CN207541157U - For the impedance instrument of bio-identification module - Google Patents
For the impedance instrument of bio-identification module Download PDFInfo
- Publication number
- CN207541157U CN207541157U CN201721472040.1U CN201721472040U CN207541157U CN 207541157 U CN207541157 U CN 207541157U CN 201721472040 U CN201721472040 U CN 201721472040U CN 207541157 U CN207541157 U CN 207541157U
- Authority
- CN
- China
- Prior art keywords
- hole
- probe
- several
- microscope carrier
- pedestal
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses a kind of impedance instrument for bio-identification module, it includes pedestal, stent, testing jig, test microscope carrier, cylinder and probe, the stent, which is set on base upper surface and stent, is provided with several impedance instrument, several probe bases are flexibly connected by sliding block with sliding rail respectively, the probe is respectively arranged in this several probe base, the cylinder is installed on testing jig upper surface and the piston rod of cylinder is fixedly connected with a movable plate, this movable plate is slidably arranged on sliding rail and above probe base, the T-shaped hole is made of the second through-hole and first through hole of left and right connection, the first through hole is located on the inside of pedestal, the diameter of the screw thread is between the second through-hole and first through hole, the screw thread of the bolt and the threaded hole of test microscope carrier coincide.The utility model fixes test microscope carrier using dismountable mode, can in time be replaced when something goes wrong in test microscope carrier, can also replace corresponding test microscope carrier according to test product difference, have good versatility, cost-effective.
Description
Technical field
The utility model is related to device testing apparatus, and in particular to a kind of impedance instrument for bio-identification module.
Background technology
With the development of science and technology, electronics detection technology is applied more and more.Fingerprint identification technology is most ripe at present
And cheap biometrics identification technology.The technology of fingerprint recognition is most widely used at present, we are not only in door
It can be seen that the figure of fingerprint identification technology, there is the application of more fingerprint recognitions in the market in taboo, attendance checking system：Such as notebook
Computer, mobile phone, automobile, bank paying all can employing fingerprint identification technology.
In the use fingerprint recognition module of the electronic products such as mobile phone, tablet computer, becket is often used, due to it
Acting as ground connection prevents people's electrostatic of human body when touching fingerprint chip from being damaged to chip, so the DC impedance of itself
It is the smaller the better, still, its DC impedance all is tested using universal meter in current automatic test, use is very inconvenient.
Invention content
The purpose of this utility model is to provide a kind of impedance instrument for bio-identification module, this is used for bio-identification
The impedance instrument of module fixes test microscope carrier using dismountable mode, can test microscope carrier when something goes wrong in time more
It changes, can also corresponding test microscope carrier be replaced according to test product difference, there is good versatility, it is cost-effective.
In order to achieve the above objectives, the technical solution adopted in the utility model is：A kind of impedance for bio-identification module
Tester, including pedestal, stent, testing jig, test microscope carrier, cylinder and probe, the stent is set to base upper surface and branch
Several impedance instrument are provided on frame, if the test microscope carrier is fixedly installed in base upper surface and under probe by bolt stem
Side, the cylinder and probe are installed on testing jig；
The testing jig front side surface is provided with several sliding rails, and several probe bases are connected by sliding block with sliding rail activity respectively
It connects, the probe is respectively arranged in this several probe base, the cylinder is installed on the piston rod of testing jig upper surface and cylinder
Be fixedly connected with a movable plate, this movable plate is slidably arranged on sliding rail and above the probe base, the movable plate with
It is connected between probe base by a connecting pole；
The test microscope carrier offers several threaded holes, and the pedestal offers T-shaped hole corresponding with threaded hole, described
Bolt be made of nut and screw rod and screw rod lower external face have screw thread, the T-shaped hole by left and right connection the second through-hole and
First through hole forms, and second through-hole is located at chassis outer side, and the first through hole is located on the inside of pedestal, the diameter of the screw thread
Between the second through-hole and first through hole, the diameter of the nut is more than the diameter of the first through hole of T-shaped hole, the screw rod
Diameter is less than the second through-hole diameter, and the screw thread of the bolt and the threaded hole of test microscope carrier coincide.
Further improved scheme is as follows in above-mentioned technical proposal：
1. in said program, the reach is the 1/6 ~ 1/5 of spiro rod length.
2. in said program, the sliding rail is linear slide rail.
3. in said program, the sliding rail is fixedly connected by several screws with testing jig front side surface.
4. in said program, the number of several impedance instrument is 4.
5. in said program, the number of several probe bases is 8.
Due to the utilization of above-mentioned technical proposal, the utility model has following advantages compared with prior art：
1st, the utility model is used for the impedance instrument of bio-identification module, and test microscope carrier offers several screw threads
Hole, the pedestal offer T-shaped hole corresponding with threaded hole, and the bolt is made of nut and screw rod and screw rod lower external face
With screw thread, the T-shaped hole is made of the second through-hole and first through hole of left and right connection, and second through-hole is located at outside pedestal
Side, the first through hole are located on the inside of pedestal, and the diameter of the screw thread is between the second through-hole and first through hole, the nut
Diameter be more than T-shaped hole first through hole diameter, the diameter of the screw rod is less than the second through-hole diameter, the screw thread of the bolt
It coincide with the threaded hole of test microscope carrier, the setting of microscope carrier threaded hole and bolt had both been saved bolt and kissed with pedestal and test microscope carrier
The time of device to hole is closed, also avoids the problem that occurring offset direction when bolt rotates, while easy to operate, reduces the work of operating personnel
Make intensity, and prevent when replacing test microscope carrier and the problem of bolt loss occur, save cost and time；Secondly, it uses
Dismountable mode not only can in time be replaced when something goes wrong in test microscope carrier, but also can be according to the more commutation of test product difference
The test microscope carrier answered has good versatility, cost-effective.
2nd, the utility model is used for the impedance instrument of bio-identification module, and testing jig front side surface is provided with several cunnings
Rail, several probe bases are flexibly connected by sliding block with sliding rail respectively, and the probe is respectively arranged in this several probe base, described
Cylinder is installed on testing jig upper surface and the piston rod of cylinder is fixedly connected with a movable plate, this movable plate is slidably arranged on
It on sliding rail and above probe base, is connected between the movable plate and probe base by a connecting pole, cylinder, sliding rail and activity
The setting of plate, analog manual operation push probe pushing to be contacted with chip to be measured, the impedance of chip to be measured are detected, grasp
Make simple and convenient, a large amount of manpowers of saving, avoid human error, test result is accurate, substantially increases production efficiency.
Description of the drawings
Attached drawing 1 is used for the impedance instrument structure diagram of bio-identification module for the utility model；
Attached drawing 2 is used for the impedance instrument partial structural diagram of bio-identification module for the utility model.
In the figures above：1st, pedestal；101st, T-shaped hole；102nd, first through hole；103rd, the second through-hole；2nd, stent；3rd, it tests
Frame；4th, test microscope carrier；401st, threaded hole；5th, cylinder；6th, probe；7th, impedance instrument；8th, bolt；801st, nut；802nd, screw rod；803、
Screw thread；14th, sliding rail；15th, probe base；16th, sliding block；17th, movable plate；18th, connecting pole.
Specific embodiment
Embodiment 1：A kind of impedance instrument for bio-identification module, including pedestal 1, stent 2, testing jig 3, test
Microscope carrier 4, cylinder 5 and probe 6, the stent 2, which is set on 1 upper surface of pedestal and stent 2, is provided with several impedance instrument 7, described
If test microscope carrier 4 is fixedly installed in 1 upper surface of pedestal and positioned at 6 lower section of probe by bolt stem 8, the cylinder 5 and probe 6 are pacified
Loaded on testing jig 3；
3 front side surface of testing jig is provided with several sliding rails 14, several probe bases 15 by sliding block 16 respectively with sliding rail
14 flexible connections, are respectively arranged with the probe 6 in this several probe base 15, the cylinder 5 be installed on 3 upper surface of testing jig and
The piston rod of cylinder 5 is fixedly connected with a movable plate 17, this movable plate 17 is slidably arranged on sliding rail 14 and positioned at probe
15 top of seat, is connected between the movable plate 17 and probe base 15 by a connecting pole 18；
The test microscope carrier 4 offers several threaded holes 401, and the pedestal 1 offers and 401 corresponding T of threaded hole
Shape hole 101, the bolt 8 is made of nut 801 and screw rod 802 and 802 lower external face of screw rod has screw thread 803, the T shapes
Hole 101 is made of the second through-hole 103 and first through hole 102 of left and right connection, and second through-hole 103 is located at 1 outside of pedestal, institute
State first through hole 102 and be located at the inside of pedestal 1, the diameter of the screw thread 803 between the second through-hole 103 and first through hole 102,
The diameter of the nut 801 is more than the diameter of the first through hole 102 of T-shaped hole 101, and the diameter of the screw rod 802 is less than second and leads to
103 diameter of hole, the screw thread 803 of the bolt 8 coincide with the threaded hole 401 of test microscope carrier 4.
