CN201141872Y - Circuit board test tool needle bed group - Google Patents
Circuit board test tool needle bed group Download PDFInfo
- Publication number
- CN201141872Y CN201141872Y CNU200820030564XU CN200820030564U CN201141872Y CN 201141872 Y CN201141872 Y CN 201141872Y CN U200820030564X U CNU200820030564X U CN U200820030564XU CN 200820030564 U CN200820030564 U CN 200820030564U CN 201141872 Y CN201141872 Y CN 201141872Y
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- line pin
- latch
- spring
- unlock
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Abstract
The utility model discloses a circuit board test fixture neilsbed assembly which includes a straight probe board, a spring board and a neilsbed base. A plurality of spring holes with spring contained are arranged on the spring board; the spring is conducted with the corresponding wire pin; probes are arranged in the straight probe board which is just above the spring board; the probes are corresponded to the upper end of the spring. By pushing the straight probe board to the circuit board, making the probe to move down and contact the upper end of the spring, the conduction is realized. A first wire pin hole corresponded to the spring hole is arranged below the spring; during the test, the position of the first wire pin hole is fixed relative to the spring hole, the wire pin can be glidingly locked in the first wire pin hole with also unlocking function. The circuit board test fixture neilsbed assembly can effectively reduces the manufacture cost and time of the test fixture, and the structure is reasonable and the work is reliable.
Description
Technical field
The utility model relates to a kind of wiring board testing apparatus, especially a kind of wiring board measurement jig needle stand group.
Background technology
The measurement jig of printed-wiring board (PWB) (PCB) special tester use at present has two kinds: a kind of is special fixture, and another kind is a combined tester;
The manufacturing cost costliness of special fixture, prime cost is tester probe, and it is more little expensive more, so the market development goes out combined tester in the near future, combined tester has removed expensive application specific probe, generally add special-purpose sleeve pipe with staight needle and add spring and adopt, though so very big reduction the manufacturing cost of tool, price is still more expensive.(one on spring and the weldering of electronics line are dead because the spring in the combined tester needle stand is to use the single head way of contact, such spring must be joined an electronics line), and do not have general on the special tester with so much test point and the electric brilliant integrated circuit board (not testing multiple spot so simultaneously) of test machine yet, so combined tester can not equally with general usefulness have fixing use dials at present, can only whenever do a cover tool and will make one group of drum, and every cover can't reclaim use after using substantially.Be exactly that tool is made trouble once more, spended time is long, when making combined tester, the operator wants earlier the position, measuring point hole of every cover measurement jig to be drilled on the epoxy substrate sheet material, bored Kong Houzai and assembled, assembled the back and then the spring line is inserted into inside the hole, again each root of line be wrapped on the ox horn, on ox horn one by one with screw be locked in pre-before on the ready-made ox horn frame, so very time-consuming.
Summary of the invention
In order to overcome above-mentioned defective, the utility model provides a kind of wiring board measurement jig needle stand group, and this wiring board measurement jig needle stand group can effectively reduce the cost of manufacture and the manufacturing time of measurement jig, and rational in infrastructure, reliable operation.
The utility model for the technical scheme that solves its technical matters and adopt is: a kind of wiring board measurement jig needle stand group, comprise straight probe card, latch plate and needle stand underframe, latch plate is provided with some spring eyes, spring places spring eye, spring and corresponding line pin (so-called line pin refers to: conductive pin and electronics line link into an integrated entity) conducting, probe (staight needle) is located in the straight probe card, straight probe card is in the top of latch plate, probe is corresponding to the top of spring, to the extruding of wiring board probe is moved down by straight probe card and touch the spring upper end, thereby realization conducting, the spring below is provided with the first line pin hole corresponding with spring eye, during test, the relative spring eye in the first line pin hole position is fixed, but line pin release ground slide lock is in the first line pin hole.
