CN211236120U - ICT test auxiliary jig - Google Patents
ICT test auxiliary jig Download PDFInfo
- Publication number
- CN211236120U CN211236120U CN201921527102.3U CN201921527102U CN211236120U CN 211236120 U CN211236120 U CN 211236120U CN 201921527102 U CN201921527102 U CN 201921527102U CN 211236120 U CN211236120 U CN 211236120U
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- Prior art keywords
- cylinder
- spring
- fixedly connected
- test
- connecting rod
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- Measuring Leads Or Probes (AREA)
Abstract
The utility model discloses a ICT test auxiliary fixture, which comprises a substrate, the fixed surface of base plate is connected with the support, the top fixed mounting of support has the cylinder, the one end of piston rod of the cylinder runs through the top of support, piston rod of the cylinder's one end fixedly connected with clamp plate, the bottom fixedly connected with compression leg of clamp plate, the surface of base plate is provided with the test faller, the fixed surface of test faller is connected with the connecting rod, the surface sliding connection of connecting rod has accepts the board, the bottom of accepting the board is provided with first spring, the surface of first spring is around establishing around the connecting rod, the other end of first spring is connected with the fixed surface of test faller, the top fixedly connected with drum of accepting the board, through being provided with the cavity, second spring and rubber, reach the purpose to circuit board test piece protection, prevent the process of pushing down, destroy the.
Description
Technical Field
The utility model relates to a ICT test fixture's technical field specifically is an ICT test auxiliary fixture.
Background
The ICT test fixture is an on-line detection and test fixture, and is a standard test device for testing the electrical performance and electrical connection of on-line components to check defects in production and manufacture and defects of the components.
At present, ICT test fixture is after not using for a long time, and the dust appears in the test needle easily, influences the test result, and the surperficial unevenness of circuit board test piece, and current test fixture's the post that pushes down does not possess the shrink function, and at the in-process that pushes down, causes the damage to the circuit board test piece easily, so to above-mentioned problem, provide the deashing of being convenient for and have protect function ICT test auxiliary tool to the circuit board test piece.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ICT test auxiliary fixture to solve current ICT test fixture and descend the compression leg can not shrink and test the difficult problem of clearing up of needle dust.
In order to achieve the above object, the utility model provides a following technical scheme: an ICT test auxiliary fixture comprises a substrate, a bracket is fixedly connected to the surface of the substrate, the top end of the bracket is fixedly provided with an air cylinder, one end of the piston rod of the air cylinder penetrates through the top end of the bracket, one end of the piston rod of the air cylinder is fixedly connected with a pressing plate, the bottom end of the pressing plate is fixedly connected with a pressing column, a test needle plate is arranged on the surface of the base plate, a connecting rod is fixedly connected on the surface of the test needle plate, the surface of the connecting rod is connected with a bearing plate in a sliding way, the bottom end of the bearing plate is provided with a first spring, the surface of the first spring is wound around the connecting rod, the other end of the first spring is fixedly connected with the surface of the test needle plate, the top end of the bearing plate is fixedly connected with a cylinder, threads are arranged on the surface of the cylinder, a nut is connected with the threads on the surface of the cylinder, and the surface of the connecting rod slides on the inner wall of the cylinder.
Preferably, the surface of the test needle plate is fixedly provided with a test needle, the surface of the bearing plate is provided with a groove, and the bottom end of the groove is provided with an insertion hole.
Preferably, the top end of the connecting rod penetrates through the top end of the pressing plate, through holes are formed in the top end of the support, and the number of the through holes is four.
Preferably, the cavity is formed in the compression leg, a second spring is fixedly mounted on the inner wall of the cavity, a sliding block is fixedly connected to one end of the second spring, the surface of the sliding block slides on the inner wall of the cavity, and a stand column is fixedly connected to the bottom end of the sliding block.
