CN215493975U - Circuit board test fixture - Google Patents
Circuit board test fixture Download PDFInfo
- Publication number
- CN215493975U CN215493975U CN202121744783.6U CN202121744783U CN215493975U CN 215493975 U CN215493975 U CN 215493975U CN 202121744783 U CN202121744783 U CN 202121744783U CN 215493975 U CN215493975 U CN 215493975U
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- circuit board
- sides
- thimble
- plate
- fixedly connected
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The utility model relates to the technical field of circuit board testing, in particular to a circuit board testing jig which comprises a testing table, wherein a detecting mechanism is arranged at the top of the testing table, vertical plates are fixedly connected to the top of the testing table and positioned on two sides of the detecting mechanism, lifting plates are arranged on the sides, close to each other, of the vertical plates, positioning grooves for limiting two sides of a circuit board are formed in the sides, close to each other, of the lifting plates, springs are further arranged at the bottoms of the lifting plates, and the sides, far away from each other, of the lifting plates are connected with the vertical plates in a vertical sliding mode through a sliding mechanism. According to the utility model, the vertical plates are arranged on the two sides of the detection mechanism, and the lifting plate provided with the positioning groove is arranged between the vertical plates, so that when the circuit board is detected, the test points on the circuit board correspond to the thimble one by only placing the two sides of the circuit board in the positioning groove and pressing the circuit board downwards, and the time for positioning and calibrating by manpower is saved.
Description
Technical Field
The utility model relates to the technical field of circuit board testing, in particular to a circuit board testing jig.
Background
The circuit board makes the circuit miniaturized, direct-viewing, plays important effect to fixed circuit's batch production and optimization electrical apparatus overall arrangement, need carry out the voltage current test after the circuit board is prepared.
The utility model discloses a utility model patent that publication number is CN209417090U provides a circuit board test fixture, the device passes through the thimble board and realizes carrying out the concurrent test to a plurality of test points on the circuit board, and can adapt to not unidimensional circuit board, skew when avoiding testing, moreover, the steam generator is simple in structure, but the device need be with the test point one-to-one on thimble and the circuit board when the test, thereby it will carry out the location calibration to lead to the testing personnel to need certain time when testing the circuit board, it is hard to waste time, the detection efficiency of circuit board has been reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a circuit board testing jig which can quickly position a circuit board and solve the problem that the existing circuit board testing jig is inconvenient to correspond test points on the circuit board to thimbles for detection one by one.
(II) technical scheme
In order to achieve the purpose of quickly positioning the circuit board, the utility model provides the following technical scheme: the utility model provides a circuit board test fixture, includes the testboard, the top of testboard is provided with detection mechanism, the top of testboard and the equal fixedly connected with riser in both sides that is located detection mechanism, the one side that the riser is close to each other all is provided with the lifter plate, just one side that the lifter plate is close to each other all sets up carries out spacing constant head tank to the both sides of circuit board, the bottom of lifter plate still is provided with the spring, just one side that the lifter plate kept away from each other is passed through slide mechanism and riser sliding connection from top to bottom.
Optionally, the detection mechanism includes the backup pad of fixed mounting on the testboard, be fixed with the thimble board in the backup pad, just the downside of thimble board evenly is provided with a plurality of thimbles, the upside of thimble board and extension to thimble board is all run through on the upper portion of thimble.
Optionally, the sliding mechanism includes a sliding groove formed in the vertical plate, a connecting rod is fixedly connected to one side of the lifting plate close to the vertical plate, a sliding key matched with the sliding groove is fixedly connected to one end, away from the lifting plate, of the connecting rod after the end of the connecting rod penetrates through one side of the sliding groove, and a movable groove for the connecting rod to move up and down is further formed in the vertical plate.
Optionally, two ends of the spring are respectively fixedly connected with the bottom of the lifting plate and the top of the test bench, and the spring is always in a compressed state.
Optionally, a limiting plate is further fixedly connected to one side of the vertical plate, which is close to the lifting plate, and the limiting plate is located at the top of the highest position where the lifting plate moves.
(III) advantageous effects
Compared with the prior art, the utility model provides a circuit board test fixture, which has the following beneficial effects: according to the utility model, the vertical plates are arranged on the two sides of the detection mechanism, and the lifting plate provided with the positioning groove is arranged between the vertical plates, so that when the circuit board is detected, the test points on the circuit board correspond to the ejector pins one by one only by placing the two sides of the circuit board in the positioning groove and pressing the circuit board downwards, the time for positioning and calibrating the circuit board by manpower is saved, the detection efficiency of the circuit board is improved, and the lifting plate can be automatically reset under the restoring force action of the spring after the detection is finished.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a sectional view of the internal structure of the present invention.