Further technical scheme of the present utility model is:
First line pin hole below is provided with the lockplate of a movable fixed at least, lockplate is provided with the second line pin hole corresponding with the first line pin hole, be provided with again and relatively-stationary first lock hole in the first line pin hole position and first unlock hole, lockplate is provided with second lock hole and second unlock hole, first lock hole can overlap and communicate in second lock hole, first unlock hole can overlap and communicate in second unlock hole, first, two lock holes and first, two unlock holes are to select a correspondence simultaneously to communicate, stop pin is movable to place first, in two lock holes, latch is movable to place first, in two unlock holes, stop pin and latch are to select one simultaneously to be in first of correspondence, two lock holes and first, in two unlock holes (be both can only have one simultaneously be to place corresponding aperture); When release, stop pin is extracted from first and second lock hole, latch is inserted and is placed first and second unlock hole, thereby promoting lockplate moves, the second line pin hole, second unlock hole overlap fully and communicate with the first line pin hole, first unlock hole respectively, second lock hole and the dislocation of first lock hole, at this moment the line pin can freely take out; When locking, latch is extracted from first and second unlock hole, stop pin inserts and places first and second lock hole, thereby promoting lockplate moves, the second line pin hole, second unlock hole communicate with the first line pin hole, the dislocation of first unlock hole respectively, second lock hole overlaps fully with first lock hole and communicates, and at this moment the second line pin hole edge on the locked plate of line pin shoulder props up and realizes locking.
Stop pin and latch one end are tapered, stop pin and latch are setting in opposite directions, both tapered ends are relative, stop pin and latch be in respectively the first line pin hole plane on, following two sides, again the first line pin hole plane on, following two sides is respectively equipped with web joint, two web joint two ends are connected in two pitmans respectively, two pitmans activity respectively pass first line pin hole plane and the lockplate, stop pin and the latch other end on the first line pin hole plane dorsad are connected in the one side on the relative first line pin hole plane of two web joints respectively, can realize the locking and unlocking of line pin like this by the pull of two web joints.
But the first line pin hole plane constitutes a pull drum, but the pull drum is in the below of latch plate and the top of needle stand underframe, but the first line pin hole is located on the pull drum, but lock hole and unlock hole are located at the both sides of pull drum, but lockplate is in the middle layer of pull drum, but latch and stop pin are positioned at the upper and lower faces of pull drum; The needle stand underframe is provided with a liftable device, but the pull drum places above the liftable device, the liftable device is by being the inverted L shape shoulder, carriage release lever and push rod are formed, two inverted L shape shoulders are individually fixed in needle stand underframe both sides, the movable through hole that passes on the inverted L shape shoulder end face in push rod upper end, the push rod lower end abutment is in the carriage release lever end face, be interval with some slopes on the carriage release lever end face, the quantity of push rod matches with the slope, when the push rod lower end is in bottom, corresponding slope, the push rod upper end is not higher than inverted L shape shoulder end face, when the push rod lower end is in top, corresponding slope, the push rod upper end is higher than inverted L shape shoulder end face, thereby but the pull drum is risen, the line pin touches the respective springs lower end and realizes conducting.
Needle stand underframe end two facades are provided with two screw rods that can move freely again, and the screw rod end is fixed on respective side carriage release lever end, by moving horizontally of screw rod end, realize moving horizontally of carriage release lever, thereby rise or fall push rod.
First line pin hole plane formation one is drum fixedly, fixedly drum be fixed in latch plate below, the first line pin hole is located at fixedly on the drum, the line pin is fixed in corresponding spring lower end, lock hole and unlock hole are located at the fixedly both sides of drum, and lockplate is in the fixedly middle layer of drum, latch and stop pin be positioned at fixing drum below, stop pin and latch one end are tapered, and the tapered end of stop pin and latch is all below fixing drum.
