CN106648220A - Curved surface bio-identification module and manufacturing method thereof - Google Patents
Curved surface bio-identification module and manufacturing method thereof Download PDFInfo
- Publication number
- CN106648220A CN106648220A CN201611021722.0A CN201611021722A CN106648220A CN 106648220 A CN106648220 A CN 106648220A CN 201611021722 A CN201611021722 A CN 201611021722A CN 106648220 A CN106648220 A CN 106648220A
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- Prior art keywords
- curved surface
- chip
- cover plate
- circuit board
- identification module
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a curved surface bio-identification module. The curved surface bio-identification module comprises a cover plate, a chip, a flexible circuit board and a reinforcing plate arranged in sequence from top to bottom, wherein a metal ring is arranged at the peripheries of the cover plate and the chip; the curved surface bio-identification module is characterized in that the chip is a flexible chip; the cover plate is a curved surface cover plate; the bottom surface of the metal ring is a curved surface; and the chip, the flexible circuit board and the reinforcing plate cling to one another, bend in a same direction and are matched with the curved surface cover plate and the bottom surface of the metal ring to form a curved surface structure. The curved surface bio-identification module can meet demands of curved surface appearance and the curved surface structure, and the circuit is reliable in working. The invention furthermore provides a manufacturing method for the curved surface bio-identification module which is convenient to process and reliable in connection of parts and can meet the demands of the curved surface appearance and the curved surface structure.
Description
Technical field
The present invention relates to technical field of touch control, and in particular to a kind of curved surface bio-identification module and its manufacture method.
Background technology
With the development of fingerprint identification technology, fingerprint identification function is widely used on various electronic products.
Especially the extremely wide mobile phone of popularity rate, bio-identification module is increasingly increased located at the positive demand of mobile phone, but existing life
Thing identification module product is planar structure, it is difficult to meet the demand of curved surface outward appearance and curved-surface structure, such as with Curved screen
Mobile phone.
The content of the invention
The technical problem to be solved in the present invention is：A kind of demand and electricity for meeting curved surface outward appearance and curved-surface structure is provided
The curved surface bio-identification module of road reliable operation.
The present invention technical solution be：A kind of curved surface bio-identification module, including the lid for from top to bottom setting gradually
The periphery of plate, chip, flexible circuit board and stiffening plate, the cover plate and chip is provided with becket, it is characterised in that：The chip
For the chip that can destroy or force to yield, the cover plate is curved surface cover plate, and the bottom surface of the becket is set to curved surface, the chip, flexible circuit board
Bend together with bonded to each other with stiffening plate and in the same direction for being engaged with the bottom surface of curved surface cover plate and becket so that
Curved-surface structure is integrally formed.
Curved surface bio-identification module of the present invention by chip, flexible circuit board it is bonded to each other with stiffening plate together with and along same
Direction is bent for being engaged with the curved surface of curved surface cover plate and becket, so as to curved-surface structure is integrally formed, can be met outside curved surface
See and the demand of curved-surface structure, and can destroy or force to yield chip and flexible circuit board will not be damaged during bending, it is ensured that circuit
Normal work.
Preferably, the curved surface cover plate is made up of sapphire, ceramics or glass any one material, or by coating generation
Replace.It is sturdy and durable using sapphire, ceramics or glass, it is hardly damaged, light using coating quality, adhesive force is strong, and bonding is firm, into
This is low, and Colour selection enriches.
Preferably, the stiffening plate is by stainless steel, FR4 or PI, and any one material is made.Stainless steel, FR4 or PI are equal
Good support strength can be provided, and it is sturdy and durable.
Preferably, the becket is made up of stainless steel or aluminum alloy materials.Stainless steel is sturdy and durable, aluminium alloy processing
It is convenient, can preferably meet the choice requirement of becket.
The invention solves the problems that another technical problem be：A kind of part connection reliability easy to process, each is provided, song can be met
The manufacture method of the curved surface bio-identification module of face outward appearance and curved-surface structure demand.