Preferably, one end of the upright column penetrates through the bottom end of the compression column, and rubber is fixedly mounted at the bottom end of the upright column.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the purpose of protecting the circuit board test piece is achieved by arranging the cavity, the second spring and the rubber, and the internal structure of the circuit board test piece is prevented from being damaged in the pressing process;
2. through being provided with drum, nut and connecting rod, the nut will be accepted the board and the clamp plate is fixed together, through the cylinder, reaches the lifting and accepts the purpose of board, is convenient for clear up the dust on test needle surface and test needle plate surface, does benefit to the test.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the compression leg of the present invention;
fig. 3 is a circuit diagram of the cylinder of the present invention.
In the figure: 1. a substrate; 2. a support; 3. a first spring; 4. a bearing plate; 5. a column; 6. pressing a plate; 7. a through hole; 8. a cylinder; 9. a nut; 10. a cylinder; 11. pressing the column; 12. rubber; 13. a connecting rod; 14. testing the needle plate; 15. a groove; 16. a test pin; 17. a jack; 18. a cavity; 19. a slider; 20. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an ICT test auxiliary jig comprises a substrate 1, a support 2 is fixedly connected to the surface of the substrate 1, the support 2 is U-shaped, an air cylinder 8 is fixedly installed at the top end of the support 2, one end of a piston rod of the air cylinder 8 penetrates through the top end of the support 2, one end of a piston rod of the air cylinder 8 is fixedly connected with a pressing plate 6, the pressing plate 6 is square, a pressing column 11 is fixedly connected to the bottom end of the pressing plate 6, a test needle plate 14 is arranged on the surface of the substrate 1, connecting rods 13 are fixedly connected to the surface of the test needle plate 14, four connecting rods 13 are arranged, a bearing plate 4 is slidably connected to the surface of each connecting rod 13, a first spring 3 is arranged at the bottom end of each bearing plate 4, the bearing plate 4 is returned to the original position by arranging the first spring 3, the surface of the first spring 3 is wound around the periphery of each connecting rod 13, the other end of the first spring 3 is fixedly, the number of the cylinders 10 is four, the surface of the cylinder 10 is provided with threads, the surface of the cylinder 10 is connected with the nut 9 by the threads, and the surface of the connecting rod 13 slides on the inner wall of the cylinder 10.
Referring to fig. 1, a test needle 16 is fixedly mounted on the surface of the test needle plate 14, a groove 15 is formed on the surface of the bearing plate 4, and a jack 17 is formed at the bottom end of the groove 15.
Referring to fig. 1, the top end of the connecting rod 13 penetrates through the top end of the pressing plate 6, the top end of the cylinder 10 penetrates through the top end of the pressing plate 6, the top end of the bracket 2 is provided with four through holes 7, and the through holes 7 are arranged to facilitate movement of the cylinder 10.
Referring to fig. 1 and 2, a cavity 18 is formed inside the compression leg 11, a second spring 20 is fixedly mounted on the inner wall of the cavity 18, one end of the second spring 20 is fixedly connected with a sliding block 19, the surface of the sliding block 19 slides on the inner wall of the cavity 18, and the bottom end of the sliding block 19 is fixedly connected with the upright post 5.
Referring to fig. 1 and 2, one end of the upright post 5 penetrates through the bottom end of the compression post 11, the rubber 12 is fixedly mounted at the bottom end of the upright post 5, and the rubber 12 is arranged, so that the circuit board test piece is protected conveniently.
Referring to fig. 3, the cylinder 8 is SC100, and is connected in series to the control switch and the operating power source through a circuit.