The beneficial effects of the utility model are: in this example since the line pin be dismountable slide lock, therefore measurement jig just can have a fixing dials with test machine as general, can set line pin quantity and position as required during use, it is dead that electronics line and ox horn can be fixed weldering, only need when needing to change item number withdrawing from after the release of line pin, the heavy mortise lock in position as required gets final product surely again, the use of this sample example can make every cover measurement jig group test multiple wiring board, therefore can significantly reduce cost and the activity duration, and the utility model is simple in structure, reliable operation.
Description of drawings
Fig. 1 is the utility model synoptic diagram;
Fig. 2 is needle stand underframe described in the utility model and the liftable device combination synoptic diagram that supplies the drum storing;
Fig. 3 separates for line pin described in the utility model and locks in the drum synoptic diagram;
Fig. 4 is locked in the drum synoptic diagram for line pin described in the utility model;
Fig. 5 is the utility model partial structurtes figure;
Fig. 6 is a double end spring probe synoptic diagram described in the utility model;
Fig. 7 is the partial schematic diagram of the utility model installing double end spring probe.
Embodiment
Embodiment: a kind of wiring board measurement jig needle stand group, comprise straight probe card 1, latch plate 2 and needle stand underframe 3, latch plate is provided with some spring eyes 21, spring places spring eye, spring and corresponding line pin (so-called line pin refers to: conductive pin and electronics line link into an integrated entity) conducting, probe (staight needle) is located in the straight probe card, straight probe card is in the top of latch plate, probe is corresponding to the top of spring, to the extruding of wiring board probe is moved down by straight probe card and touch the spring upper end, thereby realization conducting, the spring below is provided with the first line pin hole 41 corresponding with spring eye, the relative spring eye in the first line pin hole position can be fixed, but line pin release ground slide lock is in the first line pin hole.
Further technical scheme of the present utility model is:
First line pin hole below is provided with the lockplate 5 of a movable fixed at least, lockplate is provided with the second line pin hole 42 corresponding with the first line pin hole, be provided with again and relatively-stationary first lock hole 61 in the first line pin hole position and first unlock hole 71, lockplate is provided with second lock hole 62 and second unlock hole 72, first lock hole 61 can overlap and communicate in second lock hole 62, first unlock hole 71 can overlap and communicate in second unlock hole 72, first, two lock holes and first, two unlock holes are to select a correspondence simultaneously to communicate, stop pin 8 is movable to place first, in two lock holes, latch 9 is movable to place first, in two unlock holes, stop pin and latch are to select one simultaneously to be in first of correspondence, two lock holes and first, in two unlock holes (be both can only have one simultaneously be to place corresponding aperture); When release, stop pin 8 is extracted from first and second lock hole, latch is inserted and is placed first and second unlock hole, thereby promoting lockplate 5 moves, the second line pin hole 42, second unlock hole 72 overlap fully and communicate with the first line pin hole 41, first unlock hole 71 respectively, second lock hole 62 and 61 dislocation of first lock hole, at this moment the line pin can freely take out; When locking, latch is extracted from first and second unlock hole, stop pin inserts and places first and second lock hole, thereby promoting lockplate moves, the second line pin hole, second unlock hole communicate with the first line pin hole, the dislocation of first unlock hole respectively, second lock hole overlaps fully with first lock hole and communicates, and at this moment the second line pin hole edge on the locked plate of line pin shoulder props up and realizes locking.
Stop pin and latch one end are tapered, stop pin and latch are setting in opposite directions, both tapered ends are relative, stop pin and latch be in respectively the first line pin hole plane on, following two sides, again the first line pin hole plane on, following two sides is respectively equipped with web joint 12, two web joint two ends are connected in two pitmans 13 respectively, two pitmans activity respectively pass first line pin hole plane and the lockplate, stop pin and the latch other end on the first line pin hole plane dorsad are connected in the one side on the relative first line pin hole plane of two web joints respectively, can realize the locking and unlocking of line pin like this by the pull of two web joints.
