CN219369842U - Spring type wire needle jig - Google Patents
Spring type wire needle jig Download PDFInfo
- Publication number
- CN219369842U CN219369842U CN202223431562.0U CN202223431562U CN219369842U CN 219369842 U CN219369842 U CN 219369842U CN 202223431562 U CN202223431562 U CN 202223431562U CN 219369842 U CN219369842 U CN 219369842U
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- China
- Prior art keywords
- jig
- bottom plate
- spring
- probe
- test
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- 238000012360 testing method Methods 0.000 claims abstract description 55
- 239000000523 sample Substances 0.000 claims abstract description 54
- 239000011094 fiberboard Substances 0.000 claims abstract description 21
- 238000010030 laminating Methods 0.000 claims description 10
- 239000003973 paint Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 abstract description 6
- 230000037431 insertion Effects 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Measuring Leads Or Probes (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model relates to a spring type wire needle jig, which is provided with an upper jig and a lower jig, wherein the upper jig comprises an upper jig bottom plate and a spring, the upper jig bottom plate is provided with small holes, the spring is obliquely inserted and fixed on the small holes, the lower jig comprises a lower jig bottom plate, a test plate, a lower jig bearing plate and a lower jig panel, a probe is arranged on the lower jig panel, a plurality of test terminals are arranged on the test plate, the test terminals are connected with a test machine through wires, the probe is obliquely inserted and fixed on the lower jig panel, the upper jig bottom plate and the lower jig bottom plate are respectively composed of a plurality of layers of fiber boards, and the small holes and the probe are respectively arranged at positions corresponding to the upper jig bottom plate and the lower jig panel. According to the spring type wire needle jig, due to the design of the spring, the spring has conductivity, and the diameter of the spring is larger than that of the probe, so that the insertion space of the probe is increased, the insertion rate of the contact pin is greatly improved, and the problems that the contact pin is easy to deform, deviate or break to influence the test of a circuit board are avoided.
Description
Technical Field
The utility model relates to the technical field of jig correlation, in particular to a spring type wire needle jig.
Background
The chinese name of PCB is printed circuit board, which is a carrier for mounting electronic components and also a provider for electrical connection of electronic components, and thus PCB is an important electronic component. In order to guarantee the quality of a product using the PCB, the testing work after the PCB is manufactured is important.
The steel needle jig and the wire needle jig are used as important tools for PCB open and short circuit test, the steel needle jig used in the market at present cannot be manufactured to be smaller than 0.1mm, in addition, the steel needle jig used in the market is too small in diameter, when in test, the lower jig contact pins are difficult to align with the welding spot holes of the upper jig, deformation, deviation or fracture of the steel needle are extremely easy to cause, and therefore the problem of circuit board test is affected, and in addition, the problem of short circuit and needle dropping is also easy to cause due to the fact that the steel needle is too small.
Therefore, it is necessary to provide a spring type needle fixture for solving the problems in the prior art.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a spring type wire needle jig which is used for solving the problems in the prior art.
In order to achieve the above object, the technical scheme provided by the utility model is as follows: the spring type wire needle jig comprises an upper jig and a lower jig, wherein the upper jig comprises an upper jig bottom plate and a spring, small holes are formed in the upper jig bottom plate, the spring is obliquely inserted and fixed on the small holes, the lower jig comprises a lower jig bottom plate, a test plate, a lower jig bearing plate and a lower jig panel, probes are arranged on the lower jig panel, the test plate is arranged between the lower jig bottom plate and the lower jig bearing plate, a plurality of test terminals are arranged on the test plate, the test terminals are connected with a tester through wires, the probes are obliquely inserted and fixed on the lower jig panel, the upper jig bottom plate and the lower jig bottom plate are composed of multiple layers of fiber boards, and the small holes and the probes are respectively arranged at corresponding positions of the upper jig bottom plate and the lower jig panel.
As a further aspect of the present utility model, it is characterized in that: the upper jig bottom plate is formed by sequentially laminating 5 layers of fiber boards.
As a further aspect of the present utility model, it is characterized in that: the lower jig bottom plate is formed by sequentially laminating 4 layers of fiber boards.
As a further aspect of the present utility model, it is characterized in that: the diameter of the probe is set to be 0.07-0.09 mm.
