CN109164277A - Impedance measurement connector, impedance measuring Instrument and liquid crystal display panel impedance measurement method - Google Patents
Impedance measurement connector, impedance measuring Instrument and liquid crystal display panel impedance measurement method Download PDFInfo
- Publication number
- CN109164277A CN109164277A CN201811175634.5A CN201811175634A CN109164277A CN 109164277 A CN109164277 A CN 109164277A CN 201811175634 A CN201811175634 A CN 201811175634A CN 109164277 A CN109164277 A CN 109164277A
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- China
- Prior art keywords
- impedance measurement
- module
- jig
- measurement connector
- impedance
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- Pending
Links
- 238000002847 impedance measurement Methods 0.000 title claims abstract description 75
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000012360 testing method Methods 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims description 22
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000010068 moulding (rubber) Methods 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000013935 Electric injury Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The present invention proposes a kind of impedance measurement connector, impedance measuring Instrument and liquid crystal display panel impedance measurement method, the golden finger of test point and jig that the impedance measurement connector is used to be electrically connected on liquid crystal display panel, the golden finger of jig is electrically connected resistance measuring instrument, the impedance measurement connector includes: fixed module, and impedance measurement connector is fixed on the jig；Conducting resinl module, it is internal that there are the multiple hollow out circular holes through arrangement arranged side by side for being electrically connected test point and golden finger.
Description
Technical field
The invention belongs to field of liquid crystal display, it is related to for the impedance measurement connector of liquid crystal panel surface impedance, impedance
Measuring instrument and liquid crystal display panel impedance measurement method.
Technical background
In liquid crystal display panel production process, in order to avoid being fallen short of specifications as liquid crystal panel surface impedance value caused by it is quiet
The problems such as electric injury, picture display effect are poor, touch screen reaction speed is slow, needs to measure the resistance of liquid crystal panel surface ito film layer
Anti- value.The currently used impedance measurement connector for checking module and being made of 5 Pin, one end are contacted with liquid crystal display panel, separately
One end connection measurement circuit carries out impedance value measurement, usually chooses test point in two diagonal angles of liquid crystal display panel and is surveyed
Amount.
It is existing impedance measurement connector shown in Fig. 1, the module of general measure liquid crystal panel surface impedance value is by four portions
It is grouped as, including Pin needle, upper cover plate, fixed Pin pin module, fixed module.
Fig. 2 is the partial, detailed view of existing impedance measurement connector, as shown in Fig. 2, existing impedance measurement connector is being surveyed
Only 5 pins are contacted with ito film layer when amount, smaller with plate contact area, are easily had in Pin needle energization measurement process different
Object, which is attached on needle point, causes measurement to fail.In addition, Pin needle use cost is high and the service life is shorter, needing when replacing Pin needle will be upper
Pin needle replacement can be just carried out after detachable cover plate, since Pin needle is smaller and once needs to change 5 Pin needles, replacement is taken a long time.
Summary of the invention
The present invention provides a kind of impedance measurement connector, the impedance measurement connector using conducting resinl electric conductivity and can
The characteristic of compressibility replaces original 5 pins, connecing when increasing measurement using the conducting resinl module with hollow out circular hole
Contacting surface product reduces the incidence and save the cost of impedance value measurement failure.
Technical scheme is as follows:
The invention discloses a kind of impedance measurement connectors, test point and jig for being electrically connected on liquid crystal display panel
Golden finger, the golden finger of jig is electrically connected resistance measuring instrument, and the impedance measurement connector includes:
Impedance measurement connector is fixed on the jig by fixed module；
Conducting resinl module, for being electrically connected test point and golden finger, inside is with arranged side by side through the more of arrangement
A hollow out circular hole.
Further, the through direction of the hollow out circular hole is parallel to liquid crystal panel surface.
Further, the impedance measurement connector further includes described in positioning pin, and positioning pin is embedded in fixed module and conduction
It is between rubber moulding block, fixed module and conducting resinl module is relatively fixed.
Further, the screw that the fixed module is equipped with fixed screw holes and is fixed in fixed screw holes, it is described solid
Impedance measurement connector is fixed on the jig by cover half block by screw.
Further, conducting resinl module top side be equipped with a convex portion, the convex portion measurement when with
The golden finger of jig contacts.
Further, the bottom end of the conducting resinl module is in step-like, is equipped with the first bottom surface, step side and the second bottom
Face, the first bottom surface are contacted in measurement with the test point of liquid crystal display panel, the second bottom surface and step side in measurement with
Fixed module contacts and plays position-limiting action.
Further, the conducting resinl module is formed by curing and conductive by adhesive.
