Search

CN-117004335-B - Foam rubber component for electronic component assembly

CN117004335BCN 117004335 BCN117004335 BCN 117004335BCN-117004335-B

Abstract

The invention discloses a foam rubber component for assembling electronic components, wherein a foam single grade is positioned between a protective film and the upper surface of a micro-adhesive film, a non-release surface of a release film is connected with the upper surface of the micro-adhesive film through a double-sided adhesive layer, the double-sided adhesive unit is positioned between the release surface of the release film and the protective film, a bearing film is adhered to the lower surface of the micro-adhesive film, the viscosity values of the upper surface of the micro-adhesive film, the foam single grade and the double-sided adhesive layer are larger than those of the lower surface of the micro-adhesive film, the bearing film is provided with a plurality of main positioning holes and first positioning holes, the micro-adhesive film is provided with a plurality of second positioning holes, the first positioning holes of the bearing film are matched with the second positioning holes of the micro-adhesive film, the thickness of the double-sided adhesive unit 4 is 0.2T, the thickness of the release film 6 is 0.05T, and the micro-adhesive film and the bearing film are PC films. The invention improves the adhesion force between the release film and the micro-mucosa, effectively prevents the release film from remaining on the product after the micro-mucosa is peeled off, and avoids the damage to the product caused by secondary peeling.

Inventors

  • Ouyang zhuo
  • Jin Taodong

Assignees

  • 昆山摩建电子科技有限公司

Dates

Publication Date
20260512
Application Date
20181207

Claims (4)

  1. 1. The foam rubber component for assembling the electronic components is characterized by comprising a protective film (1), at least 2 micro-adhesive films (2), a bearing film (3), at least 2 double-sided adhesive units (4) and at least 2 foam single products (5), wherein the foam single products (5) are positioned between the protective film (1) and the upper surface of the micro-adhesive films (2), a non-release surface (61) of a release film (6) is connected with the upper surface of the micro-adhesive films (2) through a double-sided adhesive layer (7), and the double-sided adhesive units (4) are positioned between the release surface (62) of the release film (6) and the protective film (1); The surface of the foam single product (5) contacted with the protective film (1) is provided with an adhesive layer (8), the bearing film (3) is adhered to the lower surface of the micro-mucosa (2), and the viscosity value of the upper surface of the micro-mucosa (2) and the foam single product (5) and the double-sided adhesive layer (7) is larger than the viscosity value of the lower surface of the micro-mucosa (2) and the bearing film (3); the bearing film (3) is provided with a plurality of main positioning holes (10) and first positioning holes (11), the micro-mucosa (2) is provided with a plurality of second positioning holes (12), and the first positioning holes (11) of the bearing film (3) are matched with the second positioning holes (12) of the micro-mucosa (2); The thickness of the double faced adhesive tape unit 4 is 0.2T, the thickness of the release film 6 is 0.05T, and the micro-mucosa (2) and the bearing film (3) are PC films.
  2. 2. The foam adhesive assembly for assembling electronic components according to claim 1, wherein the upper surface and the lower surface of the micro adhesive film (2) are respectively provided with a first micro adhesive layer (91) and a second micro adhesive layer (92).
  3. 3. The foam adhesive assembly for electronic component assembly of claim 2, wherein the first micro adhesive layer (91) has a viscosity value greater than a viscosity value of the second micro adhesive layer (92).
  4. 4. The foam adhesive assembly for assembling electronic components according to claim 1, wherein said release film (6) is a blue release film.

Description

Foam rubber component for electronic component assembly Technical Field The invention relates to the field of film sticking, in particular to a foam rubber component for electronic component assembly. Background In the prior art, when electronic components in a computer, a mobile phone or a tablet are assembled, a layer of double faced adhesive tape is required to be attached to the back of the electronic components, and foam is required to be attached to the back of part of the electronic components in order to achieve the effects of insulation, vibration prevention, sealing and dust prevention. In the prior art, generally, only a single double-sided adhesive product and a single foam product are needed, so that the back of an electronic component needs to be pasted for multiple times, certain errors can be generated in the multiple times of pasting, dust can be introduced, pollution is formed, the overall performance can be influenced, and the production efficiency is low. How to overcome the above technical problems is a direction of efforts of those skilled in the art. Disclosure of Invention The invention aims to provide a foam rubber component for electronic component assembly, which realizes accurate pasting of foam single bodies and double faced adhesive tapes on products, avoids the complexity of secondary pasting, avoids product pollution caused by dust introduced in the process of repeated pasting, greatly improves the production efficiency and the product yield, and reduces the operation difficulty and the labor cost. In order to achieve the aim, the invention adopts the technical scheme that the foam rubber component for electronic component assembly comprises a protective film, a micro-adhesive film, a bearing film, a double-sided adhesive unit and a foam single product, wherein the foam single product is positioned between the protective film and the upper surface of the micro-adhesive film, a non-release surface of a release film is connected with the upper surface of the micro-adhesive film through a double-sided adhesive layer, and the double-sided adhesive unit is positioned between the release surface of the release film and the protective film; The surface of the foam single product, which is in contact with the protective film, is provided with an adhesive layer, the bearing film is adhered to the lower surface of the micro-mucosa, and the viscosity value of the upper surface of the micro-mucosa, the foam single product and the double-sided adhesive layer is larger than that of the lower surface of the micro-mucosa, and the bearing film; The bearing film is provided with a plurality of main positioning holes and first positioning holes, the micro-mucosa is provided with a plurality of second positioning holes, and the first positioning holes of the bearing film are matched with the second positioning holes of the micro-mucosa; the thickness of the double faced adhesive tape unit 4 is 0.2T, the thickness of the release film 6 is 0.05T, and the micro-mucosa and the bearing film are PC films. The further improved scheme in the technical scheme is as follows: 1. In the above scheme, the upper surface and the lower surface of the micro-mucosa are respectively provided with a first micro-adhesive layer and a second micro-adhesive layer. 2. In the above scheme, the viscosity value of the first micro adhesive layer is larger than that of the second micro adhesive layer. 3. In the above scheme, the release film is a blue release film. Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: 1. The foam rubber component for assembling the electronic components, disclosed by the invention, realizes the accurate pasting of the foam monomer and the double-sided adhesive unit on a product, avoids the complexity of secondary pasting, avoids the pollution of products caused by dust introduced in the process of repeated pasting, greatly improves the production efficiency and the product yield, reduces the operation difficulty and the labor cost, fully considers the difference of the foam monomer and the double-sided adhesive unit, enables the non-ionic surface of the release film to be connected with the upper surface of the micro-adhesive film through a double-sided adhesive layer, enables the double-sided adhesive unit to be positioned on the release surface of the release film, and enables the micro-adhesive film to take away the release film through the double-sided adhesive layer during the micro-adhesive stripping, so that the foam monomer and the double-sided adhesive unit are pasted on the product, the adhesion force between the release film and the micro-adhesive film is improved, the release film is effectively prevented from remaining on the product after the micro-adhesive film is stripped, and the damage to the product caused by secondary stripping is avoided. 2. The foam rubber component for assembling electronic components h