CN219730829U

CN219730829U - Easily-adhered positioning traceless film

Info

Publication number: CN219730829U
Application number: CN202223066663.2U
Authority: CN
Inventors: 张小平
Original assignee: Shenzhen Lihengmei Electronic Technology Co ltd
Current assignee: Shenzhen Lihengmei Electronic Technology Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-09-22
Anticipated expiration: 2032-11-18

Abstract

The utility model belongs to the technical field of the mobile phone supporting product, concretely relates to easily paste location no trace membrane, including protection film release layer, protection film use layer, go up protection PET rete and support PET rete, the protection film use layer sets up in the protection film top from the release layer, go up the protection PET rete and set up in the top of protection film use layer, support PET rete and set up in the top of last protection PET rete. The utility model discloses a protection film is from the type layer for a whole, can not leave the cutting trace on the protection film use layer, and the design of recombination locating hole can cooperate with supporting cell-phone pad pasting ware and use, will not have trace membrane and cell-phone relative locating hole location, makes the pad pasting position more accurate, pad pasting efficiency is higher, more accurate.

Description

Easily-adhered positioning traceless film

Technical Field

The utility model belongs to the technical field of mobile phone supporting products, concretely relates to easily paste location no trace membrane.

Background

With continuous innovation of mobile phones, mobile phones are used increasingly, the times of using the mobile phones in daily life are more, the using period of the mobile phones is longer, and in general, the using period of the mobile phones is about 2 years, so that the touch screen of the mobile phones is extremely easy to scratch or damage, the normal use of the mobile phones can be affected undoubtedly, and in order to better protect the screen of the mobile phones, people can paste a layer of protective film on the touch screen.

The lower release film of the mobile phone protection film on the market can be cut into two sections, and when the left and right release films below the mobile phone film are torn, cutting marks are easily left, and when the existing protection film is attached, the protection film is not easy to accurately position, so that the protection film is easy to warp and incline when attached to a mobile phone, the attachment is complicated, the customer experience feeling is poor, and waste is easily caused, so that the practicality of the protection film in use is reduced.

Disclosure of Invention

The utility model aims at providing an easy subsides location does not have trace membrane, can guarantee that the protection film is from peeling off of type layer can not leave the trace on the protection film use layer when the cell-phone carries out the pad pasting.

The technical scheme adopted by the utility model is as follows:

the utility model provides an easy subsides location does not have trace membrane, includes protection film release layer, protection film use layer, goes up protection PET rete and supports the PET rete, the protection film use layer sets up in the protection film top of release layer, go up the protection PET rete and set up in the top of protection film use layer, support the PET rete and set up in the top of last protection PET rete.

The edge of the protection film release layer is provided with a full-break connecting block, and the outer edge of the full-break connecting block is flush with the outer edge of the protection film use layer.

The lower surface of protection film use the layer evenly coats and has OCA optical adhesive layer, the upper surface of protection film use the layer sets up to smooth face, the protection film use the layer and is laminated each other with the protection film release layer through OCA optical adhesive layer.

The lower surface of the upper protective PET film layer is provided with a glue surface layer, and the glue surface layer is attached to the smooth surface of the protective film using layer.

The support PET rete area silica gel, and laminating each other with last protection PET rete.

The PET film supporting device is characterized in that the two ends of the PET film supporting layer are provided with full-cut hand tearing blocks, and the full-cut hand tearing blocks are arranged into a half-moon shape.

The edge of the totally broken connecting block, the protective film using layer and the upper protective PET film layer is provided with positioning holes, the totally broken connecting block, the protective film using layer and the upper protective PET film layer are totally broken, the supporting PET film layer is semi-broken relative to the positioning holes, and the positioning holes are arranged below the totally broken hand tearing block.

