CN207268745U - Fingerprint chip presses simulating test device - Google Patents
Fingerprint chip presses simulating test device Download PDFInfo
- Publication number
- CN207268745U CN207268745U CN201721085817.9U CN201721085817U CN207268745U CN 207268745 U CN207268745 U CN 207268745U CN 201721085817 U CN201721085817 U CN 201721085817U CN 207268745 U CN207268745 U CN 207268745U
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- test
- prosthetic finger
- fingerprint chip
- adjustment screw
- prosthetic
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Abstract
It the utility model is related to fingerprint chip testing field, it is therefore an objective to provide a kind of fingerprint chip pressing simulating test device.A kind of fingerprint chip presses simulating test device, including：Base, several transversely arranged test bench units on base, seat is vertically moved equipped with crossbeam and longitudinal driving device and with base by what at least one longitudinal rail was slidably connected, the transverse shifting seat being slidably connected equipped with lateral driver device and with crossbeam by cross slide way, on transverse shifting seat and prosthetic finger test cell that number is identical with test bench unit number；Prosthetic finger test cell is located on the upside of test bench unit and is corresponded with test bench unit.The fingerprint chip presses simulating test device testing efficiency and measuring accuracy is higher.
Description
Technical field
Fingerprint chip testing field is the utility model is related to, especially a kind of fingerprint chip pressing simulating test device.
Background technology
Fingerprint identification technology has obtained extensively in fields such as smart mobile phone, attendance recorder, safety door inhibition and port customs clearances
Using；The performance of fingerprint chip is particularly significant to the performance for improving fingerprint identification device；The fingerprint that people refers to pressing fingerprint chip is known
Other region can produce electric signal, and electric signal, which is delivered to controller, could carry out procedure identification；The different fingerprint chip of purposes to by
Pressure size has different requirements, it is therefore desirable to pair of the pressing force size and the size of the electric signal of generation of fingerprint chip
It should be related to carry out testing, sorting；Pressing fingerprint chip is referred to by people and carries out the pressing test of fingerprint chip, there are pressing testing efficiency
The relatively low deficiency with measuring accuracy；Therefore, the higher fingerprint chip of a kind of fingerprint chip testing efficiency and measuring accuracy is designed to press
Simulating test device is pressed, becomes urgent problem to be solved.
Utility model content
The purpose of this utility model is to overcome refer to pressing fingerprint chip by people at present to carry out the pressing survey of fingerprint chip
, there is pressing testing efficiency and the relatively low deficiency of measuring accuracy in examination, there is provided a kind of fingerprint chip testing efficiency and measuring accuracy compared with
High fingerprint chip pressing simulating test device.
The concrete technical scheme of the utility model is：
A kind of fingerprint chip presses simulating test device, including：Base；The fingerprint chip pressing simulating test device
Further include：Several transversely arranged test bench units on base, equipped with crossbeam and longitudinal driving device and and base
Seat is vertically moved by what at least one longitudinal rail was slidably connected, passes through cross slide way equipped with lateral driver device and with crossbeam
The transverse shifting seat being slidably connected, on transverse shifting seat and the test of prosthetic finger that number is identical with test bench unit number is single
Member；Prosthetic finger test cell is located on the upside of test bench unit and is corresponded with test bench unit.Fingerprint chip pressing simulation
Test device has multiple test stations, longitudinal driving device driving crossbeam lengthwise movement, and lateral driver device driving laterally moves
Dynamic seat transverse movement, replaces manually detecting, repeatability and stability are high, testing efficiency and survey by prosthetic finger test cell
It is higher to try precision.
