CN205643633U - Oblique pin type test jig of PCB board - Google Patents
Oblique pin type test jig of PCB board Download PDFInfo
- Publication number
- CN205643633U CN205643633U CN201620464996.6U CN201620464996U CN205643633U CN 205643633 U CN205643633 U CN 205643633U CN 201620464996 U CN201620464996 U CN 201620464996U CN 205643633 U CN205643633 U CN 205643633U
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- China
- Prior art keywords
- backing plate
- spring
- probe
- pcb board
- hole
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Abstract
The utility model discloses an oblique pin type test jig of PCB board, package rubbing board material, a plurality of probe, a plurality of spring, slope positioning mechanism and spring anchorage bracket, panel is provided with the through -hole of a plurality of protractile probes, forms the cavity that can place a plurality of springs and a plurality of probes between panel and the spring anchorage bracket, the one end of every spring is fixed respectively on the spring anchorage bracket, the other end of every spring respectively with the one end fixed connection of the probe that corresponds, the other end of every probe runs through the corresponding through -hole and the solder connection of PCB board through slope positioning mechanism, and the contained angle between the straight line that belongs to of the straight line at every probe and the two place of through -hole of corresponding and the spring that corresponds is the obtuse angle. The utility model is suitable for an adjacent pad of the less interval of needs test on the PCB board is through slope positioning mechanism for the probe corresponds the corresponding through -hole that runs through booth distance more after the spring slope and the solder connection of the PCB board that corresponds relatively, more booth apart from the short circuit between the pad or the test of opening circuit on the realization PCB board.
Description
Technical field
This utility model relates to pcb board technical field of measurement and test, particularly relates to a kind of pcb board oblique pin type testing jig.
Background technology
Pcb board typically requires after making and does some tests, it is often necessary to the test of some testing jigs is short-circuit or short-circuit, to ensure
The quality of production of pcb board.Pcb board testing jig usually can test the pad less than some density, needs other manual test, increases
Manpower, reduces testing efficiency.To this, using staight needle testing jig in prior art, staight needle testing jig generally includes spring and spring
The fixing probe connected, during test, drives probe to run through sheet material with the pad to be measured on pcb board even by the elastic deformation of spring
Connect, it is simple to test the pad of certain density.
But, the deformation of spring has certain scope, and the spacing between the most adjacent two springs can not be too small, if PCB
Solder pad space length to be measured on plate is less than the spacing of spring, then above-mentioned staight needle testing jig will be unable to use；Furthermore, conventional dedicated is visited
Pin price is higher, and, higher to make precision, then cost is too high.
Utility model content
For weak point present in above-mentioned technology, this utility model provides a kind of low cost and the high pcb board of precision
Tiltedly pin type testing jig.
In order to achieve the above object, this utility model one pcb board oblique pin type testing jig, including sheet material, multiple probe, many
Individual spring, sloped position mechanism and spring anchorage bracket, described sheet material is provided with the through hole of multiple extended probe, described sheet material with
A cavity that can place multiple spring and multiple probe is formed between spring anchorage bracket；One end of each spring is separately fixed at bullet
On spring fixed mount, the other end of each spring is fixing with one end of corresponding probe respectively to be connected, and the other end of each probe leads to
Cross sloped position mechanism to run through corresponding through hole and is connected with the pad of pcb board, and both through holes place of each probe and correspondence
Straight line and the straight line at corresponding spring place between angle be obtuse angle.
Wherein, described sloped position mechanism includes that the first backing plate and the second backing plate, described first backing plate and the second backing plate depend on
Secondary it is arranged between sheet material and spring anchorage bracket；Described first backing plate be provided with can the first hole clipping of clamping probe, described second
Backing plate be provided with can the second hole clipping of clamping probe, the through hole three's of described second hole clipping, the first corresponding hole clipping and correspondence
Angle between the straight line at place, center with corresponding spring place straight line is obtuse angle, and the other end of described probe sequentially passes through
After two hole clippings and the first hole clipping, stretched out by corresponding through hole.
Wherein, also setting the 3rd backing plate for regulating probe height in described cavity, described 3rd backing plate is fixed on second
Between backing plate and spring anchorage bracket, and one end of described probe is run through, and the 3rd backing plate is fixing with corresponding spring to be connected.
Wherein, being additionally provided with multiple first guide pillar between described sheet material and the second backing plate, one end of each first guide pillar is equal
Fixing with sheet material is connected, and the other end of each first guide pillar run through the first backing plate after all fix with the second backing plate and be connected.
Wherein, multiple second guide pillar, the one of each second guide pillar it are additionally provided with between described second backing plate and the 3rd backing plate
End is all fixing with the second backing plate to be connected, and the other end of each second guide pillar is all fixed with the 3rd backing plate and is connected.
Wherein, a diameter of 0.65 millimeter of described spring, a diameter of 0.85 millimeter of described through hole is the most adjacent on pcb board
The spacing of the spacing of two pads and the most adjacent two through holes of correspondence is between 0.1-0.15 millimeter, and the most adjacent the two of correspondence
The spacing of individual spring is 0.15 millimeter.
The beneficial effects of the utility model are:
Compared with prior art, pcb board of the present utility model oblique pin type testing jig, it is adaptable to need test on pcb board
The adjacent pad of smaller spacing, by sloped position mechanism so that the relatively corresponding spring of probe tilts, in order to can run through less
The corresponding through hole of spacing connects with the pad of corresponding pcb board, it is achieved the short circuit between more Small Distance pad or open circuit on pcb board
Test；During test, pcb board to be measured is pressed under this testing jig, spring-compressed, and probe is stretched out by sloped position mechanism tilts
And contact pads to be measured with pcb board, it is convenient to test, and test result is accurate.Pcb board of the present utility model oblique pin type testing jig,
Have test accurately, measuring accuracy is high, test feature that is convenient, easy to use and that can improve testing efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model pcb board oblique pin type testing jig.
Main element symbol description is as follows:
1, sheet material 2, probe
3, spring 4, sloped position mechanism
5, spring anchorage bracket the 6, the 3rd backing plate
7, first guide pillar the 8, second guide pillar
11, through hole the 41, first backing plate
42, second backing plate the 411, first hole clipping
421, the second hole clipping.
Detailed description of the invention
In order to more clearly state this utility model, below in conjunction with the accompanying drawings this utility model is further described.
Refering to Fig. 1, this utility model pcb board oblique pin type testing jig, including sheet material 1, multiple probe 2, multiple spring 3, incline
Tiltedly detent mechanism 4 and spring anchorage bracket 5, sheet material 1 is provided with the through hole 11 of multiple extended probe 2, sheet material 1 and spring anchorage bracket
Form one between 5 and can place multiple spring 3 and the cavity of multiple probe 2；One end of each spring 3 is separately fixed at spring and fixes
On frame 5, the other end of each spring 3 is fixing with one end of corresponding probe 2 respectively to be connected, and the other end of each probe 2 passes through
Sloped position mechanism 4 runs through corresponding through hole 11 and is connected with the pad of pcb board, and both through holes 11 of each probe 2 and correspondence
Angle between the straight line at place with the straight line at corresponding spring 3 place is obtuse angle.
Compared with prior art, pcb board of the present utility model oblique pin type testing jig, it is adaptable to need test on pcb board
The adjacent pad of smaller spacing, by sloped position mechanism 4 so that the relatively corresponding spring 3 of probe 2 tilts, in order to can run through
The pad connection of more closely spaced corresponding through hole 11 and corresponding pcb board, it is achieved short circuit between more Small Distance pad on pcb board
Or the test of open circuit；During test, pcb board to be measured is pressed under this testing jig, and spring 3 compresses, and probe 2 is by sloped position mechanism
4 tilt to stretch out and contact pads to be measured with pcb board, and it is convenient to test, and test result is accurate.The oblique pin of pcb board of the present utility model
Formula testing jig, have test accurately, measuring accuracy is high, test feature that is convenient, easy to use and that can improve testing efficiency.
In the present embodiment, sloped position mechanism 4 includes the first backing plate 41 and the second backing plate 42, the first backing plate 41 and the second pad
Plate 42 is successively set between sheet material 1 and spring anchorage bracket 5；First backing plate 41 is provided with can the first hole clipping of clamping probe 2
411, the second backing plate 42 be provided with can the second hole clipping 421 of clamping probe 2, the second hole clipping 421, the first corresponding hole clipping 411 and
Angle between straight line and the corresponding spring 3 place straight line at the place, center of corresponding through hole 11 three is obtuse angle, and probe 2
After the other end sequentially passes through the second hole clipping 421 and the first hole clipping 411, stretched out by corresponding through hole 11.Second hole clipping 421 and
One hole clipping 411 makes probe 2 can reach the state tilted when running through the second backing plate 42 and the first backing plate 41, and, owing to visiting
Pin 2 itself is elongated to be easily deformed, therefore by the second hole clipping 421 and the first hole clipping 411 so that the most pliable change of probe 2
Shape, keeps heeling condition.Certainly, the sloped position mechanism 4 in this case is not limited to the second backing plate with the second hole clipping 421
42 and the first backing plate 41 with the first hole clipping 411, it is also possible to be the backing plate of more layers, as long as probe 2 can be made to tilt can run through
Corresponding through hole 11 and on-deformable embodiment, be simple deformation and the conversion of this case, falls into the scope of this case protection
In.
In the present embodiment, also setting the 3rd backing plate 6 for regulating probe 2 height in cavity, the 3rd backing plate 6 is fixed on second
Between backing plate 42 and spring anchorage bracket 5, and one end of probe 2 is run through, and the 3rd backing plate 6 is fixing with corresponding spring 3 to be connected.3rd
Backing plate 6 is for regulating the height that probe 2 is extended to through hole 11 by corresponding spring 3, and the thickness of the 3rd backing plate 6 determines that probe 2 is stretched
Going out the length of corresponding through hole 11, the thickness that the most only need to adjust the 3rd backing plate 6 can realize probe 2 stretches out corresponding through hole 11
The regulation of length.
In the present embodiment, between sheet material 1 and the second backing plate 42, it is additionally provided with multiple first guide pillar 7, each first guide pillar 7
One end is all fixing with sheet material 1 to be connected, and the other end of each first guide pillar 7 run through the first backing plate 41 after all consolidate with the second backing plate 42
Fixed connection.First guide pillar 7 is for supporting the first backing plate 41 and the second backing plate 42.
In the present embodiment, being additionally provided with multiple second guide pillar 8 between the second backing plate 42 and the 3rd backing plate 6, each second leads
One end of post 8 is all fixing with the second backing plate 42 to be connected, and the other end of each second guide pillar 8 is all fixed with the 3rd backing plate 6 and is connected.
Second guide pillar 8 is for supporting the second backing plate 42 and the 3rd backing plate 6.
In the present embodiment, a diameter of 0.65 millimeter of spring 3, a diameter of 0.85 millimeter of through hole 11 is the most adjacent on pcb board
The spacing of the spacing of two pads and the most adjacent two through holes 11 of correspondence is between 0.1-0.15 millimeter, and correspondence is the most adjacent
The spacing of two springs 3 is 0.15 millimeter.The spring 3 of 0.65 mm dia so that the spacing between two identical springs 3 is at least
Being 0.15 millimeter, by sloped position mechanism 4 so that probe 2 tilts, therefore corresponding through hole 11 spacing can be less than
0.15 millimeter.
Advantage of the present utility model is:
1) probe 2 cost that this utility model uses is low, and every price is less than 0.2 yuan, relative to conventional dedicated
Every 1-30 unit of probe, this testing jig cost effectively save；
2) spacing between the most adjacent two springs 3 is minimum up to 0.15 millimeter so that between the most adjacent two probes 2
Spacing is less, and measuring accuracy is higher, and testing jig precision is after tested, can reach the testing jig of the precision of this precision than existing tradition
Cost is low at least 150 times.
Only several specific embodiments of the present utility model disclosed above, but this utility model is not limited to this,
The changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (6)
1. a pcb board oblique pin type testing jig, it is characterised in that include sheet material, multiple probe, multiple spring, sloped position machine
Structure and spring anchorage bracket, described sheet material is provided with the through hole of multiple extended probe, shape between described sheet material and spring anchorage bracket
Cheng Yike places multiple springs and the cavity of multiple probe；One end of each spring is separately fixed on spring anchorage bracket, each
The other end of spring is fixing with one end of corresponding probe respectively to be connected, and the other end of each probe is passed through by sloped position mechanism
The through hole wearing correspondence is connected with the pad of pcb board, and the straight line at both through holes place of each probe and correspondence and corresponding bullet
Angle between the straight line at spring place is obtuse angle.
Pcb board the most according to claim 1 oblique pin type testing jig, it is characterised in that described sloped position mechanism includes
One backing plate and the second backing plate, described first backing plate and the second backing plate are successively set between sheet material and spring anchorage bracket；Described
One backing plate be provided with can the first hole clipping of clamping probe, described second backing plate be provided with can the second hole clipping of clamping probe, described
Between straight line and the corresponding spring place straight line at the place, center of the through hole three of the second hole clipping, the first corresponding hole clipping and correspondence
Angle be obtuse angle, and after the other end of described probe sequentially passes through the second hole clipping and the first hole clipping, stretched by corresponding through hole
Go out.
Pcb board the most according to claim 2 oblique pin type testing jig, it is characterised in that also set for regulating in described cavity
3rd backing plate of probe height, described 3rd backing plate is fixed between the second backing plate and spring anchorage bracket, and the one of described probe
End runs through the connection fixing with corresponding spring of the 3rd backing plate.
Pcb board the most according to claim 1 oblique pin type testing jig, it is characterised in that between described sheet material and the second backing plate
Being additionally provided with multiple first guide pillar, one end of each first guide pillar is all fixing with sheet material to be connected, and another of each first guide pillar
End is all fixing with the second backing plate after running through the first backing plate to be connected.
Pcb board the most according to claim 2 oblique pin type testing jig, it is characterised in that described second backing plate and the 3rd backing plate
Between be additionally provided with multiple second guide pillar, one end of each second guide pillar is all fixing with the second backing plate to be connected, and each second leads
The other end of post is all fixing with the 3rd backing plate to be connected.
Pcb board the most according to claim 1 oblique pin type testing jig, it is characterised in that a diameter of 0.65 milli of described spring
Rice, a diameter of 0.85 millimeter of described through hole, the spacing of the most adjacent two pads and the most adjacent corresponding two through holes on pcb board
Spacing be between 0.1-0.15 millimeter, and the spacing of the most adjacent two springs of correspondence is 0.15 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620464996.6U CN205643633U (en) | 2016-05-19 | 2016-05-19 | Oblique pin type test jig of PCB board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620464996.6U CN205643633U (en) | 2016-05-19 | 2016-05-19 | Oblique pin type test jig of PCB board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205643633U true CN205643633U (en) | 2016-10-12 |
Family
ID=57054954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620464996.6U Expired - Fee Related CN205643633U (en) | 2016-05-19 | 2016-05-19 | Oblique pin type test jig of PCB board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205643633U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019062207A1 (en) * | 2017-09-30 | 2019-04-04 | 南京协辰电子科技有限公司 | Impedance test probe and pcb impedance test machine |
| CN109900932A (en) * | 2019-03-06 | 2019-06-18 | 苏州世纪福智能装备股份有限公司 | The method for arranging of oblique pin type ICT test fixture and oblique pin type ICT test fixture middle probe |
-
2016
- 2016-05-19 CN CN201620464996.6U patent/CN205643633U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019062207A1 (en) * | 2017-09-30 | 2019-04-04 | 南京协辰电子科技有限公司 | Impedance test probe and pcb impedance test machine |
| CN109900932A (en) * | 2019-03-06 | 2019-06-18 | 苏州世纪福智能装备股份有限公司 | The method for arranging of oblique pin type ICT test fixture and oblique pin type ICT test fixture middle probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20180519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |