CN221048249U

CN221048249U - Test fixture

Info

Publication number: CN221048249U
Application number: CN202322624265.6U
Authority: CN
Inventors: 杨官锁
Original assignee: Shaanxi Military Industry Group Shengli Machinery Manufacturing Co ltd
Current assignee: Shaanxi Military Industry Group Shengli Machinery Manufacturing Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-31
Anticipated expiration: 2033-09-27

Abstract

The utility model relates to the technical field of test tools, in particular to a test tool which comprises a bottom plate, wherein a test clamping structure is arranged on the bottom plate, the test clamping structure comprises a first shell, the lower surface of the first shell is fixedly connected with the upper surface of the bottom plate, the inner wall of the first shell is fixedly connected with an electric telescopic rod, the surfaces of two clamping plates are respectively fixedly connected with two ends of a spring, the two clamping plates respectively penetrate through the first shell and are in sliding connection with a slideway machined on the first shell, a workpiece to be detected is placed on the first shell through the matching of the test clamping structure and the bottom plate, the electric telescopic rod is started to shrink to drive a triangular plate to move downwards, the clamping plates on the two sides are driven to swing relatively in the first shell and swing relatively on the slideway machined on the first shell, the workpiece is clamped and fixed through the two clamping plates, the equipment can fix workpieces of different types, and the working limitation of the equipment is reduced.

Description

Test fixture

Technical Field

The utility model relates to the technical field of test tools, in particular to a test tool.

Background

With the development of scientific technology, the economic level of the test tool is greatly improved, the demand of people for various products is also rapidly increased, and as a base material of a plurality of products, the demand of workpieces is also increased.

For example, the name of the authorized bulletin number CN201852892U is a single board test fixture, and the line interface is further arranged on the test fixture body. However, when the single board test fixture is used for testing and fixing the workpieces, the workpieces are directly clamped in the interface cavity to be fixed, the size of each workpiece is different, the size of the interface cavity is fixed, the equipment cannot fix the workpieces of different types, the equipment has high work limitation, meanwhile, the single board test fixture does not directly test the workpieces, other equipment is required to test the workpieces, and the equipment work is imperfect.

Disclosure of utility model

The utility model aims to solve the problems that existing equipment cannot fix workpieces of different types, the working limitation of the equipment is high, other equipment is required to test the workpieces, and the equipment works incompletely.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a test fixture, includes the bottom plate, be equipped with test clamping structure on the bottom plate, test clamping structure includes first shell, first shell lower surface and bottom plate upper surface fixed connection, first shell inner wall fixedly connected with electric telescopic handle, electric telescopic handle upper end fixedly connected with set square, set square surface both sides respectively with two splint swing joint, two splint all pass through round pin axle and first shell inner wall swing joint, two splint surface respectively with the both ends fixed connection of spring, two sliding connection on the slide that the splint runs through on first shell and the first shell respectively.

Preferably, the upper surface of the bottom plate is fixedly connected with a supporting frame.

Preferably, the support frame is provided with a test adjusting structure, the test adjusting structure comprises a second shell, the second shell upper surface is in sliding connection with a slide way machined on the inner wall of the support frame, the inner wall of the second shell is fixedly connected with a motor through a support, an output shaft of the motor is fixedly connected with a gear through a speed reducer, the gear is in meshed connection with a rack, two sides of the rack are respectively fixedly connected with a limiting rod, the limiting rods are in sliding connection with the slide way machined on the inner wall of the second shell, the lower surface of the rack is fixedly connected with a flat plate, a slide way machined in the flat plate is in sliding connection with a cylinder machined on a vertical rod, the vertical rod penetrates through a limiting plate and the second shell to be sleeved with the limiting plate and the second shell, and two ends of the limiting plate are respectively fixedly connected with the inner wall of the second shell.

Preferably, the inner wall of the support frame is fixedly connected with a hydraulic cylinder, and one end of the hydraulic cylinder is fixedly connected with the second housing.

Preferably, the lower end of the vertical rod is fixedly connected with a square plate, and the lower surface of the square plate is fixedly connected with a test module.

