CN102062789A - PCB (Printed Circuit Board) insulation resistance testing jig - Google Patents

PCB (Printed Circuit Board) insulation resistance testing jig Download PDF

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Publication number
CN102062789A
CN102062789A CN201010581100XA CN201010581100A CN102062789A CN 102062789 A CN102062789 A CN 102062789A CN 201010581100X A CN201010581100X A CN 201010581100XA CN 201010581100 A CN201010581100 A CN 201010581100A CN 102062789 A CN102062789 A CN 102062789A
Authority
CN
China
Prior art keywords
pcb board
testing needle
test
pcb
base
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.)
Pending
Application number
CN201010581100XA
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Chinese (zh)
Inventor
王鹏
牛玉鹏
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.)
Shennan Circuit Co Ltd
Original Assignee
Shennan Circuit 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 Shennan Circuit Co Ltd filed Critical Shennan Circuit Co Ltd
Priority to CN201010581100XA priority Critical patent/CN102062789A/en
Publication of CN102062789A publication Critical patent/CN102062789A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a testing jig, in particular to a PCB (Printed Circuit Board) insulation resistance testing jig, comprising a base, a PCB placing table, guide posts, test pins, a test pin table and test leads. The guide posts and the PCB placing table or the test pin table are fixed on the base, the PCB placing table is provided with a PCB locating structure, the test pins are arranged on the test pin table, the PCB placing table or the test pin table is provided with guiding holes matched with the guide posts, and the test leads electrically connect the guide posts and the test pins. In the invention, the PCB insulation resistance testing jig is a special jig, which avoids the steps of lead preparation, lead welding, soldering flux cleaning and the like in the prior art, improves the test efficiency, and prevents the high-temperature impingement on the PCB and the poor influence of the soldering flux on the tested results in the test lead welding process.