Preferably, the prosthetic finger test cell includes：The cylinder mounting base being connected with transverse shifting seat, structure letter
Single compact, prosthetic finger tested cylinder being connected with cylinder mounting base, the vacation that upper end is connected with the piston rod of prosthetic finger tested cylinder
Finger test adaptor block, is connected with prosthetic finger test adaptor block and equipped with the prosthetic finger of several adjustment screw holes vertically arranged
Test position fix plate, the adjustment screw being threadedly coupled with an adjustment screw hole, both ends connect with transverse shifting seat and adjustment screw respectively
The prosthetic finger test pressure spring connect, the prosthetic finger test vertical guide that upper end is connected with prosthetic finger test adaptor block, if equipped with
The dry vacation being connected positioned at fingerprint chip upside and transversely arranged test prosthetic finger and with prosthetic finger test vertical guide lower end
Finger measuring head；The sliding block of prosthetic finger test vertical guide is connected with transverse shifting seat；The pressure connected with prosthetic finger tested cylinder
Contracting air intake conduit is equipped with prosthetic finger test pressure reducing valve.Prosthetic finger test cell tests the pressure of pressure reducing valve by adjusting prosthetic finger
Power, and be threadedly coupled by adjusting screw rod with corresponding one adjustment screw hole, the precompression of fine setting prosthetic finger test pressure spring,
Make the lower pressure of test prosthetic finger corresponding with the specification of tested fingerprint chip, improve measuring accuracy.
Preferably, the prosthetic finger test cell further includes：Equipped with the adjustment screw that length direction is above-below direction
The adjustment limiting plate of spacing slot hole；The spacing slot hole of adjustment screw is sleeved on the screw rod of adjustment screw outside and the width and tune of spacing slot hole
The outside diameter matching of whole screw rod.Adjustment limiting plate equipped with the spacing slot hole of adjustment screw is beneficial to the stability for improving adjustment screw.
Preferably, the base includes：Bottom plate, the prosthetic finger test cell fulcrum bearing arranged on bottom plate upper end, is located at
Prosthetic finger test cell fulcrum bearing side and the longeron for being equipped with several pillars being connected with bottom plate upper end；Longitudinal rail has two
It is a；One longitudinal rail is connected with bottom plate upper end；Another longitudinal rail is connected with longeron upper end.The structural stability of base
It is good；Prosthetic finger test cell fulcrum bearing is installed easy to prosthetic finger test cell.
Preferably, the test bench unit includes：Upper end is equipped with the test substrate of storage tank, is tested equipped with supporting
The pressure sensor of substrate and the sensor holder being connected with prosthetic finger test cell fulcrum bearing, equipped with printed circuit pinboard and with
The fingerprint chip carrier that accommodating groove bottom is detachably connected, the accommodating hole arranged on fingerprint chip carrier upper end and the finger in accommodating hole
Line chip.The pressure sensor of test bench unit supports test substrate, and fingerprint chip carrier is equipped with printed circuit pinboard, fingerprint
Chip be arranged on fingerprint chip carrier upper end accommodating hole in, it is compact-sized and easy to test；The fingerprint chip carrier root of test bench unit
It can be convenient for changing according to the specification of tested fingerprint chip.
Preferably, the longitudinal driving device includes：The vertical drive motor being connected with longeron, with zigzag tread patterns electricity
The zigzag tread patterns active synchronization wheel of the output axis connection of machine, with longeron pivot joint the driven synchronizing wheel of zigzag tread patterns, respectively with longitudinal direction
The zigzag tread patterns synchronous belt for driving active synchronization wheel and the driven synchronizing wheel of zigzag tread patterns to be sequentially connected；The one of zigzag tread patterns synchronous belt
The other end of side and crossbeam connects.Longitudinal driving device is simple and practical in structure.
Preferably, the lateral driver device includes：The horizontal drive motor being connected with crossbeam one end, with horizontal drive
The laterally driven active synchronization wheel of the output axis connection of dynamic motor, the laterally driven driven synchronizing wheel with the pivot joint of the crossbeam other end,
The laterally driven synchronous belt being sequentially connected respectively with laterally driven active synchronization wheel and laterally driven driven synchronizing wheel；It is laterally driven
A side of synchronous belt is connected with transverse shifting seat.Lateral driver device is simple and practical in structure.
