CN108169587A - A kind of fingerprint module prosthetic finger test device of dead weight mode - Google Patents
A kind of fingerprint module prosthetic finger test device of dead weight mode Download PDFInfo
- Publication number
- CN108169587A CN108169587A CN201711274276.9A CN201711274276A CN108169587A CN 108169587 A CN108169587 A CN 108169587A CN 201711274276 A CN201711274276 A CN 201711274276A CN 108169587 A CN108169587 A CN 108169587A
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- CN
- China
- Prior art keywords
- fingerprint module
- prosthetic finger
- pressure
- fixing axle
- fixed
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
Abstract
The present invention relates to a kind of fingerprint module prosthetic finger test devices of dead weight mode,Including a pressure apparatus,One device pedestal,One fingerprint module support plate,Fixing axle,One fixes panel,One stroke elbow presss from both sides,The fixing axle is installed in the fixed panel on device pedestal,The fingerprint module support plate is mounted on device pedestal centre position,The stroke elbow sandwiched is placed in fixed panel top,The end of the trip elbow folder is connect with the pressure apparatus to be moved up and down to apply constant pressure to the fingerprint module on fingerprint module support plate with control pressure device,The pressure apparatus is socketed with the fixing axle,The present invention is pressed from both sides driving pressure device by stroke elbow and is moved up and down,And pass through upper connecting rod,Spring,The cooperation of lower link,Using counterweight as constant pressure,For fingerprint module, the pushing of prosthetic finger provides constant pressure during finished product test,Ensure that the constant pressure of prosthetic finger is born on fingerprint module surface,Obtain clearly fingerprint imaging.
Description
Technical field
The present invention relates to a kind of tests of the fingerprint module prosthetic finger of fingerprint module testing field more particularly to dead weight mode to fill
It puts.
Background technology
At present, electronic product (such as mobile phone) has started to import fingerprint identification function, and the consumer electronics products such as mobile phone
The relevant technologies and production technology for providing the fingerprint recognition module of the function are in the not perfect stage, wherein, finished product test is just
It is one of them.Since the test of fingerprint module needs the acquisition fingerprint image during the prosthetic finger of fixation pressure pushes, at present
The prosthetic finger test device prosthetic finger down force pressure that most manufacturers use is uneven, and can not ensure that each product was being tested
Constant pressure is preserved in journey, this has very big influence to finished product test so that fingerprint imaging is unintelligible.
Invention content
In view of the above-mentioned state of the art, the technical problems to be solved by the invention are to provide a kind of dead weight mode
Fingerprint module prosthetic finger test device, the device ensure that the constant pressure of prosthetic finger is born on fingerprint module surface, and can obtain clear
Clear fingerprint imaging.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of fingerprint module prosthetic finger of dead weight mode
Test device fixes panel, one stroke elbow including a pressure apparatus, a device pedestal, a fingerprint module support plate, fixing axle, one
Folder, the fixing axle are installed in the fixed panel on device pedestal, and the fingerprint module support plate is mounted on device pedestal
Centre position, the stroke elbow sandwiched are placed in fixed panel top, the end of the trip elbow folder connect with the pressure apparatus with
Control pressure device is moved up and down so as to apply constant pressure to the fingerprint module on fingerprint module support plate, the pressure apparatus with it is described
Fixing axle is socketed.
Further, counterweight, scale pan, bearing, the bearing that the pressure apparatus includes setting gradually from top to bottom are fixed
Block, fixed plate, upper connecting rod, spring, pressure head, lower link, prosthetic finger fixed frame, prosthetic finger, the bearing fixed block are mounted on institute
The upper surface of fixed plate is stated, the bearing is mounted on bearing fixed block, the upper connecting rod and fixed plate, bearing fixed block, axis
The company of wearing is held, the scale pan is arranged on the top of upper connecting rod, and the counterweight is set on scale pan, and the pressure head is mounted on described
The lower surface of fixed plate, the lower link and pressure head grafting, the spring are built in pressure head, the top of the spring and upper connecting rod
Bottom be connected, the bottom end of the spring is connected with the top of lower link, and the prosthetic finger fixed frame is connected with the bottom of lower link,
The prosthetic finger is mounted on prosthetic finger fixed frame, and the fixed plate is fixedly connected with the end that the stroke elbow presss from both sides.
Further, the first limited block for having and coordinating with fixed plate is expanded in the bottom of the upper connecting rod, first limited block
On be provided with first groove on connecting spring top, expand the second limited block for having and coordinating with pressure head at the top of the lower link, should
The second groove of connecting spring bottom end is provided on second limited block, the first groove, the second groove are used for fixed spring so that spring
Both ends always with upper connecting rod, lower link push against.
Further, the fixing axle is socketed with the fixed plate and is slided up and down to guide pressure device along fixing axle,
The fixing axle two is one group, and is symmetrical set.
Further, the bottom of the fixing axle is screwed on device pedestal, is arranged in the fixing axle
There is a buffer spring, the junction of the fixing axle and fixed plate is provided with axle sleeve, and buffer spring provides slow for pressure apparatus pushing
Punching, and play a protective role to prosthetic finger.
Further, the center position on the fingerprint module support plate is provided with the storage tank that can place fingerprint module.
Further, the prosthetic finger is made of conductive rubber.
Compared with prior art, the advantage of the invention is that：The present invention is pressed from both sides by stroke elbow and is moved down on driving pressure device
It is dynamic, and pass through the cooperation of upper connecting rod, spring, lower link, it is fingerprint module in finished product test process using counterweight as constant pressure
The pushing of middle prosthetic finger provides constant pressure, ensures that the constant pressure of prosthetic finger is born on fingerprint module surface, acquisition clearly refers to
Line is imaged, the configuration of the present invention is simple, and the pressure that prosthetic finger pushes is the gravity of counterweight, ensures that pressure is constant, finished product test effect
Fruit is stablized.
Description of the drawings
Fig. 1 is the assembling schematic diagram of the present invention；
Fig. 2 is side cross-sectional, view when stroke elbow of the present invention folder lifts；
Fig. 3 is side cross-sectional, view when stroke elbow of the present invention folder pushes；
Fig. 4 is the schematic diagram of pressure apparatus of the present invention；
As shown in the figure, 1 stroke elbow presss from both sides, and 2 fixation panels, 3 counterweights, 4 scale pans, 5 upper connecting rods, 6 bearings, 7 bearing fixed blocks,
8 fixed plates, 9 springs, 10 pressure heads, 11 lower links, 12 prosthetic finger fixed frames, 13 prosthetic fingers, 14 fingerprint modules, 15 fingerprint modules carry
Plate, 16 device pedestals, 17 fixing axles, 18 buffer springs, 19 pressure apparatus, 20 first limited blocks, 21 first grooves, 22 second limits
Position block, 23 second grooves, 24 axle sleeves, 25 storage tanks.
Specific embodiment
As shown in Figs 1-4, the fingerprint module prosthetic finger test device of a kind of dead weight mode, including a pressure apparatus 19, one
Device pedestal 16, a fingerprint module support plate 15, fixing axle 17, one fix panel 2, one stroke elbow folder 1, the fixing axle 17 and institute
It states fixed panel 2 to be installed on device pedestal 16, the fingerprint module support plate 15 is mounted on 16 centre position of device pedestal, institute
It states the center position on fingerprint module support plate 15 and is provided with the storage tank 25 that can place fingerprint module 14, the stroke elbow folder 1 is set
Fixed 2 top of panel is placed in, stroke elbow folder 1 can adjust displacement, the trip elbow folder 1 up and down in the installation site of fixed panel 2
End connect with the pressure apparatus 19 and moved up and down with control pressure device 19 so as to the finger on fingerprint module support plate 15
Line module 14 applies constant pressure, and the pressure apparatus 19 is socketed with the fixing axle 17, and the pressure apparatus 19 is included from top to bottom
Counterweight 3, scale pan 4, bearing 6, bearing fixed block 7, fixed plate 8, upper connecting rod 5, spring 9, pressure head 10, the lower link set gradually
11st, prosthetic finger fixed frame 12, prosthetic finger 13, the bearing fixed block 7 are mounted on the upper surface of the fixed plate 8, the bearing 6
On bearing fixed block 7, the upper connecting rod 5 and fixed plate 8, bearing fixed block 7,6 company of wearing of bearing, the scale pan 4 are set
It puts at the top of upper connecting rod 5, the counterweight 3 is set on scale pan 4, and the pressure head 10 is mounted on the following table of the fixed plate 8
Face, the lower link 11 and 10 grafting of pressure head, the spring 9 are built in pressure head 10, top and the upper connecting rod 5 of the spring 9
Bottom is connected, and the bottom end of the spring 9 is connected with the top of lower link 11, the bottom of the prosthetic finger fixed frame 12 and lower link 11
It is connected, the prosthetic finger 13 is mounted on prosthetic finger fixed frame 12, and the fixed plate 8 and the end of stroke elbow folder 1 are fixed
Connection, the bottom of the upper connecting rod 5 is expanded the first limited block 20 for having and coordinating with fixed plate 8, is provided on first limited block 20
The second limited block 22 for having and coordinating with pressure head 10 is expanded at first groove 21 on 9 top of connecting spring, the top of the lower link 11,
The second groove 23 of 9 bottom end of connecting spring is provided on second limited block 22, the first groove 21, the second groove 23 are used to fix bullet
Spring 9 so that the both ends of spring 9 push against always with upper connecting rod 5, lower link 11, and the upper connecting rod 5, spring 9, lower link 11 are in
In straight line vertically downward, upper connecting rod 5 can freely be slided up and down by bearing 6, and lower link 11 can be in pressure head 10
Wall is free to slide, and after stroke elbow folder 1 pushes, the gravity of counterweight 3 can be transmitted to vacation by upper connecting rod 5, spring 9, lower link 11
On finger 13, ensure that pressure is constant, the fixing axle 17 and the fixed plate 8 are socketed to guide pressure device 19 along fixing axle
17 slide up and down, and the fixing axle 17 two is one group, and is symmetrical set, and the bottom of the fixing axle 17 is screwed
On device pedestal 16, buffer spring 18, the junction of the fixing axle 17 and fixed plate 8 are arranged in the fixing axle 17
Axle sleeve 24 is provided with, buffer spring 18 provides buffering, and play a protective role to prosthetic finger 13 for the pushing of pressure apparatus 19, described
Prosthetic finger 13 is made of conductive rubber, and the prosthetic finger fixed frame 12 is made of copper product, and the counterweight 3 is copper or Steel material system
Into the quality of the counterweight 3 is fixed, which provides constant pressure for prosthetic finger 13, and described device pedestal 16 is bakelite or steel
Material is made, and surface is handled by spray painting, and the fingerprint module support plate 15 is made of aluminium sheet, shows to handle by spray painting, and by
Screw is fixed on device pedestal 16.
In use, when stroke elbow folder 1 lifts, as shown in Fig. 2, prosthetic finger 13 leaves fingerprint module 14, on lower link 11
The second limited block 22 be resisted against the bottom of pressure head 10, the gravity of counterweight 3 is made by upper connecting rod 5, spring 9, lower link 11 at this time
It uses on pressure head 10, then is applied on stroke elbow folder 1 by fixed plate 8, at this point, the gravity of counterweight 3 is all held by stroke elbow folder 1
Load；When stroke elbow folder 1 pushes, as shown in figure 3,1 drive fixed plate 8 of stroke elbow folder is moved down along fixing axle 17, until prosthetic finger
13 offset with fingerprint module 14, and the bottom of the second limited block 22 and pressure head 10 on lower link 11 is detached from, at this time the weight of counterweight 3
Power is applied to by upper connecting rod 5, spring 9, lower link 11, prosthetic finger fixed frame 12, prosthetic finger 13 on fingerprint module 14, so as to give
14 surface of fingerprint module provides constant pressure so that pressure is constant in test process, obtains clearly fingerprint imaging.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of skill in the art that it still can be right
Technical solution recorded in foregoing embodiments modifies or which part technical characteristic is replaced on an equal basis；And this
A little modifications are replaced, the spirit and model of various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (7)
1. the fingerprint module prosthetic finger test device of a kind of dead weight mode, which is characterized in that including a pressure apparatus (19), a dress
Bottom set seat (16), a fingerprint module support plate (15), fixing axle (17), one fix panel (2), one stroke elbow folder (1), the fixation
Axis (17) is installed in the fixed panel (2) on device pedestal (16), and the fingerprint module support plate (15) is mounted on device
Pedestal (16) centre position, the stroke elbow folder (1) are set to fixed panel (2) top, the end of the trip elbow folder (1) and institute
Pressure apparatus (19) connection is stated to move up and down so as to the fingerprint mould on fingerprint module support plate (15) with control pressure device (19)
Group (14) applies constant pressure, and the pressure apparatus (19) is socketed with the fixing axle (17).
2. the fingerprint module prosthetic finger test device of a kind of dead weight mode according to claim 1, which is characterized in that described
Pressure apparatus (19) includes the counterweight (3), scale pan (4), bearing (6), bearing fixed block (7), solid that sets gradually from top to bottom
Fixed board (8), upper connecting rod (5), spring (9), pressure head (10), lower link (11), prosthetic finger fixed frame (12), prosthetic finger (13), institute
Bearing fixed block (7) is stated mounted on the upper surface of the fixed plate (8), the bearing (6) on bearing fixed block (7),
The upper connecting rod (5) and fixed plate (8), bearing fixed block (7), bearing (6) company of wearing, the scale pan (4) are arranged on upper connecting rod
(5) top, the counterweight (3) are set on scale pan (4), and the pressure head (10) is mounted on the following table of the fixed plate (8)
Face, the lower link (11) and pressure head (10) grafting, the spring (9) are built in pressure head (10), the top of the spring (9) with
The bottom of upper connecting rod (5) is connected, and the bottom end of the spring (9) is connected with the top of lower link (11), the prosthetic finger fixed frame
(12) bottom with lower link (11) is connected, and the prosthetic finger (13) is on prosthetic finger fixed frame (12), the fixed plate
(8) end with stroke elbow folder (1) is fixedly connected.
3. the fingerprint module prosthetic finger test device of a kind of dead weight mode according to claim 2, which is characterized in that described
Expand the first limited block (20) having with fixed plate (8) cooperation, the company of being provided on first limited block (20) in the bottom of upper connecting rod (5)
First groove (21) on spring (9) top is connect, the second limit having with pressure head (10) cooperation is expanded at the top of the lower link (11)
Position block (22) is provided with second groove (23) of connecting spring (9) bottom end on second limited block (22).
4. the fingerprint module prosthetic finger test device of a kind of dead weight mode according to claim 2, which is characterized in that described
Fixing axle (17) is socketed with the fixed plate (8) and is slided up and down to guide pressure device (19) along fixing axle (17), this is fixed
(17) two, axis is one group, and is symmetrical set.
5. the fingerprint module prosthetic finger test device of a kind of dead weight mode according to claim 4, which is characterized in that described
The bottom of fixing axle (17) is screwed on device pedestal (16), and buffer spring is arranged in the fixing axle (17)
(18), the fixing axle (17) and the junction of fixed plate (8) are provided with axle sleeve (24).
6. the fingerprint module prosthetic finger test device of a kind of dead weight mode according to claim 1, which is characterized in that described
Center position on fingerprint module support plate (15) is provided with the storage tank (25) that can place fingerprint module (14).
7. the fingerprint module prosthetic finger test device of a kind of dead weight mode according to claim 2, which is characterized in that described
Prosthetic finger (13) is made of conductive rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711274276.9A CN108169587A (en) | 2017-12-06 | 2017-12-06 | A kind of fingerprint module prosthetic finger test device of dead weight mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711274276.9A CN108169587A (en) | 2017-12-06 | 2017-12-06 | A kind of fingerprint module prosthetic finger test device of dead weight mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108169587A true CN108169587A (en) | 2018-06-15 |
Family
ID=62525206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711274276.9A Pending CN108169587A (en) | 2017-12-06 | 2017-12-06 | A kind of fingerprint module prosthetic finger test device of dead weight mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108169587A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458927A (en) * | 2018-03-05 | 2018-08-28 | 杭州长川科技股份有限公司 | Fingerprint module is from removing contamination mechanism for testing and test method of removing contamination certainly |
| CN111965526A (en) * | 2020-08-24 | 2020-11-20 | 深圳市华力宇电子科技有限公司 | Fingerprint chip testing device with fake finger mechanism |
| CN113478884A (en) * | 2021-06-29 | 2021-10-08 | 歌尔科技有限公司 | Mounting device |
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| CN1932538A (en) * | 2006-09-29 | 2007-03-21 | 赖贵城 | Weight gravity tester |
| CN104715232A (en) * | 2013-12-17 | 2015-06-17 | 神盾股份有限公司 | Fake finger identification device and method |
| CN204903679U (en) * | 2015-08-29 | 2015-12-23 | 深圳市强瑞电子有限公司 | Fingerprint module accredited testing organization |
| CN105717396A (en) * | 2016-03-29 | 2016-06-29 | 东莞华贝电子科技有限公司 | Fingerprint module testing device |
| CN205982468U (en) * | 2016-08-18 | 2017-02-22 | 苏州迈瑞微电子有限公司 | Fingerprint identification module sensitivity test fixture |
| KR101709305B1 (en) * | 2015-11-25 | 2017-02-23 | 주식회사 엔티에스 | Socket for testing finger scan sensor |
| CN206311724U (en) * | 2016-12-27 | 2017-07-07 | 江苏凯尔生物识别科技有限公司 | Smart mobile phone fingerprint module justifying measurement jig |
| CN207557377U (en) * | 2017-12-06 | 2018-06-29 | 江西合力泰科技有限公司 | A kind of fingerprint module prosthetic finger test device of dead weight mode |
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2017
- 2017-12-06 CN CN201711274276.9A patent/CN108169587A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1932538A (en) * | 2006-09-29 | 2007-03-21 | 赖贵城 | Weight gravity tester |
| CN104715232A (en) * | 2013-12-17 | 2015-06-17 | 神盾股份有限公司 | Fake finger identification device and method |
| CN204903679U (en) * | 2015-08-29 | 2015-12-23 | 深圳市强瑞电子有限公司 | Fingerprint module accredited testing organization |
| KR101709305B1 (en) * | 2015-11-25 | 2017-02-23 | 주식회사 엔티에스 | Socket for testing finger scan sensor |
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| CN205982468U (en) * | 2016-08-18 | 2017-02-22 | 苏州迈瑞微电子有限公司 | Fingerprint identification module sensitivity test fixture |
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| CN207557377U (en) * | 2017-12-06 | 2018-06-29 | 江西合力泰科技有限公司 | A kind of fingerprint module prosthetic finger test device of dead weight mode |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108458927A (en) * | 2018-03-05 | 2018-08-28 | 杭州长川科技股份有限公司 | Fingerprint module is from removing contamination mechanism for testing and test method of removing contamination certainly |
| CN108458927B (en) * | 2018-03-05 | 2020-05-26 | 杭州长川科技股份有限公司 | Fingerprint module self-cleaning testing mechanism and self-cleaning testing method |
| CN111965526A (en) * | 2020-08-24 | 2020-11-20 | 深圳市华力宇电子科技有限公司 | Fingerprint chip testing device with fake finger mechanism |
| CN111965526B (en) * | 2020-08-24 | 2023-01-17 | 深圳市华力宇电子科技有限公司 | Fingerprint chip testing device with fake finger mechanism |
| CN113478884A (en) * | 2021-06-29 | 2021-10-08 | 歌尔科技有限公司 | Mounting device |
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