CN219347585U

CN219347585U - Radial runout detection mechanism suitable for multiple diameter carrier rollers

Info

Publication number: CN219347585U
Application number: CN202320747121.7U
Authority: CN
Inventors: 黑皓; 孟德伟; 于仕钦; 温亚东; 赵力朋; 王勇; 冯忠友
Original assignee: Tangshan Kaiyuan Autowelding System Co ltd
Current assignee: Tangshan Kaiyuan Autowelding System Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-07-14
Anticipated expiration: 2033-04-07

Abstract

The utility model relates to a radial runout detection mechanism suitable for a multi-diameter carrier roller, and belongs to the technical field of coal conveying. The technical proposal is as follows: the roller (1) is connected with the mounting seat (3) through the pin shaft (2), and the mounting seat (3) is connected with the guide pillar connecting plate (4); a spring (6) is sleeved on the guide post (5), one end of the guide post (5) is connected with the guide post connecting plate (4), the other end of the guide post passes through the linear bearing (7) to be connected with the displacement measuring plate (9), the linear bearing (7) is arranged in the linear bearing mounting plate (8), and the displacement measuring plate (9) is connected with the displacement detector (11). The beneficial effects of the utility model are as follows: the automatic detection device can automatically detect the radial runout value of the carrier roller, can realize automatic detection without stopping the machine, does not need manual intervention in the whole process, is suitable for automatic production, has more accurate detection results, saves manpower and improves the carrier roller processing efficiency.

Description

Radial runout detection mechanism suitable for multiple diameter carrier rollers

Technical Field

The utility model relates to a radial runout detection mechanism suitable for a multi-diameter carrier roller, in particular to a detection mechanism for measuring radial runout of a carrier roller with phi 89-phi 219mm, and belongs to the technical field of coal conveying.

Background

The current coal production and consumption in China is about half of the world, and the method is mainly used for the heavy industry such as electric power, metallurgy, building materials and the like. Coal is used as important basic energy and industrial raw material in China, which strongly supports the economic and social development.

At present, coal transportation of coal mines and thermal power plants is mostly carried by conveyor belts, and carrier rollers for supporting the conveyor belts are important parts of belt conveyors, and are various in variety and large in quantity. The idler accounts for more than 35% of the total cost of a belt conveyor, so the quality of the idler is particularly important. When the carrier roller is processed, radial runout is required to be detected according to industry requirements in order to ensure the processed quality, the radial runout specification of 3.5.1 in the coal industry standard MT821-2006 of the people's republic of China is quite strict, the traditional detection mode is generally measured by manually using a dial indicator, the working efficiency is low, and the requirement of the carrier roller manufacturing industry on the efficient production mode cannot be met. The patent name of Chinese patent CN2022228630257 is 'an online detection device for radial runout of a roller carrier roller shaft', and the problem of inaccurate detection results exists.

Disclosure of Invention

The utility model aims to provide a radial runout detection mechanism suitable for a multi-diameter carrier roller, which can automatically detect the radial runout value of the carrier roller, can realize automatic detection without stopping the machine, does not need manual intervention in the whole process, is suitable for automatic production, has more accurate detection result, improves the carrier roller processing efficiency, and solves the problems in the background technology.

The technical scheme of the utility model is as follows:

the radial runout detection mechanism suitable for the multi-diameter carrier roller comprises a detection head, a spring reset mechanism and a displacement detector, wherein the detection head is connected with the displacement detector through the spring reset mechanism;

the detection head comprises a roller, a pin shaft, an installation seat and a guide pillar connecting plate, wherein the roller is connected with the installation seat through the pin shaft, and the installation seat is connected with the guide pillar connecting plate;

the spring reset mechanism comprises a guide post, a spring, a linear bearing mounting plate and a displacement measuring plate, wherein the spring is sleeved on the guide post, one end of the guide post is connected with the guide post connecting plate, the other end of the guide post penetrates through the linear bearing to be connected with the displacement measuring plate, the linear bearing is arranged in the linear bearing mounting plate, and the displacement measuring plate is connected with the displacement detector.

And adjusting screws are arranged at two ends of the displacement measuring plate.

The displacement detector is arranged on the detector mounting plate, and the detector mounting plate is fixed on the bottom plate through screws and pins.

The linear bearing mounting plate is fixed on the bottom plate through screws and pins.

The number of the guide posts is two.

The guide post, spring, linear bearing, displacement detector, etc. are all common devices known in the art.

The beneficial effects of the utility model are as follows: the automatic detection device can automatically detect the radial runout value of the carrier roller, can realize automatic detection without stopping the machine, does not need manual intervention in the whole process, is suitable for automatic production, has more accurate detection results, saves manpower and improves the carrier roller processing efficiency.

Drawings

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

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

in the figure: the device comprises a roller 1, a pin shaft 2, a mounting seat 3, a guide pillar connecting plate 4, a guide pillar 5, a spring 6, a linear bearing 7, a linear bearing mounting plate 8, a displacement measuring plate 9, a detector mounting plate 10, a displacement detector 11, a bottom plate 12 and an adjusting screw 13.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings.

In the embodiment, the radial runout detection mechanism suitable for the multi-diameter carrier roller comprises a detection head, a spring reset mechanism and a displacement detector 11, wherein the detection head is connected with the displacement detector 11 through the spring reset mechanism; the detection head comprises a roller 1, a pin shaft 2, an installation seat 3 and a guide pillar connecting plate 4, wherein the roller 1 is fixed on the installation seat 3 through the pin shaft 2, and the installation seat 3 and the guide pillar connecting plate 4 are connected with each other by using screws and pins; the spring reset mechanism comprises two guide posts 5, springs 6, linear bearings 7, linear bearing mounting plates 8 and displacement measuring plates 9, wherein the number of the guide posts 5 is two, the guide posts 5 sleeved with the springs 6 are inserted into the linear bearings 7 according to clearance fit, the linear bearings 7 are fixed in the linear bearing mounting plates 8 by using screws, the left ends of the two guide posts 5 are connected with the guide post connecting plates 4 by using screws, the right ends of the two guide posts 5 are connected with the displacement measuring plates 9 by using screws, and adjusting screws 13 are arranged at two ends of the displacement measuring plates 9 and used for manually adjusting the distance and the flatness of the displacement measuring plates relative to the displacement detector 11; the linear bearing mounting plate 8 is fixed to the base plate 12 by screws and pins, the displacement detector 11 is mounted on the detector mounting plate 10, and then fixed to the base plate 12 by screws and pins.

In practical application, the roller of the precision detection head with the diameter of 10-30mm, the thickness of 5-10mm and the diameter jump of less than or equal to 0.02mm is tightly propped against the surface of a roller workpiece rotating on a workbench after one end is pushed out by a cylinder, and after the roller contacts with a rotating phi 89-phi 219mm roller, the roller extrudes the roller 1, and the roller can generate displacement to do linear motion due to radial change from a point on the surface of the roller to a rotating shaft, and because the right end of the detection head is connected with a spring reset mechanism, the displacement measurement plate 9 can do reciprocating linear motion together with the roller 1. The displacement detector 11 propped against the right end of the displacement measuring plate 9 continuously outputs a real-time displacement value to the PLC of the automatic equipment; after the carrier roller rotates once, the radial runout value of the carrier roller at the position is obtained by subtracting the minimum value from the highest value of the reading displayed by the displacement detector. Wherein, the accumulated error generated in the use process of the part of the utility model due to self processing and matching is less than or equal to 0.05mm.

The whole detection process does not need manual intervention, so that radial runout of the carrier roller with phi 89-phi 219mm can be automatically detected without stopping, the purpose of saving manpower is achieved, and the production efficiency is improved.

Claims

1. Radial runout detection mechanism suitable for many diameters bearing roller, its characterized in that: the device comprises a detection head, a spring reset mechanism and a displacement detector (11), wherein the detection head is connected with the displacement detector (11) through the spring reset mechanism;

the detection head comprises a roller (1), a pin shaft (2), a mounting seat (3) and a guide pillar connecting plate (4), wherein the roller (1) is connected with the mounting seat (3) through the pin shaft (2), and the mounting seat (3) is connected with the guide pillar connecting plate (4);

the spring reset mechanism comprises a guide post (5), a spring (6), a linear bearing (7), a linear bearing mounting plate (8) and a displacement measuring plate (9), wherein the spring (6) is sleeved on the guide post (5), one end of the guide post (5) is connected with a guide post connecting plate (4), the other end of the guide post penetrates through the linear bearing (7) to be connected with the displacement measuring plate (9), the linear bearing (7) is arranged in the linear bearing mounting plate (8), and the displacement measuring plate (9) is connected with a displacement detector (11).

2. The radial runout detection mechanism for a multi-diameter idler of claim 1, wherein: and adjusting screws (13) are arranged at two ends of the displacement measuring plate (9).

3. A radial runout detection mechanism for a multi-diameter idler according to claim 1 or 2, wherein: the displacement detector (11) is arranged on the detector mounting plate (10), and the detector mounting plate (10) is fixed on the bottom plate (12) through screws and pins.

4. A radial runout detection mechanism for a multi-diameter idler according to claim 1 or 2, wherein: the linear bearing mounting plate (8) is fixed on the bottom plate (12) through screws and pins.

5. A radial runout detection mechanism for a multi-diameter idler according to claim 1 or 2, wherein: the number of the guide posts (5) is two.