The test fixture provided by the utility model has the beneficial effects that: through the cooperation of the test clamping structure and the bottom plate, the workpiece to be detected is placed on the first shell, the electric telescopic rod is started to shrink to drive the triangular plate to move downwards, the clamping plates on two sides are driven to swing relatively in the first shell and swing relatively on the slideway processed on the first shell, the workpiece is clamped and fixed through the two clamping plates, the equipment can fix the workpieces of different types, and the working limitation of the equipment is reduced;

Through the cooperation of test regulation structure and test module, the motor starts to drive the gear and rotates, drives the rack and moves about, drives two gag levers simultaneously and slides about in the slide of second shell internal processing, drives dull and stereotyped horizontal movement simultaneously, drives the montant through the spout of dull and stereotyped internal processing and reciprocates in limiting plate and second shell, drives the square board and reciprocates, drives test module and reciprocates simultaneously and test the work to the work piece, does not need other equipment to test the work piece again, has improved equipment work perfection.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1;

FIG. 3 is a front cross-sectional view of the test clamp structure of FIG. 1;

fig. 4 is a front cross-sectional view of the test adjustment structure of fig. 1.

In the figure: 1. bottom plate, 2, support frame, 3, test clamping structure, 301, first shell, 302, spring, 303, splint, 304, set square, 305, electric telescopic handle, 4, pneumatic cylinder, 5, test adjustment structure, 501, second shell, 502, gag lever post, 503, motor, 504, gear, 505, rack, 506, dull and stereotyped, 507, montant, 508, limiting plate, 6, square board, 7, test module.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

Referring to fig. 1-4:

In this embodiment, a test fixture, including bottom plate 1, be equipped with test clamp structure 3 on the bottom plate 1, test clamp structure 3 includes first shell 301, first shell 301 lower surface and bottom plate 1 upper surface fixed connection, fix the position of first shell 301, first shell 301 inner wall fixedly connected with electric telescopic handle 305, fix the position of electric telescopic handle 305, electric telescopic handle 305 can according to actual demand, satisfy the work needs, electric telescopic handle 305 upper end fixedly connected with set-square 304, electric telescopic handle 305 starts can drive set-square 304 reciprocates, set-square 304 surface both sides respectively with two splint 303 swing joint, two splint 303 all swing in first shell 301 through the round pin axle with first shell 301 inner wall swing joint, set-square 304 reciprocates can drive two splint 303 in first shell 301, two splint 303 surface respectively with the both ends fixed connection of spring 302, the position of two splint 303 can be spacing to the spring 302, the elasticity of spring 302 can according to actual demand, it can to satisfy work needs, two slide on the upper slide that runs through first shell 301 and first shell 301 respectively, slide on two support frame 2 is fixed on the support frame 2 is fixed to the fixed on the upper surface of first shell 301.

Referring to fig. 1-2 and 4:

The support frame 2 is provided with a test adjusting structure 5, the test adjusting structure 5 comprises a second shell 501, the upper surface of the second shell 501 is in sliding connection with a slide way processed by the inner wall of the support frame 2, the second shell 501 can slide left and right on the slide way processed by the inner wall of the support frame 2, the inner wall of the second shell 501 is fixedly connected with a motor 503 through a bracket, the position of the motor 503 is fixed, the motor 503 meets the working requirement according to the actual requirement, an output shaft of the motor 503 is fixedly connected with a gear 504 through a reducer, the motor 503 starts to drive the gear 504 to rotate, the gear 504 is meshed with a rack 505, the rotation of the gear 504 can drive the rack 505 to move left and right, the two sides of the rack 505 are respectively fixedly connected with a limiting rod 502, the limiting rod 502 is in sliding connection with the slide way processed by the inner wall of the second shell 501, the left and right movement of the rack 505 can drive the limiting rods 502 on two sides to slide left and right on the slide way processed by the second shell 501, the lower surface of the rack 505 is fixedly connected with a flat plate 506, the rack 505 moves left and right to drive the flat plate 506 to move left and right, a chute machined in the flat plate 506 is in sliding connection with a cylinder machined in the vertical rod 507, the cylinder machined in the vertical rod 507 can slide in the chute machined in the flat plate 506, the vertical rod 507 penetrates through a limiting plate 508 and a second housing 501 to be sleeved with the limiting plate 508 and the second housing 501, the vertical rod 507 can move up and down in the limiting plate 508 and the second housing 501, two ends of the limiting plate 508 are respectively fixedly connected with the inner wall of the second housing 501 to fix the position of the limiting plate 508, the inner wall of the support frame 2 is fixedly connected with a hydraulic cylinder 4 to fix the position of the hydraulic cylinder 4, the hydraulic cylinder 4 is fixedly connected with the second housing 501 at one end of the hydraulic cylinder 4 according to actual requirements, the lower end of the vertical rod 507 is fixedly connected with a square plate 6 to fix the position of the square plate 6, the lower surface of the square plate 6 is fixedly connected with a test module 7, and the test module 7 can meet the working requirements according to the actual working requirements.