The present invention technical solution be：A kind of manufacture method of curved surface bio-identification module, it is characterised in that：It is wrapped
Include following steps：
(1) make even the stiffening plate under surface state, flexible circuit board and the chip that can destroy or force to yield, stiffening plate is bonded in into flexible circuit
Below plate, chip is welded on above flexible circuit board；
(2) by the first male and female mold by stiffening plate, flexible circuit board and chip bend in the same direction for curved surface
Cover plate and bottom surface are engaged for the becket of curved surface, and make curved surface cover plate and chip good bonding；
(3) becket that bottom surface is curved surface is taken, and its pre- is bonded on flexible circuit board；
(4) becket is compressed by the second male and female mold and is bonded on flexible circuit board.
After said method, the present invention has advantages below：
The manufacture method of curved surface bio-identification module of the present invention is due to being in a flat state by stiffening plate, flexible circuit board
It is easy to operate and bonding is firm together with chip adhesive；Then only need to be by the first male and female mold, by stiffening plate, soft electricity
, into curved surface state, curved surface is formed easily for road plate and chip pressing, and makes the connection between part more firm during pressing
Gu；The bottom surface being bonded in advance on flexible circuit board is compressed into bonding for the becket of curved surface finally by the second male and female mold, it is just complete
Into the making of curved surface bio-identification module, overall processing process is very convenient, only need to be pressed by each adhering components and twice
Close, so that it may make each part bend to curved surface in the same direction to meet the demand of curved surface outward appearance and curved-surface structure, and in pressing
During make the connection of each part relatively reliable.
Preferably, the curved surface cover plate is made up of sapphire, ceramics or glass any one material, in step (2)
By the first male and female mold by stiffening plate, flexible circuit board and chip pressing into before curved surface state, also by curved surface cover plate pre-bonding
On chip in a flat state so that the first male and female mold during pressing by curved surface cover plate and chip good bonding.
The setting can enable the curved surface cover plate by made by sapphire, ceramics or glass any one material reliable with chip bonding.
Preferably, the curved surface cover plate by coating replace, in step (2) by the first male and female mold by stiffening plate,
Into after curved surface state, Coating is forming curved surface cover plate on the chip under curved surface state for flexible circuit board and chip pressing.
The setting conveniently forms curved surface cover plate.
Preferably, first male and female mold includes mould and first time mould on first, on described first in the bottom of mould
Centre is provided with the first groove, and the top surface of first groove, the bottom surface of mould and the upper surface of first time mould are set to song on first
Face, when the curved surface cover plate is made up of sapphire, ceramics or glass any one material, the height of first groove with it is bent
The height of surface cover and the height sum of chip match, when the curved surface cover plate is replaced by coating, first groove
Height matches with the height of chip.The simple structure of first male and female mold, can easily and reliably make chip, flexible circuit board
Curve form is pressed into stiffening plate, and ensures that each layer is reliably connected.
Preferably, second male and female mold includes mould and second time mould on second, on described second in the bottom of mould
Centre is provided with the second groove, and the center of the top surface of second groove and the upper surface of second time mould are set to curved surface, and described second is recessed
The bottom surface of mould is respectively provided with the first of positioning metal ring and leans face and second and leans face on the edge of the top surface of groove and second.
The simple structure of second male and female mold, easily and reliably can be connected becket with flexible circuit board.
Description of the drawings：
Fig. 1 is the structural representation of curved surface bio-identification module of the present invention；
Fig. 2 to Fig. 4 is the process schematic diagram of the embodiment of the present invention one；
Fig. 5 to Fig. 8 is the process schematic diagram of the embodiment of the present invention two；
In figure：1- cover plates, 2- chips, 3- flexible circuit boards, 4- stiffening plates, 5- beckets, the male and female molds of 6- first, 7-
Two male and female molds, mould on 8- first, first time mould of 9-, the grooves of 10- first, mould on 11- second, second time mould of 12-, 13- second
Groove, 14- first leans face, and 15- second leans face.
Specific embodiment
Below in conjunction with the accompanying drawings, and in conjunction with the embodiments the present invention is described further.
