CN213457234U

CN213457234U - Testing mechanism of circuit board testing jig

Info

Publication number: CN213457234U
Application number: CN202021866322.1U
Authority: CN
Inventors: 高明贵
Original assignee: Suzhou Shengfuyin Electronic Technology Co ltd
Current assignee: Suzhou Shengfuyin Electronic Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-06-15
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a testing mechanism of a circuit board testing jig, which comprises a base, a support plate and a first pressing plate, wherein the upper surface of the base is symmetrically and fixedly connected with two limiting rods, the outer side wall of each limiting rod is sleeved with a stop block, and the bottom of the first pressing plate is fixedly connected with a spring; during the use, place the circuit board in the recess, through first locating hole, the second locating hole, the mating reaction of third locating hole and locating lever, confirm the position of circuit board, accurately install the circuit board, when first clamp plate moves down, through cushion extrusion spring, make the spring take place deformation, make probe contact circuit board, test the circuit board, and simultaneously, after the test finishes, because deformation has taken place before the spring, so the staff is loosening behind the handle, the first clamp plate of spring can upwards top-moving, make first clamp plate get back to original position, and simultaneously, can adjust the position of first clamp plate through the bolt, be convenient for test the circuit board.

Description

Testing mechanism of circuit board testing jig

Technical Field

The utility model relates to a test fixture technical field specifically is a circuit board test fixture's accredited testing organization.

Background

The test fixture belongs to a category under the fixture, and is specially used for testing and experimenting functions, power calibration, service life, performance and the like of a product. The test fixture is called as a test fixture, electronic elements on a circuit board are connected in series or in parallel by proper circuits to achieve a certain specific effect, if a short circuit or a short circuit occurs, the circuit board cannot be used, therefore, the circuit board needs to be tested before leaving a factory, the circuits on the circuit board are complex, the number of the electronic elements is too large, the test fixture is required to be relied on in the test process of the electronic elements to be matched with a test host to complete the test work of the electronic elements, the existing test fixture is troublesome to operate when testing the circuit board, and the test fixture is inconvenient to test the circuit board, and therefore, the test mechanism of the circuit board test fixture is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board test fixture's accredited testing organization to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board test fixture's accredited testing organization, includes base, support plate and first clamp plate, two gag lever posts of the last symmetrical fixedly connected with of base, the lateral wall cover of gag lever post is equipped with the dog, the bottom fixedly connected with spring of first clamp plate, the one end of gag lever post runs through in proper order the spring with first clamp plate, the lower surface threaded connection of first clamp plate has two bolts, the lower surface mounting of first clamp plate has the probe, the lower surface mounting of first clamp plate has the cushion, the upper surface of support plate is seted up flutedly.

As further preferable in the present technical solution: the base plates are arranged in the grooves, and the number of the base plates is not less than eight.

As further preferable in the present technical solution: six first positioning holes are symmetrically formed in the groove, and a second positioning hole and a third positioning hole are formed in the groove respectively.

As further preferable in the present technical solution: the upper surface mounting of support plate has four cones, install the electric conduction piece in the recess.

As further preferable in the present technical solution: four through holes are symmetrically formed in the upper surface of the support plate, and positioning rods are installed in the grooves.

As further preferable in the present technical solution: the front surface of the first pressing plate is fixedly connected with a second pressing plate, the carrier plate is installed on the upper surface of the base, and the carrier plate is located under the first pressing plate.

Compared with the prior art, the beneficial effects of the utility model are that: during the use, place the circuit board in the recess, through first locating hole, the second locating hole, the mating reaction of third locating hole and locating lever, confirm the position of circuit board, accurately install the circuit board, when first clamp plate moves down, through cushion extrusion spring, make the spring take place deformation, make probe contact circuit board, test the circuit board, and simultaneously, after the test finishes, because deformation has taken place before the spring, so the staff is loosening behind the handle, the first clamp plate of spring can upwards top-moving, make first clamp plate get back to original position, and simultaneously, can adjust the position of first clamp plate through the bolt, be convenient for test the circuit board.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a first pressing plate of the present invention;

fig. 3 is a schematic structural diagram of the middle carrier plate of the present invention.

In the figure: 1. a base; 2. a carrier plate; 201. a through hole; 3. a limiting rod; 4. a spring; 5. a stopper; 6. a first platen; 601. a second platen; 7. a bolt; 8. a probe; 9. cushion blocks; 10. a groove; 11. a cone; 12. an electrically conductive sheet; 13. a base plate; 14. a first positioning hole; 15. a second positioning hole; 16. a third positioning hole; 17. and (5) positioning the rod.

