CN212302530U

CN212302530U - Smart card

Info

Publication number: CN212302530U
Application number: CN202022145495.0U
Authority: CN
Inventors: 钱京; 周德荣; 付军民
Original assignee: Jiangsu Hengbao Intelligent System Technology Co Ltd
Current assignee: Jiangsu Hengbao Intelligent System Technology Co Ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-01-05
Anticipated expiration: 2030-09-25

Abstract

The application relates to the technical field of smart cards, in particular to a smart card, which comprises: transferring the glue layer, the polyester film layer and the card base; wherein, the outer surface of the transfer glue layer is solidified to form the grating image-text by contacting with the mould carved with the image-text track; the inner surface of the transfer glue layer is combined with one surface of the polyester film layer into a whole; one side of the polyester film layer far away from the transfer printing glue layer is fixedly bonded with one side of the card base. The surface of the smart card provided by the application has the layers, so that the surface of the smart card is diversified and rich.

Description

Smart card

Technical Field

The application relates to the technical field of smart cards, in particular to a smart card.

Background

Smart cards (Smart cards) are a generic term for plastic cards (usually the size of a credit Card) with a microchip embedded therein. Generally, the surface of the smart card has the effects of matte, bright, semi-matte and the like, but the surface effect of the smart cards is single, the hierarchy is lacked, and the requirements of users on the smart cards are difficult to meet.

Therefore, how to make the surface of the smart card have a hierarchy, so as to make the surface of the smart card diversified is a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The application provides a smart card, so that the surface of the smart card has layers, and the surface of the smart card is diversified and rich.

In order to solve the technical problem, the application provides the following technical scheme:

a smart card, comprising: transferring the glue layer, the polyester film layer and the card base; wherein, the outer surface of the transfer glue layer is solidified to form the grating image-text by contacting with the mould carved with the image-text track; the inner surface of the transfer glue layer is combined with one surface of the polyester film layer into a whole; one side of the polyester film layer far away from the transfer printing glue layer is fixedly bonded with one side of the card base.

The smart card as described above, wherein, preferably, the side of the polyester film layer far from the transfer glue layer is plated with a plating layer.

The smart card as described above, wherein preferably, a chip is fixed on the outer surface of the transfer adhesive layer having the raster image, so as to communicate with the outside through the chip.

The smart card as described above, wherein preferably, an installation groove is milled on the outer surface of the transfer adhesive layer having the grating image-text, and the chip is fixed in the installation groove by hot melt adhesive.

The smart card as described above, wherein preferably the card base comprises: and stacking the front PVC fabric, the front printing core material layer, the middle layer, the reverse printing core material layer and the back PVC fabric from top to bottom in a laminated manner, wherein one surface of the polyester film layer, which is far away from the transfer printing glue layer, is bonded and fixed with the front PVC fabric of the card base.

The smart card as described above, wherein the positive printing core material layer and/or the negative printing core material layer is preferably printed with the layout pattern.

The smart card as described above, wherein preferably the intermediate layer further comprises a plurality of sheets laminated together, and wherein the adjacent faces of the two sheets are perforated or milled with holes or grooves, the control chip is placed in the holes or grooves, and the circuit or coil connected to the control chip is embedded in the sheets.

The smart card as described above, wherein the transfer adhesive layer is preferably formed by curing an ultraviolet curing type UV transfer adhesive on the mold.

The smart card as described above, wherein the polyester film layer is preferably a high temperature resistant transparent PET sheet layer.

In the above smart card, preferably, the polyester film layer and the card base are laminated, bonded and fixed by a low-temperature solid glue at a temperature of 90 to 120 ℃ and a pressure of 7 to 97 MPa.

Compared with the background technology, the surface of the intelligent card provided by the application is provided with the grating image-text, so that the surface of the intelligent card has a streamer and colorful visual effect, the surface of the intelligent card also has touch feeling, the surface of the intelligent card has layers, and the surface of the intelligent card is diversified and rich.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a flowchart of a method for manufacturing a smart card according to an embodiment of the present application;

FIG. 2 is a flow chart of a method for manufacturing a card base according to an embodiment of the present disclosure;

fig. 3 is a block diagram of a smart card provided in an embodiment of the present application.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

Referring to fig. 1, fig. 1 is a flowchart illustrating a method for manufacturing a smart card according to an embodiment of the present application;

the application provides a smart card manufacturing method, which comprises the following steps:

step S110, uniformly coating transfer printing glue on one surface of the mould engraved with the image-text tracks;

carving on a metal plate (generally, an S136 copper metal plate with the hardness of 30-50) according to preset various pictures and texts, for example: and engraving on the metal plate by adopting a semiconductor electron beam lithography mode to form a die with one surface engraved with image-text tracks.

The financial card with different grating pictures and texts needs to be manufactured by using dies with different picture and text tracks, namely, the picture and text tracks engraved on each die are certain, and the die with the engraved picture and text tracks can be reused in the manufacturing process of the financial card.

The transfer adhesive is a light-cured single-component forming adhesive and is mainly formed on the surfaces of other polyester films such as PC, PET, TPU and the like through a mould. In the embodiment of the application, a UV transfer printing glue is preferred, specifically, an ultraviolet curing type UV transfer printing glue is adopted, and the UV transfer printing glue is uniformly coated on one side of the die with the engraved image-text tracks.

Step S120, covering a polyester film on the transfer printing glue;

after coating the transfer printing glue on the side of the mould engraved with the graphic tracks, covering a polyester film on the transfer printing glue, for example: PC, PET and TPU, PET sheets being preferred for use herein. The thickness range of the specific PET sheet is 0.10 mm-0.3 mm. Preferably, the PET sheet is a high temperature resistant PET sheet, and in order to facilitate observation of the printed image and text on the card base, more preferably, the PET sheet is a high temperature resistant transparent PET sheet.

S130, extruding the polyester film towards the direction of the mold so as to fill the transfer printing glue into the image-text track on the mold;

specifically, the polyester film is extruded towards the direction of the mold through the rubber roller, so that a gap between the polyester film and the mold is reduced, and the transfer printing glue between the polyester film and the mold is uniformly and fully filled into the image-text track on the mold.

Step S140, solidifying the transfer printing glue extruded between the mold and the polyester film so that the surface of the transfer printing glue contacted with the polyester film is integrated with the polyester film and the surface of the transfer printing glue far away from the polyester film forms a grating image-text;

the curing means that ultraviolet rays are utilized to enable a photoinitiator in the transfer printing adhesive to generate active free radicals so as to initiate polymerization, crosslinking and grafting reactions, so that the transfer printing adhesive is converted from a liquid state to a solid state within a few seconds, and the surface of the transfer printing adhesive, which is in contact with the polyester film, is integrated with the polyester film. And after the mold is taken down, forming a grating image-text corresponding to the image-text track engraved on the mold on the surface (the surface far away from the polyester film) of the transfer printing glue contacted with the mold, and making the intelligent card by directing the formed grating image-text outwards.

S160, adhering one surface of the polyester film, which is far away from the transfer printing glue, with one surface of the card base to form a large sheet material;

specifically, the polyester film and the transfer printing glue which is solidified with the polyester film into a whole are separated from the mould, the transfer printing glue and the mould with the picture and text tracks are used, so that the grating picture and text are formed on one side, exposed outside, of the transfer printing glue, then the side, far away from the grating picture and text, of the polyester film is bonded with one side of the card base, and specifically, the polyester film and the transfer printing glue are laminated to form the large sheet material through low-temperature solid glue at the temperature range of 90-120 ℃ and the pressure range of 7-97 MPa.

Step S170, punching the large sheet material through a standard die to form an intelligent card with a preset size;

specifically, standard large, half or other size cards are die cut by a punch press. For example: the standard size of the card punching die is 85.60mm x 53.98mm, and the smart card which meets the international standard size is punched through the card punching die.

S180, fixing a chip on one surface of the transfer printing glue with the grating image-text;

specifically, at the lateral surface that the rendition was glued, the one side that also has the grating picture and text mills prefabricated coil and mounting groove, covers thermosol in advance on the chip, and then communicates prefabricated coil and chip welding through the mode of soldering tin, fills the mounting groove with the chip in at last to make the chip fix the one side that the rendition was glued and has the grating picture and text through the thermosol.

