CN206863176U - A kind of electrical measurement fixture - Google Patents

A kind of electrical measurement fixture Download PDF

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Publication number
CN206863176U
CN206863176U CN201720781941.2U CN201720781941U CN206863176U CN 206863176 U CN206863176 U CN 206863176U CN 201720781941 U CN201720781941 U CN 201720781941U CN 206863176 U CN206863176 U CN 206863176U
Authority
CN
China
Prior art keywords
neck
electrical measurement
base
measurement fixture
probe
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
Application number
CN201720781941.2U
Other languages
Chinese (zh)
Inventor
万彬
陈汉
宁培桓
孙炜
郜等
乔恺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOE Technology Group Co Ltd
Hefei Xinsheng Optoelectronics Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Hefei Xinsheng Optoelectronics Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BOE Technology Group Co Ltd, Hefei Xinsheng Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to CN201720781941.2U priority Critical patent/CN206863176U/en
Application granted granted Critical
Publication of CN206863176U publication Critical patent/CN206863176U/en
Priority to PCT/CN2018/076512 priority patent/WO2019000975A1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Measuring Leads Or Probes (AREA)

Abstract

The utility model provides a kind of electrical measurement fixture, including：Base, the base, which is provided with, is used for the neck for housing circuit board to be detected and the signal transducer for providing electromotive signal, and the neck is provided with the connector being connected with the signal transducer；And press part, it is hinged on the base in the middle part of the press part, both ends are respectively pressure head end and pressure handle end, and the pressure head end is corresponding with the groove position；Wherein, the pressure handle end is pushed, the pressure head end is lifted from the neck, so that circuit board to be detected can be positioned in the neck；The pressure handle end is lifted, the pressure head end is pressed together on the neck of the base, so that circuit board to be detected contacts connection with the connector.Electrical measurement fixture provided by the utility model, using lever principle, using clamp type structure, operate more convenient, be easy to personnel directly to observe whether the golden finger of circuit board to be detected is placed correctly, avoid judging by accident, and service life is grown, it is short during operation.

Description

A kind of electrical measurement fixture
Technical field
It the utility model is related to test equipment technical field, more particularly to a kind of electrical measurement fixture.
Background technology
At present, for the product with flexible printed circuit board (FPCA), such as：Liquid crystal display panel, in the fabrication process, Need to carry out product electrical testing to flexible printed circuit board.General in producing line in existing industry is " signal transducer+steel The electrical measurement fixture of qin lid grafting " formula, as shown in figure 1, it is the company that the piano lid formula that can turn over conjunction is provided with signal transducer Fitting, when being tested, piano lid is opened, FPCA is plugged to the electrical measurement fixture, then buckle piano lid, tested.
This electrical measurement fixture, due to requiring high to the work capacity of operator, activity duration length (about 10s), and grafting is stranded Difficulty, piano lid can not observe FPCA after fastening above, and whether grafting in place, does not have fool proof measure, and plug in trouble causes False Rate Height, the FPCA proportion of goods damageds are big, delay production capacity；And because piano lid is welded on signal transducer, piano lid passes as signal Window is passed, it cracky or be cannot fasten after more than access times and cause to damage, and signal transducer component is exposed outside, Being contacted repeatedly during operating personnel's operation can cause to damage, and the damage of piano lid, which will result directly in signal flap, to be used, comprehensive A signal transducer is lost in the about 100pcs products that get up, and frequently changes and greatly delays production capacity, adds the consumptive material expense of product.
Utility model content
The purpose of this utility model is to provide a kind of electrical measurement fixture, substitutes the structure of traditional piano lid formula, be more convenient for Personnel's operation, stability is high, and low-profile, and structure is novel, durable.
Technical scheme provided by the utility model is as follows：
A kind of electrical measurement fixture, including：
Base, the base, which is provided with, is used for the neck for housing circuit board to be detected and the signal for providing electromotive signal Change-over panel, the neck are provided with the connector being connected with the signal transducer；
And press part, it is hinged on the base in the middle part of the press part, both ends are respectively pressure head end and pressure handle end, And the pressure head end is corresponding with the groove position；Wherein, the pressure handle end is pushed, the pressure head end is lifted from the neck, So that circuit board to be detected can be positioned in the neck；The pressure handle end is lifted, the pressure head end is pressed together on the base Neck on so that circuit board to be detected contacts connection with the connector.
Further, the connector includes multiple probes, multiple probe accommodating holes is provided with the neck, in institute State probe accommodating hole and be equipped with the probe.
Further, the neck is arranged in a manner of removably on the base.
Further, the probe is arranged in the probe accommodating hole of the neck in telescopic manner.
Further, the probe include the basal part that is connected with the signal transducer and for circuit board to be detected The thimble portion of connection, spring is provided between the basal part and the thimble portion.
Further, the base includes opposite first surface and second surface, and the press part and the neck are equal The first surface of the base is arranged on, the signal transducer is arranged on the second surface side of the base, and the bottom There is an accommodating cavity on the second surface of seat, be provided with the accommodating cavity and installed with the probe of the groove position face Device, multiple probes are installed on the probe erector, and multiple probes on the probe erector pass through the bottom Seat and stretch in the probe accommodating hole of the neck.
Further, the pressure head end of the press part have it is one matching with the structure of the neck, for will be to be checked Slowdown monitoring circuit plate is pressed in the raised briquetting on connector, and the position of the raised briquetting is corresponding with the position of the neck.
Further, the electrical measurement fixture also includes one for making the pressure handle end of the press part be reset to by pressed status The return unit of lifting status, the return unit are arranged between the press part and the base.
Further, the middle part of the press part is hinged by a rotary shaft and the base, and the return unit includes one The torsionspring being set in the rotary shaft.
Further, the electrical measurement fixture also include be arranged on the signal transducer be used for access outside electrical testing The electric signal interface of the electromotive signal of equipment.
The beneficial effects of the utility model are as follows：
Electrical measurement fixture provided by the utility model, using lever principle, using clamp type structure, operate more square Just, it is easy to personnel directly to observe whether the golden finger of circuit board to be detected is placed correctly, avoids judging by accident, and service life is grown, and makees It is short during industry.
Brief description of the drawings
Dimensional structure diagram of the electrical measurement fixture that Fig. 1 represents to provide in the utility model embodiment in stitching state；
Front view of the electrical measurement fixture that Fig. 2 represents to provide in the utility model embodiment in stitching state；
Fig. 3 represents Fig. 2 right view；
Dimensional structure diagram of the electrical measurement fixture that Fig. 4 represents to provide in the utility model embodiment in open mode；
Front view of the electrical measurement fixture that Fig. 5 represents to provide in the utility model embodiment in open mode；
Fig. 6 represents Fig. 5 right view；
Fig. 7 represents the exploded view of the electrical measurement fixture provided in the utility model embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer The accompanying drawing of type embodiment, the technical scheme of the utility model embodiment is clearly and completely described.Obviously, it is described Embodiment is part of the embodiment of the present utility model, rather than whole embodiments.Based on described of the present utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained, belong to the scope that the utility model is protected.
Piano lid formula structure is used for electrical measurement fixture in the prior art, high is required to the work capacity of operator, operation Time is grown, and grafting is difficult, piano lid fasten it is upper after can not observe circuit board to be detected whether grafting in place, no fool proof is arranged Apply, plug in trouble causes False Rate high, and circuit board losses rate is big, the problems such as delaying production capacity, and the utility model provides a kind of electricity Measurement fixture, it is simple in construction, substitute traditional piano lid formula electrical measurement fixture structure, personnel's operation of being more convenient for, stability height.
As shown in Figures 1 to 7, the electrical measurement fixture provided in the utility model embodiment includes：
Base 100, the base 100, which is provided with, to be used to house the neck 110 of circuit board to be detected and for providing electrical measurement The signal transducer 120 of signal, the neck 110 are provided with the connector being connected with the signal transducer 120；
And press part 200, the middle part of the press part 200 are hinged on the base 100, both ends are respectively pressure head end 220 and pressure handle end 210, and the pressure head end 220 and the position correspondence of neck 110；
Wherein, the pressure handle end 210 is pushed, the pressure head end 220 is lifted from the neck 110, so that slowdown monitoring circuit to be checked Plate can be positioned in the neck 110；
The pressure handle end 210 is lifted, the pressure head end 220 is pressed together on the neck 110 of the base 100, so as to be checked Slowdown monitoring circuit plate contacts connection with the connector.
Electrical measurement fixture provided by the utility model, electrical measurement fixture is designed as clamp type structure, wherein signal is changed Plate 120 is designed on base 100, it is, the signal transducer 120 of product is made into base 100, the pressure head of press part 200 End 220 and the middle part of pressure handle end 210 are hinged on base 100, and form a clip structure, be make use of lever principle, are passed through pressing Mode substitute traditional piano lid to turn over conjunction mode, when being detected to circuit board to be detected, push the pressure handle end 210, So that the pressure head end 220 is lifted, now the clip of the electrical measurement fixture is in open mode (as shown in Figure 4), and will be to be checked The golden finger of slowdown monitoring circuit plate is positioned in the neck 110 below pressure head end, then, lifts the pressure handle end 210, then the pressure head The golden finger of circuit board to be detected is pressed together on the neck 110 of the base 100 (as shown in Figure 1) by end 220, to be checked to cause Slowdown monitoring circuit plate contacts with the connector, so can test when signal transducer 120 described in board receiver to be detected Signal, to test the electric property of circuit board to be detected.
As can be seen here, electrical measurement fixture provided by the utility model, its use this clip laminated type structure with it is traditional Piano lid foldable structure is compared, and has advantages below：
1), traditional electrical measurement fixture piano lid foldable structure by the golden finger grafting of circuit board to be detected, it is necessary to enter steel Below qin lid, there is no fool proof measure, task difficulty is big, easily causes personnel's erroneous judgement, delays production capacity；And electrical measurement of the present utility model is controlled Tool, operating personnel can directly observe whether golden finger is placed correctly, have foolproof function, avoid erroneous judgement；
2), traditional electrical measurement fixture piano lid foldable structure, piano lid access times more after, cracky or cannot fasten Cause to damage, and the connector of signal flap plate is exposed outside, contact repeatedly during personnel's operation and also result in damage, it is comprehensive A signal transducer 120 is lost in the about 100pcs products that get up, and cost is high；And electrical measurement fixture of the present utility model, utilize lever Principle, using pressing mode, clever structure, signal flap plate is rest directly upon the inside of base 100, can improve its service life (service life can be ensured by changing the simplified overhaulings such as connector).
3), traditional electrical measurement fixture piano lid foldable structure, monolithic grafting activity duration about 7s, activity duration length；And Electrical measurement fixture of the present utility model, using pressing mode, activity duration about 4s, effectively reduce Tack time (pitch time).
Illustrate the preferred embodiment of electrical measurement fixture provided by the utility model below.
In preferred embodiment provided by the utility model, the neck 110 is arranged on described in a manner of removably On base 100.
Using such scheme, the neck 110 is arranged in a manner of removably on the base 100, can be according to treating The golden finger shape for detecting circuit board designs the neck 110, and corresponding neck 110 is changed for different products, carries The high versatility of electrical measurement fixture, and there is foolproof function.
In preferred embodiment provided by the utility model, the connector includes multiple probes, in the neck 110 On be provided with multiple probe accommodating holes, be equipped with the probe in the probe accommodating hole.
Using such scheme, the connector is realized using probe between circuit board and signal transducer 120 to be detected Electrical connection, this mode is simple in construction, and the interface unit of signal transducer 120 can be avoided directly to expose, work as tissue damage Afterwards, probe can be directly changed, without changing signal transducer 120, production capacity is improved, reduces loss, reduce cost.
Of course, it should be understood that in actual applications, the connector can also be using other modes to realize, right This is not defined.
In addition, in the utility model preferred embodiment, the probe is arranged on the neck 110 in telescopic manner Probe accommodating hole in.
Using such scheme, the probe is arranged in the probe accommodating hole of the neck 110 in telescopic manner, When pressing the circuit board to be detected, probe can be bounced back, to keep away due to scalable under the pressure of the circuit board to be detected Exempt to produce circuit board to be detected hardness scuffing.
Preferably, the probe include the basal part that is connected with the signal transducer 120 and for slowdown monitoring circuit to be checked The thimble portion of plate connection, spring is provided between the basal part and the thimble portion.
, can be by setting the spring, to realize the elastic telescopic of the probe, so that cause can using such scheme Circuit board to be detected is enough prevented plowing from, and can enough ensures that probe contact with circuit board to be detected is good.It should be appreciated that In practical application, the scalable set-up mode of the probe is not limited thereto, and can have a variety of implementations.
In addition, in preferred embodiment provided by the utility model, as shown in Figures 1 to 7, the base 100 includes Opposite first surface and second surface, the press part 200 and the neck 110 are arranged at the first of the base 100 Surface, the signal transducer 120 are arranged on the second surface side of the base 100, and the second surface of the base 100 It is upper that there is an accommodating cavity, the probe erector 400 with the position face of neck 110 is provided with the accommodating cavity, it is described Multiple probes are installed, and multiple probes on the probe erector 400 pass through the base on probe erector 400 100 and stretch in the probe accommodating hole of the neck 110.
Such scheme is a kind of preferred embodiment of electrical measurement fixture of the present utility model, and the signal transducer 120 can To be protected by base 100, the probe can install fixation by the probe erector 400.It will be understood , it is not defined for the specific mounting means of the signal transducer 120 and the probe.
In addition, in embodiment provided by the utility model, as shown in Figures 1 to 7, the pressure head of the press part 200 Raised pressure that structure of the end 220 with one and the neck 110 matches, for being pressed in circuit board to be detected on connector Block 230, the position of the raised briquetting 230 are corresponding with the position of the neck 110.
Using such scheme, by setting the raised briquetting 230 at the pressure head end 220 of the press part 200, with institute The structure for stating neck 110 is coordinated, and the golden finger of circuit board to be detected is pressed together in the neck 110.
In addition, in preferred embodiment provided by the utility model, it is described for making that the electrical measurement fixture also includes one The pressure handle end 210 of press part 200 is reset to the return unit of lifting status by pressed status, and the return unit is arranged on the pressing Between part 200 and the base 100.
Preferably, the middle part of the press part 200 is be hinged by a rotary shaft and the base 100, the return unit bag Include a torsionspring being set in the rotary shaft.
Using such scheme, by setting the return unit, it is possible to achieve the pressure handle end of the press part 200 of the clip structure 210 automatically reset.It is to be appreciated that it is not defined for the concrete structure of the return unit.
In addition, in preferred embodiment provided by the utility model, as shown in fig. 7, the electrical measurement fixture also includes setting Put the electric signal interface 300 for being used to access the electromotive signal of outside electric test equipment on the signal transducer 120.
Using such scheme, the electric signal interface 300 set on the electrical measurement fixture can be USB interface, to Outside electric test equipment is (such as：Computer) it is attached, with to applying test signal on circuit board to be detected.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of the utility model technical principle is not departed from, some improvement and replacement can also be made, these change Enter and replace and also should be regarded as the scope of protection of the utility model.

