CN207798729U - A kind of test device of fingerprint identification ring DC impedance - Google Patents
A kind of test device of fingerprint identification ring DC impedance Download PDFInfo
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- CN207798729U CN207798729U CN201721849143.5U CN201721849143U CN207798729U CN 207798729 U CN207798729 U CN 207798729U CN 201721849143 U CN201721849143 U CN 201721849143U CN 207798729 U CN207798729 U CN 207798729U
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- China
- Prior art keywords
- lead screw
- test device
- shell
- dustcloth
- motion bar
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Abstract
The utility model provides a kind of test device of fingerprint identification ring DC impedance, including shell, dustcloth, shaft, motion bar, lead screw one, hollow stem, sucker and lead screw two, the enclosure is equipped with shaft, it is wrapped dustcloth in the shaft, the dustcloth right end is equipped with motion bar, the motion bar side is equipped with lead screw one, one left end of the lead screw is equipped with shell, dust reduction capability can be realized in the design, also cleaning can be carried out, the hollow stem lower end is equipped with lead screw two, two upper end of the lead screw extends into inside hollow stem, two lower end of the lead screw is provided with sucker, the design can increase shelf-stability, also adjustable height simultaneously, the utility model promotes service life, increase functional, stability is good, increase the scope of application.
Description
Technical field
The utility model is a kind of test device of fingerprint identification ring DC impedance, belongs to fingerprint identification technology neck
Domain.
Background technology
Fingerprint recognition refers to be differentiated by comparing the details of different fingerprints.Fingerprint identification technology is related to figure
As numerous subjects such as processing, pattern-recognition, computer vision, mathematical morphology, wavelet analysis.Not due to everyone fingerprint
Together, be exactly same people ten refer between, fingerprint also has significant difference, therefore fingerprint can be used for identity authentication.
Operation touch-screen is directly exposed to outer in the test device of existing fingerprint identification ring DC impedance, causes to grasp
A large amount of dust can usually be fallen by making touch screen surface, and dust can influence to operate, while dust can be corroded, and reduced and used the longevity
Life, functional poor, the test device height of existing fingerprint identification ring DC impedance is fixed, but personnel's height is not
Together, cause some personnel to need to bend over to operate, increase labor intensity, cause the scope of application poor.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of fingerprint identification ring DC impedance
Test device, to solve the problems mentioned in the above background technology, the utility model promotes service life, increase it is functional,
Stability is good, increases the scope of application.
To achieve the goals above, the utility model is to realize by the following technical solutions：A kind of fingerprint recognition gold
Belong to the test device of ring DC impedance, including auxiliary body, test device main body and adjustment mechanism, auxiliary body's installation
In test device main body upper end, the test device lower body is equipped with adjustment mechanism, and the auxiliary body includes shell, dust-proof
Cloth, shaft, motion bar and lead screw one, the enclosure is equipped with shaft, dustcloth is wrapped in the shaft, described dust-proof
Cloth right end is equipped with motion bar, and the motion bar side is equipped with lead screw one, and one left end of the lead screw is equipped with shell, and the shell is right
Side is equipped with motion bar, and the enclosure is equipped with dustcloth, and the dustcloth right end is connected across shell with motion bar, institute
It states dustcloth side and is equipped with lead screw one, the shell and motion bar are installed in test device main body upper end, the adjustment machine
Structure includes hollow stem, sucker and lead screw two, and the hollow stem lower end is equipped with lead screw two, and two upper end of the lead screw extends into hollow
Inside bar, two lower end of the lead screw is provided with sucker, and hollow stem is equipped with above the sucker, and the hollow stem is mounted on test and fills
Set lower body.
Further, the adjustment mechanism is equipped with four groups, and adjustment mechanism structure described in four groups is identical, and machine is adjusted described in four groups
Structure uniformly be mounted on test device lower body, the test device lower body by spring hinge respectively with four groups of adjustment machines
Structure is connected.
Further, limiting plate there are two being symmetrically installed in the shaft, and two limiting plates are symmetrically assemblied in dustcloth
Rear and front end is arranged with two disc springs in the shaft, and disc spring is mounted on limiting plate outer end, and the shaft rear and front end is equal
Be connected with shell by bearing, and disc spring and limiting plate are installed in enclosure, the shaft by two disc springs with
Shell is connected.
Further, there are two the lead screw one is set, two lead screws one are symmetrically mounted on shell right end, described in two
Lead screw one is symmetrically assemblied in dustcloth front and rear sides, and the motion bar rear and front end is symmetrically installed there are two bearing block, and two
Bearing block is separately mounted on two lead screws one, and the lead screw one is connected with bearing block by ball nut pair.
Further, the lead screw one is arranged in baffle left end, and baffle right end is equipped with servo motor, the lead screw one
Right end is connected across baffle with servo motor, and the motion bar lower end is equipped with cleaning block, and cleaning block is mounted on test and fills
Set main body upper end.
Further, the hollow stem lower end is equipped with bearer ring, and bearer ring is assemblied in lead screw two, the lead screw two with
Bearer ring is connected by ball nut pair, exhaust pipe is equipped on the sucker, and switch valve is equipped on exhaust pipe.
The beneficial effects of the utility model：A kind of test device of fingerprint identification ring DC impedance, the utility model
Dust reduction capability can be realized by adding shell, dustcloth, shaft, motion bar and lead screw one, the design, can also be cleaned
Work promotes service life, increases functionality, solves to operate in the test device of existing fingerprint identification ring DC impedance and touch
It touches screen to be directly exposed to outside, causes operation touch-screen surface that can usually fall a large amount of dust, dust can influence to operate, simultaneously
The problems such as dust can be corroded, and be reduced the service life, functional difference.
Because of addition hollow stem, sucker and lead screw two, which can increase shelf-stability, while also can adjust height
Degree increases the scope of application, and the test device height for solving existing fingerprint identification ring DC impedance is fixed, but personnel
Height is different, the problems such as causing some personnel to need to bend over to operate, increase labor intensity, cause the scope of application poor.
Because adding spring hinge, which can fold adjustment mechanism, because of addition disc spring and limiting plate, the design
Shaft can be driven to rotate, realize and collect and arrange dustcloth, because addition baffle and servo motor, the design can drive lead screw one
Rotation, because adding cleaning block, which realizes cleaning, because of addition exhaust pipe and switch valve, design suction easy to disassemble
Disk, the utility model promote service life, increase functionality, and stability is good, increase the scope of application.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of the test device of fingerprint identification ring DC impedance of the utility model；
Fig. 2 is the signal of auxiliary body in a kind of test device of fingerprint identification ring DC impedance of the utility model
Figure；
Fig. 3 is the signal of adjustment mechanism in a kind of test device of fingerprint identification ring DC impedance of the utility model
Figure；
In figure：1- auxiliary bodies, 2- test devices main body, 3- adjustment mechanisms, 4- shells, 5- dustcloths, 6- shafts, 7- live
Lever, 8- lead screws one, 9- hollow stems, 10- suckers, 11- lead screws two.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
- Fig. 3 is please referred to Fig.1, the utility model provides a kind of technical solution：A kind of fingerprint identification ring DC impedance
Test device, including auxiliary body 1, test device main body 2 and adjustment mechanism 3, auxiliary body 1 are mounted on test device main body
2 upper ends, 2 lower end of test device main body are equipped with adjustment mechanism 3.
Auxiliary body 1 includes shell 4, dustcloth 5, shaft 6, motion bar 7 and lead screw 1, and shell 4 is internally provided with shaft
6, dustcloth 5 is wrapped in shaft 6,5 right end of dustcloth is equipped with motion bar 7, and 7 side of motion bar is equipped with lead screw 1, lead screw one
8 left ends are equipped with shell 4, and 4 right side of shell is equipped with motion bar 7, dustcloth 5 is equipped with inside shell 4, and 5 right end of dustcloth passes through outer
Shell 4 is connected with motion bar 7, and 5 side of dustcloth is equipped with lead screw 1, and shell 4 and motion bar 7 are installed in test device master
Dust-proof and cleaning function is realized in 2 upper end of body, the design.
