CN101329364A - Rotary type flexible circuit board testing jig - Google Patents

Rotary type flexible circuit board testing jig Download PDF

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Publication number
CN101329364A
CN101329364A CNA2008101321146A CN200810132114A CN101329364A CN 101329364 A CN101329364 A CN 101329364A CN A2008101321146 A CNA2008101321146 A CN A2008101321146A CN 200810132114 A CN200810132114 A CN 200810132114A CN 101329364 A CN101329364 A CN 101329364A
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CN
China
Prior art keywords
test
circuit board
bolt
interface
runing rest
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
CNA2008101321146A
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Chinese (zh)
Inventor
林干�
胡庆云
邢波
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.)
Ground-To-Air Defense Equipment Institute Of Airforce Equipment Institute Of
Original Assignee
Ground-To-Air Defense Equipment Institute Of Airforce Equipment Institute Of
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 Ground-To-Air Defense Equipment Institute Of Airforce Equipment Institute Of filed Critical Ground-To-Air Defense Equipment Institute Of Airforce Equipment Institute Of
Priority to CNA2008101321146A priority Critical patent/CN101329364A/en
Publication of CN101329364A publication Critical patent/CN101329364A/en
Pending legal-status Critical Current

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Abstract

The invention provides a rotary flexible circuit board testing clamp, comprising a rotating bracket, an interface switching device, a platform testing interface and a testing probe pen. The rotation bracket comprises a column, a rotating shaft and a clamping device. The rotating bracket is arranged on a testing platform; the two ends of the circuit board to be tested are clamped by the clamping device and fixed on the rotating bracket; the testing interface of the circuit board to be tested is connected with the platform testing interface by the interface switching device. In the testing process, according to the requirement, the circuit board to be tested is rotated so as to lead the circuit board to be arranged at any angle; the testing personnel can measure the signals of testing points on any one surface of the frontal surface and the back surface of the circuit board to be tested by using the testing probe pen, thus leading the testing process to be continuous and quick. The clamp of the invention has the advantages of simple structure, low cost and convenient adjustment, and is suitable for testing the circuit board of variable specifications.