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.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a circuit board test fixture's accredited testing organization, includes base 1, support plate 2 and first clamp plate 6, two gag lever post 3 of the symmetrical fixedly connected with of upper surface of base 1, the lateral wall cover of gag lever post 3 is equipped with dog 5, the bottom fixedly connected with spring 4 of first clamp plate 6, the one end of gag lever post 3 runs through in proper order spring 4 with first clamp plate 6, the lower surface threaded connection of first clamp plate 6 has two bolts 7, the lower surface mounting of first clamp plate 6 has probe 8, the lower surface mounting of first clamp plate 6 has cushion 9, the upper surface of support plate 2 is seted up flutedly 10.

In this embodiment, specifically: the grooves 10 are internally provided with backing plates 13, and the number of the backing plates 13 is not less than eight; through the arrangement, the circuit board can be conveniently tested.

In this embodiment, specifically: six first positioning holes 14 are symmetrically formed in the groove 10, and a second positioning hole 15 and a third positioning hole 16 are formed in the groove 10 respectively; through the arrangement, the circuit board is convenient to mount.

In this embodiment, specifically: the upper surface of the carrier plate 2 is provided with four cones 11, and the grooves 10 are internally provided with electric conducting sheets 12; through the above arrangement, the circuit board can be tested.

In this embodiment, specifically: four through holes 201 are symmetrically formed in the upper surface of the carrier plate 2, and positioning rods 17 are installed in the grooves 10; through the above arrangement, the through hole 201 is used for aligning with the first pressing plate 6, and the positioning rod 17 is used for determining the position of the circuit board.

In this embodiment, specifically: a second pressing plate 601 is fixedly connected to the front surface of the first pressing plate 6, the carrier plate 2 is mounted on the upper surface of the base 1, and the carrier plate 2 is located right below the first pressing plate 6; through the arrangement, the first pressing plate 6 can be accurately aligned with the carrier plate 2 when moving downwards, so that the circuit board can be tested.

Working principle or structural principle, when in use, a circuit board is placed in the groove 10, the position of the circuit board is determined through the matching action of the first positioning hole 14, the second positioning hole 15, the third positioning hole 16 and the positioning rod 17, the circuit board is accurately installed, meanwhile, the handle of the test fixture is pressed downwards, the first pressing plate 6 moves downwards, when the first pressing plate 6 moves downwards, the spring 4 is extruded through the cushion block 9, the spring 4 is deformed, due to the arrangement of the limiting rod 3, the first pressing plate 6 can move downwards in a straight way, the probe 8 is contacted with the circuit board, the circuit board is tested, meanwhile, after the test is finished, due to the deformation before the spring 4, after the handle is loosened by a worker, the spring 4 can push the first pressing plate 6 upwards, the first pressing plate 6 returns to the original position, and meanwhile, the position of the first pressing plate 6 can be adjusted through the bolt 7, the circuit board is convenient to test.

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

1. The utility model provides a circuit board test fixture's accredited testing organization, includes base (1), support plate (2) and first clamp plate (6), its characterized in that: two gag lever posts (3) of upper surface symmetry fixedly connected with of base (1), the lateral wall cover of gag lever post (3) is equipped with dog (5), the bottom fixedly connected with spring (4) of first clamp plate (6), the one end of gag lever post (3) runs through in proper order spring (4) with first clamp plate (6), the lower surface threaded connection of first clamp plate (6) has two bolts (7), the lower surface mounting of first clamp plate (6) has probe (8), the lower surface mounting of first clamp plate (6) has cushion (9), the upper surface of support plate (2) is seted up flutedly (10).

2. The testing mechanism of the circuit board testing fixture of claim 1, wherein: the groove (10) is internally provided with base plates (13), and the number of the base plates (13) is not less than eight.

3. The testing mechanism of the circuit board testing fixture of claim 1, wherein: six first positioning holes (14) are symmetrically formed in the groove (10), and a second positioning hole (15) and a third positioning hole (16) are formed in the groove (10) respectively.

4. The testing mechanism of a circuit board testing tool according to claim 1, characterized in that four cones (11) are installed on the upper surface of the carrier plate (2), and the electrical conduction sheet (12) is installed in the groove (10).

5. The testing mechanism of the circuit board testing fixture of claim 1, wherein: four through holes (201) are symmetrically formed in the upper surface of the support plate (2), and positioning rods (17) are installed in the grooves (10).

6. The testing mechanism of the circuit board testing fixture of claim 1, wherein: the front surface of the first pressing plate (6) is fixedly connected with a second pressing plate (601), the carrier plate (2) is installed on the upper surface of the base (1), and the carrier plate (2) is located under the first pressing plate (6).