WO2017059588A1

WO2017059588A1 - Multi-functional smart card and manufacturing method therefor

Info

Publication number: WO2017059588A1
Application number: PCT/CN2015/091618
Authority: WO
Inventors: 吴志勇
Original assignee: 深圳市奥星澳科技有限公司
Priority date: 2015-10-10
Filing date: 2015-10-10
Publication date: 2017-04-13
Also published as: CN105518718A; CN105518718B

Abstract

Provided are a multi-functional smart card and a manufacturing method therefor. The multi-functional smart card comprises a substrate (1), a battery (2), a functional component (3) and a sealing film (4). An accommodating groove (11) and a sinking groove (114) surrounding the accommodating groove (11) are provided in one side of the substrate (1). The battery (2) and the functional component (3) are electrically connected to each other and are accommodated in the accommodating groove (11), and gaps between the two and the accommodating groove (11) are filled with glue. The sealing film (4) is accommodated in the sinking groove (114) and seals the battery (2) and the functional component (3). The manufacturing method for the multi-functional smart card comprises the following steps: S100, injection moulding the substrate (1) and forming the accommodating groove (11) and the sinking groove (114); S200, welding the battery (2) and the functional component (3); S300, placing the battery (2) and the functional component (3) into the accommodating groove (11); S400, filling gaps between the battery (2) and the functional component (3) and the accommodating groove (11) with glue; and S500, adhering the sealing film (4) to the sinking groove (114) to seal the battery (2) and the functional component (3) in the accommodating groove (11). The multi-functional smart card is simple in structure, high in reliability and extremely thin, and the manufacturing method therefor achieves the effect of an extremely thin smart card, and is simple and efficient in process and low in cost.

Description

Multifunctional smart card and manufacturing method thereof

Technical field

[0001] The present invention relates to the technical field of smart cards, and in particular, to a multifunctional smart card and a method for fabricating the same.

Background technique

[0002] With the continuous advancement of integrated circuit packaging technology, the integration of integrated circuits is increasing, functions are becoming more and more abundant, and the requirements for product application fields are becoming more and more demanding, which requires integrated circuit packaging enterprises to A new package form is issued to meet new demands. In the field of smart card packaging, the demand for smart cards in domestic and foreign markets is very large. At present, the smart card industry is developing towards a technological innovation route, new technologies are emerging, new manufacturing technologies are also increasing, and many old manufacturing technologies It is also constantly improving and strengthening, so that the requirements for the function and performance of smart cards are inevitable.

[0003] The conventional smart card manufacturing method is as follows: First, the chip is mounted on the carrier tape of the smart card by using a chip mounting device, and then the function pad of the chip and the pad of the carrier tape are electrically connected by using a wire bonding device. After the sexual connection, the smart card module with the wire bonding is glued or molded, and then the packaged smart card module is punched. Finally, the smart card module is formed into a card form by using a card making device. However, this packaging method has many disadvantages: such as complicated production process, high production cost, poor product reliability, thick overall thickness of the smart card, and low production efficiency.

technical problem

[0004] The object of the present invention is to overcome the deficiencies of the prior art described above, and provide a multifunctional smart card and a manufacturing method thereof, wherein the smart card has a simple structure, high reliability, and extremely thin, and the manufacturing method thereof realizes the ultra-thin effect of the smart card, and The process is simple, efficient and low cost.

Problem solution

Technical solution

An embodiment of the present invention provides a multi-functional smart card, including a substrate, a battery, a functional component, and a sealing film, wherein a side surface of the substrate is provided with a receiving groove and a sinking groove surrounding the periphery of the receiving groove. The battery and the functional component are electrically connected and housed in the cavity, and a gap between the battery and the functional component and the cavity is filled with glue, and the sealing film is accommodated Inside the sink and the battery and the The functional component seals the cover.

[0006] Further, the functional component includes a circuit board, a function module and a switch disposed on the circuit board, and a buzzer disposed on one side of the circuit board and electrically connected thereto, the battery and the battery The circuit board is electrically connected.

