it is bladdery on the screen in the case of, wipe foam off using swipe again；After clashing bubble, it is fixed to hold
Position area 7, along positioning area 7 and 6 boundary of protection zone auxiliary cutting line 9 by the long position of positioning area 7, protection zone 6 the
Two release layers 4 and the redundance of auxiliary region 5 are torn off together, finally press screen edge, it is ensured that protective film is completely attached to screen
Curtain is above.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make other various
Corresponding change and type become, and all these change and type becomes the protection that should all belong to the utility model claims
Within the scope of.
Claims (8)
1. a kind of location type TPU protective films, which is characterized in that protective film cuts coiled material according to different mobile phone models and forms, described
Coiled material includes the first release layer, glue-line, TPU substrate layers and the second release layer that stack successively from top to bottom；Described second is release
A large amount of through-hole is both provided in layer, TPU substrate layers, glue-line；The protective film formed by coiled material cutting includes auxiliary region, protects
Protect area and positioning area, for the type that extends outwardly at the top of the protection zone into auxiliary region, the bottom of protection zone extends outwardly type into positioning
Area is provided with location hole in the positioning area；The top position of the protection zone is provided with positional dissection line, the positional dissection
Line cuts off the first release layer；The boundary of the boundary of the protection zone and auxiliary region, the protection zone and positioning area is respectively provided with
There is auxiliary cutting line, the auxiliary cutting line cuts off the first release layer, glue-line and TPU substrate layers.
2. location type TPU protective films according to claim 1, which is characterized in that first release layer and second release
Layer is set as poly terephthalic acid class plastic layer, and the thickness of the first release layer and the second release layer is disposed as 50-150um.
3. location type TPU protective films according to claim 1, which is characterized in that the glue-line is set as acrylic glue
Layer or silica gel, bondline thickness are set as 30-100um.
4. location type TPU protective films according to claim 1, which is characterized in that the TPU substrate layers are set as thermoplasticity
Polyurethane elastomer rubber layer, TPU base material layer thickness are set as 50-300um.
5. location type TPU protective films according to claim 4, which is characterized in that the upper surface of the TPU substrate layers is also set
It is equipped with surface-treated layer.
6. location type TPU protective films according to claim 5, which is characterized in that the surface-treated layer is set as frosted
Process layer, automatic repair scratch one of four of process layer, cure process layer and smooth treatment layer.
7. location type TPU protective films according to claim 1, which is characterized in that the through-hole diameter is 0.05~2mm,
Spacing between adjacent through-holes is 0.1~5mm.
8. location type TPU protective films according to claim 1, which is characterized in that the positional dissection line and mobile phone screen
The form edge line of top overlaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617882.1U CN207481371U (en) | 2017-11-28 | 2017-11-28 | A kind of location type TPU protective films |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721617882.1U CN207481371U (en) | 2017-11-28 | 2017-11-28 | A kind of location type TPU protective films |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207481371U true CN207481371U (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721617882.1U Active CN207481371U (en) | 2017-11-28 | 2017-11-28 | A kind of location type TPU protective films |
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| CN (1) | CN207481371U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016481A (en) * | 2018-06-26 | 2018-12-18 | 深圳市康成泰实业有限公司 | A kind of Mobile phone film method for adhering film |
| CN110874162A (en) * | 2019-11-20 | 2020-03-10 | 湖南品触光电科技有限公司 | Covering structure device of capacitive touch screen |
| CN112224509A (en) * | 2020-09-30 | 2021-01-15 | 上海艾为电子技术股份有限公司 | Fixing jig and device for substrate film pasting |
| CN114518103A (en) * | 2022-02-18 | 2022-05-20 | 中国十九冶集团有限公司 | Photoelectric imaging auxiliary pay-off method |
-
2017
- 2017-11-28 CN CN201721617882.1U patent/CN207481371U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016481A (en) * | 2018-06-26 | 2018-12-18 | 深圳市康成泰实业有限公司 | A kind of Mobile phone film method for adhering film |
| US10785355B2 (en) | 2018-06-26 | 2020-09-22 | Shenzhen Kangchengtai Industrial Co., Ltd. | Method for applying cell phone screen protector |
| CN110874162A (en) * | 2019-11-20 | 2020-03-10 | 湖南品触光电科技有限公司 | Covering structure device of capacitive touch screen |
| CN112224509A (en) * | 2020-09-30 | 2021-01-15 | 上海艾为电子技术股份有限公司 | Fixing jig and device for substrate film pasting |
| CN114518103A (en) * | 2022-02-18 | 2022-05-20 | 中国十九冶集团有限公司 | Photoelectric imaging auxiliary pay-off method |
| CN114518103B (en) * | 2022-02-18 | 2023-08-15 | 中国十九冶集团有限公司 | Photoelectric imaging auxiliary paying-off method |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Building D5, yard 39, Helong East Road, Hebian, Helong street, Baiyun District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Ehang Elctronic Co., Ltd. Address before: 510430. I Building 8, one horizontal road, Xiao Ping West Road, Huangshi West Road, Baiyun District, Guangzhou, Guangdong Patentee before: Guangzhou Ehang Elctronic Co., Ltd. |