Description

A kind of pcb board megger test frame
Technical field
The present invention relates to a kind of testing jig, specifically be meant a kind of pcb board megger test frame.
Background technology
In the pcb board manufacturing process or after finishing, need carry out megger test, whether the insulating property with the judgement pcb board are qualified, the method of testing of pcb board insulation resistance is at present: determine good several test points on every pcb board, at the test point copper conductor of burn-oning, by the lead realization pcb board of welding and being connected of testing apparatus, thereby reach the purpose of testing the pcb board insulation resistance.The problem that prior art exists is:
1), the test point of pcb board in soldering copper lead process, the high temperature impact that the printing ink around the test point, sheet material etc. can be welded causes the insulating property reduction of printing ink, base material itself, causes test result that deviation is arranged;
2), can use scaling powder in the soldering copper lead process, when the scaling powder wiping is unclean, can directly influence test data, cause data inaccurate, can not reflect the real insulating property of pcb board;
3), prepare scaling powder, combing copper conductor after copper conductor, welding, the removing welding and all need spend the plenty of time and waste time and energy, efficient is low;
4) because the copper conductor of welding is that expose and soft, combing is bad may meet other metal objects, and the electric shock risk is arranged.
Summary of the invention
The technical matters that the present invention mainly solves provides pcb board megger test frame a kind of special use, that testing efficiency is high.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of pcb board megger test frame is provided, comprise base, the pcb board mounting table, guidepost, testing needle, the testing needle platform, test lead, binding post and balancing weight, described guidepost quantity is four, be fixedly installed on four corners of base, described pcb board mounting table is fixedly installed on the base, the testing needle platform is positioned at pcb board mounting table top, and it is corresponding up and down with pcb board mounting table position, the testing needle platform is provided with the pilot hole that matches with described guidepost, the testing needle platform slides up and down along described guidepost, the pcb board mounting table is provided with the pcb board location structure, testing needle be arranged on the testing needle platform and syringe needle down, megger test number of spots on the quantity of testing needle and the pcb board equates and is corresponding one by one with the position of test point, testing needle length unanimity, and described binding post is fixedly installed on the base, test lead is electrically connected testing needle and binding post, and described balancing weight is placed on testing needle platform upper surface.
Wherein, described pcb board location structure comprises register pin, and register pin matches with pilot hole on the pcb board.
Wherein, described pcb board location structure comprises locating piece, and locating piece is higher than pcb board mounting table upper surface, and locating piece matches with the edge of pcb board.
Wherein, described pcb board location structure is the detent on the pcb board mounting table, and the size and the pcb board of detent are adaptive.
Wherein, described testing needle is an elastic probe.
The present invention also provides another kind of pcb board megger test frame, comprise base, the pcb board mounting table, guidepost, testing needle, the testing needle platform, test lead, binding post and balancing weight, described guidepost quantity is four, be fixedly installed on four corners of base, described testing needle platform is fixedly installed on the base, the pcb board mounting table is positioned at testing needle platform top, and it is corresponding up and down with testing needle platform position, the pcb board mounting table is provided with the pilot hole that matches with described guidepost, the pcb board mounting table slides up and down along described guidepost, also be provided with testing needle on the pcb board mounting table by hole and pcb board location structure, testing needle be arranged on the testing needle platform and syringe needle up, megger test number of spots on the quantity of testing needle and the pcb board equates and is corresponding one by one with the position of test point, testing needle length unanimity, described binding post is fixedly installed on the base, and test lead is electrically connected testing needle and binding post, and described balancing weight is placed on the pcb board upper surface.
Wherein, described pcb board location structure comprises register pin, and register pin matches with pilot hole on the pcb board.
Wherein, described pcb board location structure comprises locating piece, and locating piece is higher than pcb board mounting table upper surface, and locating piece matches with the edge of pcb board.
Wherein, described pcb board location structure is the detent on the pcb board mounting table, and the size and the pcb board of detent are adaptive.
Wherein, described testing needle is an elastic probe.
The invention has the beneficial effects as follows: pcb board megger test frame of the present invention is a kind of special fixture, mainly contains following beneficial effect:
1), testing needle is electrically connected with test lead, test lead is connected with megger test equipment again, and testing needle is a rubber-like, with the test point of pcb board to be measured be Elastic Contact, thereby need not to weld again test lead, can avoid the high temperature impact of the high temperature of flatiron in the welding process, can not influence the insulating property of pcb board pcb board surface ink, base material etc.;
2), owing to not welding test lead, so avoided the influence of scaling powder to test result;
3), omitted steps such as preparation lead, welding lead, removing scaling powder, adopt special-purpose testing jig, easy to operate, improve testing efficiency;
4), test lead only needs to be connected the insulation resistance that once just can test the polylith pcb board with megger test equipment, need not combing test lead repeatedly, avoids test lead to contact with other metal objects, reduced the electric shock risk.
Description of drawings
The present invention is described in detail below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of pcb board megger test frame embodiment one of the present invention;
Fig. 2 is the structural representation of pcb board megger test frame embodiment two of the present invention.
