CN208026762U - A kind of liquid crystal module testing impedance fixture - Google Patents
A kind of liquid crystal module testing impedance fixture Download PDFInfo
- Publication number
- CN208026762U CN208026762U CN201820026097.7U CN201820026097U CN208026762U CN 208026762 U CN208026762 U CN 208026762U CN 201820026097 U CN201820026097 U CN 201820026097U CN 208026762 U CN208026762 U CN 208026762U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- crystal module
- testing impedance
- module testing
- pressure device
- 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
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 46
- 238000012360 testing method Methods 0.000 title claims abstract description 42
- 239000000523 sample Substances 0.000 claims abstract description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000758 substrate Substances 0.000 claims description 13
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Abstract
The utility model discloses a kind of liquid crystal module testing impedance fixtures, with pedestal（1）, pedestal is interior to be equipped with test circuit, and base top surface is equipped with the chassis for placing liquid crystal module（2）, chassis side is equipped with holder（3）, the false pressure device that can move up and down is installed, probe assembly, the probe in probe assembly are installed in false pressure device lower end on holder（6）It is electrically connected with the test circuit and can be connected or detach with the circuit in liquid crystal module to be tested under the drive of false pressure device；Compared with prior art, the utility model is accurately positioned by mechanical clamp, and test circuit is connect by probe with liquid crystal module, can be measured the impedance of liquid crystal module rapidly, be provided working efficiency, alleviates labor intensity.
Description
Technical field
The utility model is related to liquid crystal module test fixture more particularly to a kind of liquid crystal module testing impedance fixtures.
Background technology
Liquid crystal module needs to test its earth impedance after the completion of interim technique.Traditional test methods are hands at present
Impedance instrument is held respectively to product test point connecting test.It is less efficient in test process, while being also easy to accidentally measure, it makes
Next process is flowed at defective products.
So the subtest fixture for designing a high degree of automation be in the industry urgent need to resolve the technical issues of.
Utility model content
The utility model is the above problem of the prior art to be solved, and proposes a kind of liquid crystal module testing impedance fixture.
In order to solve the above technical problems, the utility model proposes technical solution be a kind of liquid crystal module testing impedance of design
Fixture is equipped with test circuit with pedestal in pedestal, base top surface is equipped with the chassis for placing liquid crystal module, is set beside chassis
There is holder, the false pressure device that can move up and down is installed on holder, probe assembly is installed in false pressure device lower end, in probe assembly
Probe be electrically connected with the test circuit and under the drive of false pressure device can with the circuit in liquid crystal module to be tested connect or
Separation.
The vacation pressure device is using quickly folder, which has handle, connecting rod and push rod, in the driving lower push-rod of handle
It can up and down be moved along plummet direction, the probe assembly is installed in the bottom end of the push rod.
The probe assembly includes the substrate for connecting the push rod and the movable plate being fixed below substrate, the movable plate
The probe is fixed in bottom surface.
The movable plate bottom surface is additionally provided with the pressure head for pushing down liquid crystal module to be tested, which uses elastic insulating material.
The movable plate passes through bolt arrangement and the substrate connection.
The movable plate uses transparent material.
The chassis is equipped with to dispose the locating slot of liquid crystal module.
Vertically-mounted guide rod in the holder, the substrate can be moved up and down along guide rod.
The pedestal upper surface is equipped with the impedance display instrument for connecting the test circuit.
Compared with prior art, the utility model is accurately positioned by mechanical clamp, and test circuit passes through probe and liquid crystal
Module connects, and can measure the impedance of liquid crystal module rapidly, and meeting automatic alarm reminds operating personnel when impedance value is unqualified, uses
This fixture can provide working efficiency, reduce labor intensity.
Description of the drawings
Fig. 1 is the front perspective view of the utility model preferred embodiment；
Fig. 2 is the back side three-dimensional view of the utility model preferred embodiment；
Fig. 3 is the front view of the utility model preferred embodiment；
Fig. 4 is the side view of the utility model preferred embodiment.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is described in further detail the utility model.It should be appreciated that specific embodiment described herein is used only for explaining this
Utility model is not used to limit the utility model.
The utility model discloses a kind of liquid crystal module testing impedance fixture, Fig. 1 to Fig. 4 respectively illustrates preferred embodiment
Front perspective view, back side three-dimensional view, front view and side view.As can be seen from the figure it is set in pedestal with pedestal 1
Have a test circuit, base top surface is equipped with the chassis 2 for placing liquid crystal module, is equipped with holder 3 beside chassis, on holder installation can more than
Probe assembly is installed in the false pressure device of lower movement, false pressure device lower end, and the probe 6 in probe assembly is electrically connected with the test circuit
It connects.Liquid crystal module to be tested is placed in pedestal 1 when test, probe 6 is located at the surface of the exposed silver paste point of liquid crystal module, visits
Needle 6 declines under the drive of false pressure device, is connected with the circuit in liquid crystal module to be tested, then test circuit is to liquid crystal module
Carry out testing impedance.Icon 13 is testing button.After being completed, probe 6 rises under the driving of false pressure device, so far completes
The testing impedance of one liquid crystal module.
The vacation pressure device is the existing product in market using quickly folder, quickly folder.The quick-speed jigs have handle 5, connecting rod
It with push rod 4, can up and down be moved along plummet direction in the driving lower push-rod of handle, the spy is installed in the bottom end of the push rod
Needle assemblies.
The probe assembly includes the movable plate 8 for connecting the substrate 7 of the push rod 4 and being fixed below substrate, the work
The probe 6 is fixed in movable plate bottom surface.