Description

Rotary type flexible circuit board testing jig
Technical field
Rotary type flexible circuit board testing jig of the present invention belongs to electronic equipment and detects the maintenance technique field, for circuit board automatic test and fault diagnosis provide means.
Background technology
At present, in test, except testing automatically, in test process, need use test probe pen or probe that the test point on the circuit board is carried out additional testing toward contact by the test interface of circuit board to the circuit board in the electronic equipment.Usually, the circuit-under-test plate is a dual platen, test point is distributed on the circuit-under-test plate tow sides, in testing apparatus in the past, the circuit-under-test plate often is fixed on the test platform, makes the tester can not measure the circuit board tow sides measured point of one side arbitrarily easily, need retighten circuit board, thereby cause test process to be interrupted, the influence test.Simultaneously, also make interface switching device complexity, be difficult to general.
For addressing the above problem, solution commonly used adopts the needle-bar test, and the characteristics of needle-bar test are complex structures, cost an arm and a leg, and circuit-under-test plate gauge lattice are limited to some extent.
Summary of the invention:
The objective of the invention is to propose a kind of rotary type flexible circuit board testing jig, for different size circuit-under-test plate provides stationary fixture and test interface.In test process, rotation circuit plate is neatly adjusted the position of circuit board, make the double-edged test point of circuit board be in and be convenient to test the position of probe pen test, thereby make test process link up, quick.
For realizing above purpose, the present invention is by the following technical solutions: rotary type flexible circuit board testing jig of the present invention comprises: two runing rest 8a and 8b, test probe pen 5a and 5b, test interface switching device 7 and platform test interface 3, described runing rest comprises pillar 17a and 17b, turning axle 9a and 9b and clamp device 10a and 10b, with clamp device 10a and 10b the two ends of circuit board under test are clamped, and be separately fixed on runing rest 8a and the 8b, the rotatable circuit board under test of runing rest, it is arbitrarily angled that it is in, the circuit board under test test interface is connected with platform test interface test interface switching device 7, wherein, a runing rest 8a is fixed on the test platform front panel 1 by threaded hole 11, on test platform front panel 1, open a hollow slots 4 in addition, another runing rest 8b bottom is installed in the groove, can slide along groove, to regulate two distances between the runing rest, test interface switching device 7 comprises: test flexible cable 31, adaptive socket 30 of circuit board testing interface and the adaptive socket 32 of platform test interface, realize the adaptive of circuit board testing interface and platform test interface, platform test interface 3 mainly provides the test input of test platform, output interface, test probe pen 5a and 5b are used at test process the test signal on the circuit-under-test plate being measured.
The pillar 17a of runing rest 8a and 8b and the bottom of 17b are external thread, two nuts 18 and 19 are installed in the bottom of the pillar 17b of another runing rest 8b, distance between nut 18 and the nut 19 should be slightly larger than the thickness of front panel 1, the hollow slots circular hole is passed in runing rest 8b bottom, make nut 18 and nut 19 lay respectively at the top of circular hole and below, the runing rest that moves right is located in the hollow slots, screw nut 18, runing rest 8b is fixed.
Clamp device 10a and the 10b of two runing rest 8a and 8b include framework 24, regulate bolt 29, packing ring 33, bolt of long stem 27a and 27b, spring 28a and 28b, electro-insulating rubber pad 26 and clamping plate 25, framework 24 xsects are [shape structure, electro-insulating rubber pad 26 sticks on pars intramuralis under the framework, spring 28a and spring 28b are enclosed within respectively on bolt of long stem 27a and the bolt of long stem 27b, use bolt of long stem 27a and 27b, spring 28a and 28b place clamping plate 25 on the framework 24 between the lower wall, packing ring 33 is opened internal thread, place between framework upper wall and the clamping plate, regulate bolt 29 and pass framework upper wall middle part through hole, screw in the packing ring 33, and contact with clamping plate 25, during use, bolt 29 is regulated in precession, bolt 29 promotes clamping plate 25, and clamping plate 25 reduce gradually with electro-insulating rubber pad 26 distances, and the circuit-under-test panel edges tightly is folded between framework 24 inner splints 25 and the electro-insulating rubber pad 26.
At the pillar 17a of two runing rests and the close flat through hole 16 of the equal boiling water in top in top of 17b, all open vertical internal thread hole 15 on the top of pillar 17a and 17b, and connect steel ball 14, spring 13 and regulate bolt 12 and pack into successively in the perpendicular screwed hole of pillar top with horizontal through hole 16.
Turning axle 9a and 9b comprise: rotating shaft 22, set bolt 20 and 23, packing ring 21, rotating shaft 22 is a multidiameter, butt end and thin end are arranged, threaded hole is opened along axis in rotating shaft 22 two ends, rotating shaft 22 thin ends insert in pillar 17a and the 17b horizontal through hole 16, contact with steel ball 14, and use set bolt 20 and packing ring 21 fixed rotating shafts on pillar 17a and 17b, rotating shaft is rotated in through hole 16 and be unlikely to skid off, the framework 24 sidewalls middle part through hole that set bolt 23 passes clamp device 10a and 10b is installed in the rotating shaft 22 butt ends outside with clamp device.By screwing out and precession adjusting bolt 12, steel ball 14 is compressed or unclamp rotating shaft 22, thereby make rotating shaft fix or freely rotate.
Rotary flexible test fixture of the present invention is simple in structure, easy to operate, has guaranteed the smoothness of test process, has improved testing efficiency.
Description of drawings
The present invention is described in more detail with embodiment in conjunction with the accompanying drawings.