A kind of impedance measuring Instrument including the above-mentioned impedance measurement connector of two any one, is set there are two golden finger
Jig and resistance measuring instrument；A test point on liquid crystal display panel is electrically connected in each impedance measurement connector, and
A golden finger of jig is electrically connected in each impedance measurement connector；Jig connects resistance measuring instrument.
A kind of liquid crystal display panel impedance measurement method, is measured using above-mentioned impedance measuring Instrument, comprising steps of
S1: two impedance measurement connectors are separately fixed on jig；
S2: each impedance measurement connector is contacted with a golden finger of jig respectively；
S3: a test point of each impedance measurement connector and liquid crystal display panel is subjected to face contact respectively；
S4: resistance measuring instrument, which electrically conducts, to be measured.
The present invention can bring it is at least one of following the utility model has the advantages that
(1) impedance measurement connector proposed by the present invention uses face contact mode, and it is different can to effectively reduce point contact bring
The problem of object adheres to reduce the incidence of ito film layer impedance measurement failure.
(2) present invention directly does the circular hole there are three hollow out inside existing conducting resinl and is buffered, without the volume of progress
The installation of outer buffer part material makes.
(3) the configuration of the present invention is simple only needs one piece of conducting resinl module that can replace original measurement method, and uses the longevity
It is simpler convenient that life is replaced after expiring.
Detailed description of the invention
Below by clearly understandable mode, preferred embodiment is described with reference to the drawings, the present invention is given furtherly
It is bright.
Fig. 1 is the structure chart of existing impedance measurement connector；
Fig. 2 is the partial, detailed view of existing impedance measurement connector；
Fig. 3 is the structure chart of impedance measurement connector of the present invention；
Fig. 4 is the main diagram of impedance measurement connector of the present invention；
Fig. 5 is the top view of impedance measurement connector of the present invention；
Fig. 6 is the side view of impedance measurement connector of the present invention；
Fig. 7 is position view when impedance measurement connector of the present invention is applied to measurement.
Specific embodiment
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, Detailed description of the invention will be compareed below
A specific embodiment of the invention.It should be evident that drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, and obtain other embodiments.
To make simplified form, part related to the present invention is only schematically shown in each figure, they are not represented
Its practical structures as product.In addition, there is identical structure or function in some figures so that simplified form is easy to understand
Component only symbolically depicts one of those, or has only marked one of those.Herein, "one" is not only indicated
" only this ", can also indicate the situation of " more than one ".
Technical solution of the present invention is discussed in detail with specific embodiment below.
The present invention proposes a kind of impedance measurement connector, the test point and jig for being electrically connected on liquid crystal display panel
The golden finger of golden finger, jig is electrically connected resistance measuring instrument.
As shown in figure 3, being the structure chart of impedance measurement connector of the present invention, the main view of impedance measurement connector of the present invention
Figure, top view, side view difference are as shown in Figures 4 to 6, and Fig. 7 is position when impedance measurement connector of the present invention is applied to measurement
Set schematic diagram.
As shown in Fig. 3 to Fig. 7, impedance measurement connector includes: for being electrically connected test point (not shown) and jig
The conducting resinl module 101 of golden finger (not shown), the fixation being fixed on impedance measurement connector by fixed screw on jig
It is module 105, in fixed module 105 and conducting resinl module 101 and fixed module 105 and conducting resinl module 101 is relatively solid
Fixed positioning pin 104.
The major part of impedance measurement connector is conducting resinl module 101, and the top of conducting resinl module 101 is equipped with top surface
1011 and on top surface 1011 far from fixed module 105 side convex portion 102, convex portion 102 measurement when with
Jig golden finger contacts (jig golden finger position as shown in Figure 7)；The bottom end of conducting resinl module 101 is equipped with the in step-like
The step side 1013 of one bottom surface 1012, the second bottom surface 1014 and vertical connection the first bottom surface 1012 and the second bottom surface 1014,
First bottom surface 1012 is in measurement and the test point of liquid crystal display panel carries out face contact (liquid crystal display panel as shown in Figure 7), and second
Bottom surface 1014 and step side 1013 contact with fixed module 105 in measurement and play position-limiting action.In conducting resinl module 101
Inside has multiple hollow out circular holes 103 through arrangement arranged side by side, and in measurement, the through direction of hollow out circular hole 103 is parallel to
Liquid crystal panel surface.
