CN210314099U

CN210314099U - Hot-melt transfer blue film for processing glass lens

Info

Publication number: CN210314099U
Application number: CN201920626400.1U
Authority: CN
Inventors: 罗晓琪; 卢家荣
Original assignee: Guangdong Yidu Technology Co Ltd
Current assignee: Guangdong Yidu Technology Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-04-14
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a hot melt transfer blue film for processing glass lenses, which relates to the technical field of glass lens processing and comprises a hot melt layer, a bottom coating, a CPE blue film layer, an adhesive layer, a silicone oil layer and a double-spraying PE paper layer; the base coat is arranged on the first surface of the CPE blue film layer, the hot melt layer is attached to the first surface of the CPE blue film layer through the base coat, and the hot melt layer is used as an intermediate medium tightly attached to the clamp; the adhesive layer is arranged on the second surface of the CPE blue film layer; the silicon oil layer is coated on the double-pouring PE paper layer, the double-pouring PE paper layer is used as a coating carrier of the silicon oil layer, and the adhesive layer is attached to the silicon oil layer; the utility model has the advantages that: the glass lens clamp is suitable for fixing blanks by the glass lens clamp, protects lenses and improves the rate of finished products.

Description

Hot-melt transfer blue film for processing glass lens

Technical Field

The utility model relates to a glass lens processing technology field, more specifically the utility model relates to a hot melt shifts blue membrane for glass lens processing.

Background

The lenses are very commonly used, including myopia glasses, sunglasses, children glasses, fashion flat glasses and the like, wherein the common myopia glasses need to be replaced once in 3-5 years on average, and the market consumption is very large. The core of the glasses lies in the lenses, one type of lenses processed by an advanced film layer process can undergo processing processes such as cutting, grinding, polishing and the like in the manufacturing process, and a glass blank is fixed and transferred among processes by using a set of fixture with an upper sucker and a lower sucker or a soft rubber pad in the traditional processing process.

However, when cutting, grinding, polishing, the easy adhesion of the glass dust of production is to in sucking disc or the soft rubber pad top layer and the contact gap in the anchor clamps, lead to sucking disc and soft rubber pad ageing easily, reduce the fixed action of anchor clamps to the glass blank, the aversion and the fish tail of blank can appear in transfer and course of working from this, influence the machining precision, in addition, the glass powder group that gathers at sucking disc or soft rubber pad accumulates to become a hard piece, produce hard scraping when processing next new lens, the defective percentage increases, moreover, sucking disc or soft rubber pad in the anchor clamps belong to the loss article, change with high costs.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a blue membrane is shifted with hot melt to glass lens processing is applicable to the glass lens anchor clamps and to the fixed of blank, protects the lens, improves the preparation yield.

The utility model provides a technical scheme that its technical problem adopted is: the improvement of a hot melt transfer blue film for processing glass lenses is that: the adhesive comprises a hot melt layer, a bottom coating, a CPE blue film layer, an adhesive layer, a silicone oil layer and a double-spraying PE paper layer;

the base coat is arranged on the first surface of the CPE blue film layer, the hot melt layer is attached to the first surface of the CPE blue film layer through the base coat, and the hot melt layer is used as an intermediate medium tightly attached to the clamp; the adhesive layer is arranged on the second surface of the CPE blue film layer;

the silicon oil layer is coated on the double-pouring PE paper layer, the double-pouring PE paper layer is used as a coating carrier of the silicon oil layer, and the adhesive layer is attached to the silicon oil layer.

In the above structure, the hot melt layer is any one of TPU, EVA and PA coating.

In the structure, the hot melt layer is coated on the CPE blue film in a splashing coating mode, and the coating speed is 85-100 m/min.

In the above structure, the primer layer is a one-component self-crosslinking aqueous primer layer.

In the above structure, the CPE blue film layer is a PE cast film.

In the structure, the CPE blue film layer is any one of blue, red and green, and the thickness of the CPE blue film layer is 50-150 um.

In the structure, the adhesive layer is any one of a water-based double-component pressure-sensitive adhesive layer, a water-based single-component pressure-sensitive adhesive layer and an oily single-component pressure-sensitive adhesive layer.

The utility model has the advantages that: the utility model discloses a blue membrane is shifted with hot melt to glass lens processing has the change convenience, and the advantage of not repeated pollution lens, every glass lens processing whole process single use hot melt shift blue membrane, does not do used repeatedly, and no dust pollution utilizes the hot soft cold hard characteristic on hot melt layer, makes anchor clamps can easily paste and take off the transfer membrane, need not artifical manual change. The hot melt layer and the adhesive layer enable the clamp to be firmly connected with the glass lens, the later-stage processing is directly carried out, and meanwhile, compared with an upper sucker type or a lower sucker type or a soft rubber pad type double clamp, the single clamp using the hot melt transfer blue film is more flexible in displacement dynamic processing.

Drawings

Fig. 1 is a schematic cross-sectional view of the hot-melt transfer blue film for processing glass lenses according to the present invention.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.

Referring to fig. 1, the utility model discloses a hot-melt transfer blue film for processing glass lenses, which specifically comprises a hot-melt layer 1, a bottom coating layer 2, a CPE blue film layer 3, an adhesive layer 4, a silicone oil layer 5 and a double-spraying PE paper layer 6; the base coat 2 is arranged on the first surface of the CPE blue film layer 3, the hot melt layer 1 is adhered to the first surface of the CPE blue film layer 3 through the base coat 2, and the hot melt layer 1 is used as an intermediate medium tightly adhered to the clamp; the adhesive layer is arranged on the second surface of the CPE blue film layer 3; the silicone oil layer 5 is coated on the double-spraying PE paper layer 6, the double-spraying PE paper layer 6 is used as a coating carrier of the silicone oil layer 5, and the adhesive layer is attached to the silicone oil layer 5.

In the above embodiment, the hot melt layer 1 is any one of TPU, EVA and PA coating; the hot melt layer 1 is coated on the CPE blue film in a splashing coating mode, and the coating speed is 85-100 m/min. In addition, the bottom coating 2 is a single-component self-crosslinking water-based bottom coating 2; the blue membrane layer 3 of CPE be PE curtain coating membrane, the blue membrane layer 3 of CPE be blue, red, green arbitrary one of them, and the blue membrane layer 3 of CPE's thickness is 50-150 um. Further, the adhesive layer is any one of a water-based double-component pressure-sensitive adhesive layer, a water-based single-component pressure-sensitive adhesive layer and an oily single-component pressure-sensitive adhesive layer.

In the specific function, the hot melt layer 1 is used as an intermediate medium tightly attached to the clamp, the hot melt layer 1 is in contact with the clamp, the hot melt layer 1 is softened and has cohesiveness when the clamp is heated, and the hot melt layer 1 is hardened and firmly fixed together when the clamp is cooled; the primer layer 2 makes the hot melt layer 1 tightly bonded on the CPE blue film layer 3; the CPE blue film layer 3 provides excellent ductility and flexibility, enabling good spreading onto lenses exhibiting a curved surface; the adhesive layer 4 plays a role in connection and can be firmly adhered to a smooth glass lens, so that the processing does not move or misplace; the silicone oil layer 5 provides a release effect for the adhesive layer 4, and the double-spraying PE paper layer 6 is used as a coating carrier of the silicone oil layer 5.

The fixture is connected with the whole film material in a heating and cooling mode by adopting the hot melting layer 1, and then the fixture is firmly attached with the glass lens by the adhesive layer 4 at the bottom of the CPE blue film layer 3 to carry out post processing, so that a single wide fixture can be used for replacing a conventional upper and lower double-head fixture in the market, and the operation is simplified; meanwhile, compared with the conventional upper and lower clamps, the hot-melt transfer blue film has lower cost of the used sucking disc and soft rubber pad material; in addition, the hot melt transfer blue film can automatically separate from the film for waste discharge through the secondary heating of the fixture after the lens is processed, and the new hot melt transfer blue film is used for processing the next lens, so that the new lens is prevented from being polluted by the previous processing.

The utility model discloses a blue membrane is shifted with hot melt to glass lens processing has the change convenience, and the advantage of not repeated pollution lens, every glass lens processing whole process single use hot melt shift blue membrane, does not do used repeatedly, and no dust pollution utilizes the hot soft cold hard characteristic on hot melt layer 1, makes anchor clamps can easily paste and take off the transfer membrane, need not artifical manual change. The hot melt layer 1 and the adhesive layer 4 enable the fixture to be firmly connected with the glass lens, the later-stage processing is directly carried out, and meanwhile, compared with an upper sucker type or a lower sucker type or a soft rubber pad type double fixture, the single fixture using the hot melt transfer blue film is more flexible in displacement dynamic processing. In addition, the CPE blue film with transparent blue light tone is selected, so that the positions of the transparent glass sheet and the blue film can be easily distinguished, and a certain reminding effect is achieved during processing.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. The hot-melt transfer blue film for processing the glass lens is characterized in that: the adhesive comprises a hot melt layer, a bottom coating, a CPE blue film layer, an adhesive layer, a silicone oil layer and a double-spraying PE paper layer;

2. The hot melt transfer blue film for processing a glass lens according to claim 1, wherein: the hot melt layer is any one of TPU, EVA and PA coatings.

3. The hot melt transfer blue film for processing a glass lens according to claim 1, wherein: the base coat is a single-component self-crosslinking water-based base coat.

4. The hot melt transfer blue film for processing a glass lens according to claim 1, wherein: the CPE blue film layer is a PE casting film.

5. The hot melt transfer blue film for processing a glass lens according to claim 4, wherein: the CPE blue film layer is any one of blue, red and green, and the thickness of the CPE blue film layer is 50-150 um.

6. The hot melt transfer blue film for processing a glass lens according to claim 1, wherein: the adhesive layer is any one of a water-based double-component pressure-sensitive adhesive layer, a water-based single-component pressure-sensitive adhesive layer and an oily single-component pressure-sensitive adhesive layer.