Working principle:

When the test fixture is used, a workpiece to be detected is placed on the first shell 301, then an external power supply of the electric telescopic rod 305 is connected, the electric telescopic rod 305 starts to shrink to drive the triangular plate 304 to move downwards, the clamping plates 303 on two sides are driven to swing relatively in the first shell 301 and swing relatively on a slideway machined on the first shell 301, the workpiece is clamped and fixed through the two clamping plates 303, then the external power supply of the hydraulic cylinder 4 is connected, the hydraulic cylinder 4 starts to drive the second shell 501 to slide left and right on the slideway machined in the support frame 2, meanwhile, the test module 7 is driven to move left and right to adjust the test position, then the external power supply of the motor 503 is connected, the motor 503 starts to drive the gear 504 to rotate, the rack 505 is driven to move left and right, meanwhile, the two limiting rods 502 are driven to slide left and right in the slideway machined in the second shell 501, the flat plate 506 is driven to move left and right through the chute machined in the flat plate 506, the square plate 6 is driven to move up and down, and the test module 7 is driven to move up and down to test the workpiece according to the actual test requirement, and the test fixture is selected to test the workpiece.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a test fixture, includes bottom plate (1), its characterized in that: be equipped with test clamping structure (3) on bottom plate (1), test clamping structure (3) include first shell (301), first shell (301) lower surface and bottom plate (1) upper surface fixed connection, first shell (301) inner wall fixedly connected with electric telescopic handle (305), electric telescopic handle (305) upper end fixedly connected with set square (304), set square (304) surface both sides respectively with two splint (303) swing joint, two splint (303) are all through round pin axle and first shell (301) inner wall swing joint, two splint (303) surface respectively with spring (302) both ends fixed connection, two on slide sliding connection on the slide of processing on splint (303) run through first shell (301) and first shell (301) respectively.

2. The test fixture of claim 1, wherein: the upper surface of the bottom plate (1) is fixedly connected with a supporting frame (2).

3. A test fixture as claimed in claim 2, wherein: be equipped with test adjustment structure (5) on support frame (2), test adjustment structure (5) include second shell (501), slide sliding connection of second shell (501) upper surface and support frame (2) inner wall processing, second shell (501) inner wall passes through support fixedly connected with motor (503), motor (503) output shaft passes through reduction gear and gear (504) fixed connection, gear (504) and rack (505) meshing are connected, rack (505) both sides fixedly connected with gag lever post (502) respectively, slide sliding connection of gag lever post (502) and second shell (501) inner wall processing, rack (505) lower surface fixedly connected with flat board (506), the spout of dull and stereotyped (506) inner wall processing and the cylinder sliding connection of processing on montant (507), montant (507) run through limiting plate (508) and second shell (501) and limiting plate (508) and second shell (501) cup joint mutually, limiting plate (508) both ends respectively with second shell (501) inner wall fixed connection.

4. A test fixture as claimed in claim 2, wherein: the inner wall of the supporting frame (2) is fixedly connected with a hydraulic cylinder (4), and one end of the hydraulic cylinder (4) is fixedly connected with the second housing (501).

5. A test fixture as claimed in claim 3, wherein: the lower end of the vertical rod (507) is fixedly connected with a square plate (6), and the lower surface of the square plate (6) is fixedly connected with a test module (7).