The corner of the protective film release layer, the protective film use layer, the upper protective PET film layer and the support PET film layer are all provided with chamfers, and the chamfer radius is 3.5mm

The technical effect who this practicality obtained is:

the utility model discloses an easy protection film that pastes no trace membrane of location adoption is whole from the type layer, can not leave the cutting trace on the protection film use layer, and the design of reconsolidated locating hole can cooperate with supporting cell-phone pad pasting ware and use, will not have trace membrane and the relative locating hole location of cell-phone, makes pad pasting position more accurate, pad pasting efficiency is higher, more accurate.

Drawings

FIG. 1 is a schematic side view of a seamless film die-cut according to an embodiment of the present utility model;

FIG. 2 is a schematic front view of a seamless film die-cut according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a positioning hole according to an embodiment of the present utility model;

FIG. 4 is a schematic side view of a seamless film die-cut according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a release layer of a protective film according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a protective film release layer; 2. a protective film application layer; 3. protecting the PET film layer; 4. supporting the PET film layer; 5. and positioning holes.

Detailed Description

In order to make the objects and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the following examples. It should be understood that the following text is used to describe only one or more specific embodiments of the present utility model and does not strictly limit the scope of protection of the specific claims.

As shown in fig. 1 and 2, an easily-adhered positioning traceless film comprises a protective film release layer 1, a protective film use layer 2, an upper protective PET film layer 3 and a support PET film layer 4, wherein the protective film use layer 2 is arranged above the protective film release layer 1, the upper protective PET film layer 3 is arranged above the protective film use layer 2, and the support PET film layer 4 is arranged above the upper protective PET film layer 3. The Chinese name of PET is polyester substrate, which is a material with strong durability, firmness, high toughness, moisture resistance and high and low temperature resistance.

Specifically, the easy-to-paste positioning traceless film overall structure that this embodiment provided is four-layer, for rectangle cutting protection film, protection film is from type layer 1, protection film use layer 2, go up protection PET rete 3 and support PET rete 4's corner all is provided with the chamfer, and chamfer radius is 3.5mm, when making easy-to-paste positioning traceless film, first follow reverse side protection film and carry out the cross cutting from type layer 1, to protection film from type layer 1 complete cutting, protection film use layer 2, go up protection PET rete 3 and support PET rete 4 and do not cut, thereby the fourth layer can peel off alone. The problem of the middle tangent line seal of the common cutting protection film is well improved by the easy-to-paste positioning traceless protection film, and the beginner can get on hand more conveniently, more simply, more accurately and faster by matching with the laminating jig.

As shown in fig. 1, the lower surface of the protective film using layer 2 is uniformly coated with an OCA optical adhesive layer, the upper surface of the protective film using layer 2 is set to be a smooth surface, the protective film using layer 2 is mutually attached to the protective film release layer 1 through the OCA optical adhesive layer, the quality stability of the protective film using layer 2 can be protected through the protective film release layer 1, and before film pasting, the protective film only needs to be torn off from the release layer 1 directly.

As shown in fig. 1, the lower surface of the upper protective PET film layer 3 is provided as a glue surface layer, and is attached to the smooth surface of the protective film application layer 2, so that the appearance problems such as scratch and the like on the front surface of the protective film application layer 2 can be prevented.

As shown in fig. 3 and 4, the supporting PET film layer 4 is provided with silica gel and is mutually attached to the upper protecting PET film layer 3, the two ends of the supporting PET film layer 4 are provided with full-broken hand tearing blocks, the full-broken hand tearing blocks are in a half-moon shape, the function of the full-broken hand tearing blocks can solve that the positioning holes 5 after cutting are fully broken, and the positioning operation is conveniently carried out on the whole easily-attached positioning traceless film.

