CN215910597U - Novel circuit board test fixture - Google Patents
Novel circuit board test fixture Download PDFInfo
- Publication number
- CN215910597U CN215910597U CN202122153690.2U CN202122153690U CN215910597U CN 215910597 U CN215910597 U CN 215910597U CN 202122153690 U CN202122153690 U CN 202122153690U CN 215910597 U CN215910597 U CN 215910597U
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- China
- Prior art keywords
- circuit board
- frame
- top end
- test fixture
- base
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- 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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- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 239000000523 sample Substances 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 23
- 238000009434 installation Methods 0.000 abstract description 12
- 239000000428 dust Substances 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses a novel circuit board testing jig which comprises a base, wherein a supporting frame is fixed at the top end of the base, an air cylinder is installed at the top end of the supporting frame, an installation frame is fixed at the bottom end of the air cylinder, an installation groove is formed in the installation frame, a pressing plate is installed in the installation groove, a probe is fixed at the bottom end of the pressing plate, and a protection pad is adhered to the bottom end of the installation frame. The clamp plate passes through the mounting groove to be installed inside the installing frame, conveniently changes clamp plate and probe, can guarantee that the probe does not have the influence to the circuit board test. The clamp plate passes through the locating lever and is stably connected with the installing frame for the clamp plate remains stable, and it is convenient to dismantle the change. The limiting column is used for limiting and fixing the circuit board, and dust collected at the top end of the test board can be quickly removed from the gap of the limiting column, so that the circuit board is favorably placed.
Description
Technical Field
The utility model belongs to the technical field of circuit board testing, and particularly relates to a novel circuit board testing jig.
Background
The circuit board test fixture is a general name of a fixture for exciting, measuring, processing data, displaying or outputting test results of a circuit board, is a mechanical auxiliary device for testing whether the circuit board achieves the expected performance or effect of a designer, can detect the defects of the circuit board, and is widely applied to the production process of electronic products.
The chinese utility model of the bulletin number CN210427634U specially facilitates 2020, 4, 28 and discloses a circuit board testing jig, which includes: the circuit board testing jig comprises a base, a supporting frame, a pressing mechanism, an upper pressing plate and a circuit board testing platform, wherein the pressing mechanism is installed on the base through the supporting frame, the upper pressing plate is arranged at the lower end of the pressing mechanism, the circuit board testing platform is arranged on the upper surface of the base through four elastic stand columns, the circuit board testing platform corresponds to the upper position and the lower position of the upper pressing plate, a circuit board positioning groove is formed by inwards recessing the circuit board testing platform in the length direction, and a plurality of probes corresponding to the positions of positioning holes in a circuit board are inserted into the upper pressing plate.
In the existing circuit board testing jig, the probe is worn after being used for a long time, the testing accuracy is influenced, the testing is not facilitated, and the pressing plate and the probe are inconvenient to replace; the dust that gathers in the test procedure exists at the testboard top, and inconvenient quick the cleaing away influences placing of circuit board.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel circuit board testing jig to solve the problem that a pressing plate and a probe are inconvenient to replace.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel circuit board test fixture, includes the base, the top of base is fixed with the support frame, the cylinder is installed on the top of support frame, the bottom mounting of cylinder has the installing frame, open the inside of installing frame has the mounting groove, the internally mounted of mounting groove has the clamp plate, the bottom mounting of clamp plate has the probe, the protection pad has been pasted to the bottom of installing frame.
Preferably, the top of installing frame is opened there is first locating hole, open the surface of clamp plate has the second locating hole, the top of installing frame is connected with the extension spring, the inside in first locating hole is passed there is the locating lever.
Preferably, a test bench is fixed to the top end of the base, a limiting column is fixed to the top end of the test bench, an anti-skid pad is arranged on the top end of the test bench, and a circuit board is placed on the top end of the anti-skid pad.
Preferably, the cylinder is perpendicular with the base, the installing frame is parallel with the base, the one end of mounting groove and the one end parallel and level of installing frame, the mounting groove is T type structure.
