CN203838194U - PCB board small needle testing tool - Google Patents
PCB board small needle testing tool Download PDFInfo
- Publication number
- CN203838194U CN203838194U CN201420211524.0U CN201420211524U CN203838194U CN 203838194 U CN203838194 U CN 203838194U CN 201420211524 U CN201420211524 U CN 201420211524U CN 203838194 U CN203838194 U CN 203838194U
- Authority
- CN
- China
- Prior art keywords
- plate
- pcb board
- probe
- needle plate
- lower needle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Measuring Leads Or Probes (AREA)
Abstract
The utility model discloses a PCB board small needle testing tool including a base and being characterized by further including a lower needle plate, a disposing plate, probe blocks, and guide columns. The lower needle plate is arranged at the top of the upper surface of the base, the guide columns are respectively arranged at the four corners of the base, a disposing plate being capable of moving up and down along the guide columns and used for holding a PCB board is arranged on the guide columns, a plurality of positioning holes are arranged in the lower needle plate, the probe blocks are detachably arranged in the positioning holes, a plurality of probes are arranged on the probe blocks, a plurality of springs arranged under the disposing plate are arranged on the lower needle plate, and probe holes for the probe to pass through are arranged in the disposing plate. The problems that the cost is greatly improved because a needle plate of a PCB board testing tool in the prior art is needed to be replaced when a probe is damaged, and the design of the needle plate is fixed, the universality is bad, and the application range is small can be solved. The PCB board small needle testing tool provided is simple in structure, convenient to use, good in universality, convenient to replace, and low in cost.
Description
Technical field
The utility model relates to a kind of measurement jig, particularly relates to the little pin measurement jig of a kind of pcb board.
Background technology
PCB(PrintedCircuitBoard), Chinese is printed circuit board, claims again printed circuit board (PCB), printed-wiring board (PWB), is important electronic unit, is the supporter of electronic devices and components, is the supplier of electronic devices and components electrical connection.Current pcb board measurement jig, how patchhole is directly set on needle plate, being convenient to probe directly stretches into patchhole and carries out follow-up detection, if but probe has damage, just must exit patchhole, like this due to the structure of probe, after exiting, can make patchhole diameter become large, again insert after probe, because aperture becomes large, pcb board is after being again pressed onto above probe, probe can tilt, cause like this probe there is no engaged test point, cause testing or measuring accuracy declines greatly, affect the use of equipment, the needle plate that must again more renew, greatly improved cost, on simultaneously current needle plate, the length of the design of patchhole and probe that patchhole is inserted has all been wanted to detail requirement, each needle plate can only be used for the detection of a product, versatility is poor, the scope of application is less.
Utility model content
In order to solve pcb board measurement jig in prior art, probe need to be changed needle plate after damaging, and causes cost greatly to improve, and needle plate design is comparatively fixing, versatility is poor, the problem that the scope of application is less, and it is a kind of simple in structure that the utility model provides, easy to use, versatility is good, is convenient for changing, and reduces the little pin measurement jig of pcb board of use cost.
In order to address the above problem, technical solution adopted in the utility model is:
The little pin measurement jig of a kind of pcb board, comprise base, it is characterized in that: also comprise lower needle plate, place plate, probe block and guidepost, at base upper surface top, be provided with lower needle plate, on four angles of base, be respectively arranged with a guidepost, on guidepost, be provided with can move up and down along guidepost for placing the placement plate of pcb board, on lower needle plate, be provided with some positioning ports, described probe block is dismountable to be arranged in positioning port, on probe block, be provided with some probes, on lower needle plate, be provided with some springs of placing below plate that are positioned at, on placement plate, be provided with the probe aperture of passing for probe.
The little pin measurement jig of aforesaid a kind of pcb board, is characterized in that: also comprise top board and pressure bar, above placement plate, be provided with top board, be connected with for pushing down place the pressure bar that plate upper surface makes to place plate level in the bottom of top board.
The little pin measurement jig of aforesaid a kind of pcb board, is characterized in that: the reference column that is provided with some insertion pcb board pilot holes on the upper surface of lower needle plate.
The little pin measurement jig of aforesaid a kind of pcb board, is characterized in that: on lower needle plate, be provided with four row's probe blocks, the spacing distance between described every row's probe block equates.
The little pin measurement jig of aforesaid a kind of pcb board, is characterized in that: in placement plate two bottom sides, be provided with square limited block.
The little pin measurement jig of aforesaid a kind of pcb board, is characterized in that: described lower needle plate is positioned at the space that four guideposts surround.
The beneficial effects of the utility model are: the little pin measurement jig of the utility model pcb board, on lower needle plate, be provided with some positioning ports, described probe block is dismountable to be arranged in positioning port, on probe block, be provided with some probes, while having like this probe to damage, directly change the probe block that damages probe place, greatly improved replacing speed, guaranteed the needs that subsequent detection is used, also reduced and detected the cost using.Owing to being provided with some positioning ports on lower needle plate, can place like this probe block of different probe arrangement on positioning port simultaneously, can be used for the detection of different pcb boards, usable range is wider, and versatility is better.
Accompanying drawing explanation
Fig. 1 is the little pin measurement jig of the utility model pcb board structural representation.
Fig. 2 is needle plate structure schematic diagram under the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1-2, the little pin measurement jig of a kind of pcb board, comprise base 1, lower needle plate 2, place plate 3, probe block 4, guidepost 5, top board 7 and pressure bar 8, at base 1 upper surface top, be provided with lower needle plate 2, on 1 four angles of base, be respectively arranged with a guidepost 5, on guidepost 5, be provided with can move up and down along guidepost 5 for placing the placement plate 3 of pcb board, on lower needle plate 2, be provided with some positioning ports 6, described probe block 4 is dismountable to be arranged in positioning port 6, on probe block 4, be provided with some probes, on lower needle plate 2, be provided with some springs 9 of placing below plate 3 that are positioned at, on placement plate 3, be provided with the probe aperture 10 of passing for probe.
Above placement plate 3, be provided with top board 7, in the bottom of top board 7, be connected with for pushing down placement plate 3 upper surfaces and make to place the pressure bar 8 of plate 3 levels.On the upper surface of lower needle plate 2, be provided with the reference column 11 of some insertion pcb board pilot holes.During design, on lower needle plate 2, be provided with four row's probe blocks 4, the spacing distance between described every row's probe block 4 equates.Be provided with square limited block 12 placing plate 3 two bottom sides, square limited block 12 can be placed the stroke that plate move down for restriction, avoid placing plate 3 and exceed stroke and cause damage, and lower needle plate 2 can be arranged in the space that four guideposts 5 surround.
The little pin measurement jig of the utility model pcb board, top board 7 is pushed down placement plate 3 by pressure bar 8, keep it to be horizontally disposed with, then placing plate 3 moves down, make probe on probe block 4 contact and detect with the detecting position of pcb board through probe aperture 10, spring 9 is given and is placed 3 one spring forces of plate and pressure balance simultaneously, has guaranteed that probe can contact with pcb board, is unlikely to again to press to such an extent that tension damages.
The little pin measurement jig of the utility model pcb board, on lower needle plate 2, be provided with some positioning ports 6, described probe block 4 is dismountable to be arranged in positioning port 6, on probe block, 4 are provided with some probes, while having like this probe to damage, directly change the probe block 4 that damages probe place, greatly improved replacing speed, guaranteed the needs that subsequent detection is used, also reduced and detected the cost using.Owing to being provided with some positioning ports 6 on lower needle plate 2, can place like this probe block 4 of different probe arrangement on positioning port 6 simultaneously, can be used for the detection of different pcb boards, usable range is wider, and versatility is better.
More than show and described ultimate principle of the present utility model, principal character and advantage.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is by appending claims and equivalent circle thereof.
Claims (6)
1. the little pin measurement jig of pcb board, comprise base, it is characterized in that: also comprise lower needle plate, place plate, probe block and guidepost, at base upper surface top, be provided with lower needle plate, on four angles of base, be respectively arranged with a guidepost, on guidepost, be provided with can move up and down along guidepost for placing the placement plate of pcb board, on lower needle plate, be provided with some positioning ports, described probe block is dismountable to be arranged in positioning port, on probe block, be provided with some probes, on lower needle plate, be provided with some springs of placing below plate that are positioned at, on placement plate, be provided with the probe aperture of passing for probe.
2. the little pin measurement jig of a kind of pcb board according to claim 1, it is characterized in that: also comprise top board and pressure bar, above placement plate, be provided with top board, in the bottom of top board, be connected with for pushing down and place the pressure bar that plate upper surface makes to place plate level.
3. the little pin measurement jig of a kind of pcb board according to claim 2, is characterized in that: the reference column that is provided with some insertion pcb board pilot holes on the upper surface of lower needle plate.
4. the little pin measurement jig of a kind of pcb board according to claim 3, is characterized in that: on lower needle plate, be provided with four row's probe blocks, the spacing distance between described every row's probe block equates.
5. the little pin measurement jig of a kind of pcb board according to claim 4, is characterized in that: in placement plate two bottom sides, be provided with square limited block.
6. the little pin measurement jig of a kind of pcb board according to claim 5, is characterized in that: described lower needle plate is positioned at the space that four guideposts surround.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211524.0U CN203838194U (en) | 2014-04-28 | 2014-04-28 | PCB board small needle testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211524.0U CN203838194U (en) | 2014-04-28 | 2014-04-28 | PCB board small needle testing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203838194U true CN203838194U (en) | 2014-09-17 |
Family
ID=51516018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211524.0U Expired - Fee Related CN203838194U (en) | 2014-04-28 | 2014-04-28 | PCB board small needle testing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203838194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983815A (en) * | 2014-04-28 | 2014-08-13 | 昆山明创电子科技有限公司 | PCB small probe test fixture |
| CN106291190A (en) * | 2016-08-16 | 2017-01-04 | 珠海市运泰利自动化设备有限公司 | Pin test structure under ZIF connector |
-
2014
- 2014-04-28 CN CN201420211524.0U patent/CN203838194U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983815A (en) * | 2014-04-28 | 2014-08-13 | 昆山明创电子科技有限公司 | PCB small probe test fixture |
| CN106291190A (en) * | 2016-08-16 | 2017-01-04 | 珠海市运泰利自动化设备有限公司 | Pin test structure under ZIF connector |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20190428 |