CN212044332U

CN212044332U - Multifunctional plane test fixture

Info

Publication number: CN212044332U
Application number: CN202020344086.0U
Authority: CN
Inventors: 张亚兰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-01
Anticipated expiration: 2030-03-18

Abstract

The utility model provides a multi-functional plane test fixture relates to circuit board centre gripping technical field, including the bottom plate, the bottom center department fixedly connected with anchor clamps location core of bottom plate, the bottom plate upper end is close to two positions that correspond the lateral wall and is fixedly connected with front supporting seat and back supporting seat respectively, and the inside rotation of front supporting seat and back supporting seat is connected with the threaded rod, and the surface cover of threaded rod has the piece that compresses tightly. The utility model discloses, fix a position the core through anchor clamps and fix tool monolithic stationary on the operation panel surface, place the product on the layer board, it rotates to drive the threaded rod through rotating the handle, the threaded rod drives and compresses tightly the piece with the help of linear bearing at guiding axle surface slip, will compress tightly a back-and-forth movement according to the material size, reach and compress tightly the fixed purpose on the front supporting seat with the material, guiding axle cooperation linear bearing, it has no walking position and the card is dun to guarantee that the layer board compresses tightly the piece in the motion process, it is thin to have solved circuit board thickness, lead to the circuit board to take place not hard up problem when the centre gripping.

Description

Multifunctional plane test fixture

Technical Field

The utility model relates to a circuit board centre gripping technical field especially relates to a multi-functional plane test fixture.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board may be referred to as a printed wiring board or a printed circuit board.

The thickness of the circuit board is thin, the circuit board needs to be clamped and fixed when the circuit board is tested, the existing fixed circuit board is clamped through the clamp, and the circuit board is easy to loosen when the circuit board is clamped and fixed due to the fact that the thickness of the circuit board is thin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multifunctional plane test fixture.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a multi-functional plane test fixture, includes the bottom plate, the bottom center department fixedly connected with anchor clamps location core of bottom plate, the position that the bottom plate upper end is close to two corresponding lateral walls is support seat and back support seat before fixedly connected with respectively, the inside rotation of preceding support seat and back support seat is connected with the threaded rod, the surface cover of threaded rod has the piece that compresses tightly, the bottom and the bottom plate sliding connection who compress tightly the piece, compress tightly piece and threaded rod threaded connection, the one end fixedly connected with of threaded rod rotates the handle, the surface of threaded rod is equipped with pressure device, pressure device includes the layer board, the inside and the threaded rod sliding connection of layer board, the bottom and the bottom plate sliding connection of layer board.

Preferably, the one end that the bottom plate was kept away from to anchor clamps location core is equipped with the operation panel, and operation panel and anchor clamps location core fixed connection, anchor clamps location core is 360 rotatory spliced poles.

Preferably, the compression device comprises a spring, one end of the spring is fixedly connected with the supporting plate, the other end of the spring is fixedly connected with the front supporting seat, and an element is arranged at the upper end of the supporting plate.

Preferably, fixedly connected with stop device between the two of preceding supporting seat and back supporting seat, stop device includes four guiding axles, the both ends of four guiding axles respectively with preceding supporting seat and back supporting seat fixed connection, the surface of guiding axle with compress tightly a layer board sliding connection.

Preferably, the surface of the guide shaft is slidably connected with a linear bearing, and the surface of the linear bearing is fixedly connected with the pressing piece and the supporting plate respectively.

Preferably, the both ends of threaded rod are equipped with rotating device, rotating device includes first bearing and second bearing, the both ends of threaded rod are overlapped respectively to first bearing and second bearing, first bearing and second bearing rotate with preceding supporting seat, back supporting seat respectively and are connected.