Compared with prior art, the beneficial effects of the utility model are：Fingerprint chip pressing simulating test device has
Multiple test stations, longitudinal driving device driving crossbeam lengthwise movement, lateral driver device driving transverse shifting seat transverse movement,
Replace manually detecting by prosthetic finger test cell, repeatability and stability are high, and testing efficiency and measuring accuracy are higher.It is false
Finger test cell tests the pressure of pressure reducing valve by adjusting prosthetic finger, and by adjusting screw rod and corresponding one adjustment screw hole
It is threadedly coupled, the precompression of fine setting prosthetic finger test pressure spring, makes the lower pressure of test prosthetic finger and tested fingerprint core
The specification of piece corresponds to, and improves measuring accuracy.Adjustment limiting plate equipped with the spacing slot hole of adjustment screw is beneficial to improve adjustment screw
Stability.The structural stability of base is good；Prosthetic finger test cell fulcrum bearing is installed easy to prosthetic finger test cell.Test bench list
The pressure sensor of member supports test substrate, and fingerprint chip carrier is equipped with printed circuit pinboard, fingerprint chip is arranged on fingerprint core
In the accommodating hole of bar upper end, it is compact-sized and easy to test；The fingerprint chip carrier of test bench unit is according to tested fingerprint chip
Specification can be convenient for changing.Longitudinal driving device, lateral driver device are simple and practical in structure.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the utility model；
Fig. 2 is the structure diagram of prosthetic finger test cell.
In figure：Base 1, bottom plate 11, prosthetic finger test cell fulcrum bearing 12, pillar 13, longeron 14, test bench unit 2, appearance
Put groove 21, test substrate 22, pressure sensor 23, sensor holder 24, printed circuit pinboard 25, fingerprint chip carrier 26, accommodating
Hole 27, fingerprint chip 28, vertically move seat 3, crossbeam 31, vertical drive motor 32, zigzag tread patterns active synchronization wheel 33, longitudinal direction drive
Move driven synchronizing wheel 34, zigzag tread patterns synchronous belt 35, longitudinal rail 4, cross slide way 5, transverse shifting seat 6, horizontal drive motor
61st, laterally driven synchronous belt 62, prosthetic finger test cell 7, cylinder mounting base 71, prosthetic finger tested cylinder 72, prosthetic finger test
Transfer block 73, adjustment screw hole 74, prosthetic finger test position fix plate 75, adjustment screw 76, prosthetic finger test pressure spring 77, prosthetic finger
Test vertical guide 78, test prosthetic finger 79, prosthetic finger measuring head 710, the spacing slot hole 711 of adjustment screw, adjustment limiting plate
712。
Embodiment
It is shown below in conjunction with the accompanying drawings that the utility model is described further.
As shown in attached drawing 1, attached drawing 2：A kind of fingerprint chip presses simulating test device, including：Base 1, on base 1
Four transversely arranged test bench units 2, pass through two longitudinal rails equipped with crossbeam 31 and longitudinal driving device and with base 1
4 be slidably connected vertically move seat 3, the transverse direction being slidably connected equipped with lateral driver device and with crossbeam 31 by cross slide way 5
Mobile base 6, on transverse shifting seat 6 and 7 prosthetic finger of prosthetic finger test cell that 2 numbers of number and test bench unit are identical is surveyed
Examination unit 7 is located at the upside of test bench unit 2 and is corresponded with test bench unit 2.
The prosthetic finger test cell 7 includes：The cylinder mounting base 71 being connected with 6 screw of transverse shifting seat, with cylinder
The prosthetic finger tested cylinder 72 of 71 screw of mounting base connection, the vacation that upper end is connected with the piston rod thread of prosthetic finger tested cylinder 72
Finger test adaptor block 73, is connected with 73 screw of prosthetic finger test adaptor block and equipped with the three adjustment screw holes 74 vertically arranged
Prosthetic finger test position fix plate 75, and the adjustment screw 76 that is threadedly coupled of adjustment screw hole 74, both ends respectively with transverse shifting
The prosthetic finger test pressure spring 77 that seat 6 and adjustment screw 76 connect, upper end is connected with 73 screw of prosthetic finger test adaptor block
Prosthetic finger tests vertical guide 78, equipped with two positioned at the upside of fingerprint chip 28 and transversely arranged test prosthetic finger 79 and with vacation
The prosthetic finger measuring head 710 of 78 lower end screw connection of finger test vertical guide；Prosthetic finger test vertical guide 78 sliding block with
6 screw of transverse shifting seat connects；The compressed air inlet pipe road connected with prosthetic finger tested cylinder 72 is equipped with prosthetic finger test and subtracts
Pressure valve (is not drawn into) in attached drawing.
The prosthetic finger test cell 7 further includes：Equipped with the spacing slot hole of adjustment screw that length direction is above-below direction
711 adjustment limiting plate 712；The spacing slot hole 711 of adjustment screw is sleeved on the screw rod of adjustment screw 76 outside and the width of spacing slot hole
Coordinate with the crest clearance of adjustment screw 76.
The base includes：Bottom plate 11, the prosthetic finger test cell fulcrum bearing 12 arranged on 11 upper end of bottom plate, positioned at doing evil through another person
Refer to 12 side of test cell fulcrum bearing and equipped with the longeron 14 for two pillars 13 being connected with 11 upper end screw of bottom plate；Longitudinal rail
4 have two；One longitudinal rail 4 is connected with 11 upper end screw of bottom plate；Another longitudinal rail 4 is connected with 14 upper end of longeron.
The test bench unit 2 includes：Upper end is equipped with the test substrate 22 of storage tank 21, equipped with supporting test substrate
22 pressure sensor 23 and the sensor holder 24 being connected with 12 screw of prosthetic finger test cell fulcrum bearing, turn equipped with printed circuit
Fishplate bar 25 and the fingerprint chip carrier 26 being connected with 21 bottom surface screw of storage tank, 27 He of accommodating hole arranged on 26 upper end of fingerprint chip carrier
Fingerprint chip 28 in accommodating hole 27.
The longitudinal driving device includes：The vertical drive motor 32 being connected with 14 screw of longeron, with zigzag tread patterns electricity
The zigzag tread patterns active synchronization wheel 33 of the output shaft key connection of machine 32, it is driven same by the zigzag tread patterns of bearing hinge joint with longeron 14
Step wheel 34, it is synchronous with the zigzag tread patterns that zigzag tread patterns active synchronization wheel 33 and the driven synchronizing wheel 34 of zigzag tread patterns are sequentially connected respectively
Band 35；A side of zigzag tread patterns synchronous belt 35 is connected with the other end screw of crossbeam 31.
The lateral driver device includes：The horizontal drive motor 61 being connected with 31 one end screw of crossbeam, with horizontal drive
The laterally driven active synchronization wheel (being not drawn into attached drawing) of the output shaft key connection of dynamic motor 61, passes through axis with 31 other end of crossbeam
Hold the laterally driven driven synchronizing wheel (being not drawn into attached drawing) of pivot joint, respectively with laterally driven active synchronization wheel and it is laterally driven from
The laterally driven synchronous belt 62 that dynamic synchronizing wheel is sequentially connected；A side of laterally driven synchronous belt 62 and 6 screw of transverse shifting seat
Connection.
Fingerprint chip 28 is placed on corresponding fingerprint chip by the test method of 28 test device of fingerprint chip, (1)
In the accommodating hole 27 of seat 26, and fingerprint chip carrier 26 is connected with 21 bottom surface screw of storage tank；Adjust prosthetic finger test pressure reducing valve
Pressure, and by adjusting screw rod 76 with corresponding one adjustment screw hole 74 be threadedly coupled, fine setting prosthetic finger test pressure spring
77 precompression, makes the lower pressure of test prosthetic finger 79 corresponding with the specification of tested fingerprint chip 28；(2) zigzag tread patterns fill
Driving 31 lengthwise movement of crossbeam is put, makes test prosthetic finger 79 opposite with 28 upper end of fingerprint chip；(3) prosthetic finger tested cylinder 72
Piston rod stretches out, and is moved downward through prosthetic finger test adaptor block 73, prosthetic finger test vertical guide 78, prosthetic finger measuring head 710,
Prosthetic finger pushes down 28 upper end of fingerprint chip, and pressure sensor 23 sends the pressure value measured to controller；(4) according to tested
Two different sizes of the fingerprint chip 28 of examination, the specification and quilt of two test prosthetic fingers 79 that prosthetic finger measuring head 710 is equipped with
The specification of the fingerprint chip 28 of test corresponds；When replacing different size fingerprint chip 28, according to tested fingerprint chip
28 specification replaces fingerprint chip carrier 26, and fingerprint chip 28 is placed in storage tank 21；Lateral driver device driving laterally moves
Dynamic seat 6, prosthetic finger test vertical guide 78,710 transverse movement of prosthetic finger measuring head, the rule of fingerprint chip 28 for making and being tested
It is opposite with the upper end of tested fingerprint chip 28 that the corresponding test prosthetic finger 79 of lattice moves to test position.
The beneficial effects of the utility model are：Fingerprint chip pressing simulating test device has multiple test stations, indulges
Crossbeam lengthwise movement is driven to driving device, lateral driver device driving transverse shifting seat transverse movement, is tested by prosthetic finger
Unit replaces manually detecting, and repeatability and stability are high, and testing efficiency and measuring accuracy are higher.Prosthetic finger test cell leads to
The pressure of adjustment prosthetic finger test pressure reducing valve is crossed, and is threadedly coupled by adjusting screw rod with corresponding one adjustment screw hole, fine setting
Prosthetic finger tests the precompression of pressure spring, makes the lower pressure of test prosthetic finger corresponding with the specification of tested fingerprint chip,
Improve measuring accuracy.Adjustment limiting plate equipped with the spacing slot hole of adjustment screw is beneficial to the stability for improving adjustment screw.Base
Structural stability is good；Prosthetic finger test cell fulcrum bearing is installed easy to prosthetic finger test cell.The pressure sensing of test bench unit
Device supports test substrate, and fingerprint chip carrier is equipped with printed circuit pinboard, fingerprint chip is arranged on the appearance of fingerprint chip carrier upper end
Put in hole, it is compact-sized and easy to test；The fingerprint chip carrier of test bench unit can be square according to the specification of tested fingerprint chip
Just replace.Longitudinal driving device, lateral driver device are simple and practical in structure.
It is apparent to one skilled in the art that the utility model can change into various ways, and such change is not
Think to depart from the scope of the utility model.All such technical staff to the field obviously change, and will include
Within the scope of present claims.
Claims (7)
1. a kind of fingerprint chip presses simulating test device, including：Base；It is characterized in that the fingerprint chip pressing simulation
Test device further includes：Several transversely arranged test bench units on base, equipped with crossbeam and longitudinal driving device
And seat is vertically moved by what at least one longitudinal rail was slidably connected with base, pass through equipped with lateral driver device and with crossbeam
The transverse shifting seat that cross slide way is slidably connected, arranged on vertically moving the output that on seat and number is identical with test bench unit number
Signal testing unit；Prosthetic finger test cell is located on the upside of test bench unit and is corresponded with test bench unit.
2. fingerprint chip according to claim 1 presses simulating test device, it is characterized in that：The prosthetic finger test is single
Member includes：The cylinder mounting base being connected with transverse shifting seat, the prosthetic finger tested cylinder being connected with cylinder mounting base, upper end and vacation
The prosthetic finger test adaptor block of the piston rod connection of finger tested cylinder, is connected with prosthetic finger test adaptor block and equipped with vertically
The prosthetic finger test position fix plate of several adjustment screw holes of arrangement, the adjustment screw being threadedly coupled with an adjustment screw hole, both ends
The prosthetic finger test pressure spring being connected respectively with transverse shifting seat and adjustment screw, upper end is connected with prosthetic finger test adaptor block
Prosthetic finger test vertical guide, equipped with several transversely arranged test prosthetic fingers and with prosthetic finger test vertical guide lower end
The prosthetic finger measuring head of connection；The sliding block of prosthetic finger test vertical guide is connected with transverse shifting seat；With prosthetic finger tested cylinder
The compressed air inlet pipe road of connection is equipped with prosthetic finger test pressure reducing valve.
3. fingerprint chip according to claim 2 presses simulating test device, it is characterized in that：The prosthetic finger test is single
Member further includes：Adjustment limiting plate equipped with length direction for the spacing slot hole of adjustment screw of above-below direction；The spacing length of adjustment screw
Hole is sleeved on the screw rod of adjustment screw outside and the width of spacing slot hole is matched with the outside diameter of adjustment screw.
4. the fingerprint chip pressing simulating test device according to claim 1 or 2 or 3, it is characterized in that：The base bag
Include：Bottom plate, the prosthetic finger test cell fulcrum bearing arranged on bottom plate upper end, positioned at prosthetic finger test cell fulcrum bearing side and is equipped with
The longeron for several pillars being connected with bottom plate upper end；Longitudinal rail has two；One longitudinal rail is connected with bottom plate upper end；Separately
One longitudinal rail is connected with longeron upper end.
5. fingerprint chip according to claim 4 presses simulating test device, it is characterized in that：The test bench unit bag
Include：Upper end be equipped with storage tank test substrate, equipped with support test substrate pressure sensor and with prosthetic finger test cell
The sensor holder of fulcrum bearing connection, equipped with printed circuit pinboard and the fingerprint chip carrier that is detachably connected with accommodating groove bottom,
Fingerprint chip arranged on the accommodating hole of fingerprint chip carrier upper end and in accommodating hole.
6. fingerprint chip according to claim 4 presses simulating test device, it is characterized in that：The longitudinal driving device
Including：The vertical drive motor being connected with longeron, the zigzag tread patterns active synchronization wheel with the output axis connection of vertical drive motor,
With the driven synchronizing wheel of zigzag tread patterns of longeron pivot joint, passed respectively with zigzag tread patterns active synchronization wheel and the driven synchronizing wheel of zigzag tread patterns
The zigzag tread patterns synchronous belt of dynamic connection；A side of zigzag tread patterns synchronous belt and the other end of crossbeam connect.
7. the fingerprint chip pressing simulating test device according to claim 1 or 2 or 3, it is characterized in that：The horizontal drive
Dynamic device includes：The horizontal drive motor being connected with crossbeam one end, it is laterally driven with the output axis connection of horizontal drive motor
Active synchronization wheel, with the crossbeam other end pivot joint laterally driven driven synchronizing wheel, respectively with laterally driven active synchronization wheel and horizontal stroke
To the laterally driven synchronous belt for driving driven synchronizing wheel to be sequentially connected；A side of laterally driven synchronous belt connects with transverse shifting seat
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085817.9U CN207268745U (en) | 2017-08-28 | 2017-08-28 | Fingerprint chip presses simulating test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721085817.9U CN207268745U (en) | 2017-08-28 | 2017-08-28 | Fingerprint chip presses simulating test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207268745U true CN207268745U (en) | 2018-04-24 |
Family
ID=61961542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721085817.9U Active CN207268745U (en) | 2017-08-28 | 2017-08-28 | Fingerprint chip presses simulating test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207268745U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632214A (en) * | 2017-08-28 | 2018-01-26 | 杭州长川科技股份有限公司 | Fingerprint chip presses simulating test device and method of testing |
| CN108405380A (en) * | 2018-05-02 | 2018-08-17 | 江苏匠心信息科技有限公司 | A kind of graphene chip manufacture screening plant |
-
2017
- 2017-08-28 CN CN201721085817.9U patent/CN207268745U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632214A (en) * | 2017-08-28 | 2018-01-26 | 杭州长川科技股份有限公司 | Fingerprint chip presses simulating test device and method of testing |
| CN108405380A (en) * | 2018-05-02 | 2018-08-17 | 江苏匠心信息科技有限公司 | A kind of graphene chip manufacture screening plant |
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