CN218895762U

CN218895762U - Measurement clamp and measurement device

Info

Publication number: CN218895762U
Application number: CN202123128868.4U
Authority: CN
Inventors: 黄明江; 蒋军伟; 李鹏博; 刘博文; 张文强
Original assignee: Xuchang University
Current assignee: Xuchang University
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2023-04-21
Anticipated expiration: 2031-12-14

Abstract

The utility model provides a measuring clamp and a measuring device, wherein a groove is formed in the middle of a rectangular base, a hollow column is placed at the bottom of the groove, a spring is placed in the hollow column, the top of the spring is connected with a lifting rod, the top of the lifting rod is fixedly connected with a placing plate, two sides of the upper end of the lifting rod are respectively provided with a rotating shaft, the rotating shafts are fixedly connected with a linkage rod, one end of the linkage rod is movably connected with a movable plate, one side of the movable plate is fixedly connected with an arc-shaped clamping block, the opposite side of the movable plate is fixedly connected with a telescopic device, and the outer side of the movable plate is slidably connected with a slideway. The utility model has simple and convenient operation, is a new technical scheme and is convenient to popularize and use.

Description

Measurement clamp and measurement device

Technical Field

The utility model relates to the technical field of measuring clamps, in particular to a measuring clamp and a measuring device.

Background

The mechanical device includes various components, and the various components are different in shape and size. The length, width, bending radian and other parameters of the parts need to be measured in the production process or after production, and in order to measure various parts, the parts need to be fixed by adopting a clamp. Because the sizes of the parts are different, different parts are required to be fixed by different clamps, and one type of clamp cannot fix various parts. In addition, at present, when the object is measured, the sphere is generally held manually, so that the object is stationary, and then the measurement is carried out, thus the operation is complex and the efficiency is low.

In view of the above, there is a particular need for a measuring clamp that addresses the above-mentioned problems.

Disclosure of Invention

In order to solve the above problems, an object of the present utility model is to provide a measuring jig and a measuring device. To solve the problems set forth in the background art.

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

The measuring clamp comprises a rectangular base, wherein a groove is formed in the middle of the rectangular base, a hollow column is fixed at the bottom of the groove, a spring is placed in the hollow column, the top of the spring is connected with a lifting rod, the top end of the lifting rod penetrates through the hollow column and is fixedly connected with a placing plate, linkage rods are respectively arranged on two sides of the middle of the lifting rod in a rotating mode, moving plates are respectively connected to the end parts of the two linkage rods in a rotating mode, and arc-shaped clamping blocks are respectively and fixedly connected to one sides, opposite to the moving plates, of the two linkage rods;

the hydraulic cylinders penetrate through the upper portions of two sides of the rectangular base, fixing blocks are fixed outside the two sides of the rectangular base, the bottoms of the hydraulic cylinders are fixedly connected with the fixing blocks, and moving plates are fixedly connected to the end portions of piston rods of the hydraulic cylinders.

A sliding groove is arranged above two sides of the rectangular base, and the outer side of the moving plate is connected with the sliding groove in a sliding manner.

The arc clamp splice includes first arc clamp splice and second arc clamp splice, and both sides fixedly connected with lug about the arc clamp splice, lug pass through second bolt and nut spiro union.

Preferably, the arc-shaped clamping blocks are wrapped with rubber pads.

The hydraulic cylinder is fixedly connected with the rectangular base through a first bolt.

Preferably, the middle part of the groove is provided with a limiting plate, two sides of the limiting plate are fixedly connected with the ledge, and the middle part of the limiting plate is provided with a limiting hole.

Preferably, the middle part of the lifting rod is provided with a clamp spring, a clamp spring hole is formed in the limiting hole, and the clamp spring is matched with the clamp spring hole.

A measurement device comprising the measurement fixture.

The beneficial effects of the utility model are as follows:

the utility model discloses a measuring clamp and a measuring device, which comprise a rectangular base, wherein a groove is formed in the middle of the base, lifting rods used for stretching are arranged at the bottoms of the grooves, stretching mechanisms are symmetrically arranged on the groove walls of the grooves, each stretching mechanism comprises a hydraulic cylinder fixed in the groove walls, a piston rod connected with each hydraulic cylinder extends into the corresponding groove, a moving plate is arranged at the end of each piston rod, and one side of each moving plate is connected with an arc-shaped clamping block. In the using process, firstly, an object is placed on the placing plate, so that the lifting rod descends, when the lifting rod descends, the rotating shafts on the two sides pull the linkage rods to be matched with the telescopic devices so that the moving plates on the two sides move inwards, and when the object is finally clamped, the clamp springs in the middle of the lifting rod are matched and fixed with the clamp spring holes of the limiting holes, and the bolts on the two sides of the arc-shaped clamping blocks are screwed with lugs on the two sides to be fixed. The fixing device is simple and convenient to operate, remarkable in fixing effect and suitable for various industrial parts.

Drawings

FIG. 1 is an overall block diagram of a measuring clamp according to an embodiment of the present utility model;

fig. 2 is a block diagram of a lug arrangement of a measuring clamp according to an embodiment of the utility model.

In the figure: 1. a rectangular base; 2. a fixed block; 3. a first bolt; 4. a hydraulic cylinder; 5. a piston rod; 6. a chute; 7. a moving plate; 8. a first arcuate clamping block; 9. a rubber pad; 10. a second arc-shaped clamping block; 11. a rotating shaft; 12. a linkage rod; 13. placing a plate; 14. a hollow column; 15. a spring; 16. a lifting rod; 17. a groove; 18. a limiting plate; 19. clamping springs; 20. a clamp spring hole; 21. a second bolt; 22. a lug; 23. and (5) a screw cap.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Examples

1-2, including rectangle base 1, the recess 17 has been seted up at rectangle base 1 middle part, recess 17 bottom is fixed with hollow post 14, hollow post 14 inside has placed spring 15, the top of spring 15 is connected with lifter 16, the top of lifter 16 passes hollow post 14, and fixedly connected with places board 13, both sides at lifter 16 middle part all rotate and are equipped with gangbar 12, the tip of two gangbars 12 all rotates and is connected with movable plate 7, the equal fixedly connected with arc clamp splice in one side that two movable plates 7 are relative, the arc clamp splice includes first arc clamp splice 8 and second arc clamp splice 10, both sides fixedly connected with lug 22 about the arc clamp splice, lug 22 passes through second bolt 21 and nut 23 spiro union. The measuring object can be moved into position by means of the lifting rod 16;

the pneumatic cylinder 4 has all been run through to rectangle base 1 both sides top, and rectangle base 1 both sides outside all is fixed with fixed block 2, pneumatic cylinder 4 bottom and fixed block 2 fixed connection, and the tip fixedly connected with movable plate 7 of the piston rod 5 of pneumatic cylinder 4 can make movable plate 7 control the removal according to measuring object size through piston rod 5.

The upper sides of the two sides of the rectangular base 1 are provided with sliding grooves 6, and the outer sides of the moving plates 7 are connected with the sliding grooves 6 in a sliding manner.

The rubber pad 9 wraps the outer surface of the arc-shaped clamping block, so that the damage to the object is reduced while the measured object is clamped and fixed.

The hydraulic cylinder 4 is fixedly connected with the rectangular base 1 through the first bolt 3, and the position of the hydraulic cylinder 4 can be fixed.

The middle part of the groove 17 is provided with a limiting plate 18, two sides of the limiting plate 18 are fixedly connected with the ledge, and the middle part of the limiting plate 18 is provided with a limiting hole.

The middle part of the lifting rod 16 is provided with a clamp spring 19, the inside of the limiting hole is provided with a clamp spring hole 20, the clamp spring 19 is matched with the clamp spring hole 20, and after a measured object is fixed, the lifting rod 16 is also fixed.

In this embodiment, in the use process of the utility model, firstly, an object is placed on the placement plate 13, so that the lifting rod 16 descends, when the lifting rod 16 descends, the rotating shafts 11 on two sides pull the linkage rod 12 to cooperate with the piston rods 5 to enable the moving plates 7 on two sides to move inwards through the sliding grooves 6, the first arc-shaped clamping block 8 and the second arc-shaped clamping block 10 cooperate to clamp the object, the clamping springs 19 in the middle of the lifting rod 16 cooperate with the clamping spring holes 20 of the limiting holes to be fixed, and finally, the second bolts 18 are screwed with the lugs 22 on two sides to fix the object.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a measurement fixture, its characterized in that includes rectangle base (1), recess (17) have been seted up at rectangle base (1) middle part, recess (17) bottom is fixed with hollow post (14), spring (15) have been placed to hollow post (14) inside, the top of spring (15) is connected with lifter (16), the top of lifter (16) passes hollow post (14) to fixedly connected with places board (13), both sides at lifter (16) middle part are all rotated and are equipped with gangbar (12), two the tip of gangbar (12) is all rotated and is connected with movable plate (7), two the equal fixedly connected with arc clamp splice in one side that movable plate (7) are relative;

the hydraulic cylinder (4) is penetrated above two sides of the rectangular base (1), the fixed blocks (2) are fixed outside two sides of the rectangular base (1), the bottom of the hydraulic cylinder (4) is fixedly connected with the fixed blocks (2), and the end part of a piston rod (5) of the hydraulic cylinder (4) is fixedly connected with a movable plate (7).

2. The measuring clamp according to claim 1, wherein a chute (6) is arranged above two sides of the rectangular base (1), and the outside of the moving plate (7) is slidably connected with the chute (6).

3. A measuring clamp according to claim 1, characterized in that the arc-shaped clamping blocks comprise a first arc-shaped clamping block (8) and a second arc-shaped clamping block (10), lugs (22) are fixedly connected to the upper side and the lower side of the arc-shaped clamping block, and the lugs (22) are in threaded connection with nuts (23) through second bolts (21).

4. A measuring clamp according to claim 3, characterized in that the arc-shaped clamping blocks are covered with rubber pads (9).

5. A measuring clamp according to claim 1, characterized in that the hydraulic cylinder (4) is fixedly connected to the rectangular base (1) by means of a first bolt (3).

6. The measuring clamp according to claim 1, wherein a limiting plate (18) is arranged in the middle of the groove (17), two sides of the limiting plate (18) are fixedly connected with the ledge, and a limiting hole is formed in the middle of the limiting plate (18).

7. The measuring clamp according to claim 6, wherein a clamp spring (19) is arranged in the middle of the lifting rod (16), a clamp spring hole (20) is formed in the limiting hole, and the clamp spring (19) is matched with the clamp spring hole (20).

8. A measuring device comprising a measuring jig according to any one of claims 1 to 7.