Preferably, the length of the pressure plate is not less than that of the mounting frame, and one end of the pressure plate protrudes out of the mounting frame; the protection pads are located on two sides of the mounting frame.
Preferably, the first positioning hole and the second positioning hole are aligned up and down, the positioning rod penetrates through the first positioning hole and is inserted into the second positioning hole, and the top end of the tension spring is connected with the positioning rod.
Preferably, the limiting column is perpendicular to the test board, the limiting column is of a rectangular structure, and the length and the width of the anti-slip pad are not less than those of the circuit board.
Compared with the prior art, the novel circuit board test fixture disclosed by the utility model comprises the following components:
1. be provided with installing frame and mounting groove, during the use, the clamp plate passes through the mounting groove to be installed inside the installing frame, conveniently changes clamp plate and probe, can guarantee that the probe does not have the influence to the circuit board test.
2. Be provided with the locating lever, during the use, the clamp plate passes through locating lever and installing frame stable connection for the clamp plate remains stable, and it is convenient to dismantle the change.
3. Be provided with spacing post and testboard, during the use, spacing post carries out spacing fixed to the circuit board, and the dust of testboard top gathering can be clear away from spacing post clearance fast, does benefit to placing of circuit board.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of FIG. 1 at B of the present invention;
fig. 4 is a sectional view taken along the direction C-C of fig. 3 according to the present invention.
In the figure: 1. a base; 2. a support frame; 3. a test bench; 4. a non-slip mat; 5. a circuit board; 6. a limiting column; 7. a probe; 8. installing a frame; 9. a cylinder; 10. a protective pad; 11. mounting grooves; 12. a second positioning hole; 13. a first positioning hole; 14. a tension spring; 15. positioning a rod; 16. and (7) pressing a plate.
Detailed Description
Referring to fig. 1, a novel circuit board testing jig includes a base 1, a supporting frame 2 is fixed on the top end of the base 1, the supporting frame 2 is a U-shaped structure, and the top end of the supporting frame 2 is parallel to the base 1; the top of support frame 2 is installed cylinder 9, and cylinder 9 is perpendicular with base 1.
Referring to fig. 1 and 3, the bottom end of the cylinder 9 penetrates through the top end of the support frame 2, the bottom end of the cylinder 9 is fixed with the mounting frame 8, the mounting frame 8 is of a rectangular structure, and the mounting frame 8 is parallel to the base 1; mounting groove 11 is opened to the inside of installing frame 8, and the one end of mounting groove 11 and the one end parallel and level of installing frame 8, mounting groove 11 are T type structure.
Referring to fig. 1, 3 and 4, a pressing plate 16 is installed inside the installation groove 11, the length of the pressing plate 16 is not less than that of the installation frame 8, and one end of the pressing plate 16 protrudes out of the installation frame 8; the bottom end of the pressure plate 16 is fixed with a probe 7, and the probe 7 faces downwards.
Referring to fig. 1, 3 and 4, a protection pad 10 is adhered to the bottom end of the mounting frame 8, the protection pad 10 is located on two sides of the mounting frame 8, and the protection pad 10 can prevent the mounting frame 8 from contacting and colliding with the circuit board 5.
Referring to fig. 1, 3 and 4, a first positioning hole 13 is formed at the top end of the mounting frame 8, and the first positioning hole 13 is close to the inlet of the mounting groove 11; the surface of the pressing plate 16 is provided with a second positioning hole 12, and the first positioning hole 13 and the second positioning hole 12 are aligned up and down.
Referring to fig. 1, 3 and 4, a tension spring 14 is connected to a top end of the mounting frame 8, a top end of the tension spring 14 is connected to a positioning rod 15, and the positioning rod 15 is connected to a top end of the mounting frame 8 through the tension spring 14; a positioning rod 15 penetrates through the first positioning hole 13, the positioning rod 15 is perpendicular to the mounting frame 8, the positioning rod 15 penetrates through the first positioning hole 13 and is inserted into the second positioning hole 12, and the pressing plate 16 is stably connected with the mounting frame 8 through the positioning rod 15.