The utility model discloses when concrete implementation: before use, observation is carried out, if dust exists on the surfaces of the test needle plate 14 and the test needle 16, the nut 9 is rotated to the surface of the pressing plate 6, the pressing plate 6 is lifted through the air cylinder 8, the pressing plate 6 drives the nut 9, the cylinder 10 and the bearing plate 4 to move upwards along the connecting rod 13, after a certain distance of movement, the dust on the surfaces of the test needle 16 and the test needle plate 14 is cleaned, after the cleaning is finished, the operation is repeated to return, a circuit board test piece is placed in the groove 15 in the bearing plate 4, the pressing plate 6 is pressed down through the air cylinder 8, the pressing plate 6 moves vertically downwards under the action of the cylinder 10, after the rubber 12 contacts the circuit board test piece, the upright post 5 is influenced by the circuit board test piece due to the fact that the surface of the circuit board test piece is uneven, the upright post slides into the cavity 18, the second spring 20 is stretched and is subjected to the reaction force of the second spring 20, through the setting, reach the purpose of protection circuit board test piece, rubber 12 will drive and accept board 4 downstream, through connecting rod 13's effect under, accept board 4 and will vertical downstream, link to each other with the circuit board test piece through jack 17 up to test needle 16, then carry out test work to the circuit board.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a ICT test auxiliary tool, includes base plate (1), its characterized in that: the surface of the base plate (1) is fixedly connected with a support (2), the top end of the support (2) is fixedly provided with a cylinder (8), one end of a piston rod of the cylinder (8) penetrates through the top end of the support (2), one end of the piston rod of the cylinder (8) is fixedly connected with a pressing plate (6), the bottom end of the pressing plate (6) is fixedly connected with a pressing column (11), the surface of the base plate (1) is provided with a test needle plate (14), the surface of the test needle plate (14) is fixedly connected with a connecting rod (13), the surface of the connecting rod (13) is connected with a bearing plate (4) in a sliding manner, the bottom end of the bearing plate (4) is provided with a first spring (3), the surface of the first spring (3) is wound around the connecting rod (13), the other end of the first spring (3) is fixedly connected with the surface of the test needle plate (14), the top end of the bearing, the surface of the cylinder (10) is provided with threads, the surface of the cylinder (10) is connected with a nut (9) in a threaded manner, and the surface of the connecting rod (13) slides on the inner wall of the cylinder (10).
2. The ICT test auxiliary fixture of claim 1, characterized in that: the surface of the test needle plate (14) is fixedly provided with a test needle (16), the surface of the bearing plate (4) is provided with a groove (15), and the bottom end of the groove (15) is provided with an insertion hole (17).
3. The ICT test auxiliary fixture of claim 1, characterized in that: the top end of the connecting rod (13) penetrates through the top end of the pressing plate (6), through holes (7) are formed in the top end of the support (2), and the number of the through holes (7) is four.
4. The ICT test auxiliary fixture of claim 1, characterized in that: cavity (18) have been seted up to the inside of compression leg (11), the inner wall fixed mounting of cavity (18) has second spring (20), the one end fixedly connected with slider (19) of second spring (20), the surface of slider (19) slides at the inner wall of cavity (18), the bottom fixedly connected with stand (5) of slider (19).
5. The ICT test auxiliary fixture of claim 4, characterized in that: one end of the upright post (5) penetrates through the bottom end of the compression post (11), and rubber (12) is fixedly mounted at the bottom end of the upright post (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921527102.3U CN211236120U (en) | 2019-09-12 | 2019-09-12 | ICT test auxiliary jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921527102.3U CN211236120U (en) | 2019-09-12 | 2019-09-12 | ICT test auxiliary jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211236120U true CN211236120U (en) | 2020-08-11 |
Family
ID=71922074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921527102.3U Expired - Fee Related CN211236120U (en) | 2019-09-12 | 2019-09-12 | ICT test auxiliary jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211236120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109696A (en) * | 2021-04-12 | 2021-07-13 | 万安裕维电子有限公司 | Method for testing performance of PCB conductive hole |
-
2019
- 2019-09-12 CN CN201921527102.3U patent/CN211236120U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109696A (en) * | 2021-04-12 | 2021-07-13 | 万安裕维电子有限公司 | Method for testing performance of PCB conductive hole |
| CN113109696B (en) * | 2021-04-12 | 2023-08-08 | 万安裕维电子有限公司 | PCB conductive hole performance test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200811 Termination date: 20210912 |