Advantageous effects

In the utility model, the jig is integrally fixed on the surface of the operating platform through the fixture positioning core, the fixture positioning core is cylindrical, the jig can be ensured to freely rotate in 360 degrees on the operating platform, the bottom plate fixes the whole jig, the guide shaft and the threaded rod are fixed by the front supporting seat and the rear supporting seat, the threaded rod rotates inside the front supporting seat and the rear supporting seat by means of the first bearing and the second bearing, a product is placed on the supporting plate, the threaded rod is driven to rotate by rotating the handle, the threaded rod drives the pressing piece to slide on the surface of the guide shaft by means of the linear bearing, the pressing piece is moved back and forth according to the size of the material, the purpose of pressing the material on the front supporting seat to fix is achieved, the element is supported by the supporting plate, the guide shaft is matched with the linear bearing, the supporting plate pressing piece is ensured not to move and block in the moving process, the purpose of smooth, the problem that the circuit board is easy to loosen when being clamped and fixed is caused.

Drawings

Fig. 1 is an exploded schematic view of a multifunctional plane testing fixture according to the present invention;

fig. 2 is a schematic structural view of a multifunctional plane test fixture provided by the present invention;

fig. 3 is the utility model provides a get rid of in multi-functional plane test fixture and rotate handle and preceding supporting seat's schematic structure view.

Illustration of the drawings: 1. a base plate; 2. a clamp positioning core; 3. a rear support base; 4. a front support base; 5. a compression member; 6. a threaded rod; 7. a limiting device; 71. a guide shaft; 72. a linear bearing; 8. a compression device; 81. an element; 82. a support plate; 83. a spring; 9. a rotating device; 91. a first bearing; 92. a second bearing; 10. the handle is rotated.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-3, a multifunctional plane test fixture comprises a bottom plate 1, a fixture positioning core 2 is fixedly connected to the bottom center of the bottom plate 1, the fixture positioning core 2 ensures that the fixture can freely rotate 360 degrees on the equipment main body, an operation table is arranged at one end of the fixture positioning core 2 far away from the bottom plate 1, the operation table is fixedly connected with the fixture positioning core 2, the fixture positioning core 2 is a 360-degree rotating connection column, the upper end of the bottom plate 1 near two corresponding side walls is respectively and fixedly connected with a front support seat 4 and a rear support seat 3, the rear support seat 3 is integrally sleeved with all guide shafts 71 of the fixture and rear fixed ends of a threaded rod 6, a limiting device 7 is fixedly connected between the front support seat 4 and the rear support seat 3, the limiting device 7 comprises four guide shafts 71, two ends of the four guide shafts 71 are respectively and fixedly connected with the front support seat 4 and the rear support seat 3, the surface of the guide shafts 71 is slidably connected with a, the surface sliding connection of guide shaft 71 has linear bearing 72, guide shaft 71 cooperation linear bearing 72, guarantee that layer board 82 compresses tightly piece 5 and does not have to walk the position and block in the motion process, reach smooth motion's purpose, linear bearing 72's surface respectively with compress tightly piece 5 and layer board 82 fixed connection, the inside rotation of preceding supporting seat 4 and back supporting seat 3 is connected with threaded rod 6, through the removal of threaded rod 6, adjust the width of different size materials, the surface cover of threaded rod 6 has compresses tightly piece 5, the bottom and the bottom plate 1 sliding connection that compress tightly piece 5, compress tightly piece 5 and threaded rod 6 threaded connection, the one end fixedly connected with of threaded rod 6 rotates handle 10, the surface of threaded rod 6 is equipped with pressure device 8, pressure device 8 includes layer board 82, the inside and the threaded rod 6 sliding connection of layer board 82, the bottom and the bottom plate 1 sliding connection of layer board 82.

The pressure device 8 comprises a spring 83, one end of the spring 83 is fixedly connected with the supporting plate 82, the other end of the spring 83 is fixedly connected with the front supporting seat 4, and the upper end of the supporting plate 82 is provided with an element 81.

Rotating devices 9 are arranged at two ends of the threaded rod 6, each rotating device 9 comprises a first bearing 91 and a second bearing 92, the first bearings 91 and the second bearings 92 are respectively sleeved at two ends of the threaded rod 6, and the first bearings 91 and the second bearings 92 are respectively in rotating connection with the front supporting seat 3 and the rear supporting seat 4.