But the first line pin hole plane constitutes a pull drum 410, but the pull drum is in the below of latch plate and the top of needle stand underframe, but the first line pin hole is located on the pull drum, but lock hole and unlock hole are located at the both sides of pull drum, but lockplate is in the middle layer of pull drum, but latch and stop pin are positioned at the upper and lower faces of pull drum; The needle stand underframe is provided with a liftable device 411, but the pull drum places above the liftable device, the liftable device is by being inverted L shape shoulder 412, carriage release lever 413 and push rod 414 are formed, two inverted L shape shoulders are individually fixed in needle stand underframe both sides, the movable through hole that passes on the inverted L shape shoulder end face in push rod upper end, the push rod lower end abutment is in the carriage release lever end face, be interval with some slopes 415 on the carriage release lever end face, the quantity of push rod matches with the slope, when the push rod lower end is in bottom, corresponding slope, the push rod upper end is not higher than inverted L shape shoulder end face, when the push rod lower end is in top, corresponding slope, the push rod upper end is higher than inverted L shape shoulder end face, thereby but the pull drum is risen, the line pin touches the respective springs lower end and realizes conducting (the line pin is not fixedlyed connected with the spring lower end).
Needle stand underframe end two facades are provided with two screw rods that can move freely 43 again, and the screw rod end is fixed on respective side carriage release lever end, by moving horizontally of screw rod end, realize moving horizontally of carriage release lever, thereby rise or fall push rod.
Again in this example, the first line pin hole plane can constitute a fixing drum, fixedly drum be fixed in latch plate below, the first line pin hole is located at fixedly on the drum, the line pin is fixed in corresponding spring lower end, lock hole and unlock hole are located at the fixedly both sides of drum, lockplate is in the fixedly middle layer of drum, latch and stop pin be positioned at fixing drum below, stop pin and latch one end are tapered, all below fixing drum, at this moment the line pin is fixed in the spring lower end to the tapered end of stop pin and latch.
Certainly also have the mode (as carrying out slide lock one by one) of other multiple slide lock alignment pins, this example is listed no longer one by one, is this routine claimed scope.
In this example, line pin one end and ox horn can directly weld, because of the line pin other end is that locking connects.
Spring in this example is replaceable to be the double end spring probe, for being equal to replacement, can also be other various elastic devices.
In this example, the line pin can be dead with the weldering of spring lower end, also can be flexible connection.
Use when line pin and spring lower end when flexibly connecting is: but as required the line pin is placed the first line pin hole on the pull drum, latch is from first, extract in two unlock holes, stop pin inserts and places first, in two lock holes, the promotion lockplate moves, the second line pin hole, second unlock hole respectively with the first line pin hole, the dislocation of first unlock hole communicates, second lock hole overlaps fully with first lock hole and communicates, at this moment the second line pin hole edge on the locked plate of line pin shoulder props up and realizes locking, then push on the liftable device of latch plate below, last liftable device rises, and conducting is realized in promptly the conflict lower end of corresponding spring, line pin termination.
Use when being fixedly connected when the spring lower end with the electronics line is: as required the spring line is placed corresponding spring eye, latch is extracted from first and second unlock hole, stop pin inserts and places first and second lock hole, the promotion lockplate moves, the second line pin hole, second unlock hole communicate with the first line pin hole, the dislocation of first unlock hole respectively, second lock hole overlaps fully with first lock hole and communicates, at this moment the second line pin hole edge on the locked plate of line pin shoulder props up and realizes locking, can use like this.
In this example, stop pin and latch shape are in full accord, can be similarly this routine claimed scope only with wherein one.
In this example, the spring below is provided with the first line pin hole corresponding with spring eye, is the first line pin hole and can be located in the spring eye, also can be located at the spring eye below.
In pairs can be provided with chute 31 on the relative facade between the ox horn crane span structure on the needle stand underframe in this example, chute latch plate one end dorsad is opening, is sealing towards latch plate one end, the ox horn both sides slide place corresponding chute and backstop in chute towards latch plate one end.
Claims (6)
1. wiring board measurement jig needle stand group, comprise straight probe card, latch plate and needle stand underframe, latch plate is provided with some spring eyes, spring places spring eye, spring is logical with corresponding line needle guide, probe is located in the straight probe card, straight probe card is in the top of latch plate, probe is corresponding to the top of spring, to the extruding of wiring board probe is moved down by straight probe card and touch the spring upper end, thereby realize conducting, it is characterized in that: the spring below is provided with the first line pin hole corresponding with spring eye, the relative spring eye in the first line pin hole position is fixed, but line pin release ground slide lock is in the first line pin hole.
2. wiring board measurement jig needle stand group according to claim 1, it is characterized in that: first line pin hole below is provided with the lockplate of a movable fixed at least, lockplate is provided with the second line pin hole corresponding with the first line pin hole, be provided with again and relatively-stationary first lock hole in the first line pin hole position and first unlock hole, lockplate is provided with second lock hole and second unlock hole, first lock hole can overlap and communicate in second lock hole, first unlock hole can overlap and communicate in second unlock hole, first, two lock holes and first, two unlock holes are to select a correspondence simultaneously to communicate, be provided with stop pin and latch again, stop pin is movable to place first, in two lock holes, latch is movable to place first, in two unlock holes, stop pin and latch are to select one simultaneously to be in first of correspondence, two lock holes and first, in two unlock holes; When release, stop pin is extracted from first and second lock hole, and latch is inserted and placed first and second unlock hole, moves thereby promote lockplate, the second line pin hole, second unlock hole overlap fully and communicate with the first line pin hole, first unlock hole respectively, second lock hole and the dislocation of first lock hole; When locking, latch is extracted from first and second unlock hole, stop pin inserts and places first and second lock hole, thereby promoting lockplate moves, the second line pin hole, second unlock hole communicate with the first line pin hole, the dislocation of first unlock hole respectively, second lock hole overlaps fully with first lock hole and communicates, and at this moment the second line pin hole edge on the locked plate of line pin shoulder props up and realizes locking.
3. wiring board measurement jig needle stand group according to claim 2, it is characterized in that: stop pin and latch one end are tapered, stop pin and latch are setting in opposite directions, both tapered ends are relative, stop pin and latch be in respectively the first line pin hole plane on, following two sides, again the first line pin hole plane on, following two sides is respectively equipped with web joint, two web joint two ends are connected in two pitmans respectively, two pitmans activity respectively pass first line pin hole plane and the lockplate, and stop pin and the latch other end on the first line pin hole plane dorsad are connected in the one side on the relative first line pin hole plane of two web joints respectively.
4. wiring board measurement jig needle stand group according to claim 3, it is characterized in that: but the first line pin hole plane constitutes a pull drum, but the pull drum is in the below of latch plate and the top of needle stand underframe, but the first line pin hole is located on the pull drum, but lock hole and unlock hole are located at the both sides of pull drum, but lockplate is in the middle layer of pull drum, but latch and stop pin are positioned at the upper and lower faces of pull drum; The needle stand underframe is provided with a liftable device, but the pull drum places above the liftable device, the liftable device is by being the inverted L shape shoulder, carriage release lever and push rod are formed, two inverted L shape shoulders are individually fixed in needle stand underframe both sides, the movable through hole that passes on the inverted L shape shoulder end face in push rod upper end, the push rod lower end abutment is in the carriage release lever end face, be interval with some slopes on the carriage release lever end face, the quantity of push rod matches with the slope, when the push rod lower end is in bottom, corresponding slope, the push rod upper end is not higher than inverted L shape shoulder end face, and when the push rod lower end was in top, corresponding slope, the push rod upper end was higher than inverted L shape shoulder end face.
5. wiring board measurement jig needle stand group according to claim 4 is characterized in that: needle stand underframe end two facades are provided with two screw rods that can move freely again, and the screw rod end is fixed on respective side carriage release lever end.
6. wiring board measurement jig needle stand group according to claim 2, it is characterized in that: first line pin hole plane formation one is drum fixedly, fixedly drum be fixed in latch plate below, the first line pin hole is located at fixedly on the drum, the line pin is fixed in corresponding spring lower end, lock hole and unlock hole are located at the fixedly both sides of drum, lockplate is in the fixedly middle layer of drum, latch and stop pin be positioned at fixing drum below, stop pin and latch one end are tapered, and the tapered end of stop pin and latch is all below fixing drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820030564XU CN201141872Y (en) | 2008-01-05 | 2008-01-05 | Circuit board test tool needle bed group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820030564XU CN201141872Y (en) | 2008-01-05 | 2008-01-05 | Circuit board test tool needle bed group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201141872Y true CN201141872Y (en) | 2008-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820030564XU Expired - Fee Related CN201141872Y (en) | 2008-01-05 | 2008-01-05 | Circuit board test tool needle bed group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201141872Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213622A (en) * | 2011-05-05 | 2011-10-12 | 浙江大学 | Sensor clamp for multichannel temperature measuring system of PCR instrument |
| CN105510801A (en) * | 2015-11-30 | 2016-04-20 | 上海斐讯数据通信技术有限公司 | Test fixture |
| CN108549012A (en) * | 2018-02-10 | 2018-09-18 | 东莞市联洲知识产权运营管理有限公司 | A kind of wave crest lift test machine of rubber key |
| CN110205660A (en) * | 2019-06-24 | 2019-09-06 | 东莞市连威电子有限公司 | Line needle therapeutical apparatus cross section manual control electro-plating method |
| CN111044920A (en) * | 2019-12-06 | 2020-04-21 | 广东恒翼能科技有限公司 | Probe module's interval quick adjustment mechanism and formation needle bed |
| CN113359009A (en) * | 2021-06-01 | 2021-09-07 | 广东拓斯达科技股份有限公司 | Bearing needle inserting mechanism and carrier thereof |
-
2008
- 2008-01-05 CN CNU200820030564XU patent/CN201141872Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213622A (en) * | 2011-05-05 | 2011-10-12 | 浙江大学 | Sensor clamp for multichannel temperature measuring system of PCR instrument |
| CN102213622B (en) * | 2011-05-05 | 2012-12-05 | 浙江大学 | Sensor clamp for multichannel temperature measuring system of PCR instrument |
| CN105510801A (en) * | 2015-11-30 | 2016-04-20 | 上海斐讯数据通信技术有限公司 | Test fixture |
| CN108549012A (en) * | 2018-02-10 | 2018-09-18 | 东莞市联洲知识产权运营管理有限公司 | A kind of wave crest lift test machine of rubber key |
| CN108549012B (en) * | 2018-02-10 | 2021-03-23 | 福州恒汽新能源科技有限公司 | Crest lifting type testing machine for rubber keys |
| CN110205660A (en) * | 2019-06-24 | 2019-09-06 | 东莞市连威电子有限公司 | Line needle therapeutical apparatus cross section manual control electro-plating method |
| CN111044920A (en) * | 2019-12-06 | 2020-04-21 | 广东恒翼能科技有限公司 | Probe module's interval quick adjustment mechanism and formation needle bed |
| CN111044920B (en) * | 2019-12-06 | 2021-01-15 | 广东恒翼能科技有限公司 | Probe module's interval quick adjustment mechanism and formation needle bed |
| CN113359009A (en) * | 2021-06-01 | 2021-09-07 | 广东拓斯达科技股份有限公司 | Bearing needle inserting mechanism and carrier thereof |
| CN113359009B (en) * | 2021-06-01 | 2022-07-19 | 广东拓斯达科技股份有限公司 | Bearing needle inserting mechanism and carrier thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20100205 |