Fixed module 105 is set to the lower section of conducting resinl module 101, is embedded with positioning pin 104 inside fixed module 105, leads
Electric rubber moulding block 101 keeps relatively fixed with fixed module 105 by positioning pin 104, is additionally provided in the inside of fixed module 105
Impedance measurement connector is fixed on the jig of jig by fixed screw by one fixed screw holes 106, the fixed module 105
On ontology.
Wherein, conducting resinl is a kind of adhesive solidified or have certain electric conductivity after dry.It can be by a variety of conductions
Material links together, and makes to be connected the access that storeroom forms electricity.In addition, conducting resinl also has the characteristics that compressibility.
The conducting resinl module 101 is formed by curing and conductive by adhesive.
Wherein, convex portion 102 is the position that impedance measurement connector is contacted with jig golden finger, in order to preferably make to hinder
Anti- measurement connector contacts with the golden finger of jig and guarantees conduction, this contact position is designed to raised style；Hollow out circle
Hole 103 is to use the hollow out circular hole of penetration type to design to meet the requirement of original Pin needle decrement, can be to avoid resistance
The problem of anti-measurement connector weighs panel wounded can guarantee consistency when compression using juxtaposition arrangement, avoid arrangement not
Unanimously panel is caused to have damage.
Preferably, 1.6mm, and the centre distance conducting resinl of hollow out circular hole 103 can be set into the diameter of hollow out circular hole 103
The top surface 1011 of module 101 is 2.5mm, and the first bottom surface 1012 of the centre distance conducting resinl module 101 of hollow out circular hole 103 is
9.5mm。
Preferably, the quantity of hollow out circular hole 103 is 3, can be just met for the requirement of the decrement of original Pin needle.
Wherein, the hardness of conductive adhesive therewith of the present invention is 70A, and resistance is 3 Ω cm；105 material of fixed module used
It selects PEEK (polyether-ether-ketone resin, engineering plastics).
Invention additionally discloses a kind of impedance measuring Instrument, including two impedance measurement connectors, set that there are two golden fingers
Jig and resistance measuring instrument；A test point on liquid crystal display panel is electrically connected in each impedance measurement connector, and
A golden finger of jig is also electrically connected in each impedance measurement connector；Jig connects resistance measuring instrument.
Invention additionally discloses a kind of measurement methods of liquid crystal display panel impedance, are surveyed using above-mentioned impedance measuring Instrument
Amount, comprising steps of
S1: two impedance measurement connectors are separately fixed on jig；
S2: each impedance measurement connector is contacted with a golden finger of jig respectively；
S3: a test point of each impedance measurement connector and liquid crystal display panel is subjected to face contact respectively；
S4: resistance measuring instrument, which electrically conducts, to be measured.
This impedance measurement connector replaces original Pin needle using conducting resinl material, and save the cost increases service life,
Structure is simple, is conveniently replaceable；This impedance measurement connector and liquid crystal display panel use the form of face contact, reduce foreign matter attachment and cause
Measurement failure the problem of；Impedance measurement connector is simultaneously in order to meet the requirement of original Pin needle construction decrement, in module
Portion increases hollow out circular hole, prevents from causing to weigh wounded to liquid crystal display panel.In addition, the impedance measurement connector is in equipment end verification result
Well, improve obvious.
It should be noted that the above is only a preferred embodiment of the present invention, but the present invention is not limited to above-mentioned
Detail in embodiment, it is noted that for those skilled in the art, in technology of the invention
In conception range, various improvements and modifications may be made without departing from the principle of the present invention, to technology of the invention
Scheme carries out a variety of equivalents, these are improved, retouching and equivalents also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of impedance measurement connector, the golden finger of test point and jig for being electrically connected on liquid crystal display panel, jig
Golden finger be electrically connected resistance measuring instrument, which is characterized in that the impedance measurement connector includes:
Impedance measurement connector is fixed on the jig by fixed module；
Conducting resinl module, it is internal to be engraved with arranged side by side through the multiple of arrangement for being electrically connected test point and golden finger
Empty circular hole.
2. impedance measurement connector according to claim 1, which is characterized in that the through direction of the hollow out circular hole is parallel
In liquid crystal panel surface.
3. impedance measurement connector according to claim 1, which is characterized in that impedance measurement connector further includes positioning
Pin, the positioning pin is embedded between fixed module and conducting resinl module, and fixed module and conducting resinl module is relatively fixed.
4. impedance measurement connector according to claim 1, which is characterized in that the fixed module is equipped with fixed screw holes
With the screw being fixed in fixed screw holes, impedance measurement connector is fixed on the jig by screw by the fixed module
On.
5. impedance measurement connector according to claim 1, which is characterized in that conducting resinl module top side is equipped with
One convex portion, the convex portion are contacted in measurement with the golden finger of jig.