Adjustment mechanism 3 includes hollow stem 9, sucker 10 and lead screw 2 11, and 9 lower end of hollow stem is equipped with lead screw 2 11, lead screw
2 11 upper ends extend into inside hollow stem 9, and 2 11 lower end of lead screw is provided with sucker 10, and 10 top of sucker is equipped with hollow stem 9, hollow
Bar 9 is mounted on 2 lower end of test device main body, the design adjustable height.
Adjustment mechanism 3 is equipped with four groups, and four groups of 3 structures of adjustment mechanism are identical, and four groups of adjustment mechanisms 3 are uniformly mounted on test dress
2 lower end of main body is set, 2 lower end of test device main body is connected with four groups of adjustment mechanisms 3 respectively by spring hinge, right in shaft 6
Claiming installation, there are two limiting plates, and two limiting plates are symmetrically assemblied in 5 rear and front end of dustcloth, and two are arranged in shaft 6
Disc spring, and disc spring is mounted on limiting plate outer end, 6 rear and front end of shaft is connected by bearing with shell 4, and disc spring and limit
Position plate is installed in inside shell 4, and shaft 6 is connected by two disc springs with shell 4, there are two lead screw 1 is set, two lead screws
One 8 are symmetrically mounted on 4 right end of shell, and two lead screws 1 are symmetrically assemblied in 5 front and rear sides of dustcloth, 7 rear and front end pair of motion bar
Claiming installation, there are two bearing blocks, and two bearing blocks are separately mounted on two lead screws 1, and lead screw 1 passes through rolling with bearing block
Pearl pair of nut is connected, and lead screw 1 is arranged in baffle left end, and baffle right end is equipped with servo motor, and one 8 right end of lead screw passes through
Baffle is connected with servo motor, and 7 lower end of motion bar is equipped with cleaning block, and cleaning block is mounted on 2 upper end of test device main body,
9 lower end of hollow stem is equipped with bearer ring, and bearer ring is assemblied in lead screw 2 11, and lead screw 2 11 passes through ball nut pair with bearer ring
It is connected, exhaust pipe is installed, and be equipped with switch valve on exhaust pipe on sucker 10.
Specific implementation mode：In progress in use, staff first checks the utility model, checks whether and deposit
In defect, it can not just carry out using if there is defect, need that maintenance personal is notified to repair at this time, if do not deposited
It can be carried out using if problem, before use, sucker 10 is first adsorbed onto platform upper end by staff, and then by this practicality
It is novel to be placed into platform upper end, increase shelf-stability, then staff holds bearer ring, and is rotated, because of lead screw two
11 are connected with bearer ring by ball nut pair, so bearer ring rotation can be such that bearer ring is moved up along lead screw 2 11,
Bearer ring, which moves up, drives hollow stem 9 to move up, and hollow stem 9, which moves up, drives test device main body 2 to move up, when
After test device main body 2 is moved to proper height, staff stops operating bearer ring, which can increase placement and stablize
Property, while also adjustable height, increase the scope of application.
After the completion of 2 use of test device main body, staff starts servo motor, and servo motor work drives lead screw one
8 rotations, because lead screw 1 is connected with bearing block by ball nut pair, so the rotation of lead screw 1 drives bearing block to move right
Dynamic, bearing block, which moves right, drives motion bar 7 to move right, and motion bar 7, which moves right, drives cleaning block to move right, and realizes clear
Clean work, while motion bar 7 moves right and dustcloth 5 is driven to be unfolded to the right, because being wrapped dustcloth 5 in shaft 6, so dust-proof
Cloth 5 is unfolded that shaft 6 can be driven to rotate to the right, and the rotation of shaft 6 can increase potential energy to disc spring, when motion bar 7 is moved to suitable position
Afterwards, staff stops servo motor, and dustcloth 5 can cover operation touch-screen at this time, which can be realized dust-proof
Function can also carry out cleaning, promote service life, increase functional.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. a kind of test device of fingerprint identification ring DC impedance, including auxiliary body（1）, test device main body（2）With
And adjustment mechanism（3）, it is characterised in that：The auxiliary body（1）Mounted on test device main body（2）Upper end, the test dress
Set main body（2）Lower end is equipped with adjustment mechanism（3）；
The auxiliary body（1）Including shell（4）, dustcloth（5）, shaft（6）, motion bar（7）And lead screw one（8）, described
Shell（4）It is internally provided with shaft（6）, the shaft（6）On be wrapped dustcloth（5）, the dustcloth（5）Right end is equipped with activity
Bar（7）, the motion bar（7）Side is equipped with lead screw one（8）, the lead screw one（8）Left end is equipped with shell（4）, the shell
（4）Right side is equipped with motion bar（7）, the shell（4）Inside is equipped with dustcloth（5）, the dustcloth（5）Right end passes through shell
（4）With motion bar（7）It is connected, the dustcloth（5）Side is equipped with lead screw one（8）, the shell（4）And motion bar（7）
It is installed in test device main body（2）Upper end；
The adjustment mechanism（3）Including hollow stem（9）, sucker（10）And lead screw two（11）, the hollow stem（9）Lower end is equipped with
Lead screw two（11）, the lead screw two（11）Upper end extends into hollow stem（9）Inside, the lead screw two（11）Lower end is provided with sucker
（10）, the sucker（10）Top is equipped with hollow stem（9）, the hollow stem（9）Mounted on test device main body（2）Lower end.
2. a kind of test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Adjustment mechanism（3）Equipped with four groups, adjustment mechanism described in four groups（3）Structure is identical, adjustment mechanism described in four groups（3）Uniformly it is mounted on
Test device main body（2）Lower end, the test device main body（2）Lower end by spring hinge respectively with four groups of adjustment mechanisms（3）
It is connected.
3. a kind of test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Shaft（6）On be symmetrically installed there are two limiting plate, and two limiting plates are symmetrically assemblied in dustcloth（5）Rear and front end, described turn
Axis（6）On be arranged with two disc springs, and disc spring is mounted on limiting plate outer end, the shaft（6）Rear and front end passes through bearing
With shell（4）It is connected, and disc spring and limiting plate are installed in shell（4）Inside, the shaft（6）By two disc springs with
Shell（4）It is connected.
4. a kind of test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Lead screw one（8）There are two if, two lead screws one（8）It is symmetrically mounted on shell（4）Right end, two lead screws one（8）It is right
Title is assemblied in dustcloth（5）Front and rear sides, the motion bar（7）Rear and front end is symmetrically installed there are two bearing block, and two axis
Bearing is separately mounted to two lead screws one（8）On, the lead screw one（8）It is connected by ball nut pair with bearing block.
5. a kind of test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Lead screw one（8）It is arranged in baffle left end, and baffle right end is equipped with servo motor, the lead screw one（8）Right end pass through baffle with
Servo motor is connected, the motion bar（7）Lower end is equipped with cleaning block, and cleaning block is mounted on test device main body（2）On
End.
6. a kind of test device of fingerprint identification ring DC impedance according to claim 1, it is characterised in that：It is described
Hollow stem（9）Lower end is equipped with bearer ring, and bearer ring is assemblied in lead screw two（11）, the lead screw two（11）Pass through with bearer ring
Ball nut pair is connected, the sucker（10）On exhaust pipe is installed, and switch valve is equipped on exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721849143.5U CN207798729U (en) | 2017-12-26 | 2017-12-26 | A kind of test device of fingerprint identification ring DC impedance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721849143.5U CN207798729U (en) | 2017-12-26 | 2017-12-26 | A kind of test device of fingerprint identification ring DC impedance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207798729U true CN207798729U (en) | 2018-08-31 |
Family
ID=63279164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721849143.5U Expired - Fee Related CN207798729U (en) | 2017-12-26 | 2017-12-26 | A kind of test device of fingerprint identification ring DC impedance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207798729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674895A (en) * | 2020-06-06 | 2020-09-18 | 江苏聚缘机械设备有限公司 | Go up rice steamer robot with flexible conveying mechanism |
-
2017
- 2017-12-26 CN CN201721849143.5U patent/CN207798729U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674895A (en) * | 2020-06-06 | 2020-09-18 | 江苏聚缘机械设备有限公司 | Go up rice steamer robot with flexible conveying mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20191226 |