Wherein, 1, base; 2, pcb board mounting table; 21, locating piece; 22, register pin; 23, pilot hole; 3, guidepost; 4, testing needle platform; 41, pilot hole; 5, testing needle; 6, test lead; 7, pcb board; 71, test point; 8, balancing weight; 9, binding post.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
First embodiment as pcb board megger test frame of the present invention, see also Fig. 1, comprise base 1, pcb board mounting table 2, guidepost 3, testing needle 5, testing needle platform 4, test lead 6, binding post 9 and balancing weight 8, described guidepost 3 quantity are four, be fixedly installed on four corners of base 1, described pcb board mounting table 2 is fixedly installed on the base 1, testing needle platform 4 is positioned at pcb board mounting table 2 tops, and it is corresponding up and down with pcb board mounting table 2 positions, testing needle platform 4 is provided with the pilot hole 41 that matches with described guidepost 3, testing needle platform 4 slides up and down along described guidepost 3, pcb board mounting table 2 is provided with the pcb board location structure, testing needle 5 be arranged on the testing needle platform 4 and syringe needle down, the quantity of testing needle 5 and the megger test on the pcb board 7 are put that 71 quantity equate and are corresponding one by one with the position of test point 71, testing needle 5 length unanimities, described binding post 9 is fixedly installed on the base 1, test lead 6 is electrically connected testing needle 5 and binding post 9, and described balancing weight 8 is placed on testing needle platform 4 upper surfaces.Present embodiment testing needle 5 is an elastic probe, and the pcb board location structure comprises locating piece 21, and locating piece 21 is higher than pcb board mounting table 2 upper surfaces, and locating piece 21 matches with the edge of pcb board 7, and locating piece 21 can be well pcb board 7 location.
The gravity of balancing weight 8 can increase the contact pressure of pcb board 7 and all testing needles 5, if testing needle 5 is too many, the weight that only relies on testing needle platform 4 and testing needle 5 itself may deficiencies so that pcb board 7 contacts well with all testing needle 5, balancing weight 8 has improved testing reliability.
Described in addition pcb board location structure can also be register pin, and register pin matches with pilot hole on the pcb board; The pcb board location structure can also be the detent on the pcb board mounting table, and the size and the pcb board of detent are adaptive, all can reach the effect of location pcb board.
The method of operating of pcb board megger test frame of the present invention is: test lead 6 is welded on the testing needle 5, and testing needle 5 is fixed on the testing needle platform 4, test lead 6, testing needle 5 just form path with testing apparatus; Testing needle platform 4 is mentioned, pcb board to be tested 7 is placed on the pcb board mounting table 2, locating piece 21 on the pcb board mounting table 2 is located pcb board 7 well, testing needle 5 is corresponding one by one with the test point 71 on the pcb board 7, after pcb board 7 is placed to the tram, add balancing weight 8 at testing needle platform 4 upper surfaces, balancing weight 8 is pressed to pcb board 7 with testing needle platform 4, touch pcb board 7 to be measured fully until testing needle 5, can start testing apparatus and test.
Pcb board megger test frame of the present invention is a kind of special fixture, and following beneficial effect is arranged:
1), testing needle is electrically connected with test lead, test lead is connected with megger test equipment again, and testing needle is a rubber-like, directly contact with the test point of pcb board to be measured, thereby need not to weld again test lead, can avoid the high temperature impact of the high temperature of flatiron in the welding process, can not influence the insulating property of pcb board pcb board surface ink, base material etc.;
2), owing to not welding test lead, so avoided the influence of scaling powder to test result;
3), omitted steps such as preparation lead, welding lead, removing scaling powder, adopt special-purpose testing jig, easy to operate, improve testing efficiency;
4), test lead only needs to be connected the insulation resistance that once just can test the polylith pcb board with megger test equipment, need not combing test lead repeatedly, avoids test lead to contact with other metal objects, reduced the electric shock risk.
5) binding post of She Zhiing is electrically connected with testing needle by test lead, gets final product so directly be connected with binding post when being connected with megger test equipment, and is more convenient, and test lead is cleaner and tidier.
Second embodiment as pcb board megger test frame of the present invention, see also Fig. 2, comprise base 1, pcb board mounting table 2, guidepost 3, testing needle 5, testing needle platform 4, test lead 6, binding post 9 and balancing weight 8, described guidepost 3 quantity are four, be fixedly installed on four corners of base 1, described testing needle platform 4 is fixedly installed on the base 1, pcb board mounting table 2 is positioned at testing needle platform 4 tops, and it is corresponding up and down with testing needle platform 4 positions, pcb board mounting table 2 is provided with the pilot hole 23 that matches with described guidepost 3, pcb board mounting table 2 slides up and down along described guidepost 3, also be provided with the location structure of testing needle 5 on the pcb board mounting table 2 by hole and pcb board 7, testing needle 5 be arranged on the testing needle platform 4 and syringe needle up, the quantity of testing needle 5 and the megger test on the pcb board 7 are put that 71 quantity equate and are corresponding one by one with the position of test point 71, testing needle 5 length unanimities, described binding post 9 is fixedly installed on the base 1, test lead 6 is electrically connected testing needle 5 and binding post 9, and described balancing weight 8 is placed on pcb board 7 upper surfaces.Present embodiment pcb board location structure comprises register pin 22, and register pin 22 matches with pilot hole on the pcb board, and register pin 22 can be located pcb board well.
The method of operating of present embodiment pcb board megger test frame and embodiment one basically identical, the beneficial effect of acquisition is also basic identical, and those skilled in the art all can understand, and repeat no more herein.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure that utilizes instructions of the present invention and accompanying drawing content to be done, or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.