6. impedance measurement connector according to claim 5, which is characterized in that the bottom end of the conducting resinl module is in step
Shape, is equipped with the first bottom surface, step side and the second bottom surface, and the first bottom surface is carried out in measurement with the test point of liquid crystal display panel
Contact, the second bottom surface and step side contact with fixed module in measurement and play position-limiting action.
7. impedance measurement connector according to claim 2, which is characterized in that the conducting resinl module is solidified by adhesive
It is formed and conductive.
8. a kind of impedance measuring Instrument, which is characterized in that connect including two such as described in any item impedance measurements of claim 1-7
Fitting sets jig and resistance measuring instrument there are two golden finger；Liquid crystal surface is electrically connected in each impedance measurement connector
A test point on plate, and a golden finger of jig is electrically connected in each impedance measurement connector；Jig connection
Resistance measuring instrument.
9. a kind of liquid crystal display panel impedance measurement method, which is characterized in that carried out using impedance measuring Instrument according to any one of claims 8
Measurement, comprising steps of
S1: two impedance measurement connectors are separately fixed on jig；
S2: each impedance measurement connector is contacted with a golden finger of jig respectively；
S3: a test point of each impedance measurement connector and liquid crystal display panel is subjected to face contact respectively；
S4: resistance measuring instrument, which electrically conducts, to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811175634.5A CN109164277A (en) | 2018-10-10 | 2018-10-10 | Impedance measurement connector, impedance measuring Instrument and liquid crystal display panel impedance measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811175634.5A CN109164277A (en) | 2018-10-10 | 2018-10-10 | Impedance measurement connector, impedance measuring Instrument and liquid crystal display panel impedance measurement method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109164277A true CN109164277A (en) | 2019-01-08 |
Family
ID=64877755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811175634.5A Pending CN109164277A (en) | 2018-10-10 | 2018-10-10 | Impedance measurement connector, impedance measuring Instrument and liquid crystal display panel impedance measurement method |
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| CN (1) | CN109164277A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624809A (en) * | 2021-07-28 | 2021-11-09 | 厦门市铂联科技股份有限公司 | UV glue curing detection method |
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| CN205793627U (en) * | 2016-06-28 | 2016-12-07 | 深圳市飞荣达科技股份有限公司 | Composite shielding liner for pcb board |
| CN205780853U (en) * | 2016-06-28 | 2016-12-07 | 深圳市飞荣达科技股份有限公司 | Multi-cavity shield gasket adhesive tape |
| CN106597254A (en) * | 2016-12-15 | 2017-04-26 | 深圳市燕麦科技股份有限公司 | Circuit board testing device |
| CN207182930U (en) * | 2017-08-23 | 2018-04-03 | 深圳市铂易鸿电子有限公司 | A kind of good all-directional conductive sponge of anti-seismic performance |
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2018
- 2018-10-10 CN CN201811175634.5A patent/CN109164277A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201035042Y (en) * | 2007-03-29 | 2008-03-12 | 比亚迪股份有限公司 | Test arrangement for testing flexible circuit board electrical behavior |
| CN103472341A (en) * | 2013-09-27 | 2013-12-25 | 无锡宇宁光电科技有限公司 | Device for detecting flexible circuit board and functional piece in capacitance screen |
| CN204044279U (en) * | 2014-08-21 | 2014-12-24 | 宁波赛特信息科技发展有限公司 | A kind of flex circuit application on off test device |
| CN205793627U (en) * | 2016-06-28 | 2016-12-07 | 深圳市飞荣达科技股份有限公司 | Composite shielding liner for pcb board |
| CN205780853U (en) * | 2016-06-28 | 2016-12-07 | 深圳市飞荣达科技股份有限公司 | Multi-cavity shield gasket adhesive tape |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113624809A (en) * | 2021-07-28 | 2021-11-09 | 厦门市铂联科技股份有限公司 | UV glue curing detection method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200903 Address after: No.7 Tianyou Road, Qixia District, Nanjing City, Jiangsu Province Applicant after: NANJING CEC PANDA FPD TECHNOLOGY Co.,Ltd. Address before: Nanjing Crystal Valley Road in Qixia District of Nanjing City Tianyou 210033 Jiangsu province No. 7 Applicant before: NANJING CEC PANDA FPD TECHNOLOGY Co.,Ltd. Applicant before: NANJING CEC PANDA LCD TECHNOLOGY Co.,Ltd. Applicant before: NANJING HUADONG ELECTRONICS INFORMATION & TECHNOLOGY Co.,Ltd. |
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Application publication date: 20190108 |