CN219064400U

CN219064400U - Concentricity measuring device

Info

Publication number: CN219064400U
Application number: CN202320042351.3U
Authority: CN
Inventors: 倪志宏; 吴建群; 陆晓峰
Original assignee: Zhejiang Cosmos Automatic Control Valve Co ltd
Current assignee: Zhejiang Cosmos Automatic Control Valve Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-23
Anticipated expiration: 2033-01-09

Abstract

The utility model discloses a concentricity measuring device, which relates to the technical field of measuring equipment and comprises a pinch roller plate, wherein one end of the pinch roller plate is provided with a driving motor, the other end of the pinch roller plate is provided with a rotary working shaft, both sides of the rotary working shaft are provided with brackets, the outer wall of each bracket is provided with a first lantern ring, one end of each first lantern ring is fixedly connected with a fixed rod, one end of each fixed rod is movably provided with a box body, the top of each box body is provided with a limiting block, the inner wall of each limiting block is provided with a lifting and shrinking rod, the top of each lifting and shrinking rod is provided with a first lever meter, one end of each bracket is provided with a second lantern ring, each second lantern ring is provided with a sliding rod, and each sliding rod is provided with a second lever meter. The utility model solves the problem that the outer diameter and the inner diameter of the workpiece can not be measured simultaneously, solves the problem that the positions of the lever meter can not be adjusted rapidly for cylindrical workpieces with different sizes by arranging the sliding rod and the lifting rod, and improves the accuracy of workpiece measurement.

Description

Concentricity measuring device

Technical Field

The utility model relates to the technical field of measuring equipment, in particular to a concentricity measuring device.

Background

The concentricity measurement is also called concentricity measurement and is used for finding concentricity of two shafts of various rotating equipment such as a centrifugal pump, a compressor, a fan, a generator and the like, and is suitable for measuring parts with coaxiality requirements such as a step shaft, a shaft sleeve and the like.

The concentricity error reflects the concentricity of the circle centers on the cross section, namely the concentricity, namely the deviation degree of the circle centers, and is an important technical index for evaluating the cylindrical object, and the concentricity error directly influences the assembly and the use of the workpiece.

However, the existing concentricity measuring device for cylindrical workpieces cannot measure the outer diameter and the inner diameter of the workpieces at the same time, and cannot quickly adjust the position of the lever meter for cylindrical workpieces with different sizes.

Disclosure of Invention

Accordingly, an object of the present utility model is to provide a concentricity measuring device, so as to solve the above-mentioned technical problems of the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concentricity measuring device, includes the pinch roller board, the one end of pinch roller board is equipped with driving motor, and the other end of pinch roller board is equipped with rotatory working shaft, the both sides of rotatory working shaft are equipped with the support, and are equipped with first lantern ring on the outer wall of support, the one end and the dead lever fixed connection of first lantern ring, and the one end movable mounting of dead lever has the box body, the top of box body is equipped with the stopper, and the inner wall of stopper installs the pole that contracts that rises, the top of pole that contracts is equipped with first lever table, be equipped with the second lantern ring on the one end of support, and be equipped with the slide bar on the second lantern ring, and be equipped with the second lever table on the slide bar.

Through adopting above-mentioned technical scheme, solved the problem that can not measure external diameter and internal diameter of work piece simultaneously, first lever table is located on the perpendicular line of rotatory working shaft, and the second lever table is located on the horizontal plane of rotatory working shaft, through the setting of slide bar and liter pole, has solved the problem that can not the quick adjustment lever table to the cylindrical work piece of equidimension, has also improved work piece measuring precision.

The utility model is further arranged that the other end of the bracket 4 is provided with a supporting plate 5, and the supporting plate 5 enables the bracket 4 and the base 18 to be in a suspended state.

Through adopting above-mentioned technical scheme, remove the second lantern ring 13 on the support 4 for second lever table 16 reaches the outer wall of work piece, through adjusting the height of slide bar 15 after the meal, makes the position of second lever table 16 suitable for first lantern ring 6 and second lantern ring 13 can freely slide at the outer wall of support 4

The utility model is further arranged that the lower end of the first lever meter 11 is provided with a first fixed block 12, and the first fixed block 12 is in a half-arc shape.

Through adopting above-mentioned technical scheme, remove the position of first lantern ring 6 and make first lever table 11 be located the inner wall of work piece, then adjust the height of first lever table 11 through lift pole 10 for the position of first lever table 11 is more suitable for measuring the work piece inner wall, and first fixed block 12 is half arcuation in order to consolidate for first lever table 11, makes the data of measurement more accurate avoid taking place the skew

The utility model is further arranged that two groups of second fixing blocks 17 are arranged at the lower end of the second lever meter 16, and the second fixing blocks 17 are in a half-arc shape.

Through adopting above-mentioned technical scheme, remove the second lantern ring 13 on the support 4 for the outer wall of work piece is reached to second lever table 16, through the height of adjusting slide bar 15 after the meal, makes the position of second lever table 16 suitable for, and second fixed block 17 is half arcuation in order to consolidate for second lever table 16, improves measuring data accuracy.

The utility model is further arranged that the inner wall of the second lantern ring 13 is provided with a groove 14, and the sliding rod 15 can slide up and down in the groove 14.

By adopting the technical scheme, after the second lever meter 16 reaches the outer wall of the workpiece, the height of the sliding rod 15 in the groove 14 is adjusted, so that the position of the second lever meter 16 is suitable, and the equipment can be suitable for the workpiece requirements of different sizes.

The utility model is further provided that the length of the telescopic rod 10 can be adjusted up and down, the telescopic rod is limited by the limiting block 9, and the box body 8 and the bottom of the bracket 4 keep the same height.

Through adopting above-mentioned technical scheme, the height of first lever table 11 is adjusted to the pole 10 that contracts, and the length is adjusted from top to bottom to the pole 10 that contracts, then spacing through stopper 9 for first lever table 11 is difficult for taking place to change, has ensured first lever table 11's stability, thereby has improved the precision of equipment.

In summary, the utility model has the following advantages:

according to the utility model, through the arrangement of the positions of the first lever meter and the second lever meter, the problem that the outer diameter and the inner diameter of a workpiece cannot be measured simultaneously is solved, the first lever meter is positioned on the vertical line of the rotary working shaft, the second lever meter is positioned on the horizontal plane of the rotary working shaft, and through the arrangement of the sliding rod and the lifting rod, the problem that the positions of the lever meters cannot be quickly adjusted for cylindrical workpieces with different sizes is solved, and the precision of workpiece measurement is also improved.

Drawings

FIG. 1 is a right side perspective view of the present utility model;

FIG. 2 is a left side perspective view of the present utility model;

fig. 3 is an enlarged view of the utility model at a.

In the figure: 1. a driving motor; 2. a pressure wheel plate; 3. rotating the working shaft; 4. a bracket; 5. a support plate; 6. a first collar; 7. a fixed rod; 8. a case body; 9. a limiting block; 10. a lifting rod; 11. a first lever table; 12. a first fixed block; 13. a second collar; 14. a groove; 15. a slide bar; 16. a second lever table; 17. a second fixed block; 18. and (5) a base.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a concentricity measuring device, as shown in fig. 1-3, including pinch roller board 2, the one end of pinch roller board 2 is equipped with driving motor 1, and the other end of pinch roller board 2 is equipped with rotatory working shaft 3, the both sides of rotatory working shaft 3 are equipped with support 4, and be equipped with first lantern ring 6 on the outer wall of support 4, the one end and the dead lever 7 fixed connection of first lantern ring 6, and the one end movable mounting of dead lever 7 has box 8, the top of box 8 is equipped with stopper 9, and the inner wall of stopper 9 is installed and is contracted pole 10, the top of contracting pole 10 is equipped with first lever table 11, be equipped with second lantern ring 13 on the one end of support 4, and be equipped with slide bar 15 on the second lantern ring 13, and be equipped with second lever table 16 on the slide bar 15, the problem that can not measure external diameter and internal diameter of work piece simultaneously has been solved, first lever table 11 is located the perpendicular line of rotatory working shaft 3, second lever table 16 is located the horizontal plane of rotatory working shaft 3, through slide bar 15 and contracting pole 10's setting up, the position adjustment to the cylindrical work piece of different sizes can not be fast, the precision measurement of work piece has also been improved.

Referring to fig. 1, in the above embodiment, the other end of the support 4 is provided with the support plate 5, and the support plate 5 makes the support 4 and the base 18 in a suspended state, and moves the second collar 13 on the support 4 to make the second lever table 16 reach the outer wall of the workpiece, and after meals, the position of the second lever table 16 is adapted by adjusting the height of the slide rod 15, so that the first collar 6 and the second collar 13 can slide freely on the outer wall of the support 4.

Referring to fig. 1-2, in the above embodiment, the lower end of the first lever table 11 is provided with the first fixing block 12, and the first fixing block 12 is in a half-arc shape, the position of the first collar 6 is moved to enable the first lever table 11 to be located on the inner wall of the workpiece, and then the height of the first lever table 11 is adjusted through the lifting rod 10, so that the position of the first lever table 11 is more suitable for measuring the inner wall of the workpiece, and the first fixing block 12 is in a half-arc shape for reinforcing the first lever table 11, so that the measured data is more accurate and avoids deviation.

Referring to fig. 2-3, in the above embodiment, two sets of second fixing blocks 17 are disposed at the lower end of the second lever table 16, and the second fixing blocks 17 are in a half-arc shape, and the second collar 13 on the support 4 is moved to make the second lever table 16 reach the outer wall of the workpiece, and the height of the sliding rod 15 is adjusted after meals to make the position of the second lever table 16 suitable, and the second fixing blocks 17 are in a half-arc shape to reinforce the second lever table 16, so as to improve the accuracy of measured data.

Referring to fig. 1-2, in the above embodiment, the inner wall of the second collar 13 is provided with a groove 14, and the sliding rod 15 can slide up and down in the groove 14, and after the second lever gauge 16 reaches the outer wall of the workpiece, the height of the sliding rod 15 in the groove 14 is adjusted, so that the position of the second lever gauge 16 is suitable, and the device can be suitable for the workpiece requirements of different sizes.

Referring to fig. 1-2, in the above embodiment, the length of the telescopic rod 10 can be adjusted up and down, the telescopic rod 10 is limited by the limiting block 9, and the box 8 and the bottom of the bracket 4 keep the same height, the telescopic rod 10 adjusts the height of the first lever meter 11, and the telescopic rod 10 can adjust the length up and down, and then is limited by the limiting block 9, so that the first lever meter 11 is not easy to change, the stability of the first lever meter 11 is ensured, and the precision of the device is improved.

The working principle of the utility model is as follows: when the workpiece is required to be measured, the workpiece is firstly placed on the top of the rotary working shaft 3, then the driving motor 1 is turned on, the workpiece is not easy to displace and the position is fixed by pressing down the pressing wheel on the pressing wheel plate 2, then the second lantern ring 13 on the support 4 is moved, the second lever meter 16 reaches the outer wall of the workpiece, then the position of the second lever meter 16 is suitable by adjusting the height of the sliding rod 15, then the position of the first lantern ring 6 is moved, the first lever meter 11 is positioned on the inner wall of the workpiece, then the height of the first lever meter 11 is adjusted by the lifting rod 10, the position of the first lever meter 11 is more suitable for measuring the inner wall of the workpiece, and after the measurement is finished, the first lantern ring 6 and the second lantern ring 13 return to the original positions by the driving motor 1, so that the workpiece measurement is finished.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. Concentricity measuring device, including pinch roller plate (2), its characterized in that: the one end of pinch roller board (2) is equipped with driving motor (1), and the other end of pinch roller board (2) is equipped with rotatory working shaft (3), the both sides of rotatory working shaft (3) are equipped with support (4), and are equipped with first lantern ring (6) on the outer wall of support (4), the one end and dead lever (7) fixed connection of first lantern ring (6), and the one end movable mounting of dead lever (7) has box body (8), the top of box body (8) is equipped with stopper (9), and the inner wall of stopper (9) is installed and is contracted pole (10), the top of contracted pole (10) is equipped with first lever table (11), be equipped with second lantern ring (13) on the one end of support (4), and be equipped with slide bar (15) on second lantern ring (13), and be equipped with second lever table (16) on slide bar (15).

2. The concentricity measuring device according to claim 1, wherein: the other end of the bracket (4) is provided with a supporting plate (5), and the supporting plate (5) enables the bracket (4) and the base (18) to be in a suspended state.

3. The concentricity measuring device according to claim 1, wherein: the lower end of the first lever meter (11) is provided with a first fixed block (12), and the first fixed block (12) is in a half-arc shape.

4. The concentricity measuring device according to claim 1, wherein: two groups of second fixed blocks (17) are arranged at the lower end of the second lever meter (16), and the second fixed blocks (17) are in a half-arc shape.

5. The concentricity measuring device according to claim 1, wherein: the inner wall of the second lantern ring (13) is provided with a groove (14), and the sliding rod (15) can slide up and down in the groove (14).

6. The concentricity measuring device according to claim 1, wherein: the length of the lifting rod (10) can be adjusted up and down, the lifting rod is limited by a limiting block (9), and the box body (8) and the bottom of the bracket (4) keep the same height.