The stereographic map of Fig. 1 rotary type flexible circuit board testing jig;
Fig. 2 rotary type flexible circuit board testing jig assembling relationship figure;
Fig. 3 runing rest top perspective view
Fig. 4 runing rest top A-A sectional view
Embodiment
As Fig. 1,2,3, shown in 4, rotary type flexible circuit board testing jig of the present invention comprises two runing rest 8a and 8b, test probe pen 5a and 5b, test interface switching device 7 and platform test interface 3.Test probe pen 5a and 5b are installed on the rear flank panel 2 of test platform, and the test probe pen connects testing apparatus; Platform test interface 3 is installed in the middle front part of test platform front panel 1, and test interface is a standard dual-in-line socket, connects the input and output of the testing tool equipment of test platform; Test interface switching device 7 comprises: interface socket 30, test flexible cable 31 and interface socket 32, interface socket 30 and adaptive connection of circuit board under test 6 interfaces, when the circuit-under-test plate interface not simultaneously, change this socket, interface socket 32 is a standard dual-in-line socket, with 3 adaptive connections of platform test interface.
Described anchor clamps comprise runing rest 8a and 8b, and runing rest 8a and 8b comprise pillar 17a and 17b, turning axle 9a and 9b and clamp device 10a and 10b respectively.Open a threaded hole 11 and a hollow slots 4 at the middle part of test platform front panel 1, hollow slots 4 and threaded hole 11 are on same horizontal line, threaded hole and pillar 17a bottom thread partly are complementary, the hollow slots width equals the diameter of threaded hole, hollow slots is parallel with platform test interface 3, the left side of hollow slots 4 is a round tube hole, and the slightly larger in diameter of round tube hole is in the diameter of nut 19.The pillar 17a bottom thread of support 8a partly is screwed into threaded hole 11, and makes turning axle 9a parallel with hollow slots, clamp device 10a is vertical with hollow slots, and so far first support installs.Two nuts are installed in the pillar 17b bottom of runing rest 8b, distance between two nuts should be slightly larger than the thickness of front panel 1, the hollow slots circular hole is passed in runing rest 8b bottom, make nut 18 and nut 19 lay respectively at the top of circular hole and below, the runing rest that moves right is located in the hollow slots, regulates two distances between runing rest, screw nut 18, support is fixed.
Turning axle 9a and 9b include: set bolt 20, packing ring 21, rotating shaft 22 and set bolt 23, and rotating shaft is a multidiameter, and an end is thin end, and the other end is a butt end, and internal thread hole is opened along axis in the axle both sides.The thin end of rotating shaft inserts pillar top near in the horizontal through hole 16 on top, and installs and fixes bolt 20 and packing ring 21 and make rotating shaft rotate in horizontal through hole 16 and be unlikely to skid off.Open a threaded hole at pillar 17 tops along the pillar axis direction and connect with the horizontal through hole 16 that rotating shaft is installed, the steel ball 14 of packing into successively, spring 13 and regulate bolt 12 make steel ball 14 contact with rotating shaft 22, and steel ball, spring are identical with the adjusting diameter of bolt.By screwing out and precession adjusting bolt, steel ball 14 is compressed or unclamp rotating shaft 22, thereby make rotating shaft fix or freely rotate.Use bolt 23 clamp device 10 to be fixed on the butt end side of rotating shaft.
Clamp device comprises framework 24, electro-insulating rubber pad 26, clamping plate 25, bolt of long stem 27a and 27b, spring 28a and 28b, packing ring 33, regulate bolt 29, electro-insulating rubber pad 26 sticks on 24 times pars intramuralis of framework, threaded hole is opened at clamping plate 25 two ends, and place on the framework 24 between the lower wall, opening two through holes with the framework upper wall of clamping plate threaded hole relative position, spring 28a and 28b are enclosed within respectively on bolt of long stem 27a and the 27b, and bolt of long stem 27a and 27b are passed framework upper wall through hole screw in the clamping plate threaded hole, and make spring 28a and 28b between the nut and framework 24 upper walls of bolt of long stem, packing ring (33) is opened internal thread, open a through hole at framework upper wall middle part, packing ring 33 is placed between framework upper wall and the clamping plate, and align with the middle part through hole, to regulate bolt 29 and pass through hole, and screw in packing ring 33 internal thread holes, and bolt 29 bottoms are contacted with clamping plate 25.When initial, screw out and regulate bolt 29, the stress of spring 28a and 28b makes clamping plate 25 be close to framework 24 upper wall inboards.Bolt 29 is regulated in precession, and bolt 29 promotes clamping plate 25, and clamping plate 25 reduce gradually with electro-insulating rubber pad 26 distances, and the circuit-under-test panel edges tightly is folded between framework 24 inner splints 25 and the electro-insulating rubber pad 26.
Before beginning test, use interface switching device 7 test interfaces 3 to couple together, support 8a is installed on the platform front panel 1, make circuit board interface forward circuit-under-test plate 6 interfaces and test platform, its right side edge is inserted among the clamp device 10a, regulated bolt 29 and clamp circuit board.Support 8b bottom is inserted in the hollow slots, adjusted the position of support 8b, make the left hand edge of circuit board place clamp device 10b, regulate bolt 29, the fixing circuit board left hand edge.The adjusting bolt 12 on releases clamp 8a and 8b top rotates turning axle 9, and rotation circuit-under-test plate 6 screws and regulates bolt 12 to initial position, makes circuit board remain on initial position.The operation autotest program, in test, when on needs testing circuit board 6 another sides during test point, the adjusting bolt 12 on releases clamp 8a and 8b top rotates turning axle 9, rotation circuit-under-test plate 6 is to the needs position, screw and regulate bolt 12, circuit board is remained on needs position, the signal of use test probe pen test measured point.Thereby, test process is linked up, improved testing efficiency.

Claims (6)

1. rotary type flexible circuit board testing jig, it is characterized in that: comprise two runing rest (8a, 8b), test probe pen (5a, 5b), test interface switching device (7) and platform test interface (3), described runing rest comprises pillar (17a, 17b), turning axle (9a, 9b) and clamp device (10a, 10b), with clamp device (10a, 10b) two ends with circuit board under test clamp, and be fixed on runing rest (8a, 8b), the rotatable circuit board under test of runing rest, it is arbitrarily angled that it is in, the circuit board under test test interface is connected with platform test interface test interface switching device (7), wherein, a runing rest (8a) is fixed on the test platform front panel (1) by threaded hole (11), on test platform front panel (1), open a hollow slots (4) in addition, another runing rest (8b) bottom is installed in the groove, can slide along groove, to regulate two distances between the runing rest, test interface switching device (7) comprising: test flexible cable (31), adaptive socket of circuit board testing interface (30) and the adaptive socket of platform test interface (32), realize the adaptive of circuit board testing interface and platform test interface, platform test interface (3) mainly provides the test input of test platform, output interface, (5a 5b) is used at test process the test signal on the circuit-under-test plate being measured the test probe pen.
2. rotary type flexible circuit board testing jig according to claim 1, it is characterized in that: described runing rest (8a, pillar (17a 8b), 17b) bottom is an external thread, two nuts (18 are installed in the bottom of the pillar (17b) of described another runing rest (8b), 19), distance between nut (18) and the nut (19) should be slightly larger than the thickness of front panel (1), the hollow slots circular hole is passed in runing rest (8b) bottom, make nut (18) and nut (19) lay respectively at the top of circular hole and below, runing rest moves right, be located in the hollow slots, screw nut (18), make runing rest (8b) fixing.
3. rotary type flexible circuit board testing jig according to claim 1, it is characterized in that: two runing rest (8a, clamp device (10a 8b), 10b) include framework (24), regulate bolt (29), packing ring (33), bolt of long stem (27a, 27b) and spring (28a, 28b), electro-insulating rubber pad (26) and clamping plate (25), framework (24) xsect is [shape a structure, electro-insulating rubber pad (26) sticks on pars intramuralis under the framework, spring (28a) and spring (28b) are enclosed within respectively on bolt of long stem (27a) and the bolt of long stem (27b), use bolt of long stem (27a, 27b) and spring (28a, 28b) clamping plate (25) are placed framework (24) go up between the lower wall, packing ring (33) is opened internal thread, place between framework upper wall and the clamping plate, regulate bolt (29) and pass framework upper wall middle part through hole, screw in packing ring (33) threaded hole, and contact with clamping plate (25), during use, bolt (29) is regulated in precession, and bolt (29) promotes clamping plate (25), clamping plate (25) reduce gradually with electro-insulating rubber pad (26) distance, and the circuit-under-test panel edges tightly is folded between framework (24) inner splint (25) and the electro-insulating rubber pad (26).
4. rotary type flexible circuit board testing jig according to claim 1, it is characterized in that: at the pillar (17a of two runing rests, top 17b) is near the flat through hole of the equal boiling water in top (16), at pillar (17a, vertical internal thread hole (15) is all opened on top 17b), and connect with horizontal through hole (16), steel ball (14), spring (13) and adjusting bolt (12) are packed in the perpendicular screwed hole of pillar top successively.
5. rotary type flexible circuit board testing jig according to claim 4, it is characterized in that: described turning axle (9a, 9b) comprise rotating shaft (22), set bolt (20,23) and packing ring (21), rotating shaft (22) is a multidiameter, butt end and thin end are arranged, threaded hole is opened along axis in rotating shaft (22) two ends, the thin end of rotating shaft (22) inserts pillar (17a, 17b) in the horizontal through hole (16), contact with steel ball (14), and use set bolt (20) and packing ring (21) fixed rotating shaft at pillar (17a, 17b), can make rotating shaft rotate in through hole (16) and be unlikely to skid off, set bolt (23) passes clamp device (10a, 10b) framework (24) sidewall middle part through hole is installed in rotating shaft (22) the butt end outside with clamp device.By screwing out and precession adjusting bolt (12), steel ball (14) is compressed or unclamp rotating shaft (22), thereby make rotating shaft fix or freely rotate.
6. the using method of rotary type flexible circuit board testing jig according to claim 1, it is characterized in that: before beginning test, use interface switching device (7) that the test interface (3) of circuit-under-test plate (6) interface and test platform is coupled together, support (8a) is installed on the platform front panel (1), make circuit board interface forward, its right side edge is inserted in the clamp device (10a), regulated bolt (29) and clamp circuit board.Support (8b) bottom is inserted in the hollow slots, adjusted the position of support (8b), make the left hand edge of circuit board place clamp device (10b), regulate bolt (29), the fixing circuit board left hand edge.Releases clamp (8a) and (8b) the adjusting bolt (12) on top turning axle (9) is rotated, rotation circuit-under-test plate (6) screws and regulates bolt (12) to initial position, makes circuit board remain on initial position.The operation autotest program, in test, when on needs testing circuit board (6) another side during test point, releases clamp (8a) and (8b) the adjusting bolt (12) on top turning axle (9) is rotated, rotation circuit-under-test plate (6) is to the needs position, screw and regulate bolt (12), circuit board is remained on needs position, the signal of use test probe pen test measured point.
CNA2008101321146A 2008-07-18 2008-07-18 Rotary type flexible circuit board testing jig Pending CN101329364A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2008101321146A CN101329364A (en) 2008-07-18 2008-07-18 Rotary type flexible circuit board testing jig

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Application Number Priority Date Filing Date Title
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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102129028A (en) * 2011-01-17 2011-07-20 伟创力电子技术(苏州)有限公司 Hardware debugging device
CN102135931A (en) * 2010-01-25 2011-07-27 英业达股份有限公司 Passive back plane testing module and passive back plane testing method thereof
CN101758356B (en) * 2009-10-16 2012-02-08 海洋王照明科技股份有限公司 Circuit board welding clamp
CN102411109A (en) * 2010-09-21 2012-04-11 鸿富锦精密工业(深圳)有限公司 Testing device
CN102654517A (en) * 2011-03-02 2012-09-05 鸿富锦精密工业(深圳)有限公司 Mainboard test rack
CN102735958A (en) * 2012-03-01 2012-10-17 涌德电子股份有限公司 Electronic component moving test device and method
CN102735886A (en) * 2012-07-03 2012-10-17 昆山迈致治具科技有限公司 FPCB (flexible printed circuit board) testing gauge
CN103616533A (en) * 2013-10-18 2014-03-05 中国海洋石油总公司 Recoverable underwater cable connector connecting and testing device
CN103995156A (en) * 2014-05-30 2014-08-20 苏州倍辰莱电子科技有限公司 Support for detection of double faces of PCB
CN104359919A (en) * 2014-11-14 2015-02-18 镇江华印电路板有限公司 Detector for single-sided and double-sided rigid printed plates
CN104459520A (en) * 2014-12-09 2015-03-25 欧朗科技(苏州)有限公司 Automatic rapid detecting device for PCBA
CN105222824A (en) * 2015-11-09 2016-01-06 深圳市国显科技股份有限公司 A kind of module pressure examines and treat tool
CN106017912A (en) * 2016-08-12 2016-10-12 四川永贵科技有限公司 Tool for testing service life of circular contact pair for electric connector
CN108515472A (en) * 2018-03-19 2018-09-11 成都平阿迪科技有限公司 A kind of circuit board testing fixing device
CN108593250A (en) * 2018-06-07 2018-09-28 中国空气动力研究与发展中心低速空气动力研究所 A kind of multi-channel high-speed rotary collector for low-speed wind tunnel lifting airscrew testing stand
CN108692908A (en) * 2018-06-07 2018-10-23 中国空气动力研究与发展中心低速空气动力研究所 A kind of positioning structure of circuit board for the experiment of low-speed wind tunnel high speed rotation
CN108761143A (en) * 2018-05-20 2018-11-06 苏州沃森优金电子科技有限公司 A kind of stationary fixture of large test circuit board
CN108931352A (en) * 2018-06-07 2018-12-04 中国空气动力研究与发展中心低速空气动力研究所 A kind of circuit board locking mechanism for the test of low-speed wind tunnel high speed rotation
CN110395647A (en) * 2016-12-30 2019-11-01 乐清市华尊电气有限公司 A kind of elevator ceiling
CN113567275A (en) * 2021-09-23 2021-10-29 深圳荣耀智能机器有限公司 Flexible circuit board test equipment

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101758356B (en) * 2009-10-16 2012-02-08 海洋王照明科技股份有限公司 Circuit board welding clamp
CN102135931A (en) * 2010-01-25 2011-07-27 英业达股份有限公司 Passive back plane testing module and passive back plane testing method thereof
CN102411109A (en) * 2010-09-21 2012-04-11 鸿富锦精密工业(深圳)有限公司 Testing device
CN102129028A (en) * 2011-01-17 2011-07-20 伟创力电子技术(苏州)有限公司 Hardware debugging device
CN102654517B (en) * 2011-03-02 2014-12-03 南通新业电子有限公司 Mainboard test rack
CN102654517A (en) * 2011-03-02 2012-09-05 鸿富锦精密工业(深圳)有限公司 Mainboard test rack
CN102735958A (en) * 2012-03-01 2012-10-17 涌德电子股份有限公司 Electronic component moving test device and method
CN102735958B (en) * 2012-03-01 2016-06-08 东莞建冠塑胶电子有限公司 A kind of electronic component moves test set and method
CN102735886A (en) * 2012-07-03 2012-10-17 昆山迈致治具科技有限公司 FPCB (flexible printed circuit board) testing gauge
CN102735886B (en) * 2012-07-03 2014-08-06 昆山迈致治具科技有限公司 FPCB (flexible printed circuit board) testing gauge
CN103616533A (en) * 2013-10-18 2014-03-05 中国海洋石油总公司 Recoverable underwater cable connector connecting and testing device
CN103616533B (en) * 2013-10-18 2016-01-13 中国海洋石油总公司 Connecing of recoverable underwater cable joint is moored and proving installation
CN103995156A (en) * 2014-05-30 2014-08-20 苏州倍辰莱电子科技有限公司 Support for detection of double faces of PCB
CN104359919A (en) * 2014-11-14 2015-02-18 镇江华印电路板有限公司 Detector for single-sided and double-sided rigid printed plates
CN104459520A (en) * 2014-12-09 2015-03-25 欧朗科技(苏州)有限公司 Automatic rapid detecting device for PCBA
CN105222824A (en) * 2015-11-09 2016-01-06 深圳市国显科技股份有限公司 A kind of module pressure examines and treat tool
CN106017912A (en) * 2016-08-12 2016-10-12 四川永贵科技有限公司 Tool for testing service life of circular contact pair for electric connector
CN110395647A (en) * 2016-12-30 2019-11-01 乐清市华尊电气有限公司 A kind of elevator ceiling
CN108515472A (en) * 2018-03-19 2018-09-11 成都平阿迪科技有限公司 A kind of circuit board testing fixing device
CN108761143A (en) * 2018-05-20 2018-11-06 苏州沃森优金电子科技有限公司 A kind of stationary fixture of large test circuit board
CN108593250A (en) * 2018-06-07 2018-09-28 中国空气动力研究与发展中心低速空气动力研究所 A kind of multi-channel high-speed rotary collector for low-speed wind tunnel lifting airscrew testing stand
CN108692908A (en) * 2018-06-07 2018-10-23 中国空气动力研究与发展中心低速空气动力研究所 A kind of positioning structure of circuit board for the experiment of low-speed wind tunnel high speed rotation
CN108931352A (en) * 2018-06-07 2018-12-04 中国空气动力研究与发展中心低速空气动力研究所 A kind of circuit board locking mechanism for the test of low-speed wind tunnel high speed rotation
CN108692908B (en) * 2018-06-07 2020-07-28 中国空气动力研究与发展中心低速空气动力研究所 Circuit board positioning structure for low-speed wind tunnel high-speed rotation test
CN108931352B (en) * 2018-06-07 2020-11-06 中国空气动力研究与发展中心低速空气动力研究所 Circuit board locking structure for low-speed wind tunnel high-speed rotation test
CN113567275A (en) * 2021-09-23 2021-10-29 深圳荣耀智能机器有限公司 Flexible circuit board test equipment
CN113567275B (en) * 2021-09-23 2021-12-17 深圳荣耀智能机器有限公司 Flexible circuit board test equipment

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Open date: 20081224