Embodiment one：
A kind of curved surface bio-identification module, including the cover plate 1, chip 2, the and of flexible circuit board 3 that from top to bottom set gradually
The periphery of stiffening plate 4, the cover plate 1 and chip 2 is provided with becket 5, and the chip 2 is the chip that can destroy or force to yield, and the cover plate 1 is song
Surface cover, the bottom surface of the becket 5 is set to curved surface, together with the chip 2, flexible circuit board 3 are bonded to each other with stiffening plate 4
And bend in the same direction for being engaged with the bottom surface of curved surface cover plate 1 and becket 5 so as to curved-surface structure is integrally formed.It is described
Curved surface cover plate 1 is made up of sapphire, ceramics or glass any one material, and its upper and lower surface is curved surface and curved in the same direction
Song, the stiffening plate 4 is made up and with the performance being bent, such as stainless steel, FR4 or PI of hard material, and effect is to soft
Property circuit board 3 play a part of strengthen support and supply thickness, the becket 5 is made up of stainless steel or aluminum alloy materials, described
Together with upper and lower surface, the upper and lower surface of flexible circuit board 3 of chip 2 are bonded to each other with the upper and lower surface of stiffening plate 4 and along same
One direction bends, and the direction of bending is engaged with the bottom surface of curved surface cover plate 1 and becket 5.
The manufacture method of the present embodiment mean camber bio-identification module is as follows：
(1) make even the stiffening plate 4 under surface state, flexible circuit board 3 and the chip 2 that can destroy or force to yield, stiffening plate 4 is bonded in soft
Below circuit board 3, chip 2 is welded on above flexible circuit board 3；
(2) by the pre-bonding of curved surface cover plate 1 chip 2 in a flat state, by the first male and female mold 6 by stiffening plate 4, soft
Property circuit board 3 and chip 2 bend be engaged for the becket 5 with curved surface cover plate 1 and bottom surface for curved surface in the same direction, and make
By curved surface cover plate 1 and the good bonding of chip 2 during pressing, first male and female mold 6 includes the to first male and female mold 6
Mould 8 and first time mould 9 on one, the bottom center of mould 8 is provided with the first groove 10, the top of first groove 10 on described first
Face, the bottom surface of mould 8 and the upper surface of first time mould 9 are set to curved surface, the height and curved surface of first groove 10 on first
The height of cover plate 1 and the height sum of chip 2 match, the upper surface and the lower surface difference of stiffening plate 4 when flexible circuit board 3
When bending is fitted in the upper surface of the bottom surface of mould 8 on first and first time mould 9, the top surface and curved surface cover plate of first groove 10
1 snug fit.
(3) becket 5 that bottom surface is curved surface is taken, and its pre- is bonded on flexible circuit board 3；
(4) becket 5 is compressed by the second male and female mold 7 and is bonded on flexible circuit board 3, second male and female mold
7 include mould 11 and second time mould 12 on second, and the bottom center of mould 11 is provided with the second groove 13 on described second, and described second is recessed
The upper surface of the center of the top surface of groove 13 and second time mould 12 is set to curved surface, the edge and second of the top surface of second groove 13
The bottom surface of upper mould 11 is respectively provided with the first of positioning metal ring 5 and leans face 14 and second and leans face 15, when the soft electricity
The upper surface of road plate 3 and the lower surface of stiffening plate 4 bend respectively the upper surface of the bottom surface and second time mould 12 for being fitted in becket 5
When, top surface and the snug fit of curved surface cover plate 1 of second groove 13.
Embodiment two：
The difference of the curved surface bio-identification module in curved surface bio-identification module and embodiment one in the present embodiment only exists
In：The curved surface cover plate 1 is replaced by coating, for example with resin or ink coating.
The manufacture method of the present embodiment mean camber bio-identification module differs only in step (2) with embodiment one, this
Step (2) is that stiffening plate 4, flexible circuit board 3 and chip 2 are pressed into into curved surface state by the first male and female mold 6 in embodiment
Afterwards, on the chip 2 under curved surface state Coating to form curved surface cover plate 1, and on first first groove 10 of mould 8 height
Match with the height of chip 2, the complete manufacture method for ultimately forming is as follows：
(1) make even the stiffening plate 4 under surface state, flexible circuit board 3 and the chip 2 that can destroy or force to yield, stiffening plate 4 is bonded in soft
Below circuit board 3, chip 2 is welded on above flexible circuit board 3；
(2) by the first male and female mold 6 by stiffening plate 4, flexible circuit board 3 and chip 2 bend in the same direction for
Curved surface cover plate 1 and bottom surface are engaged for the becket 5 of curved surface, and Coating is forming curved surface on the chip 2 under curved surface state
Cover plate 1.First male and female mold 6 includes mould 8 and first time mould 9 on first, and the bottom center of mould 8 is provided with the on described first
One groove 10, the top surface of first groove 10, the bottom surface of mould 8 and the upper surface of first time mould 9 are set to song on first
Face, height and the height of chip 2 of first groove 10 match, when under the upper surface and stiffening plate 4 of flexible circuit board 3
When surface bends respectively the upper surface for being fitted in the bottom surface of mould 8 on first and first time mould 9, the top surface of first groove 10 with
The snug fit of chip 2.
(3) becket 5 that bottom surface is curved surface is taken, and its pre- is bonded on flexible circuit board 3；
(4) becket 5 is compressed by the second male and female mold 7 and is bonded on flexible circuit board 3, second male and female mold
7 include mould 11 and second time mould 12 on second, and the bottom center of mould 11 is provided with the second groove 13 on described second, and described second is recessed
The upper surface of the center of the top surface of groove 13 and second time mould 12 is set to curved surface, the edge and second of the top surface of second groove 13
The bottom surface of upper mould 11 is respectively provided with the first of positioning metal ring 5 and leans face 14 and second and leans face 15, when the soft electricity
The upper surface of road plate 3 and the lower surface of stiffening plate 4 bend respectively the upper surface of the bottom surface and second time mould 12 for being fitted in becket 5
When, top surface and the snug fit of curved surface cover plate 1 of second groove 13.
Claims (9)
1. a kind of curved surface bio-identification module, including the cover plate (1), chip (2), the flexible circuit board that from top to bottom set gradually
And the periphery of stiffening plate (4), the cover plate (1) and chip (2) is provided with becket (5) (3), it is characterised in that：The chip (2)
For the chip that can destroy or force to yield, the cover plate (1) is curved surface cover plate, and the bottom surface of the becket (5) is set to curved surface, the chip (2), soft
Property circuit board (3) and stiffening plate (4) it is bonded to each other together and bend in the same direction for curved surface cover plate (1) and becket
(5) bottom surface is engaged so as to curved-surface structure is integrally formed.
2. a kind of curved surface bio-identification module according to claim 1, it is characterised in that：The curved surface cover plate (1) is by indigo plant
Jewel, ceramics or glass any one material is made, or is replaced by coating.
3. a kind of curved surface bio-identification module according to claim 1, it is characterised in that：The stiffening plate (4) is by stainless
Steel, FR4 or PI any one material is made.
4. a kind of curved surface bio-identification module according to claim 1, it is characterised in that：The becket (5) is by stainless
Steel or aluminum alloy materials are made.
5. a kind of manufacture method of curved surface bio-identification module, it is characterised in that：It is comprised the following steps：
(1) make even the stiffening plate (4) under surface state, flexible circuit board (3) and the chip (2) that can destroy or force to yield, stiffening plate (4) is bonded in
Below flexible circuit board (3), chip (2) is welded on above flexible circuit board (3)；
(2) stiffening plate (4), flexible circuit board (3) and chip (2) are bent in the same direction use by the first male and female mold (6)
It is engaged in the becket (5) with curved surface cover plate (1) and bottom surface for curved surface, and makes curved surface cover plate (1) well viscous with chip (2)
Connect；
(3) becket (5) that bottom surface is curved surface is taken, and its pre- is bonded on flexible circuit board (3)；
(4) becket (5) is compressed by the second male and female mold (7) and is bonded on flexible circuit board (3).
6. the manufacture method of a kind of curved surface bio-identification module according to claim 5, it is characterised in that：The curved surface lid
Plate (1) is made up of sapphire, ceramics or glass any one material, by the first male and female mold (6) by reinforcement in step (2)
Plate (4), flexible circuit board (3) and chip (2) are pressed into before curved surface state, also curved surface cover plate (1) are bonded in advance into flat state
Under chip (2) on so that the first male and female mold (6) is well viscous by curved surface cover plate (1) and chip (2) during pressing
Connect.