Claims (10)

  1. A kind of 1. electrical measurement fixture, it is characterised in that including：
    Base, the base is provided with the neck for being used for housing circuit board to be detected and the signal for providing electromotive signal is changed Plate, the neck are provided with the connector being connected with the signal transducer；
    And press part, it is hinged on the base in the middle part of the press part, both ends are respectively pressure head end and pressure handle end, and institute It is corresponding with the groove position to state pressure head end；Wherein, the pressure handle end is pushed, the pressure head end is lifted from the neck, so that Circuit board to be detected can be positioned in the neck；The pressure handle end is lifted, the pressure head end is pressed together on the card of the base On groove, so that circuit board to be detected contacts connection with the connector.
  2. 2. electrical measurement fixture according to claim 1, it is characterised in that
    The connector includes multiple probes, and multiple probe accommodating holes are provided with the neck, in the probe accommodating hole It is equipped with the probe.
  3. 3. electrical measurement fixture according to claim 2, it is characterised in that
    The neck is arranged in a manner of removably on the base.
  4. 4. electrical measurement fixture according to claim 3, it is characterised in that
    The probe is arranged in the probe accommodating hole of the neck in telescopic manner.
  5. 5. electrical measurement fixture according to claim 4, it is characterised in that
    The probe includes the basal part being connected with the signal transducer and the thimble portion for being connected with circuit board to be detected, Spring is provided between the basal part and the thimble portion.
  6. 6. electrical measurement fixture according to claim 2, it is characterised in that
    The base includes opposite first surface and second surface, and the press part and the neck are arranged at the base First surface, the signal transducer is arranged on the second surface side of the base, and on the second surface of the base With an accommodating cavity, the probe erector with the groove position face, the probe installation are provided with the accommodating cavity Multiple probes are installed, and multiple probes on the probe erector stretch to the card through the base on device In the probe accommodating hole of groove.
  7. 7. electrical measurement fixture according to claim 1, it is characterised in that
    The pressure head end of the press part have it is one matching with the structure of the neck, for circuit board to be detected to be pressed in into company Raised briquetting on fitting, the position of the raised briquetting are corresponding with the position of the neck.
  8. 8. electrical measurement fixture according to claim 1, it is characterised in that
    The electrical measurement fixture also includes one and is used to make the pressure handle end of the press part be reset to answering for lifting status by pressed status Position part, the return unit are arranged between the press part and the base.
  9. 9. electrical measurement fixture according to claim 8, it is characterised in that
    The middle part of the press part is hinged by a rotary shaft and the base, and the return unit is set in the rotation including one Torsionspring on axle.
  10. 10. electrical measurement fixture according to claim 1, it is characterised in that
    The electrical measurement fixture also includes being arranged on the electrical measurement letter for being used to access outside electric test equipment on the signal transducer Number electric signal interface.
CN201720781941.2U 2017-06-30 2017-06-30 A kind of electrical measurement fixture Expired - Fee Related CN206863176U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201720781941.2U CN206863176U (en) 2017-06-30 2017-06-30 A kind of electrical measurement fixture
PCT/CN2018/076512 WO2019000975A1 (en) 2017-06-30 2018-02-12 Electrical test jig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720781941.2U CN206863176U (en) 2017-06-30 2017-06-30 A kind of electrical measurement fixture

Publications (1)

Publication Number Publication Date
CN206863176U true CN206863176U (en) 2018-01-09

Family

ID=60829708

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720781941.2U Expired - Fee Related CN206863176U (en) 2017-06-30 2017-06-30 A kind of electrical measurement fixture

Country Status (2)

Country Link
CN (1) CN206863176U (en)
WO (1) WO2019000975A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019000975A1 (en) * 2017-06-30 2019-01-03 京东方科技集团股份有限公司 Electrical test jig
CN111983439A (en) * 2019-05-23 2020-11-24 河南许继仪表有限公司 Relay positioning testing device and relay testing equipment using same
CN113625157A (en) * 2021-08-30 2021-11-09 浪潮商用机器有限公司 Circuit board detection device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100767191B1 (en) * 2006-01-06 2007-10-17 주식회사 파이컴 Unit for connecting circuit board and apparatus for testing plat display panel having the unit
CN201075114Y (en) * 2007-07-13 2008-06-18 苏州光韵达光电科技有限公司 IC testing control tool
CN103777043B (en) * 2012-10-22 2016-05-25 昆山意力电路世界有限公司 Elastomeric connector functional tester
CN204731001U (en) * 2015-05-25 2015-10-28 深圳市邦乐达科技有限公司 A kind of connector probe test fixture
CN105222990B (en) * 2015-10-13 2018-07-31 广州万孚生物技术股份有限公司 Light-emitting component measurement jig
CN206058865U (en) * 2016-09-18 2017-03-29 合肥鑫晟光电科技有限公司 A kind of electrical measurement fixture
CN206863176U (en) * 2017-06-30 2018-01-09 合肥鑫晟光电科技有限公司 A kind of electrical measurement fixture

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019000975A1 (en) * 2017-06-30 2019-01-03 京东方科技集团股份有限公司 Electrical test jig
CN111983439A (en) * 2019-05-23 2020-11-24 河南许继仪表有限公司 Relay positioning testing device and relay testing equipment using same
CN113625157A (en) * 2021-08-30 2021-11-09 浪潮商用机器有限公司 Circuit board detection device

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Granted publication date: 20180109

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