[0007] Further, the housing includes a first receiving slot, a second receiving slot, and a third receiving slot, wherein the first receiving slot is for receiving the battery, and the second receiving slot is for receiving The circuit board, the third receiving slot is configured to receive the buzzer.

[0008] Further, a side of the substrate has a glue injection port communicating with the cavity, and the glue injection port is used for injecting glue into the cavity to fix the battery and the functional component.

Further, the substrate has a thickness of from 1 mm to 1.8 mm.

[0010] Further, a frosted layer is disposed on an outer surface of the sealing film.

[0011] Preferably, the sealing film is a PC piece.

[0012] Preferably, the battery is a rechargeable battery.

[0013] Preferably, the circuit board is a flexible circuit board.

[0014] The embodiment of the invention further provides a method for manufacturing a multifunctional smart card, comprising the following steps:

[0015] S100, injecting a substrate through an injection molding machine, and forming a receiving groove and a sinking groove on one side of the substrate;

[0016] S200, welding the battery and the functional component into a single piece, and forming an electrical connection;

[0017] S300, placing an integral piece formed by welding the battery and the functional component into the cavity;

[0018] S400, filling a gap between the battery and the functional component and the cavity with glue, so that the battery and the functional component are fixedly accommodated in the cavity;

[0019] S500, the sealing film is pasted into the sink by a film laminating machine, and the battery and the functional component are sealed in the cavity.

[0020] Further, the substrate has a thickness of from 1 mm to 1.8 mm.

[0021] Preferably, the circuit board is a flexible circuit board.

[0022] Further, the functional component includes a circuit board, a function module and a switch disposed on the circuit board, and a buzzer disposed on one side of the circuit board and electrically connected thereto, the battery and the battery The circuit board is electrically connected.

[0023] Further, the receiving tank includes a first receiving slot, a second receiving slot and a third receiving slot, wherein the first receiving slot is for receiving the battery, and the second receiving slot is for receiving The circuit board, the third pocket is used for accommodating The buzzer is described.

[0024] Further, a frosted layer is disposed on an outer surface of the sealing film.

Advantageous effects of the invention

Beneficial effect

[0025] Based on the above technical solution, the multifunctional smart card and the manufacturing method thereof are provided by the embodiment of the present invention, and the multifunctional smart card electrically connects and accommodates the battery and the functional component by arranging a cavity on one side of the substrate thereof In the cavity, the gap between the battery and the functional component and the cavity is filled with glue, and then adhered to the sinking groove on the side of the substrate through the sealing film, and the battery and the functional component are sealed and sealed. The multifunctional smart card is extremely thin, and has a simple structure and high reliability. The multifunctional smart card manufacturing method not only realizes the ultra-thin effect of the smart card, but also has a simple, high-efficiency process and low cost. Brief description of the drawing

DRAWINGS

1 is a schematic diagram of an explosion of a multi-function smart card according to an embodiment of the present invention;

2 is a second schematic diagram of an explosion of a multi-function smart card according to an embodiment of the present invention;

3 is a schematic perspective structural view of a substrate according to an embodiment of the present invention;

4 is a schematic diagram of assembly of a multi-function smart card inserted into a charger according to an embodiment of the present invention;

5 is a schematic exploded view of a multi-function smart card and a charger according to an embodiment of the present invention;

6 is a flowchart of a method for fabricating a multifunctional smart card according to an embodiment of the present invention.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0033] It should be noted that when an element is referred to as being "fixed" or "in" another element, it can be directly on the other element or possibly the same. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or the same element.

[0034] In addition, it should be noted that the left, right, upper, lower, and the like directions in the embodiment of the present invention are only Mutual relative concepts or reference to the normal use of the product, and should not be considered limiting. The implementation of the present invention will be described in detail below with reference to specific embodiments.

[0035] The embodiment of the invention provides a multifunctional smart card and a manufacturing method thereof, wherein the multifunctional smart card can integrate an important information card such as a bank card and a proximity card, and the multifunctional smart card can be very compatible with the mobile phone. Good connection, when the multi-function smart card leaves the mobile phone, or the mobile phone leaves the multi-function smart card within a certain range, the mobile phone and the multi-function smart card have corresponding warning functions to effectively prevent loss. You can also put this multi-function smart card in your wallet to prevent the loss of your wallet or related important items. This multi-function smart card can also detect the current environment's temperature/humidity, the intensity of ultraviolet light, personal exercise/sleep health, etc. . In addition, the multi-function smart card can also be used as an electronic business card, as well as a terminal point of the smart object, etc.; the multi-function smart card can also have functions such as iBea _COn , Eddy stone, NFC, bank electronic security chip, and can be customized by private The communication protocol and the international standard communication protocol carry out data transmission; further, the multifunctional smart card can embed different function chips as needed, and ensure that the overall appearance of the smart card is fine and the thickness is extremely thin.

[0036] As shown in FIG. 1 to FIG. 6 , a multi-function smart card according to an embodiment of the present invention includes a substrate 1, a battery 2, a functional component 3, and a sealing film 4, wherein the substrate 1 is a credit card-sized injection-molded panel. A side surface of the substrate 1 (here, referred to as the front surface of the substrate 1) is provided with a housing 11 adapted to the battery 2 and the functional component 3, and the battery 2 and the functional component 3 are housed in the housing 11. , the same, the battery 2 and the functional component 3 are electrically connected, and the gap between the battery 2 and the functional component 3 and the cavity 11 is filled with glue (not shown in the drawing), here, by The glue is filled in the gap between the three, so that the battery 2 and the functional component 3 can be glued and fixed in the cavity 11, and since the glue before solidification has fluidity, the glue can make the gap in the cavity 11 Can be effectively filled, and the battery 2 and the functional component 3 are kept flat in the cavity 11, ensuring the overall flatness of the smart card, and ensuring the toughness of the smart card, and achieving a waterproof effect; 1 A peripheral groove 1 of the casing 1 is provided with a sinking groove 114 adapted to the shape of the sealing film 4. The periphery of the sealing film 4 is completely adhered and received in the sinking groove 114, and the battery 2 and the functional component 3 are sealed and sealed in the receiving groove 11 Inside

[0037] As described above, the multifunctional smart card proposed by the embodiment of the present invention has the following features:

[0038] The multi-function smart card according to the embodiment of the present invention electrically connects and accommodates the battery 2 and the functional component 3 in the cavity 11 by arranging the receptacle 11 on one side of the substrate 1, and the substrate is effectively utilized. 1 thickness space, reducing the overall thickness of the smart card; and, through the gap between the battery 2 and the functional component 3 and the cavity 11 The glue is filled therein, so that the glue can make the gaps in the cavity 11 be effectively filled, and the battery 2 and the functional component 3 are kept flat in the cavity 11, ensuring the overall flatness of the smart card and ensuring The toughness of the smart card also achieves a waterproof effect; in addition, by squeezing the sinking groove 114 in the periphery of the cavity 11, and sealing the sealing film 4 in the sinking groove 114, the battery 2 and the functional component 3 are sealed and sealed. In this way, the space of the substrate 1 is further utilized, the overall thickness of the smart card is reduced, and the ultra-thin effect of the multifunctional smart card is realized, and the multifunctional smart card has a simple structure and high reliability.

[0039] Further, in the embodiment of the present invention, the above functional component 3 may include a circuit board 31, a function module 3, a switch 33, and a buzzer 34. The function module 32 is integrated on the circuit board 31. 33 is fixedly and electrically connected to the circuit board 31, and the user presses the position of the sealing film 4 corresponding to the closing point 33 by the finger, so that the sealing film 4 is pressed against the closing point 33, so that the entire multifunctional smart card can be controlled. The buzzer 34 is used for sounding alarms. The buzzer 34 is disposed on one side of the circuit board 31 and electrically connected thereto. The battery 2 is electrically connected to the circuit board 31, and the battery 2 supplies power to the entire smart card. Of course, in the other embodiments of the present invention, the functional component 3 may further include other components or modules, etc., which are not limited herein.