In the figure: 1. a test bench; 2. a detection mechanism; 201. a support plate; 202. an ejector plate; 203. a thimble; 3. a vertical plate; 4. a lifting plate; 5. positioning a groove; 6. a spring; 7. a sliding mechanism; 701. a sliding groove; 702. a connecting rod; 703. a sliding key; 704. a movable groove; 8. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a circuit board test fixture, including testboard 1, testboard 1's top is provided with detection mechanism 2, detection mechanism 2 includes backup pad 201 of fixed mounting on testboard 1, be fixed with thimble board 202 on the backup pad 201, and thimble board 202's downside evenly is provided with a plurality of thimbles 203, thimble board 202 and the upside that extends to thimble board 202 are all run through on thimble 203's upper portion, thimble board 202 includes top panel and lower panel, thimble 203 sets up between top and bottom panel and with the test point one-to-one on the circuit board, thimble 203 and cubical switchboard electric connection, be provided with the switch that equals with thimble 203 quantity on the cubical switchboard, these some switches are used for controlling thimble 203 and the electric connection of power
The top of the test board 1 and both sides of the detection mechanism 2 are fixedly connected with vertical boards 3, one sides of the vertical boards 3 close to each other are provided with lifting plates 4, one sides of the lifting plates 4 close to each other are provided with positioning grooves 5 for limiting both sides of the circuit board, the positioning grooves 5 are top parts, front surfaces and one sides far away from the vertical boards 3 are open grooves, the bottom of the lifting plates 4 is also provided with springs 6, both ends of the springs 6 are respectively fixedly connected with the bottom of the lifting plates 4 and the top of the test board 1, the springs 6 are always in a compressed state, one sides of the lifting plates 4 far away from each other are vertically and slidably connected with the vertical boards 3 through sliding mechanisms 7, each sliding mechanism 7 comprises a sliding groove 701 formed in the vertical board 3, one side of the lifting plate 4 close to the vertical board 3 is fixedly connected with a connecting rod 702, one end of the connecting rod 702 far away from the lifting plate 4 penetrates through one side of the sliding groove 701 and is fixedly connected with a sliding key 703 matched with the sliding groove 701, a movable groove 704 for the connecting rod 702 to move up and down is further formed in the vertical plate 3, a limiting plate 8 is further fixedly connected to one side, close to the lifting plate 4, of the vertical plate 3, and the limiting plate 8 is located at the top of the highest position where the lifting plate 4 moves.
The working principle is as follows: during testing, the two sides of the circuit board are placed in the positioning groove 5, the circuit board is pushed to enable one side of the circuit board to be abutted against the groove wall on the back face of the positioning groove 5, then the circuit board is pressed downwards, the test points on the circuit board correspond to the ejector pins 203 one by one, and testing of current and voltage of the circuit board is achieved.
It should be noted that although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a circuit board test fixture, includes testboard (1), its characterized in that: the top of testboard (1) is provided with detection mechanism (2), the top of testboard (1) just is located the equal fixedly connected with riser (3) in both sides of detection mechanism (2), one side that riser (3) are close to each other all is provided with lifter plate (4), just one side that lifter plate (4) are close to each other is all seted up and is carried out spacing constant head tank (5) to the both sides of circuit board, the bottom of lifter plate (4) still is provided with spring (6), just sliding connection about one side that lifter plate (4) kept away from each other passes through slide mechanism (7) and riser (3).
2. The circuit board testing jig of claim 1, wherein: detection mechanism (2) are including backup pad (201) of fixed mounting on testboard (1), be fixed with thimble board (202) on backup pad (201), just the downside of thimble board (202) evenly is provided with a plurality of thimbles (203), the upside of thimble board (202) and extension to thimble board (202) is all run through on the upper portion of thimble (203).
3. The circuit board testing jig of claim 1, wherein: slide mechanism (7) are including offering sliding tray (701) in riser (3), lifter plate (4) are close to one side fixedly connected with connecting rod (702) of riser (3), just one end that lifter plate (4) were kept away from in connecting rod (702) runs through sliding tray (701) one side back fixedly connected with sliding tray (701) looks adaptation sliding key (703), still set up movable groove (704) that supply connecting rod (702) up-and-down motion on riser (3).
4. The circuit board testing jig of claim 1, wherein: the two ends of the spring (6) are respectively fixedly connected with the bottom of the lifting plate (4) and the top of the test bench (1), and the spring (6) is always in a compressed state.
5. The circuit board testing jig of claim 1, wherein: one side of the vertical plate (3) close to the lifting plate (4) is fixedly connected with a limiting plate (8), and the limiting plate (8) is located at the top of the highest position where the lifting plate (4) moves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121744783.6U CN215493975U (en) | 2021-07-29 | 2021-07-29 | Circuit board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121744783.6U CN215493975U (en) | 2021-07-29 | 2021-07-29 | Circuit board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215493975U true CN215493975U (en) | 2022-01-11 |
Family
ID=79753067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121744783.6U Active CN215493975U (en) | 2021-07-29 | 2021-07-29 | Circuit board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215493975U (en) |
-
2021
- 2021-07-29 CN CN202121744783.6U patent/CN215493975U/en active Active
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