7. the manufacture method of a kind of curved surface bio-identification module according to claim 5, it is characterised in that：The curved surface lid
Plate (1) is made up of coating, and the first male and female mold (6) is passed through in step (2) by stiffening plate (4), flexible circuit board (3) and chip
(2) after being pressed into curved surface state, Coating is forming curved surface cover plate (1) on the chip (2) under curved surface state.
8. the manufacture method of a kind of curved surface bio-identification module according to claim 5, it is characterised in that：Described first is recessed
Convex mold (6) includes mould (8) and first time mould (9) on first, and the bottom center of mould (8) is provided with the first groove on described first
(10), the top surface of first groove (10), the bottom surface of mould (8) and the upper surface of first time mould (9) are set to song on first
Face, when the curved surface cover plate (1) is made up of sapphire, ceramics or glass any one material, first groove (10)
Height matches with the height of curved surface cover plate (1) and the height sum of chip (2), when the curved surface cover plate (1) is made up of coating
When, height and the height of chip (2) of first groove (10) match.
9. the manufacture method of a kind of curved surface bio-identification module according to claim 5, it is characterised in that：Described second is recessed
Convex mold (7) includes mould (11) and second time mould (12) on second, and to be provided with second recessed for the bottom center of mould (11) on described second
Groove (13), the center of the top surface of second groove (13) and the upper surface of second time mould (12) are set to curved surface, and described second is recessed
The bottom surface of mould (11) is respectively provided with the first of positioning metal ring (5) and leans face on the edge and second of the top surface of groove (13)
And second leans face (15) (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611021722.0A CN106648220B (en) | 2016-11-16 | 2016-11-16 | Curved surface biological recognition module and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611021722.0A CN106648220B (en) | 2016-11-16 | 2016-11-16 | Curved surface biological recognition module and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN106648220A true CN106648220A (en) | 2017-05-10 |
| CN106648220B CN106648220B (en) | 2023-06-23 |
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Cited By (7)
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| CN107451579A (en) * | 2017-08-23 | 2017-12-08 | 江西合力泰科技有限公司 | A kind of bio-identification module for being embedded in panel and its production technology |
| CN107949186A (en) * | 2017-12-01 | 2018-04-20 | 江西合力泰科技有限公司 | A kind of curved surface bio-identification module and its manufacture method |
| CN108080894A (en) * | 2017-12-12 | 2018-05-29 | 东莞市精亿五金有限公司 | A kind of processing technology of circle fingerprint ring |
| CN108080895A (en) * | 2017-12-12 | 2018-05-29 | 东莞市精亿五金有限公司 | A kind of processing technology of racetrack aluminium alloy fingerprint ring |
| CN108108681A (en) * | 2017-12-14 | 2018-06-01 | 江西合力泰科技有限公司 | With high bio-identification module for resisting external force ability and preparation method thereof |
| CN110032943A (en) * | 2019-03-18 | 2019-07-19 | 江西合力泰科技有限公司 | Bio-identification mould group and its manufacturing method |
| CN114020192A (en) * | 2021-09-18 | 2022-02-08 | 特斯联科技集团有限公司 | Interaction method and system for realizing non-metal plane based on curved surface capacitor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108080894A (en) * | 2017-12-12 | 2018-05-29 | 东莞市精亿五金有限公司 | A kind of processing technology of circle fingerprint ring |
| CN108080895A (en) * | 2017-12-12 | 2018-05-29 | 东莞市精亿五金有限公司 | A kind of processing technology of racetrack aluminium alloy fingerprint ring |
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| CN110032943A (en) * | 2019-03-18 | 2019-07-19 | 江西合力泰科技有限公司 | Bio-identification mould group and its manufacturing method |
| CN114020192A (en) * | 2021-09-18 | 2022-02-08 | 特斯联科技集团有限公司 | Interaction method and system for realizing non-metal plane based on curved surface capacitor |
| CN114020192B (en) * | 2021-09-18 | 2024-04-02 | 特斯联科技集团有限公司 | Interaction method and system for realizing nonmetal plane based on curved surface capacitor |
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