[0040] Further, in the embodiment of the present invention, the receiving tank 11 includes a first receiving slot 111, a second receiving slot 112, and a third receiving slot 113, and the first receiving slot 111, the second receiving slot 112, and the first slot The three-capacity slot 113 is connected, wherein the first pocket 111 is for accommodating the battery 2, and the second pocket 112 is for accommodating the circuit board 31 and the function module 32 and the gate 33 thereon. 113 is used to accommodate the buzzer 34 described above. By providing the first tank 11 1 , the second tank 112 and the third tank 113 , the battery 2 , the circuit board 31 , the function module 32 and the shut-off 33 and the buzzer 34 can be accommodated in the corresponding grooves Thus, the space of the substrate 1 is fully utilized, and the overall thickness of the multi-function smart card is effectively reduced.

[0041] Further, in the embodiment of the present invention, the side surface of the substrate 1 has a glue injection port 10, and the glue injection port 10 communicates with the cavity 11 , that is, communicates with the first cavity 111 and the second volume. The tank 112 and the third tank 113 are used for injecting glue into the tank 11 to fix the battery 2 and the functional component 3, and to keep the battery 2 and the functional component 3 flat in the tank 11.

[0042] Further, the substrate 1 has a thickness of 1 mm to 1.8 mm, the sealing film 4 has a thickness of 0.3 mm, and the sinking groove 114 has a depth of 0.3 mm. The sealing film 4 is adhered and received in the sinking groove 114 and the substrate 1 The edges of the surface are flush, so that the entire multi-function smart card has a thickness of 1mm to 1.8mm and has an extremely thin effect. Further, in the embodiment of the present invention, the outer surface of the sealing film 4 (ie, the front surface of the substrate 1) is provided with a frosted layer (not shown in the drawing). By providing a frosted layer, the sealing film 4 is provided with anti-scratch resistance, which ensures the aesthetics of the smart card, and the sealing film 4 is made of PC material, so that it has the functions of resisting high and low temperature and acid and alkali corrosion resistance. , to ensure the service life of the multi-function smart card.

[0044] Preferably, in the embodiment of the present invention, the sealing film 4 is preferably a PC (Polycarbonate) piece; the substrate 1 is preferably made of a mixed material of PC and glass fiber, such that the substrate 1 and the sealing film 4 It has the properties of resistance to bending, cracking and breakage, as well as high and low temperature resistance and acid and alkali corrosion resistance, ensuring the performance and service life. Of course, in the other embodiments of the present invention, the substrate 1 may be made of other materials according to actual conditions and specific requirements, which are not limited herein.

[0045] Preferably, in the embodiment of the invention, the battery 2 is preferably a rechargeable battery. In this way, the smart card can be recharged and used multiple times, increasing its service life. When the battery 2 is exhausted, it is charged by an external charging accessory to charge it for recycling. Of course, in other embodiments of the present invention, the battery 2 may also be a non-rechargeable battery, which is not limited herein. In addition, when the battery 2 is preferably a rechargeable battery pack, the outer surface of the sealing film 4 is provided with a contact hole 40 for the positive and negative electrodes of the battery 2, and the multifunctional smart card is inserted into the charger 5 adapted thereto. The contact 51 of the charger 5 is electrically connected to the positive and negative electrodes of the battery 2 through the contact hole 40; when the battery 2 is a non-rechargeable battery, the outer surface of the sealing film 4 does not need to be touched. Do not need a charger for point holes.

[0046] Preferably, in the embodiment of the present invention, the circuit board 31 is preferably FPC (Flexible Printed).

Circuit) Flexible circuit board. Since the FPC board has the characteristics of high wiring density, light weight, thin thickness, and good bending property, by selecting the circuit board 31 as an FPC board, not only the electrical performance thereof is ensured, but also, compared with the conventional printed circuit board, It has the characteristics of light weight, thin thickness and good bending property, which reduces the overall thickness of the smart card and improves the space utilization ratio of the substrate 1.

[0047] As shown in FIG. 1 to FIG. 6 , a method for manufacturing a multifunctional smart card according to an embodiment of the present invention includes the following steps:

[0048] S100, forming the substrate 1 by injection molding, and forming a cavity 11 for accommodating the battery 2 and the functional component 3 on one side of the substrate 1, and for accommodating the sealing film 4 Sink 114

[0049] S200, the battery 2 and the functional component 3 are welded to form a single piece, and the two are electrically connected by welding; [0050] S300, the integral piece formed by welding the battery 2 and the functional component 3 is placed in the cavity 11; [0051] S400, filling the gap between the battery 2 and the functional component 3 and the cavity with glue, so that the battery 2 and the functional component 3 are fixedly received in the cavity 11 and maintained in a flat state;

[0052] S500, the sealing film 4 is pasted into the sinking groove 114 by a film laminating machine, and the battery 2 and the functional component 3 are sealed in the cavity 11 by the sealing film 4.

In the embodiment of the present invention, the substrate 1 has a thickness of 1 mm to 1.8 mm, the sealing film 4 has a thickness of 0.3 mm, and the sinking groove 114 has a depth of 0.3 mm. The sealing film 4 is adhered and received in the sinking groove 114. The inside is flush with the edge of the surface of the substrate 1, and thus, the entire multifunctional smart card has a thickness of 1 mm to 1.8 mm, and has an extremely thin effect.

In the embodiment of the present invention, the circuit board 31 is preferably an FPC (Flexible Printed Circuit) flexible circuit board. Since the FPC board has the characteristics of high wiring density, light weight, thin thickness, and good bending property, by selecting the circuit board 31 as an FPC board, not only the electrical performance thereof but also the conventional printing is ensured. The circuit board has the characteristics of light weight, thin thickness and good bending property, which reduces the overall thickness of the smart card and improves the space utilization ratio of the substrate 1.

[0055] In an embodiment of the present invention, the above functional component 3 may include a circuit board 31, a function module 32, a switch 33, and a buzzer 34. The function module 32 is integrated on the circuit board 31, and the switch 33 is soldered and fixed. Electrically connected to the circuit board 31, the user presses the position of the sealing film 4 corresponding to the closing point 33 by the finger, so that the sealing film 4 is pressed against the closing point 33, so that the opening or closing of the entire multifunctional smart card can be controlled. The buzzer 34 is used for a sounding alarm. The buzzer 34 is disposed on one side of the circuit board 31 and electrically connected thereto. The battery 2 is electrically connected to the circuit board 31, and the battery 2 supplies power to the entire smart card.

In the embodiment of the present invention, the receiving tank 11 may include a first receiving slot 111, a second receiving slot 112, and a third receiving slot 113. The first receiving slot 111, the second receiving slot 112, and the third receiving slot The slot 113 is in communication, wherein the first slot 111 is configured to receive the battery 2, and the second slot 112 is configured to receive the circuit board 31 and the function module 3 2 and the switch 33 thereon, and the third slot 113 It is used to accommodate the above buzzer 34. By providing the first pocket 111, the second pocket 112 and the third pocket 113, the battery 2, the circuit board 31, the function module 32 and the switch 33, and the buzzer 34 can be accommodated in the corresponding grooves. The space of the substrate 1 is fully utilized, and the overall thickness of the multifunctional smart card is effectively reduced.

In the embodiment of the present invention, the outer surface of the sealing film 4 (ie, the front surface of the substrate 1) is provided with a frosted layer.

(not shown in the drawing). By providing a frosted layer, the sealing film 4 has a scratch-resistant function, which ensures the aesthetics of the smart card, and the sealing film 4 is made of PC material, so that it has high temperature resistance and acid resistance. The function of alkali corrosion guarantees the service life of the multi-function smart card.