8 bottom surface of the movable plate is additionally provided with pressure head 9, which uses elastic insulating material.In test, pressure head 9 can be pushed down
Liquid crystal module to be tested plays the role of product compaction surface, to avoid probe poor contact, to improve measuring accuracy.
The position of the liquid crystal module of different model, silver paste point will be different.To adapt to the liquid crystal module of different model,
The movable plate 8 is connect by bolt arrangement with the substrate 7.Different activities is prepared for the liquid crystal module of different model
Plate, different liquid crystal modules can be tested by replacing movable plate.
Contact situation for ease of observation probe with liquid crystal module, the movable plate 8 use transparent material.
The chassis 2 is equipped with locating slot 11, and liquid crystal module to be tested is placed in locating slot 11 and can position, convenient for fast
The accurate test of speed.
To increase the stability that substrate 7 moves, vertically-mounted guide rod 12 in the holder 3, the substrate 7 can be along guide rod
Lower movement.
1 upper surface of the pedestal is equipped with the impedance display instrument 10 for connecting the test circuit.Tested liquid crystal module
Impedance value compared automatically with preset value, be as a result shown in impedance display instrument 10, be more than or less than values
When, automatic alarm reminds operating personnel, with distinguishing tests result.
Above example is by way of example only, non-to provide constraints.It is any without departing from the application spirit and scope, and to it
The equivalent modifications of progress or change, shall be included in the scope of claims of this application.
Claims (9)
1. a kind of liquid crystal module testing impedance fixture, it is characterised in that：It is with pedestal（1）, pedestal is interior to be equipped with test circuit, base
Seat top surface is equipped with the chassis for placing liquid crystal module（2）, chassis side is equipped with holder（3）, on holder installation can move up and down
Probe assembly, the probe in probe assembly are installed in false pressure device, false pressure device lower end（6）It is electrically connected with the test circuit, simultaneously
It can be connected or detach with the circuit in liquid crystal module to be tested under the drive of false pressure device.
2. liquid crystal module testing impedance fixture as described in claim 1, it is characterised in that：The vacation pressure device is using quick
Folder, the quick-speed jigs have handle（5）, connecting rod and push rod（4）, the driving lower push-rod of handle can be along plummet direction up and down
Mobile, the probe assembly is installed in the bottom end of the push rod.
3. liquid crystal module testing impedance fixture as claimed in claim 2, it is characterised in that：The probe assembly includes connection institute
State push rod（4）Substrate（7）With the movable plate being fixed below substrate（8）, the probe is fixed in the movable plate bottom surface（6）.
4. liquid crystal module testing impedance fixture as claimed in claim 3, it is characterised in that：The movable plate（8）Bottom surface is also set
There is the pressure head for pushing down liquid crystal module to be tested（9）, the pressure head is using elastic insulating material.
5. liquid crystal module testing impedance fixture as claimed in claim 4, it is characterised in that：The movable plate（8）Pass through bolt
Structure and the substrate（7）Connection.
6. liquid crystal module testing impedance fixture as claimed in claim 5, it is characterised in that：The movable plate（8）Using transparent
Material.
7. liquid crystal module testing impedance fixture as claimed in claim 6, it is characterised in that：The chassis（2）Be equipped with to
Dispose the locating slot of liquid crystal module（11）.
8. liquid crystal module testing impedance fixture as claimed in claim 7, it is characterised in that：The holder（3）In it is vertically-mounted
Guide rod（12）, the substrate（7）It can be moved up and down along guide rod.
9. such as claim 1 to 8 any one of them liquid crystal module testing impedance fixture, it is characterised in that：The pedestal（1）On
Surface is equipped with the impedance display instrument for connecting the test circuit（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820026097.7U CN208026762U (en) | 2018-01-08 | 2018-01-08 | A kind of liquid crystal module testing impedance fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820026097.7U CN208026762U (en) | 2018-01-08 | 2018-01-08 | A kind of liquid crystal module testing impedance fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208026762U true CN208026762U (en) | 2018-10-30 |
Family
ID=63901751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820026097.7U Expired - Fee Related CN208026762U (en) | 2018-01-08 | 2018-01-08 | A kind of liquid crystal module testing impedance fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208026762U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148369A (en) * | 2019-06-14 | 2019-08-20 | 苏州精濑光电有限公司 | A kind of testing impedance pressure head |
| CN110561306A (en) * | 2019-09-30 | 2019-12-13 | 深圳市华梦电子科技有限公司 | Clamp for functional test |
| CN113406458A (en) * | 2021-07-21 | 2021-09-17 | 昆山迈致治具科技有限公司 | Electrical performance testing device |
| CN116068227A (en) * | 2022-12-29 | 2023-05-05 | 苏州伟通成电子科技有限公司 | A fully automatic flying probe impedance testing machine |
-
2018
- 2018-01-08 CN CN201820026097.7U patent/CN208026762U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110148369A (en) * | 2019-06-14 | 2019-08-20 | 苏州精濑光电有限公司 | A kind of testing impedance pressure head |
| CN110148369B (en) * | 2019-06-14 | 2022-10-25 | 苏州精濑光电有限公司 | Impedance test pressure head |
| CN110561306A (en) * | 2019-09-30 | 2019-12-13 | 深圳市华梦电子科技有限公司 | Clamp for functional test |
| CN113406458A (en) * | 2021-07-21 | 2021-09-17 | 昆山迈致治具科技有限公司 | Electrical performance testing device |
| CN116068227A (en) * | 2022-12-29 | 2023-05-05 | 苏州伟通成电子科技有限公司 | A fully automatic flying probe impedance testing machine |
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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: 20181030 Termination date: 20210108 |