Claims (10)

1. pcb board megger test frame, it is characterized in that: comprise base, the pcb board mounting table, guidepost, testing needle, the testing needle platform, test lead, binding post and balancing weight, described guidepost quantity is four, be fixedly installed on four corners of base, described pcb board mounting table is fixedly installed on the base, the testing needle platform is positioned at pcb board mounting table top, and it is corresponding up and down with pcb board mounting table position, the testing needle platform is provided with the pilot hole that matches with described guidepost, the testing needle platform slides up and down along described guidepost, the pcb board mounting table is provided with the pcb board location structure, testing needle be arranged on the testing needle platform and syringe needle down, megger test number of spots on the quantity of testing needle and the pcb board equates and is corresponding one by one with the position of test point, testing needle length unanimity, described binding post is fixedly installed on the base, and test lead is electrically connected testing needle and binding post, and described balancing weight is placed on testing needle platform upper surface.
2. pcb board megger test frame according to claim 1 is characterized in that: described pcb board location structure comprises register pin, and register pin matches with pilot hole on the pcb board.
3. pcb board megger test frame according to claim 1 is characterized in that: described pcb board location structure comprises locating piece, and locating piece is higher than pcb board mounting table upper surface, and locating piece matches with the edge of pcb board.
4. pcb board megger test frame according to claim 1 is characterized in that: described pcb board location structure is the detent on the pcb board mounting table, and the size and the pcb board of detent are adaptive.
5. according to each described pcb board megger test frame of claim 1 to 4, it is characterized in that: described testing needle is an elastic probe.
6. pcb board megger test frame, it is characterized in that: comprise base, the pcb board mounting table, guidepost, testing needle, the testing needle platform, test lead, binding post and balancing weight, described guidepost quantity is four, be fixedly installed on four corners of base, described testing needle platform is fixedly installed on the base, the pcb board mounting table is positioned at testing needle platform top, and it is corresponding up and down with testing needle platform position, the pcb board mounting table is provided with the pilot hole that matches with described guidepost, the pcb board mounting table slides up and down along described guidepost, also be provided with testing needle on the pcb board mounting table by hole and pcb board location structure, testing needle be arranged on the testing needle platform and syringe needle up, megger test number of spots on the quantity of testing needle and the pcb board equates and is corresponding one by one with the position of test point, testing needle length unanimity, described binding post is fixedly installed on the base, and test lead is electrically connected testing needle and binding post, and described balancing weight is placed on the pcb board upper surface.
7. pcb board megger test frame according to claim 6 is characterized in that: described pcb board location structure comprises register pin, and register pin matches with pilot hole on the pcb board.
8. pcb board megger test frame according to claim 6 is characterized in that: described pcb board location structure comprises locating piece, and locating piece is higher than pcb board mounting table upper surface, and locating piece matches with the edge of pcb board.
9. pcb board megger test frame according to claim 6 is characterized in that: described pcb board location structure is the detent on the pcb board mounting table, and the size and the pcb board of detent are adaptive.
10. according to each described pcb board megger test frame of claim 6 to 9, it is characterized in that: described testing needle is an elastic probe.
CN201010581100XA 2010-12-09 2010-12-09 PCB (Printed Circuit Board) insulation resistance testing jig Pending CN102062789A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201010581100XA CN102062789A (en) 2010-12-09 2010-12-09 PCB (Printed Circuit Board) insulation resistance testing jig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201010581100XA CN102062789A (en) 2010-12-09 2010-12-09 PCB (Printed Circuit Board) insulation resistance testing jig

Publications (1)

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CN102062789A true CN102062789A (en) 2011-05-18

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102590632A (en) * 2012-03-19 2012-07-18 常州工学院 Insulation resistance test circuit for circuit board
CN102721872A (en) * 2012-03-13 2012-10-10 北京元六鸿远电子技术有限公司 8-position semi-automatic insulating resistance measuring device
CN103048576A (en) * 2013-01-24 2013-04-17 昆山尼赛拉电子器材有限公司 Terminal detection fixture
CN103063959A (en) * 2012-12-29 2013-04-24 北京德天泉机电设备有限公司 Bed-of-nails tool for detecting circuit board
CN103249261A (en) * 2013-05-06 2013-08-14 苏州金牛精密机械有限公司 Jig for assembling parts of circuit board
CN104360220A (en) * 2014-11-23 2015-02-18 保定维特瑞交通设施工程有限责任公司 Traffic PCB control circuit board variable range online testing device
CN105424988A (en) * 2015-12-10 2016-03-23 苏州世纪福智能装备股份有限公司 Detection apparatus
CN106405375A (en) * 2016-08-31 2017-02-15 福建星网视易信息系统有限公司 Multipath resistance and voltage testing method, device and system
CN107271777A (en) * 2017-05-18 2017-10-20 广东长盈精密技术有限公司 Resistance measurement apparatus
WO2019041697A1 (en) * 2017-08-31 2019-03-07 郑州云海信息技术有限公司 Loss test probe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1251425A (en) * 1998-10-13 2000-04-26 三星电子株式会社 Combined testing system and testing method using same
US20050151550A1 (en) * 2004-01-08 2005-07-14 Chung-Shan Lee Circuit board testing jig
CN200959016Y (en) * 2006-07-18 2007-10-10 深圳麦逊电子有限公司 PCB universal pneumatic tester
CN101887101A (en) * 2010-06-09 2010-11-17 深圳市深联电路有限公司 High withstand voltage testing device of single-sided aluminum-base printed circuit board and testing method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1251425A (en) * 1998-10-13 2000-04-26 三星电子株式会社 Combined testing system and testing method using same
US20050151550A1 (en) * 2004-01-08 2005-07-14 Chung-Shan Lee Circuit board testing jig
CN200959016Y (en) * 2006-07-18 2007-10-10 深圳麦逊电子有限公司 PCB universal pneumatic tester
CN101887101A (en) * 2010-06-09 2010-11-17 深圳市深联电路有限公司 High withstand voltage testing device of single-sided aluminum-base printed circuit board and testing method

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102721872A (en) * 2012-03-13 2012-10-10 北京元六鸿远电子技术有限公司 8-position semi-automatic insulating resistance measuring device
CN102590632A (en) * 2012-03-19 2012-07-18 常州工学院 Insulation resistance test circuit for circuit board
CN102590632B (en) * 2012-03-19 2014-05-28 常州工学院 Insulation resistance test circuit for circuit board
CN103063959A (en) * 2012-12-29 2013-04-24 北京德天泉机电设备有限公司 Bed-of-nails tool for detecting circuit board
CN103048576A (en) * 2013-01-24 2013-04-17 昆山尼赛拉电子器材有限公司 Terminal detection fixture
CN103249261A (en) * 2013-05-06 2013-08-14 苏州金牛精密机械有限公司 Jig for assembling parts of circuit board
CN103249261B (en) * 2013-05-06 2016-06-01 苏州金牛精密机械有限公司 Circuit board feature assembled fixture
CN104360220A (en) * 2014-11-23 2015-02-18 保定维特瑞交通设施工程有限责任公司 Traffic PCB control circuit board variable range online testing device
CN105424988A (en) * 2015-12-10 2016-03-23 苏州世纪福智能装备股份有限公司 Detection apparatus
CN106405375A (en) * 2016-08-31 2017-02-15 福建星网视易信息系统有限公司 Multipath resistance and voltage testing method, device and system
CN107271777A (en) * 2017-05-18 2017-10-20 广东长盈精密技术有限公司 Resistance measurement apparatus
CN107271777B (en) * 2017-05-18 2019-12-10 广东长盈精密技术有限公司 Resistance value measuring device
WO2019041697A1 (en) * 2017-08-31 2019-03-07 郑州云海信息技术有限公司 Loss test probe

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Application publication date: 20110518

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