CN220204450U

CN220204450U - Bearing convenient to equipment is fixed

Info

Publication number: CN220204450U
Application number: CN202222377508.6U
Authority: CN
Inventors: 陈绪浩
Original assignee: Wuhan Bueryue Machinery Co ltd
Current assignee: Wuhan Bueryue Machinery Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2023-12-19
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a bearing convenient to assemble and fix, which comprises an outer ring, an inner ring and balls, wherein a first arc-shaped groove and a second arc-shaped groove are respectively arranged on the inner wall of the outer ring and the outer wall of the inner ring, the balls are arranged between the outer ring and the inner ring and are positioned in the first arc-shaped groove and the second arc-shaped groove, the inner wall of the inner ring is provided with a fixing mechanism, the inner walls of the inner ring at the two end hole walls of a central hole are respectively provided with an internal thread, the fixing mechanism consists of two movable ring plates, two fixed rings and a plurality of fixing plates, the two movable ring plates are arranged at the central hole of the inner ring, the movable ring plates are in sliding connection with the inner ring, and the fixing plates are arranged between the two movable ring plates, and the bearing has the beneficial effects that: through the retainer plate of rotation fixed establishment, under the effect of activity link plate, the increase stationary blade is to the forward pressure of axis of rotation to carry out quick installation, improve installation effectiveness.

Description

Bearing convenient to equipment is fixed

Technical Field

The utility model relates to the technical field of bearings, in particular to a bearing convenient to assemble and fix.

Background

The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision, and can be divided into a rolling bearing and a sliding bearing, wherein the rolling bearing is standardized and serialized, but compared with the sliding bearing, the rolling bearing has larger radial size, larger vibration and noise and higher price.

When the existing bearing is used, as the bearing and the transmission shaft are in interference fit, the installation shaft or the bearing inner ring is required to be cooled or heated during installation, so that the shaft or the bearing inner ring can be installed after being deformed, and the overall installation efficiency is low; or directly applying external force to directly sleeve the bearing on the outer side of the shaft, the bearing is easily damaged by the mode, and the normal use of the bearing is influenced.

Disclosure of Invention

The present utility model is directed to a bearing that is easy to assemble and fix, and solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bearing convenient to equipment is fixed, includes outer lane, inner circle, ball, the inner wall of outer lane and the outer wall of inner circle are provided with first arc wall, second arc wall respectively, the ball is arranged in between outer lane, the inner circle, just the ball is in first arc wall, second arc inslot, the inner wall of inner circle is provided with fixed establishment, the inner circle all is provided with the internal thread in the both ends pore wall department of centre bore, fixed establishment comprises two movable ring plates, two retainer plates and a plurality of stationary blade, two movable ring plates set up in the centre bore department of inner circle, just movable ring plate with inner circle sliding connection, a plurality of the stationary blade set up between two movable ring plates, two the retainer plate is in respectively the both ends of centre bore, the outer wall of retainer plate through set up the external screw thread with the internal screw thread closes soon, one side surface of retainer plate with one side surface butt of movable ring plate.

The fixing sheets are distributed in a circular shape by taking the axis of the central hole as the center.

A plurality of auxiliary holes are formed in the surface of one side, away from the movable annular plate, of the fixed ring.

An arc-shaped groove is formed in the center of the surface of one side, far away from the center of the inner ring, of the fixing piece.

A plurality of jacks are formed in the surface of one side of the movable annular plate, a plurality of fixing plates are respectively arranged between the two movable annular plates, and the end parts of the fixing plates are connected with the jacks in a matched mode.

The surface of one side of the fixing piece, which is close to the center of the inner ring, is provided with a friction pad.

Compared with the prior art, the utility model has the beneficial effects that: the fixing mechanism is arranged at the hole wall of the central hole of the inner ring and is connected with the inner ring through threads, so that when the rotary shaft is used, the positive pressure of the fixing piece on the rotary shaft is increased under the action of the movable annular plate through rotating the fixing ring of the fixing mechanism, therefore, the quick installation is performed, the installation efficiency is improved, and meanwhile, the middle parts of the fixing sheets are protruded towards the axis of the central hole, so that the aperture of the whole central hole is reduced, and the rotating shafts with different diameters can be installed to a certain extent; further, as the friction pad is arranged on the surface of one side of the fixing piece, which is close to the rotating shaft, the friction force between the fixing piece and the rotating shaft is increased, and the relative rotation between the fixing piece and the rotating shaft is avoided.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the present utility model;

FIG. 3 is a schematic structural view of the fixing mechanism of the present utility model;

fig. 4 is a schematic structural view of the fixing sheet of the present utility model.

In the figure: 1. an outer ring; 2. an inner ring; 3. a ball; 4. an internal thread; 5. a movable ring plate; 6. a fixing ring; 7. a fixing piece; 8. an external thread; 9. an auxiliary hole; 10. an arc-shaped groove; 11. a jack; 12. friction pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a bearing convenient to equipment is fixed, includes outer lane 1, inner circle 2, ball 3, the inner wall of outer lane 1 and the outer wall of inner circle 2 are provided with first arc wall, second arc wall respectively, ball 3 is arranged in between outer lane 1, the inner circle 2, just ball 3 is in first arc wall, second arc wall, the inner wall of inner circle 2 is provided with fixed establishment, inner circle 2 all is provided with internal thread 4 in the both ends pore wall department of centre bore, fixed establishment comprises two movable ring plates 5, two retainer plates 6 and a plurality of stationary blades 7, two movable ring plates 5 set up in the centre bore department of inner circle 2, just movable ring plates 5 with inner circle 2 sliding connection, a plurality of stationary blades 7 set up between two movable ring plates 5, two retainer plates 6 are in respectively the both ends of centre bore, the outer wall of retainer plate 6 through setting up external screw thread 8 with internal thread 4 is screwed, one side surface of retainer plate 6 with one side surface butt of movable ring plates 5.

The fixing pieces 7 are distributed in a circular shape with the axis of the central hole as the center.

A plurality of auxiliary holes 9 are formed in the surface of one side, far away from the movable annular plate 5, of the fixed ring 6.

An arc-shaped groove 10 is formed in the center of the surface of one side, far away from the center of the inner ring 2, of the fixing piece 7.

A plurality of jacks 11 are formed in one side surface of the movable annular plate 5, a plurality of fixing plates 7 are respectively arranged between the two movable annular plates 5, and the ends of the fixing plates 7 are connected with the jacks 11 in a matched mode.

The surface of one side of the fixing piece 7, which is close to the center of the inner ring 2, is provided with a friction pad 12.

It will be appreciated that in this embodiment, the fixing piece 7 is integrally made of a metal ring material.

Specifically, when the device is used, the whole device is sleeved outside an external rotating shaft through the center hole of the inner ring 2, a tool is inserted into the auxiliary hole 9 on the outer side surface of the fixed ring 6, and the fixed ring 6 is rotated through the tool, so that the two fixed rings 6 move towards the inner side of the inner ring 2 at the same time, the movable ring plates 5 are extruded in the moving process of the fixed ring 6, and the two movable ring plates 5 move towards the inner side at the same time, so that the middle part of the fixed plate 7 protrudes towards the direction of the rotating shaft, the forward pressure on the outer wall of the rotating shaft is increased, and the whole device is quickly fixed.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing convenient to equipment is fixed, includes outer lane (1), inner circle (2), ball (3), the inner wall of outer lane (1) and the outer wall of inner circle (2) are provided with first arc wall, second arc wall respectively, ball (3) are arranged in between outer lane (1), inner circle (2), just ball (3) are in first arc wall, second arc wall, a serial communication port, the inner wall of inner circle (2) is provided with fixed establishment, inner circle (2) all are provided with internal thread (4) in the both ends pore wall department of centre bore, fixed establishment comprises two movable ring plates (5), two retainer plate (6) and a plurality of stationary blade (7), two movable ring plates (5) set up in the centre bore department of inner circle (2), just movable ring plate (5) with inner circle (2) sliding connection, a plurality of stationary blade (7) set up between two movable ring plates (5), two retainer plate (6) are in respectively centre bore's both ends, retainer plate (6) and one side of rotating screw thread (4) are passed through with outer wall (6) one side of rotating.

2. A bearing for facilitating assembly and fixation as defined in claim 1, wherein: the fixing pieces (7) are distributed in a circular shape by taking the axis of the central hole as the center.

3. A bearing for facilitating assembly and fixation as defined in claim 1, wherein: a plurality of auxiliary holes (9) are formed in the surface of one side, far away from the movable annular plate (5), of the fixed ring (6).

4. A bearing for facilitating assembly and fixation as defined in claim 1, wherein: an arc-shaped groove (10) is formed in the center of the surface of one side, far away from the center of the inner ring (2), of the fixing piece (7).

5. A bearing for facilitating assembly and fixation as defined in claim 1, wherein: a plurality of jacks (11) are formed in one side surface of the movable annular plate (5), a plurality of fixing plates (7) are respectively arranged between the two movable annular plates (5), and the ends of the fixing plates (7) are connected with the jacks (11) in a matched mode.

6. A bearing for facilitating assembly and fixation as defined in claim 1, wherein: the surface of one side of the fixing piece (7) close to the center of the inner ring (2) is provided with a friction pad (12).