Above-mentioned 803 length of screw thread is the 1/6 of 802 length of screw rod；Above-mentioned sliding rail 14 is linear slide rail.
Embodiment 2：A kind of impedance instrument for bio-identification module, including pedestal 1, stent 2, testing jig 3, test
Microscope carrier 4, cylinder 5 and probe 6, the stent 2, which is set on 1 upper surface of pedestal and stent 2, is provided with several impedance instrument 7, described
If test microscope carrier 4 is fixedly installed in 1 upper surface of pedestal and positioned at 6 lower section of probe by bolt stem 8, the cylinder 5 and probe 6 are pacified
Loaded on testing jig 3；
3 front side surface of testing jig is provided with several sliding rails 14, several probe bases 15 by sliding block 16 respectively with sliding rail
14 flexible connections, are respectively arranged with the probe 6 in this several probe base 15, the cylinder 5 be installed on 3 upper surface of testing jig and
The piston rod of cylinder 5 is fixedly connected with a movable plate 17, this movable plate 17 is slidably arranged on sliding rail 14 and positioned at probe
15 top of seat, is connected between the movable plate 17 and probe base 15 by a connecting pole 18；
The test microscope carrier 4 offers several threaded holes 401, and the pedestal 1 offers and 401 corresponding T of threaded hole
Shape hole 101, the bolt 8 is made of nut 801 and screw rod 802 and 802 lower external face of screw rod has screw thread 803, the T shapes
Hole 101 is made of the second through-hole 103 and first through hole 102 of left and right connection, and second through-hole 103 is located at 1 outside of pedestal, institute
State first through hole 102 and be located at the inside of pedestal 1, the diameter of the screw thread 803 between the second through-hole 103 and first through hole 102,
The diameter of the nut 801 is more than the diameter of the first through hole 102 of T-shaped hole 101, and the diameter of the screw rod 802 is less than second and leads to
103 diameter of hole, the screw thread 803 of the bolt 8 coincide with the threaded hole 401 of test microscope carrier 4.
Above-mentioned sliding rail 14 is fixedly connected by several screws with 3 front side surface of testing jig；The number of above-mentioned several impedance instrument 7
It is 4；The number of above-mentioned several probe bases 15 is 8.
During using above-mentioned impedance instrument for bio-identification module, bolt and pedestal and test microscope carrier had both been saved
It the time for device to hole of coincideing, also avoids the problem that occurring offset direction when bolt rotates, while easy to operate, reduces operating personnel's
Working strength, and prevent when replacing test microscope carrier and the problem of bolt loss occur, save cost and time；Secondly, it adopts
It with dismountable mode, not only can in time replace, but also can be replaced according to test product difference when something goes wrong in test microscope carrier
Corresponding test microscope carrier has good versatility, cost-effective；Again, people is simulated in the setting of cylinder, sliding rail and movable plate
Work operates, and probe pushing is pushed to be contacted with chip to be measured, the impedance of chip to be measured is detected, simple to operate, saving
A large amount of manpowers avoid human error, and test result is accurate, substantially increases production efficiency.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, can not the scope of protection of the utility model be limited with this.
It is all according to the spirit of the present invention substantially equivalent change or modification for being made, should all cover the scope of protection of the utility model it
It is interior.
Claims (6)
1. a kind of impedance instrument for bio-identification module, it is characterised in that：Including pedestal（1）, stent（2）, testing jig
（3）, test microscope carrier（4）, cylinder（5）And probe（6）, the stent（2）It is set to pedestal（1）Upper surface and stent（2）On set
It is equipped with several impedance instrument（7）, the test microscope carrier（4）If pass through bolt stem（8）It is fixedly installed in pedestal（1）Upper surface and it is located at
Probe（6）Lower section, the cylinder（5）And probe（6）It is installed on testing jig（3）On；
The testing jig（3）Front side surface is provided with several sliding rails（14）, several probe bases（15）Pass through sliding block（16）Respectively with
Sliding rail（14）Flexible connection, this several probe base（15）Inside it is respectively arranged with the probe（6）, the cylinder（5）It is installed on survey
Try frame（3）Upper surface and cylinder（5）Piston rod and a movable plate（17）It is fixedly connected, this movable plate（17）Slidable setting
In sliding rail（14）Above and positioned at probe base（15）Top, the movable plate（17）With probe base（15）Between pass through a connecting pole
（18）Connection；
The test microscope carrier（4）Offer several threaded holes（401）, the pedestal（1）It offers and threaded hole（401）It is corresponding
T-shaped hole（101）, the bolt（8）By nut（801）And screw rod（802）Composition and screw rod（802）Lower external face has spiral shell
Line（803）, the T-shaped hole（101）By the second through-hole of left and right connection（103）And first through hole（102）Composition, described second is logical
Hole（103）Positioned at pedestal（1）Outside, the first through hole（102）Positioned at pedestal（1）Inside, the screw thread（803）Diameter position
In the second through-hole（103）And first through hole（102）Between, the nut（801）Diameter be more than T-shaped hole（101）It is first logical
Hole（102）Diameter, the screw rod（802）Diameter be less than the second through-hole（103）Diameter, the bolt（8）Screw thread（803）
With test microscope carrier（4）Threaded hole（401）It coincide.
2. the impedance instrument according to claim 1 for bio-identification module, it is characterised in that：The screw thread
（803）Length is screw rod（802）The 1/6 ~ 1/5 of length.
3. the impedance instrument according to claim 1 for bio-identification module, it is characterised in that：The sliding rail（14）
For linear slide rail.
4. the impedance instrument according to claim 1 for bio-identification module, it is characterised in that：The sliding rail（14）
Pass through several screws and testing jig（3）Front side surface is fixedly connected.
5. the impedance instrument according to claim 1 for bio-identification module, it is characterised in that：Several impedances
Instrument（7）Number be 4.
6. the impedance instrument according to claim 1 for bio-identification module, it is characterised in that：Several probes
Seat（15）Number be 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721472040.1U CN207541157U (en) | 2017-11-07 | 2017-11-07 | For the impedance instrument of bio-identification module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721472040.1U CN207541157U (en) | 2017-11-07 | 2017-11-07 | For the impedance instrument of bio-identification module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207541157U true CN207541157U (en) | 2018-06-26 |
Family
ID=62612598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721472040.1U Expired - Fee Related CN207541157U (en) | 2017-11-07 | 2017-11-07 | For the impedance instrument of bio-identification module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207541157U (en) |
-
2017
- 2017-11-07 CN CN201721472040.1U patent/CN207541157U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205562604U (en) | Multi -functional veneer test system | |
| CN108051054A (en) | It is a kind of in hospital can intelligent measure height and weight measuring instrument | |
| CN207541218U (en) | For the elastic parts of pcb board testing impedance | |
| CN207541156U (en) | Automatic electric impedance check | |
| CN204556786U (en) | A kind of modular pcb board measurement jig | |
| CN207541157U (en) | For the impedance instrument of bio-identification module | |
| CN207541155U (en) | General-purpose type automatic impedance test device | |
| CN207541154U (en) | Becket testing impedance mechanism in fingerprint recognition module | |
| CN207541153U (en) | Fingerprint chip DC impedance tester | |
| CN207541152U (en) | Fingerprint chip automatic impedance test equipment | |
| CN208903863U (en) | It is a kind of for detecting the switching device in fixation hole aperture and position automatically | |
| CN104190069A (en) | Sit-and-reach tester | |
| CN207586343U (en) | A kind of wiring board open-short circuit device | |
| CN208420983U (en) | Device for testing circuit board function | |
| CN106248511A (en) | A kind of hardness tester with displacement dial plate function | |
| CN107918056A (en) | Impedance test device | |
| CN208443437U (en) | A kind of Electric Actuator assembly monitor check equipment | |
| CN109188309A (en) | A kind of dynamic threshold parameter accurate determination method of high pressure initiator detection circuit | |
| CN208270649U (en) | Impedance test device for smart phone fingerprint chip | |
| CN205506335U (en) | Linear motor vibration testing device for cell -phone | |
| CN213543995U (en) | Novel hinge test equipment | |
| CN107727935A (en) | Fingerprint chip automatic impedance test equipment | |
| CN209459963U (en) | A kind of water sampling detection ship | |
| CN206479563U (en) | Probe apparatus | |
| CN209280188U (en) | A kind of Multi-station full-automatic plug force tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180626 Termination date: 20191107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |