CN214571646U

CN214571646U - OCA light membrane structure of high-efficient laminating

Info

Publication number: CN214571646U
Application number: CN202120166200.XU
Authority: CN
Inventors: 潘锡鹏
Original assignee: Qunyi Optoelectronics Shenzhen Co ltd
Current assignee: Qunyi Optoelectronics Shenzhen Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-11-02
Anticipated expiration: 2031-01-21

Abstract

The utility model discloses a light membrane structure of OCA of high-efficient laminating, including light release mould, OCA optical cement and heavy release mould, light release mould, OCA optical cement stack gradually the setting with heavy release mould, and the length of light release mould is greater than the length of OCA optical cement, and the width of light release mould is greater than the width of OCA optical cement, and the width of heavy release mould is greater than the width of light release mould, and the length of light release mould is greater than the length of heavy release mould. The utility model provides high positioning accuracy has reduceed the degree of difficulty of laminating moreover, has improved the laminating degree of accuracy, simultaneously greatly reduced the material consume, still improved laminating efficiency and laminating quality, improved the product cleanliness factor, reduced the quality risk, had fine practicality.

Description

OCA light membrane structure of high-efficient laminating

Technical Field

The utility model relates to a relevant field of OCA light membrane structure specifically is a light membrane structure of OCA of high-efficient laminating.

Background

The OCA optical adhesive is one of the important raw materials of the touch screen, the optical acrylic adhesive is made into a non-base material, then a layer of release film is respectively attached to the upper bottom layer and the lower bottom layer, and the double-sided adhesive tape is a double-sided adhesive tape without a base material. The adhesive is the best adhesive for touch screens, and has the advantages of clarity, high light transmittance (total light transmittance is more than 99%), high adhesive force, water resistance, high temperature resistance, ultraviolet resistance, controlled thickness, uniform spacing, and no yellowing (yellowing), peeling and deterioration after long-term use.

At present, the length of the light film and the heavy film of the existing OCA product is the same, and the dimensional tolerance from the heavy film to colloid is generally about +/-0.5 mm. Has the following disadvantages: 1. the size of the glue is unstable from heavy film to thick film, the tolerance precision can only be +/-0.5 mm, and the positioning is not accurate enough; 2. when the light film is torn off, bubbles are easily generated, and the attaching quality is affected; 3. when the two products are attached to each other, the dust, dirt and the like are easily caused, and the product quality is affected.

Disclosure of Invention

Therefore, in order to solve the above-mentioned not enough, the utility model provides a light membrane structure of OCA of high-efficient laminating herein improves the structure of current OCA membrane, makes it can pinpoint when the equipment product, improves the packaging efficiency and the laminating degree of accuracy and laminating quality.

The utility model discloses a realize like this, construct the light membrane structure of OCA of a high-efficient laminating, the device include light release mould, OCA optical cement and heavy release mould, light release mould, OCA optical cement and heavy release mould stack gradually the setting, the length of light release mould is greater than the length of OCA optical cement, the width of light release mould is greater than the width of OCA optical cement, the width of heavy release mould is greater than the width of light release mould, the length of light release mould is greater than the length of heavy release mould.

Preferably, the light separation die and the heavy separation die clamp the OCA optical cement therebetween.

Preferably, the distance tolerance from the re-separation mould to the colloid is within +/-0.1 mm.

Preferably, the light release die and the heavy release die are both square.