On the basis, between the step S140 and the step S160, a step S150 may be further included, in which the step S150 is performed to perform electroplating treatment on the side of the polyester film away from the transfer glue, so as to form a coating layer on the polyester film, and the side of the polyester film having the coating layer is adhered to the side of the card base, so as to form a bulky material;

after the transfer printing glue is solidified, the transfer printing glue and one surface of the polyester film are integrated, electroplating treatment is carried out on the surface of the polyester film exposed to the outside, namely the surface of the polyester film opposite to the transfer printing glue, specifically, electroplating is carried out by adopting a color-changing aurora vacuum coating process, coating components mainly adopt TI (titanium) and SI (silicon), and a coating layer is formed on the polyester film, so that the transparency of the polyester film is increased, and the light refraction effect is better. When the coating layer is provided, the side of the polyester film with the coating layer is adhered with the side of the card base to form a large sheet

On the basis, please refer to fig. 2, fig. 2 is a flowchart of a card base manufacturing method according to an embodiment of the present application, which specifically includes the following steps:

step S210, printing layout graphics and texts on the positive layout printing core material layer and/or the reverse layout printing core material layer;

specifically, designed layout images and texts are printed on the positive layout printing core material layer and/or the negative layout printing core material layer, and the layout images and texts are printed in an offset printing UV ink printing mode.

And S220, laminating the front PVC fabric, the front printing core material layer, the middle layer, the reverse printing core material layer and the back PVC fabric from top to bottom to form the card base.

Specifically, a front PVC fabric, a front printing core material layer, a middle layer, a reverse printing core material layer and a reverse PVC fabric layer are stacked from top to bottom and laminated in a high-temperature and high-pressure mode to form the PVC card base.

On the basis of the above, the intermediate layer may comprise at least two sheets, wherein the adjacent surfaces of the two sheets are provided with holes or milled grooves, the control chip (such as a non-contact chip and the like) is placed in the holes or the grooves, the inner part of the sheet is also implanted with a circuit or a coil connected with the control chip, and then the sheets are laminated together with the control chip, the circuit or the coil to form the intermediate layer.

The method can be used for manufacturing the intelligent card with the grating patterns and texts on the surface, so that the surface of the intelligent card has a streamer and colorful visual effect, the surface of the intelligent card has touch feeling, the surface of the intelligent card has layers, and the surface of the intelligent card is diversified and rich. In addition, the method prints images and texts on the core material layer printed on the front printing plate and/or the core material layer printed on the reverse printing plate, and forms the grating images and texts on the transfer printing glue, so that the two items are finished on different levels, the requirements on image and text manufacturing and printing processes are reduced, and the manufacturing is simple.

Referring to fig. 3, fig. 3 is a structural diagram of a smart card according to an embodiment of the present disclosure;

the present application further provides a smart card, including: a transfer glue layer 310, a polyester film layer 320 and a card base 330.

The outer surface of the transfer adhesive layer 310 is cured to form a lenticular pattern by contacting the mold engraved with the pattern track, and the transfer adhesive layer 310 is preferably a UV transfer adhesive layer in this application. Specifically, the grating image is formed by curing. The transfer adhesive layer 310 is formed by curing an ultraviolet curing type UV transfer adhesive on a mold.

The inner surface of the transfer adhesive layer 310 is integrated with one surface of the polyester film layer 320. In the process of curing, the surface of the transfer adhesive layer 310 in contact with the polyester film layer 320 is cured and combined with the transfer adhesive to form an integrated structure. Wherein, the thickness range of the polyester film layer 320 is 0.10 mm-0.3 mm. Preferably, the polyester film layer 320 is a PET sheet layer, the PET sheet is a high temperature resistant PET sheet, and in order to facilitate observation of the printed patterns on the card base 330, the PET sheet is a high temperature resistant transparent PET sheet.

One surface of the polyester film layer 320 far away from the transfer glue layer 310 is fixedly bonded with one surface of the card base 330. Specifically, the adhesive is laminated, bonded and fixed by low-temperature solid glue within the temperature range of 90-120 ℃ and the pressure range of 7-97 MPa.

In addition, in order to increase the transparency of the polyester film layer 320 and improve the light refraction effect, the preferable surface of the polyester film layer 320 far from the transfer glue layer 310, that is, the surface of the polyester film layer 320 bonded and fixed with the card base 330, is electroplated with a plating layer 340, specifically, a color-changing aurora vacuum plating process is adopted for electroplating, and the plating layer 340 mainly adopts TI (titanium) and SI (silicon).

In addition, a chip 350 (e.g., 7816 chip) is fixed on the outer surface of the transfer adhesive layer 310 having the raster pattern, so that the smart card can communicate with the outside through the chip 350. Specifically, the outer surface of the transfer adhesive layer 310 with the grating image-text is milled with an installation groove, and the chip 350 is fixed in the installation groove through hot melt adhesive.

On the basis of the above, the card base 330 includes: and stacking the laminated front PVC fabric 331, the front printing core material layer 332, the middle layer 333, the reverse printing core material layer 334 and the back PVC fabric 335 from top to bottom, wherein one side of the PET sheet material layer 320, which is far away from the transfer glue layer 310, is bonded and fixed with the front PVC fabric 331 of the card base 330.

The positive print core layer 332 and/or the negative print core layer 334 are printed with a layout for presentation to a user. In addition, the intermediate layer 333 includes a plurality of sheets laminated together, and the adjacent surfaces of the two sheets are provided with holes or milled grooves, a control chip (for example, a non-contact chip or the like) is placed in the holes or the grooves, and a circuit or a coil connected to the control chip is embedded in the sheets. Furthermore, the smart card may have predetermined dimensions, such as: standard large, half or other size cards.

The application provides a smart card surface has the grating picture and text to make the surface of smart card have streamer illusion-colour visual effect, and still make the surface of smart card have the sense of touch, and then make the surface of smart card have the level, make the surface of smart card various abundant. In addition, the smart card provided by the application prints the images and texts on the positive printing surface printing core material layer and/or the reverse printing surface printing core material layer, and forms the grating images and texts on the transfer printing glue, so that the two images and texts are manufactured on different levels, the requirements on image and text manufacturing and printing processes are reduced, and the manufacture is simple.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A smart card, comprising: transferring the glue layer, the polyester film layer and the card base;

wherein, the outer surface of the transfer glue layer is solidified to form the grating image-text by contacting with the mould carved with the image-text track; the inner surface of the transfer glue layer is combined with one surface of the polyester film layer into a whole; one side of the polyester film layer far away from the transfer printing glue layer is fixedly bonded with one side of the card base.

2. The smart card of claim 1 wherein the side of the mylar layer remote from the transfer adhesive layer is plated with a plating layer.

3. The smart card of claim 1 or 2, wherein a chip is fixed on the outer surface of the transfer adhesive layer having the lenticular pattern, so as to communicate with the outside through the chip.

4. The smart card of claim 3, wherein the outer surface of the transfer adhesive layer with the grating pattern is milled with an installation groove, and the chip is fixed in the installation groove by hot melt adhesive.

5. Smart card according to claim 1 or 2, characterized in that the card base comprises: and stacking the front PVC fabric, the front printing core material layer, the middle layer, the reverse printing core material layer and the back PVC fabric from top to bottom in a laminated manner, wherein one surface of the polyester film layer, which is far away from the transfer printing glue layer, is bonded and fixed with the front PVC fabric of the card base.

6. The smart card of claim 5 wherein the positive print core layer and/or the negative print core layer has a layout pattern printed thereon.

7. The smart card of claim 5 wherein the intermediate layer further comprises a plurality of sheets laminated together and wherein adjacent faces of two of the sheets are perforated or milled with holes or slots, the control chip being placed in the holes or slots, and the circuitry or coils connected to the control chip being embedded in the sheets.

8. The smart card of claim 1 or 2, wherein the transfer adhesive layer is formed by curing an ultraviolet curing type UV transfer adhesive on the mold.

9. The smart card of claim 1 or 2 wherein the polyester film layer is a high temperature resistant transparent PET sheet layer.

10. The smart card of claim 1 or 2, wherein the polyester film layer and the card base are laminated, bonded and fixed by a low-temperature solid glue at a temperature of 90 ℃ to 120 ℃ and a pressure of 7MPa to 97 MPa.