[0058] Based on the above technical solution, the multi-function smart card and the manufacturing method thereof are provided in the embodiment of the present invention, wherein the multi-function smart card electrically charges the battery 2 and the functional component 3 by arranging the receptacle 11 on one side of the substrate 1 It is connected and accommodated in the cavity 11 , and is filled with glue in the gap between the battery 2 and the functional component 3 and the cavity 11 , and then adhered to the sinking groove 114 on the side of the substrate 1 through the sealing film 4 . The battery 2 and the functional component 3 are sealed and sealed, so that the multifunctional smart card is extremely thin overall, and has a simple structure and high reliability; the multifunctional smart card manufacturing method not only realizes the ultra-thin effect of the multifunctional smart card, And the production process is simple, convenient, efficient, and low in cost.

The above description is only the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various kinds within the technical scope disclosed by the present invention. Equivalent modifications, substitutions and improvements, etc., are intended to be included within the scope of the present invention. Therefore, the scope of the invention should be determined by the scope of the claims.

Claims

Claim

a multifunctional smart card, comprising: a substrate, a battery, a functional component, and a sealing film, wherein a side surface of the substrate is provided with a receiving groove and a sinking groove surrounding the periphery of the receiving groove, the battery and the function The component is electrically connected and received in the cavity, and a gap between the battery and the functional component and the cavity is filled with glue, and the sealing film is accommodated in the sinking groove and The battery and the functional component seal the closure.

The multi-function smart card according to claim 1, wherein the functional component comprises a circuit board, a function module and a switch disposed on the circuit board, and is disposed on one side of the circuit board and electrically connected thereto a buzzer, the battery being electrically connected to the circuit board. The multi-function smart card according to claim 2, wherein the receiving slot comprises a first receiving slot, a second receiving slot and a third receiving slot, wherein the first receiving slot is configured to receive the battery, The second receiving slot is configured to receive the circuit board, and the third receiving slot is configured to receive the buzzer. The multi-function smart card according to claim 1, wherein a side of the substrate has a glue injection port communicating with the cavity, and the glue injection port is used for injecting glue into the cavity to fix The battery and the functional component.

The multi-function smart card according to any one of claims 1 to 4, wherein the substrate has a thickness of 1 mm to 1.8 mm.

The multi-function smart card according to any one of claims 1 to 4, characterized in that the outer surface of the sealing film is provided with a frosted layer.

The multi-function smart card according to any one of claims 1 to 4, wherein the sealing film is a PC piece.

The multi-function smart card according to any one of claims 1 to 4, wherein the battery is a rechargeable battery.

The multi-function smart card according to any one of claims 2 to 4, wherein the circuit board is a flexible circuit board.

The multifunctional smart card making method is characterized in that it comprises the following steps:

S100, injecting a substrate through an injection molding machine, and forming a receiving groove and a sinking groove on one side of the substrate;

S200, welding the battery and the functional component into a single piece, and forming an electrical connection; S300, placing an integral piece formed by welding the battery and the functional component into the cavity;

S400, filling a gap between the battery and the functional component and the cavity, so that the battery and the functional component are fixedly received in the cavity;

In S500, the sealing film is pasted into the sink by a laminating machine to seal the battery and functional components in the tank.

[Claim 11] The multifunction smart card manufacturing method according to claim 10, wherein the substrate has a thickness of from 1 mm to 1.8 mm.

[Claim 12] The multifunction smart card manufacturing method according to claim 10, wherein the circuit board is a flexible circuit board.

[Claim 13] The multi-function smart card manufacturing method according to any one of claims 10 to 12, wherein the functional component comprises a circuit board, a function module and a switch disposed on the circuit board, and A buzzer is disposed on a side of the circuit board and electrically connected thereto, and the battery is electrically connected to the circuit board.

The method of claim 13 , wherein the receiving slot comprises a first receiving slot, a second receiving slot and a third receiving slot, wherein the first receiving slot is used for The battery is received, the second receiving slot is configured to receive the circuit board, and the third receiving slot is configured to receive the buzzer.

[Claim 15] The method for fabricating a multifunctional smart card according to any one of claims 10 to 12, characterized in that

The outer surface of the sealing film is provided with a frosted layer.