Preferably, two sides of the OCA optical cement are flat planes, and gaps are respectively arranged between the two sides of the OCA optical cement and the light release mold and between the two sides of the OCA optical cement and the heavy release mold

The utility model has the advantages of as follows: the utility model discloses an improve and provide the light membrane structure of OCA of a high-efficient laminating here, compare with equipment of the same type, have following improvement:

the advantages are that: a light membrane structure of OCA of high-efficient laminating has improved positioning accuracy, has reduceed the degree of difficulty of laminating moreover, has improved the laminating degree of accuracy, simultaneously greatly reduced the material consume, still improved laminating efficiency and laminating quality, improved the product cleanliness factor, reduced the quality risk, fine practicality has.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Wherein: light release mold-1, OCA optical cement-2 and heavy release mold-3.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide the light membrane structure of OCA of a high-efficient laminating here, including light release mould 1, OCA optical cement 2 and heavily from type mould 3, light release mould 1, OCA optical cement 2 and heavily range upon range of setting in proper order from type mould 3, the length of light release mould 1 is greater than the length of OCA optical cement 2, the width of light release mould 1 is greater than the width of OCA optical cement 2, the width of heavy release mould 3 is greater than the width of light release mould 1, the length of light release mould 1 is greater than the length of heavy release mould 3.

Further, the light separation die 1 and the heavy separation die 3 clamp the OCA optical cement 2 therebetween, and the size range of the light separation die 1 and the heavy separation die 3 is not exceeded.

Further, the distance tolerance from the re-separation mold 3 to the colloid is within the range of +/-0.1 mm, the positioning precision can be greatly improved, and the laminating efficiency and the laminating quality can be correspondingly improved.

Further, the light separation type die 1 and the heavy separation type die 3 are both square.

Further, the both sides of OCA optical cement 2 are smooth planes, and the both sides of OCA optical cement 2 are provided with the clearance with light separation type mould 1 and heavy separation type mould 3 respectively for when avoiding the deaeration, the marginal absorption too much air of gluing and panel laminating in-process produce the bubble because of the pressure is uneven.

The utility model provides an OCA light film structure with high-efficiency lamination through improvement, and the working principle is as follows;

with light from type mould 1, OCA optical cement 2 and heavy from type mould 3 range upon range of setting gradually, set up the length of light from type mould 1 to be greater than the length of OCA optical cement 2, the width of light from type mould 1 sets up to be greater than the width of OCA optical cement 2 simultaneously, the width of heavy from type mould 3 sets up to be greater than the width of light from type mould 1, the length of light from type mould 1 sets up to be greater than the length of heavy from type mould 3, and light from type mould 1 and heavy from type mould 3 with OCA optical cement 2 centre gripping in the middle of, and do not exceed the size scope of light from type mould 1 and heavy from type mould 3, make heavy from the type mould 3 to the distance tolerance of colloid be 0.1mm within range, positioning accuracy can obtain great improvement, laminating efficiency and laminating quality also can corresponding improvement.

The utility model discloses an improve the OCA light membrane structure that provides a high-efficient laminating, improved positioning accuracy, reduceed the degree of difficulty of laminating moreover, improved the laminating degree of accuracy, simultaneously greatly reduced the material consume, still improved laminating efficiency and laminating quality, improved the product cleanliness factor, reduced the quality risk, fine practicality has.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a light membrane structure of OCA of high-efficient laminating which characterized in that: the optical cement separating device comprises a light separating type die (1), OCA optical cement (2) and a heavy separating type die (3), wherein the light separating type die (1), the OCA optical cement (2) and the heavy separating type die (3) are sequentially stacked, the length of the light separating type die (1) is larger than that of the OCA optical cement (2), the width of the heavy separating type die (3) is larger than that of the light separating type die (1), and the length of the light separating type die (1) is larger than that of the heavy separating type die (3).

2. The light efficient conformable OCA film structure of claim 1, wherein: the light separation type die (1) and the heavy separation type die (3) clamp the OCA optical cement (2) in the middle.

3. The light efficient conformable OCA film structure of claim 1, wherein: the distance tolerance between the re-separation mold (3) and the colloid is within the range of +/-0.1 mm.

4. The light efficient conformable OCA film structure of claim 1, wherein: the light separation type die (1) and the heavy separation type die (3) are both square.

5. The light efficient conformable OCA film structure of claim 1, wherein: the two sides of the OCA optical cement (2) are flat planes, and gaps are formed between the two sides of the OCA optical cement (2) and the light separation type die (1) and the heavy separation type die (3) respectively.