The utility model discloses a theory of operation: the jig is integrally fixed on the surface of an operating table through a jig positioning core 2, the jig positioning core 2 is cylindrical, the jig can freely rotate on the operating table by 360 degrees, a bottom plate 1 fixes the whole jig, a guide shaft 71 and a threaded rod 6 are fixed by a front supporting seat 4 and a rear supporting seat 3, the threaded rod 6 rotates inside the front supporting seat 4 and the rear supporting seat 3 by means of a first bearing 91 and a second bearing 92, a product is placed on a supporting plate 82, the threaded rod 6 is driven to rotate by rotating a handle 10, the threaded rod 6 drives a pressing piece 5 to slide on the surface of the guide shaft 71 by means of a linear bearing 72, the pressing piece 5 moves back and forth according to the size of a material, the purpose of pressing the material on the front supporting seat 4 for fixing is achieved, the supporting plate 82 is used for supporting an element 81, the guide shaft 71 is matched with the linear bearing 72, and the pressing piece 5 of the supporting plate 82 is ensured not, the purpose of smooth movement is achieved, and the problem that the circuit board is easy to loosen when being clamped and fixed due to the fact that the circuit board is thin is solved.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional plane test fixture, includes bottom plate (1), its characterized in that: a clamp positioning core (2) is fixedly connected at the center of the bottom plate (1), the upper end of the bottom plate (1) is respectively and fixedly connected with a front supporting seat (4) and a rear supporting seat (3) at the positions close to the two corresponding side walls, the inner parts of the front supporting seat (4) and the rear supporting seat (3) are rotatably connected with a threaded rod (6), the surface of the threaded rod (6) is sleeved with a pressing piece (5), the bottom end of the pressing piece (5) is connected with the bottom plate (1) in a sliding way, the pressing piece (5) is in threaded connection with the threaded rod (6), one end of the threaded rod (6) is fixedly connected with a rotating handle (10), the surface of the threaded rod (6) is provided with a pressed device (8), the pressed device (8) comprises a supporting plate (82), the interior of the supporting plate (82) is connected with the threaded rod (6) in a sliding mode, and the bottom end of the supporting plate (82) is connected with the bottom plate (1) in a sliding mode.

2. The multifunctional plane test fixture of claim 1, wherein: the one end that bottom plate (1) was kept away from in anchor clamps location core (2) is equipped with the operation panel, and operation panel and anchor clamps location core (2) fixed connection, anchor clamps location core (2) are 360 swivelling joint posts.

3. The multifunctional plane test fixture of claim 1, wherein: the compression device (8) comprises a spring (83), one end of the spring (83) is fixedly connected with the supporting plate (82), the other end of the spring (83) is fixedly connected with the front supporting seat (4), and an element (81) is arranged at the upper end of the supporting plate (82).

4. The multifunctional plane test fixture of claim 1, wherein: fixedly connected with stop device (7) between preceding supporting seat (4) and back supporting seat (3) the two, stop device (7) include four guiding axle (71), the both ends of four guiding axle (71) respectively with preceding supporting seat (4) and back supporting seat (3) fixed connection, the surface of guiding axle (71) with compress tightly a (5) layer board (82) sliding connection.

5. The multifunctional plane test fixture of claim 4, wherein: the surface of the guide shaft (71) is connected with a linear bearing (72) in a sliding mode, and the surface of the linear bearing (72) is fixedly connected with the pressing piece (5) and the supporting plate (82) respectively.

6. The multifunctional plane test fixture of claim 1, wherein: the two ends of the threaded rod (6) are provided with rotating devices (9), each rotating device (9) comprises a first bearing (91) and a second bearing (92), the first bearing (91) and the second bearing (92) are respectively sleeved at the two ends of the threaded rod (6), and the first bearing (91) and the second bearing (92) are respectively connected with the front supporting seat (4) and the rear supporting seat (3) in a rotating mode.