CN217901810U

CN217901810U - Clamping structure of line needle test fixture

Info

Publication number: CN217901810U
Application number: CN202220930511.3U
Authority: CN
Inventors: 胡永强; 贾德伟
Original assignee: Shenzhen Kexinyuan Electronic Co ltd
Current assignee: Shenzhen Kexinyuan Electronic Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-11-25
Anticipated expiration: 2032-04-21

Abstract

The utility model belongs to the technical field of the circuit board test, concretely relates to line needle test fixture's clamping structure, the on-line screen storage device comprises a base, the inside symmetry fixedly connected with support frame of base, the circular slot has been seted up to the inside symmetry of support frame, the inner wall symmetry fixedly connected with stopper of circular slot, the surface symmetry sliding connection of base has splint, the fixed surface of splint is connected with the connecting rod, the fixed surface of support frame is connected with electronic jar, contact between the output of electronic jar and the support frame inner wall, the output fixedly connected with mounting panel of electronic jar, the mounting hole has been seted up to the inside symmetry of mounting panel. The utility model discloses a promote the circuit board that awaits measuring and follow splint surface slip to and the base between the contact, under the deformation effect of spring, make splint can carry out the centre gripping to the circuit board spacing, can carry out quick clamping to the circuit board and use.

Description

Clamping structure of line needle test fixture

Technical Field

The utility model relates to a circuit board test technical field specifically is a line needle test fixture's clamping structure.

Background

Along with electronic product gets into in people's daily life, the convenience of people's life has been improved, however the circuit board is very extensive in electronic product such as cell-phone, notebook, PDA use, the circuit board is more complicated because of the processing procedure, and the technology is higher, circuit board circuit appears easily, bad scheduling problem such as function, this just needs to use the survey line to detect to the circuit board, but traditional line needle test fixture for circuit board also has certain defect, does not possess good clamping structure, is difficult to fix the survey line needle, and the circuit board is not convenient for the spacing use of clamping.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a line needle test fixture's clamping structure has solved current line needle test fixture, does not possess good clamping structure, is difficult to carry out the problem of fixing to the detection line needle to solve the circuit board and be not convenient for the spacing problem of clamping.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a clamping structure of line needle test fixture, includes the base, the inside symmetry fixedly connected with support frame of base, the circular slot has been seted up to the inside symmetry of support frame, the inner wall symmetry fixedly connected with stopper of circular slot, the surperficial symmetry sliding connection of base has splint, the fixed surface of splint is connected with the connecting rod, the fixed surface of support frame is connected with electronic jar, contact between the output of electronic jar and the support frame inner wall, the output fixedly connected with mounting panel of electronic jar, the mounting hole has been seted up to the inside symmetry of mounting panel, the first rubber pad of inner wall fixedly connected with of mounting hole, the open slot has been seted up to the inner wall of mounting hole, the sliding connection of open slot has the movable block, the thread groove has been seted up to the inside of movable block, the rotation hole has been seted up to the inner wall of open slot.

Preferably, the surface of the limiting block is symmetrically and fixedly connected with a limiting synapse, the limiting synapse is made of soft rubber, the problem of rigid contact of the limiting block can be solved through the arrangement of the limiting synapse, and the soft rubber has good impact resistance.

Preferably, the connecting rod is provided with limiting grooves in symmetrical arrangement, the limiting grooves are in contact with the limiting blocks, and the connecting rod can be moved for limiting through the sliding contact relation between the limiting grooves and the limiting blocks.

Preferably, the surface of the connecting rod is fixedly connected with a spring, the other end of the spring is fixedly connected with the inner surface of the circular groove, and the stability of the connecting rod can be ensured through the arrangement of the spring.

Preferably, the surface of the moving block is fixedly connected with a second rubber pad, friction grains are arranged on the surface of the second rubber pad at equal intervals, and the compression performance of the moving block can be improved through the arrangement of the second rubber pad.

Preferably, the inner wall of the rotating hole is provided with a threaded rod through a bearing, the threaded rod is in threaded connection with the threaded groove, and the threaded rod can push the moving block to slide when being stressed to rotate through the relationship of threaded connection.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a promote the circuit board that awaits measuring and follow splint surface slip to and the base between the contact, under the deformation effect of spring, make splint can carry out the centre gripping to the circuit board spacing, can carry out quick clamping to the circuit board and use.

2. The utility model discloses a promote the survey line needle and get into the mounting hole to press the threaded rod and rotate, under threaded connection's relation, can promote the movable block and remove to the outside along the open slot inner wall, in order to press from both sides tight fixed to the survey line needle, and the effect of cooperation electronic jar can test the use to the circuit board.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front sectional view of fig. 1 of the present invention;

fig. 3 is an enlarged view of the point a of fig. 2 according to the present invention;

fig. 4 is an enlarged view of the position B of fig. 2 according to the present invention.

In the figure: 1. a base; 2. a support frame; 3. a circular groove; 4. a limiting block; 5. limiting synapses; 6. a splint; 7. a connecting rod; 8. a limiting groove; 9. a spring; 10. an electric cylinder; 11. mounting a plate; 12. mounting holes; 13. a first rubber pad; 14. an open slot; 15. a moving block; 16. a second rubber pad; 17. a thread groove; 18. rotating the hole; 19. a threaded 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 efforts all belong to the protection scope of the present invention.

Please refer to fig. 1-4, a clamping structure of a wire needle testing jig comprises a base 1, a supporting frame 2 is fixedly connected to the inner portion of the base 1 symmetrically, a circular groove 3 is symmetrically formed in the inner portion of the supporting frame 2, a limiting block 4 is fixedly connected to the inner wall of the circular groove 3 symmetrically, a limiting synapse 5 is fixedly connected to the surface of the limiting block 4 symmetrically, the limiting synapse 5 is made of soft rubber, the problem of rigid contact of the limiting block 4 can be solved by the arrangement of the limiting synapse 5, the soft rubber is made of soft rubber and has good impact resistance, a clamping plate 6 is slidably connected to the surface of the base 1 symmetrically, and a connecting rod 7 is fixedly connected to the surface of the clamping plate 6.

Please refer to fig. 1-3, the inner portion of the connecting rod 7 is symmetrically provided with a limiting groove 8, the limiting groove 8 contacts with the limiting block 4, the connecting rod 7 can be moved for limiting through the sliding contact relation between the limiting groove 8 and the limiting block 4, the surface of the connecting rod 7 is fixedly connected with a spring 9, the other end of the spring 9 is fixedly connected with the inner surface of the circular groove 3, and the stability of the connecting rod 7 can be ensured through the arrangement of the spring 9.

Referring to fig. 1, fig. 2 and fig. 4, the electric cylinder 10 is fixedly connected to the surface of the support frame 2, and the model of the electric cylinder 10 is 4RK25GN-C, which belongs to the prior art, the output end of the electric cylinder 10 contacts with the inner wall of the support frame 2, the output end of the electric cylinder 10 is fixedly connected with the mounting plate 11, the mounting holes 12 are symmetrically formed in the mounting plate 11, the inner wall of the mounting hole 12 is fixedly connected with the first rubber pad 13, the inner wall of the mounting hole 12 is provided with the open slot 14, the sliding connection of the open slot 14 is provided with the moving block 15, the surface of the moving block 15 is fixedly connected with the second rubber pad 16, friction grains are equidistantly formed in the surface of the second rubber pad 16, and the compression performance of the moving block 15 can be improved through the arrangement of the second rubber pad 16.

Referring to fig. 1, 2 and 4, a threaded groove 17 is formed in the moving block 15, a rotating hole 18 is formed in the inner wall of the open groove 14, a threaded rod 19 is mounted on the inner wall of the rotating hole 18 through a bearing, the threaded rod 19 is in threaded connection with the threaded groove 17, and the moving block 15 can be pushed to slide when the threaded rod 19 rotates under stress through the threaded connection.

The utility model discloses the concrete implementation process as follows: when the clamping structure of the wire needle testing jig needs to be used, a circuit board to be detected can be pushed to slide along the surface of the clamping plate 6 and contact with the base 1, in the process, the clamping plate 6 is stressed to push the connecting rod 7 to slide towards the inner side of the circular groove 3, the limiting block 4 stably slides along the inner wall of the limiting groove 8 to ensure the moving stability of the connecting rod 7, the spring 9 is stressed and compressed to enable the clamping plate 6 to clamp and limit the circuit board, the circuit board can be rapidly clamped and used, the wire needle can be pushed to enter the mounting hole 12, the threaded rod 19 can be pressed to rotate forwards, the moving block 15 can be pushed to slide outwards along the inner wall of the open groove 14 under the threaded connection relation to compress and fix the wire needle, the clamping stability of the wire needle is improved under the effects of the first rubber pad 13 and the second rubber pad 16, the mounting plate 11 can be pushed to move downwards under the telescopic effect of the electric cylinder 10, and the wire needle can be detected on 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

1. The utility model provides a line needle test fixture's clamping structure, includes base (1), its characterized in that: the utility model discloses a bolt hole, including base (1), circular slot (3), inner wall symmetry fixedly connected with stopper (4) of circular slot (3), the surface symmetry sliding connection of base (1) has splint (6), the surface fixed connection of splint (6) has connecting rod (7), the surface fixed connection of support frame (2) has electronic jar (10), contact between the output of electronic jar (10) and support frame (2) inner wall, the output fixedly connected with mounting panel (11) of electronic jar (10), mounting hole (12) have been seted up to the inside symmetry of mounting panel (11), the first rubber pad (13) of inner wall fixedly connected with of mounting hole (12), open slot (14) have been seted up to the inner wall of mounting hole (12), the sliding connection of open slot (14) has movable block (15), thread groove (17) have been seted up to the inside of movable block (15), rotation hole (18) have been seted up to the inner wall of open slot (14), threaded rod (19) and threaded connection between threaded rod (17) are installed through the bearing to the inner wall of rotation hole (18).

2. The clamping structure of line needle test fixture of claim 1, characterized in that: the surface of the limiting block (4) is symmetrically and fixedly connected with limiting synapses (5), and the limiting synapses (5) are made of soft rubber.

3. The clamping structure of line needle test fixture of claim 1, characterized in that: limiting grooves (8) are symmetrically formed in the connecting rod (7), and the limiting grooves (8) are in contact with the limiting blocks (4).

4. The clamping structure of line needle test fixture of claim 1, characterized in that: the surface of the connecting rod (7) is fixedly connected with a spring (9), and the other end of the spring (9) is fixedly connected with the inner surface of the circular groove (3).

5. The clamping structure of line needle test fixture of claim 1, characterized in that: the surface of the moving block (15) is fixedly connected with a second rubber pad (16), and friction grains are arranged on the surface of the second rubber pad (16) at equal intervals.