As a further aspect of the present utility model, it is characterized in that: the diameter of the spring is set to be 0.08-0.1 mm.
As a further aspect of the present utility model, it is characterized in that: and an insulating paint layer is arranged on the outer surface of the probe.
As a further aspect of the present utility model, it is characterized in that: the slope of the spring which is obliquely inserted and fixed on the bottom plate of the upper jig and the slope of the probe which is obliquely inserted and fixed on the panel of the lower jig are set to be equal.
Compared with the prior art, the utility model has the beneficial effects that:
this spring type line needle tool, through being provided with tool and lower tool, go up the tool and include tool bottom plate and spring, be provided with the aperture on the tool bottom plate, the spring slope is fixed in on the aperture, lower tool includes lower tool bottom plate, test board, lower tool bearing plate and lower tool panel, be provided with the probe on the tool panel down, the test board sets up under between tool bottom plate and the lower tool bearing plate, be provided with a plurality of test terminals on the test board, the test terminal passes through the wire and is connected with the test machine, the probe slope is fixed in on the tool panel down, go up tool bottom plate and lower tool bottom plate and constitute by the multilayer fibreboard, aperture and probe set up respectively in the corresponding position of tool bottom plate and lower tool panel down. According to the spring type wire needle jig, as the spring has conductivity, and the diameter of the spring is larger than that of the probe, the insertion space of the probe is effectively increased, the insertion rate of the contact pin is greatly improved, and the problem that the circuit board test is affected due to deformation, deviation or fracture caused by too thin contact pin during test is effectively solved; in addition, as the outer surface of the probe is provided with the insulating paint layer, the outer surface of the probe has insulativity, and the problem of short circuit of the jig caused by too small steel needle is effectively solved; the slope of the spring which is inserted and fixed on the bottom plate of the upper jig is equal to the slope of the probe which is inserted and fixed on the panel of the lower jig, so that the problem that the jig is easy to drop is effectively solved.
Drawings
FIG. 1 is a schematic diagram of a front view of a spring type needle fixture according to the present utility model;
FIG. 2 is a schematic perspective view of a spring type needle fixture according to the present utility model;
FIG. 3 is a schematic perspective view of an upper fixture of a spring type wire needle fixture according to the present utility model;
FIG. 4 is a schematic diagram showing a perspective view of a lower jig panel of a spring type wire needle jig according to the present utility model;
FIG. 5 is an enlarged schematic view of FIG. 3 at A;
description of elements in the drawings: 10-mounting a jig; 20-lower jig; 11-a jig bottom plate; 111-small holes; 12-a spring; 21-lower jig bottom plate; 22-test plate; 221-test terminals; 23-lower jig bearing plates; 24-lower jig panels; 25-probe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, in an embodiment of the present utility model, a spring-type wire needle fixture includes an upper fixture 10 and a lower fixture 20, the upper fixture 10 includes an upper fixture bottom plate 11 and a spring 12, the upper fixture bottom plate 11 is provided with a small hole 111, the spring 12 is obliquely inserted and fixed on the small hole 111, the lower fixture 10 includes a lower fixture bottom plate 21, a test plate 22, a lower fixture bearing plate 23 and a lower fixture panel 24, the lower fixture panel 24 is provided with a probe 25, the test plate 22 is disposed between the lower fixture bottom plate 21 and the lower fixture bearing plate 23, the test plate 22 is provided with a plurality of test terminals 221, the test terminals 221 are connected with a tester through wires, the probe 25 is obliquely inserted and fixed on the lower fixture panel 24, the upper fixture bottom plate 11 and the lower fixture bottom plate 21 are each composed of a plurality of layers of fiber boards, and the small hole 111 and the probe 25 are respectively disposed at positions corresponding to the upper fixture bottom plate 11 and the lower fixture panel 24. Because the spring has conductivity, and the diameter of spring is greater than the diameter of probe, when last tool 10 and lower tool 20 cooperation work, effectively increased the insertion space of probe, and then improved the rate of inserting of contact pin greatly, effectively solved the contact pin because too thin, cause deformation, off tracking or fracture easily when testing, and influence the problem of circuit board test.
Preferably, in the spring type wire needle fixture, the upper fixture bottom plate 11 is formed by sequentially stacking 5 layers of fiber boards. The fiber board has good fireproof and anti-pressing effects, is easy to model and has low price.
Preferably, in the spring type wire needle jig, the lower jig bottom plate 21 is formed by stacking 4 layers of fiber boards in sequence. The fiber board has good fireproof and anti-pressing effects, is easy to model and has low price.
Preferably, in the spring type wire needle jig, the diameter of the probe 25 is set to be 0.07-0.09 mm. The diameter enables the application range of the jig to be wider, for example, the jig is used for a cylinder type testing machine.
Preferably, in the spring type needle thread tool, the diameter of the spring 12 is set to be 0.08-0.1 mm. The direct arrangement of the spring is convenient for the smooth insertion of the probe 25, and avoids the problem that the probe 25 is easy to deform, deviate or break due to the small hole 111, thereby influencing the test of the circuit board.
Preferably, in the spring type wire needle fixture, an insulating paint layer is disposed on an outer surface of the probe 25. The insulating paint layer enables the outer surface of the probe 25 to have insulativity, so that the problem of short circuit of the jig caused by too small steel needle is effectively solved.
Preferably, in the spring-type needle-thread tool, the slope of the spring 12 obliquely penetrating and fixing on the upper tool bottom plate 11 and the slope of the probe 25 obliquely penetrating and fixing on the lower tool face plate 24 are set to be equal. Effectively solves the problem that the jig is easy to drop the needle.
Example 1
Referring to fig. 1-5, in an embodiment of the present utility model, a spring-type wire needle fixture includes an upper fixture 10 and a lower fixture 20, the upper fixture 10 includes an upper fixture bottom plate 11 and a spring 12, the upper fixture bottom plate 11 is provided with a small hole 111, the spring 12 is obliquely inserted and fixed on the small hole 111, the lower fixture 10 includes a lower fixture bottom plate 21, a test plate 22, a lower fixture bearing plate 23 and a lower fixture panel 24, the lower fixture panel 24 is provided with a probe 25, the test plate 22 is disposed between the lower fixture bottom plate 21 and the lower fixture bearing plate 23, the test plate 22 is provided with a plurality of test terminals 221, the test terminals 221 are connected with a tester through wires, the probe 25 is obliquely inserted and fixed on the lower fixture panel 24, the upper fixture bottom plate 11 and the lower fixture bottom plate 21 are each composed of a plurality of layers of fiber boards, and the small hole 111 and the probe 25 are respectively disposed at positions corresponding to the upper fixture bottom plate 11 and the lower fixture panel 24.
The upper jig bottom plate 11 is formed by sequentially laminating 5 layers of fiber boards.
The lower jig bottom plate 21 is formed by sequentially laminating 4 layers of fiber boards.
The diameter of the probe 25 was set to 0.07mm.
The diameter of the spring 12 is set to 0.08mm.
The outer surface of the probe 25 is provided with an insulating paint layer.
The slopes of the springs 12 and the probes 25 are set to be equal to each other.
Example 2
Referring to fig. 1-5, in an embodiment of the present utility model, a spring-type wire needle fixture includes an upper fixture 10 and a lower fixture 20, the upper fixture 10 includes an upper fixture bottom plate 11 and a spring 12, the upper fixture bottom plate 11 is provided with a small hole 111, the spring 12 is obliquely inserted and fixed on the small hole 111, the lower fixture 10 includes a lower fixture bottom plate 21, a test plate 22, a lower fixture bearing plate 23 and a lower fixture panel 24, the lower fixture panel 24 is provided with a probe 25, the test plate 22 is disposed between the lower fixture bottom plate 21 and the lower fixture bearing plate 23, the test plate 22 is provided with a plurality of test terminals 221, the test terminals 221 are connected with a tester through wires, the probe 25 is obliquely inserted and fixed on the lower fixture panel 24, the upper fixture bottom plate 11 and the lower fixture bottom plate 21 are each composed of a plurality of layers of fiber boards, and the small hole 111 and the probe 25 are respectively disposed at positions corresponding to the upper fixture bottom plate 11 and the lower fixture panel 24.
The upper jig bottom plate 11 is formed by sequentially laminating 5 layers of fiber boards.
The lower jig bottom plate 21 is formed by sequentially laminating 4 layers of fiber boards.
The diameter of the probe 25 is set to 0.08mm.
The diameter of the spring 12 is set to 0.09mm.
The outer surface of the probe 25 is provided with an insulating paint layer.
The slopes of the springs 12 and the probes 25 are set to be equal to each other.
Example 3
Referring to fig. 1-5, in an embodiment of the present utility model, a spring-type wire needle fixture includes an upper fixture 10 and a lower fixture 20, the upper fixture 10 includes an upper fixture bottom plate 11 and a spring 12, the upper fixture bottom plate 11 is provided with a small hole 111, the spring 12 is obliquely inserted and fixed on the small hole 111, the lower fixture 10 includes a lower fixture bottom plate 21, a test plate 22, a lower fixture bearing plate 23 and a lower fixture panel 24, the lower fixture panel 24 is provided with a probe 25, the test plate 22 is disposed between the lower fixture bottom plate 21 and the lower fixture bearing plate 23, the test plate 22 is provided with a plurality of test terminals 221, the test terminals 221 are connected with a tester through wires, the probe 25 is obliquely inserted and fixed on the lower fixture panel 24, the upper fixture bottom plate 11 and the lower fixture bottom plate 21 are each composed of a plurality of layers of fiber boards, and the small hole 111 and the probe 25 are respectively disposed at positions corresponding to the upper fixture bottom plate 11 and the lower fixture panel 24.
The upper jig bottom plate 11 is formed by sequentially laminating 5 layers of fiber boards.
The lower jig bottom plate 21 is formed by sequentially laminating 4 layers of fiber boards.
The diameter of the probe 25 is set to 0.09mm.
The diameter of the spring 12 is set to 0.1mm.
The outer surface of the probe 25 is provided with an insulating paint layer.
The slopes of the springs 12 and the probes 25 are set to be equal to each other.
The foregoing detailed description is directed to a specific embodiment of the utility model, but not limited to the details of the construction and the method of operation, the utility model is not limited to the details of construction and the method of operation, but is to be accorded the full scope of the claims.
Claims (7)
1. The utility model provides a spring type line needle tool, its characterized in that includes tool (10) and lower tool (20), go up tool (10) including last tool bottom plate (11) and spring (12), be provided with aperture (111) on going up tool bottom plate (11), spring (12) slope alternate and be fixed in on aperture (111), lower tool (20) include lower tool bottom plate (21), test board (22), lower tool bearing plate (23) and lower tool panel (24), be provided with probe (25) on lower tool panel (24), test board (22) set up between lower tool bottom plate (21) and lower tool bearing plate (23), be provided with a plurality of test terminals (221) on test board (22), test terminal (221) are connected with the test machine through the wire, probe (25) slope are fixed in on lower tool panel (24), go up tool bottom plate (11) and lower tool bottom plate (21) and constitute by fiber board (111) and lower tool panel (24) respectively corresponding in aperture (24) position.
2. The spring wire needle jig of claim 1, wherein: the upper jig bottom plate (11) is formed by sequentially laminating 5 layers of fiber boards.
3. The spring wire needle jig of claim 1, wherein: the lower jig bottom plate (21) is formed by sequentially laminating 4 layers of fiber boards.
4. The spring wire needle jig of claim 1, wherein: the diameter of the probe (25) is set to be 0.07-0.09 mm.
5. The spring wire needle jig of claim 1, wherein: the diameter of the spring (12) is set to be 0.08-0.1 mm.
6. The spring wire needle jig of claim 1, wherein: an insulating paint layer is arranged on the outer surface of the probe (25).
7. The spring wire needle jig of claim 6, wherein: the slopes of the springs (12) and the probes (25) are set to be equal to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223431562.0U CN219369842U (en) | 2022-12-21 | 2022-12-21 | Spring type wire needle jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223431562.0U CN219369842U (en) | 2022-12-21 | 2022-12-21 | Spring type wire needle jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219369842U true CN219369842U (en) | 2023-07-18 |
Family
ID=87115657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223431562.0U Active CN219369842U (en) | 2022-12-21 | 2022-12-21 | Spring type wire needle jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219369842U (en) |
-
2022
- 2022-12-21 CN CN202223431562.0U patent/CN219369842U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |