CN214218622U

CN214218622U - Foam gluing component for electronic product

Info

Publication number: CN214218622U
Application number: CN202023219899.6U
Authority: CN
Inventors: 欧阳卓; 张国干; 王亚西
Original assignee: Kunshan Mojian Electronic Technology Co ltd
Current assignee: Kunshan Mojian Electronic Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-17
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a sticky subassembly of bubble cotton for electronic product, its bubble cotton monomer is by heavily peeling off from the type membrane and cover in the bubble cotton body layer that heavily peels off from type membrane lower surface edge, and this bubble cotton body layer's central zone is the fretwork district, bubble cotton body layer upper surface, lower surface all coat and have the gluing layer; weak mucous membrane is by soft substrate layer and weak adhesive layer, and this weak adhesive layer coats in the surface of soft substrate layer and the contact of bubble cotton monomer, heavily peel off and have one from type membrane one end and draw the ear, this draw the ear and heavily peel off and have a score line from the type membrane junction, draw the ear to turn over to the outside along the score line and lie in heavily peeling off and from type membrane and weak mucous membrane between. The utility model discloses the sticky subassembly of cotton has avoided the protection film monomer not enough transferring or using to drop easily for the electronic product, prevents to draw the ear from type membrane upwarping to convenient packing, transfer and use.

Description

Foam gluing component for electronic product

Technical Field

The utility model relates to an electronic product is with sticky subassembly of bubble cotton belongs to consumer electronics processing technology field.

Background

Along with the popularization and application of intelligent electronic products, the requirements are higher and higher, and the performance is better and better. Electronic products often need to have functional assembly products arranged inside the products to achieve corresponding purposes, such as heat dissipation, protection, shock absorption and the like. Particularly, in the production process and use of mobile phones, flat panels and electronic components, foam with double-sided back adhesive is often required to be attached between two components to meet corresponding performance requirements, for example, the foam is attached between the two components of a microphone to ensure the sealing performance of an acoustic cavity.

Disclosure of Invention

The utility model aims at providing an electronic product is with sticky subassembly of bubble cotton, this electronic product has avoided the protection film monomer not enough transferring or using to drop easily with sticky subassembly of bubble cotton, prevents to draw the ear at the perk from the type membrane to convenient packing, transfer and use.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a foam adhesive assembly for electronic products, comprising: the light-stripping release film, the weak mucous membrane and a plurality of foam monomers positioned between the light-stripping release film and the weak mucous membrane are arranged on the light-stripping release film at intervals, the foam monomers comprise a heavy-stripping release film and a foam body layer covering the edge of the lower surface of the heavy-stripping release film, the central area of the foam body layer is a hollow area, and the upper surface and the lower surface of the foam body layer are both coated with adhesive layers;

the weak mucous membrane consists of a soft base material layer and a weak adhesive layer, the weak adhesive layer is coated on the surface of the soft base material layer contacted with the foam monomer, the heavy-stripping release film is bonded with the light-stripping release film through the foam body layer, and the upper surfaces of the soft base material layer and the heavy-stripping release film are bonded through the weak adhesive layer;

the heavy peeling release film is characterized in that one end of the heavy peeling release film is provided with a pulling lug part, the connecting part of the pulling lug part and the heavy peeling release film is provided with a score line, and the pulling lug part is folded outwards along the score line and is positioned between the heavy peeling release film and the weak mucous membrane.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the heavy-peeling release film of the foam monomer is a PET fluoroplastic release film, a PET silicone-containing release film, a PET matte release film or a PE release film.

2. In the above scheme, the soft substrate layer of the weak mucosa is a PE substrate layer or a PP substrate layer.

3. In the above scheme, the light-stripping release film is an organic silicon release film or a non-silicon release film.

4. In the scheme, the foam single body is rectangular.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses sticky subassembly of bubble cotton for electronic product, its a plurality of bubble cotton monomer set up on light peeling off from the type membrane at intervals, the bubble cotton monomer is by heavy peeling off from the type membrane and cover in the bubble cotton body layer of heavy peeling off from type membrane lower surface edge, and bubble cotton body layer upper surface, lower surface all coat and have the gluing layer; the weak adhesive layer is coated on the surface of the soft base material layer, which is contacted with the foam monomer, the heavy-stripping release film is bonded with the light-stripping release film through the foam body layer, and the soft base material layer is bonded with the upper surface of the heavy-stripping release film through the weak adhesive layer, so that the problem that the foam monomer is small and a large amount of foam monomers are difficult to store and transfer is avoided, and the defect that the foam monomers are easy to fall off during transfer or use is also avoided, so that the transfer and use are convenient; in addition, it heavily peels off from type membrane one end and has one and draw the ear, and this draws the ear and heavily peels off from type membrane junction and have a score line, draw the ear to turn over to the outside along the score line and lie in heavily peeling off from type membrane and weak mucous membrane between, prevent to draw the ear to stick up and avoided droing on lightly peeling off from type membrane, also the person of facilitating the use gets and puts the cotton monomer of bubble to work efficiency has been improved.

Drawings

FIG. 1 is a schematic structural view of a foam adhesive assembly for electronic products according to the present invention;

FIG. 2 is a schematic sectional view taken along line A-A of FIG. 1.

In the above drawings: 1. peeling off the release film lightly; 2. weak mucosa; 21. a soft substrate layer; 22. a weak adhesive layer; 3. foam cotton monomers; 31. re-peeling the release film; 32. a foam body layer; 4. a hollow-out area; 5. pulling the lug part; 6. a score line; 7. and an adhesive layer.

Detailed Description

Example 1: a foam adhesive assembly for electronic products, comprising: the release film comprises a light stripping release film 1, a weak mucous membrane 2 and a plurality of foam monomers 3 positioned between the light stripping release film 1 and the weak mucous membrane 2, wherein the foam monomers 3 are arranged on the light stripping release film 1 at intervals, the foam monomers 3 comprise a heavy stripping release film 31 and a foam body layer 32 covering the edge of the lower surface of the heavy stripping release film 31, the central area of the foam body layer 32 is a hollow-out area 4, and the upper surface and the lower surface of the foam body layer 32 are both coated with adhesive layers 7;

the weak mucous membrane 2 is composed of a soft base material layer 21 and a weak adhesive layer 22, the weak adhesive layer 22 is coated on the surface of the soft base material layer 21 contacted with the foam monomer 3, the heavy-stripping release film 31 is bonded with the light-stripping release film 1 through a foam body layer 32, and the upper surfaces of the soft base material layer 21 and the heavy-stripping release film 31 are bonded through the weak adhesive layer 22;

the heavy peeling release film 31 has one end and draws ear 5, and this draw ear 5 and the heavy peeling release film 31 junction have a score line 6, draw ear 5 to turn over to the outside along score line 6 and lie in heavy peeling release film 31 and weak mucous membrane 2 between.

The heavy-peeling release film 31 of the foam monomer 3 is a PET silicone oil-containing release film.

The soft substrate layer 21 of the weak adhesive film 2 is a PE substrate layer.

The light stripping release film 1 is an organic silicon release film.

The foam monomer 3 is rectangular.

Example 2: a foam adhesive assembly for electronic products, comprising: the release film comprises a light stripping release film 1, a weak mucous membrane 2 and a plurality of foam monomers 3 positioned between the light stripping release film 1 and the weak mucous membrane 2, wherein the foam monomers 3 are arranged on the light stripping release film 1 at intervals, the foam monomers 3 comprise a heavy stripping release film 31 and a foam body layer 32 covering the edge of the lower surface of the heavy stripping release film 31, the central area of the foam body layer 32 is a hollow-out area 4, and the upper surface and the lower surface of the foam body layer 32 are both coated with adhesive layers 7;

The heavy-peeling release film 31 of the foam monomer 3 is a PET matte release film.

The soft substrate layer 21 of the weak adhesive film 2 is a PP substrate layer.

The light release film 1 is a non-silicon release film.

When the foam gluing component for the electronic product is adopted, the defects that a large number of foam monomers are difficult to store and transfer due to small foam monomers and the foam monomers are easy to drop during transfer or use are avoided, so that the foam gluing component is convenient to transfer and use; in addition, it heavily peels off from type membrane one end and has one and draw the ear, and this draws the ear and heavily peels off from type membrane junction and have a score line, draw the ear to turn over to the outside along the score line and lie in heavily peeling off from type membrane and weak mucous membrane between, prevent to draw the ear to stick up and avoided droing on lightly peeling off from type membrane, also the person of facilitating the use gets and puts the cotton monomer of bubble to work efficiency has been improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an electronic product is with sticky subassembly of bubble cotton which characterized in that: the method comprises the following steps: the release film comprises a light-stripping release film (1), a weak mucous membrane (2) and a plurality of foam monomers (3) positioned between the light-stripping release film (1) and the weak mucous membrane (2), wherein the foam monomers (3) are arranged on the light-stripping release film (1) at intervals, the foam monomers (3) comprise a heavy-stripping release film (31) and a foam body layer (32) covering the edge of the lower surface of the heavy-stripping release film (31), the central area of the foam body layer (32) is a hollow area (4), and the upper surface and the lower surface of the foam body layer (32) are both coated with adhesive layers (7);

the weak mucous membrane (2) is composed of a soft base material layer (21) and a weak adhesive layer (22), the weak adhesive layer (22) is coated on the surface of the soft base material layer (21) contacted with the foam monomer (3), the heavy-stripping release film (31) is bonded with the light-stripping release film (1) through a foam body layer (32), and the soft base material layer (21) is bonded with the upper surface of the heavy-stripping release film (31) through the weak adhesive layer (22);

the heavy peeling release film (31) one end has one and draws ear (5), and this draws ear (5) and heavy peeling release film (31) junction to have a score line (6), draw ear (5) to turn over to the outside along score line (6) and lie in heavy peeling release film (31) and weak mucous membrane (2) between.

2. The foam adhesive assembly for electronic products of claim 1, wherein: the heavy-peeling release film (31) of the foam monomer (3) is a PET fluoroplastic release film, a PET silicone oil-containing release film, a PET matte release film or a PE release film.

3. The foam adhesive assembly for electronic products of claim 1, wherein: the soft substrate layer (21) of the weak mucous membrane (2) is a PE substrate layer or a PP substrate layer.

4. The foam adhesive assembly for electronic products of claim 1, wherein: the light stripping release film (1) is an organic silicon release film or a non-silicon release film.

5. The foam adhesive assembly for electronic products of claim 1, wherein: the foam single body (3) is rectangular.