As shown in fig. 4 and 5, the edge of the protective film release layer 1 is provided with a full-broken connecting block, the outer edge of the full-broken connecting block is flush with the outer edge of the protective film use layer 2, the edge of the full-broken connecting block, the protective film use layer 2 and the upper protective PET film layer 3 are provided with positioning holes 5, the full-broken connecting block, the protective film use layer 2 and the upper protective PET film layer 3 are fully broken relative to the positioning holes 5, the supporting PET film layer 4 is semi-broken relative to the positioning holes 5, the positioning holes 5 are arranged below the full-broken hand tearing blocks, and when the film is pasted, the two-end half-moon-shaped hand tearing blocks of the supporting PET layer 4 are firstly torn down, and then the positioning holes 5 are sleeved on four positioning posts of the film pasting device to carry out positioning film pasting.

According to the structure, when the mobile phone is used for film pasting operation, the mobile phone film and the mobile phone can be matched with each other for use, and the mobile phone film and the mobile phone are positioned relative to the positioning hole 5, so that the film pasting position is more accurate, and the film pasting efficiency is higher.

The working principle of the utility model is as follows: when the easily-adhered positioning traceless film is manufactured, die cutting is firstly carried out on the reverse side protective film from the release layer 1, the protective film from the release layer 1 is cut completely to obtain a completely-broken connecting block, the protective film using layer 2, the upper protective PET film layer 3 and the support PET film layer 4 are not cut, so that the protective film from the release layer 1 can be peeled off independently, a positioning hole 5 is cut according to a machine type, a film consistent with the machine type is cut out on the inner side of the positioning hole 5 (the completely-broken connecting block, the protective film using layer 2 and the upper protective PET film layer 3 are cut completely, the support PET film layer 4 is cut completely), then half-broken on half-moon-shaped hand-tearing blocks at two ends of the support PET layer 4 are cut off, and the positioning hole 5 is sleeved on four positioning posts of a film pasting machine for positioning and pasting.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated in the present application are all implemented by conventional means in the art unless specifically indicated and limited.

Claims

1. The utility model provides an easy subsides location does not have trace membrane which characterized in that: including protection film release layer (1), protection film use layer (2), go up protection PET rete (3) and support PET rete (4), protection film use layer (2) set up in the protection film top of release layer (1), go up protection PET rete (3) and set up in the top of protection film use layer (2), support PET rete (4) set up in the top of last protection PET rete (3).

2. The easily-attached positioning traceless film according to claim 1, wherein: the edge of the protection film release layer (1) is provided with a full-broken connecting block, and the outer edge of the full-broken connecting block is flush with the outer edge of the protection film use layer (2).

3. The easily-attached positioning traceless film according to claim 1, wherein: the lower surface of protection film use layer (2) evenly coats and has OCA optical adhesive layer, the upper surface of protection film use layer (2) sets up to smooth surface, protection film use layer (2) are laminated each other with protection film release layer (1) through OCA optical adhesive layer.

4. A decal-free positioning film according to claim 3, wherein: the lower surface of the upper protective PET film layer (3) is provided with a glue surface layer, and the glue surface layer is attached to the smooth surface of the protective film using layer (2).

5. The easily-attached positioning traceless film according to claim 1, wherein: the supporting PET film layer (4) is provided with silica gel and is mutually attached to the upper protecting PET film layer (3).

6. The easily-attached positioning traceless film according to claim 1, wherein: the two ends of the supporting PET film layer (4) are provided with full-cut hand tearing blocks, and the full-cut hand tearing blocks are arranged into a half-moon shape.

7. The easily-attached positioning traceless film of claim 2, wherein: the utility model discloses a full-broken connecting block, protection film use layer (2), go up the edge of protection PET rete (3) and all offered locating hole (5), just full-broken connecting block, protection film use layer (2), go up protection PET rete (3) relative locating hole (5) and be broken entirely, support PET rete (4) relative locating hole (5) and be half-broken, locating hole (5) set up in the below of full-broken hand tearing piece.

8. The easily-attached positioning traceless film according to claim 1, wherein: the corner that protection film release layer (1), protection film use layer (2), upper protection PET rete (3) and support PET rete (4) all is provided with the chamfer, and chamfer radius is 3.5mm.