Referring to fig. 1 and 2, a testing table 3 is fixed on the top end of the base 1, and the testing table 3 is located below the pressing plate 16; a limiting column 6 is fixed at the top end of the test board 3, the limiting column 6 is perpendicular to the test board 3, and the limiting column 6 is of a rectangular structure; the top of testboard 3 fills up there is slipmat 4, and circuit board 5 has been placed on the top of slipmat 4, and the length and width of slipmat 4 is all not less than the length and width of circuit board 5.
The working principle of the scheme is as follows: the cylinder 9 is installed above the base 1 through the support frame 2, and the pressing plate 16 is installed at the top end of the test bench 3 through the installation frame 8 and is stably connected through the positioning rod 15.
The circuit board 5 is placed at the top end of the test board 3 by being cushioned with the anti-skid pad 4, and is limited and fixed by the limiting column 6; so, the dust of 3 top aggregations of testboard can clear away from 6 clearances of spacing post fast, does benefit to placing of circuit board 5.
The pressing plate 16 is installed inside the installation frame 8 through the installation groove 11, the positioning rod 15 penetrates through the first positioning hole 13 and the second positioning hole 12, the pressing plate 16 is stably connected with the installation frame 8, the pressing plate 16 is kept stable, the pressing plate 16 and the probe 7 are convenient to replace, the circuit board 5 can be tested without influence of the probe 7, and the disassembly and replacement are convenient.
Claims (7)
1. The utility model provides a novel circuit board test fixture, includes base (1), its characterized in that: the utility model discloses a safety protection device for a vehicle, including base (1), cylinder (9) are installed on the top of support frame (2), the bottom mounting of cylinder (9) has installing frame (8), installing frame (8) inside is opened there is mounting groove (11), the internally mounted of mounting groove (11) has clamp plate (16), the bottom mounting of clamp plate (16) has probe (7), protective pad (10) have been pasted to the bottom of installing frame (8).
2. The novel circuit board test fixture of claim 1, characterized in that: open the top of installing frame (8) has first locating hole (13), open the surface of clamp plate (16) has second locating hole (12), the top of installing frame (8) is connected with extension spring (14), locating lever (15) have been passed to the inside of first locating hole (13).
3. The novel circuit board test fixture of claim 1, characterized in that: the testing platform is characterized in that a testing platform (3) is fixed to the top end of the base (1), a limiting column (6) is fixed to the top end of the testing platform (3), an anti-skid pad (4) is arranged on the top end of the testing platform (3), and a circuit board (5) is placed on the top end of the anti-skid pad (4).
4. The novel circuit board test fixture of claim 1, characterized in that: the air cylinder (9) is perpendicular to the base (1), the mounting frame (8) is parallel to the base (1), and the mounting groove (11) is of a T-shaped structure.
5. The novel circuit board test fixture of claim 1, characterized in that: the length of the pressure plate (16) is not less than that of the mounting frame (8), and the protection pads (10) are located on two sides of the mounting frame (8).
6. The novel circuit board test fixture of claim 2, characterized in that: the first positioning hole (13) and the second positioning hole (12) are aligned up and down, the positioning rod (15) penetrates through the first positioning hole (13) and is inserted into the second positioning hole (12), and the top end of the tension spring (14) is connected with the positioning rod (15).
7. The novel circuit board test fixture of claim 3, characterized in that: the limiting column (6) is perpendicular to the test board (3), the limiting column (6) is of a rectangular structure, and the length and the width of the anti-slip pad (4) are not smaller than those of the circuit board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122153690.2U CN215910597U (en) | 2021-09-03 | 2021-09-03 | Novel circuit board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122153690.2U CN215910597U (en) | 2021-09-03 | 2021-09-03 | Novel circuit board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215910597U true CN215910597U (en) | 2022-02-25 |
Family
ID=80294717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122153690.2U Expired - Fee Related CN215910597U (en) | 2021-09-03 | 2021-09-03 | Novel circuit board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215910597U (en) |
-
2021
- 2021-09-03 CN CN202122153690.2U patent/CN215910597U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20220225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |