CN218953793U - Fixing piece of rotating shaft - Google Patents

Abstract

The utility model discloses a fixing piece of a rotating shaft, which comprises a fixing sleeve, wherein the inner wall of the fixing sleeve is rotationally connected with a rotating sleeve, the inner wall of the rotating sleeve is provided with the rotating shaft, the outer wall of the rotating sleeve is fixedly sleeved with a first fixing ring and a second fixing ring, when the rotating sleeve is installed, the rotating shaft is pushed into the rotating sleeve and positioned on a straight line with a clamping block, one set of threaded rods rotate, the threaded rods rotate the other set of threaded rods through a first chain wheel, a second chain wheel and a chain, the two sets of threaded rods rotate simultaneously, the movable ring is driven to move when the threaded rods rotate, when the movable ring moves to be abutted with an inclined surface on the clamping block, the clamping block gradually moves downwards, the clamping block gradually moves into the rotating sleeve, when the movable ring moves to the top of the clamping block, the clamping block limits the rotating shaft, and then the rotating shaft is fixed, so that the rotating shaft is convenient to install and detach.

Description

Fixing piece of rotating shaft

Technical Field

The utility model relates to the field of fixing pieces, in particular to a fixing piece of a rotating shaft.

Background

The rotating shaft is a common moving part in the field of mechanical design, and can transmit the rotating moment output by a rotary driving device such as an electric motor, a hydraulic motor and the like to an actuating mechanism of various equipment.

This application improves under prior art, among the prior art, and current rotation axis adopts non-detachable fixed mounting generally, and the rotation axis is when as power take off shaft, and it is direct to be connected with required driven spare part, in use causes the damage of rotation axis easily, is inconvenient for repairing or changing it.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a fixing piece of a rotating shaft.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a mounting of rotation axis, includes fixed cover, the inner wall rotation of fixed cover is connected with the rotation cover, the rotation axis is installed to the inner wall of rotation cover, the outer wall fixed sleeve of rotation cover has first solid fixed ring and second solid fixed ring, rotate between first solid fixed ring and the second solid fixed ring and be connected with the threaded rod of central symmetry distribution, threaded rod outer wall threaded connection has the expansion ring with rotation cover sliding connection, the inner wall butt of expansion ring has the fixture block of multiunit equidistance distribution, and fixture block and rotation axis joint.

As a further scheme of the utility model: the rotary shaft is provided with a plurality of groups of equidistant distributed and is matched with the clamping block, and one side of the clamping block extending out of the rotary shaft is provided with an inclined plane.

As still further aspects of the utility model: the threaded rod stretches out the fixed first chain wheel that has cup jointed of one end outer wall of first solid fixed ring, one side that the second solid fixed ring was kept away from to first solid fixed ring rotates and is connected with the second chain wheel, two sets of be connected with the chain between the first chain wheel, and the chain meshes with the second chain wheel.

As still further aspects of the utility model: guide rods which are distributed in a central symmetry mode are fixedly connected between the first fixing ring and the second fixing ring, and the outer walls of the guide rods are connected with the movable rings in a sliding mode.

As still further aspects of the utility model: the sliding grooves are formed in the rotating sleeve at equal intervals, the inner walls of the sliding grooves are connected with sliding blocks in a sliding mode, the sliding blocks are fixedly connected with the clamping blocks, springs are fixedly connected to the bottoms of the sliding blocks, and the other ends of the springs are fixedly connected with the inner walls of the bottoms of the sliding grooves.

The utility model has the following beneficial effects:

in the utility model, when the movable ring is installed, the rotating shaft is pushed into the rotating sleeve and positioned on a straight line with the clamping block, one group of threaded rods are rotated, the other group of threaded rods are rotated through the first chain wheel, the second chain wheel and the chain, the two groups of threaded rods are simultaneously rotated, the movable ring is driven to move when the threaded rods rotate, the clamping block gradually moves downwards when the movable ring moves to be abutted with the inclined surface on the clamping block, the clamping block gradually moves into the rotating sleeve, the clamping block limits the rotating shaft when the movable ring moves to the top of the clamping block, the rotating shaft is fixed, the rotating shaft is convenient to install and detach, and the fixed sleeve is fixed when in use, can be used and is convenient to operate.

Drawings

Fig. 1 is a schematic structural view of a fixing member of a rotating shaft according to the present utility model;

fig. 2 is a schematic diagram illustrating connection between a clamping block and a rotating shaft of a fixing member of the rotating shaft according to the present utility model;

fig. 3 is a schematic view illustrating a first sprocket assembly of a fixing member for a rotating shaft according to the present utility model.

Legend description:

the device comprises a fixed sleeve 1, a rotating sleeve 2, a first fixed ring 3, a clamping block 4, an inclined plane 5, a movable ring 6, a second fixed ring 7, a chute 8, a sliding block 9, a spring 10, a rotating shaft 11, a first chain wheel 12, a threaded rod 13, a second chain wheel 14 and a guide rod 15.

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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the fixing piece of a rotating shaft provided by the utility model comprises a fixing sleeve 1, wherein the inner wall of the fixing sleeve 1 is rotationally connected with a rotating sleeve 2, the inner wall of the rotating sleeve 2 is provided with a rotating shaft 11, the outer wall of the rotating sleeve 2 is fixedly sleeved with a first fixing ring 3 and a second fixing ring 7, a threaded rod 13 which is distributed in a central symmetry manner is rotationally connected between the first fixing ring 3 and the second fixing ring 7, the outer wall of the threaded rod 13 is in threaded connection with a movable ring 6 which is in sliding connection with the rotating sleeve 2, the inner wall of the movable ring 6 is abutted with a plurality of groups of clamping blocks 4 which are distributed in an equidistant manner, and the clamping blocks 4 are clamped with the rotating shaft 11.

The rotating shaft 11 is provided with a plurality of groups of equidistant 16, the 16 are matched with the clamping blocks 4, and one side of the clamping blocks 4 extending out of the rotating shaft 11 is provided with an inclined plane 5.

The threaded rod 13 stretches out the fixed first sprocket 12 that has cup jointed of one end outer wall of first solid fixed ring 3, and one side that first solid fixed ring 3 kept away from second solid fixed ring 7 rotates and is connected with second sprocket 14, is connected with the chain between two sets of first sprocket 12, and the chain meshes with second sprocket 14.

Guide rods 15 which are distributed in a central symmetry mode are fixedly connected between the first fixed ring 3 and the second fixed ring 7, and the outer walls of the guide rods 15 are in sliding connection with the movable ring 6.

The rotating sleeve 2 is provided with a plurality of groups of sliding grooves 8 which are distributed at equal intervals, the inner wall of the sliding groove 8 is slidably connected with a sliding block 9, the sliding block 9 is fixedly connected with a clamping block 4, the bottom of the sliding block 9 is fixedly connected with a spring 10, and the other end of the spring 10 is fixedly connected with the inner wall of the bottom of the sliding groove 8.

Working principle:

in this application, during the installation, push the rotation axis 11 into and rotate the cover 2, and make 16 and fixture block 4 lie in the straight line, rotate one of them a set of threaded rod 13, threaded rod 13 makes another set of threaded rod 13 rotate through first chain wheel 12, second chain wheel 14 and chain, make two sets of threaded rods 13 rotate simultaneously, drive the expansion ring 6 and remove when threaded rod 13 rotates, when the expansion ring 6 remove to the inclined plane 5 butt on with fixture block 4, the expansion ring 6 makes fixture block 4 gradually move downwards, fixture block 4 gets into in 16 gradually, it is, fixture block 4 is spacing to the fixture block 4 top, and then it installs to rotate the axle 11, be convenient for install and dismantle to rotate the axle 11, when using, fix fixed cover 1, can use, convenient for operate.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. A fixing part of a rotating shaft, comprising a fixing sleeve (1), and is characterized in that: the inner wall rotation of fixed cover (1) is connected with and rotates cover (2), rotation axis (11) are installed to the inner wall of rotating cover (2), the outer wall of rotating cover (2) is fixed to be cup jointed first solid fixed ring (3) and second solid fixed ring (7), rotate between first solid fixed ring (3) and second solid fixed ring (7) and be connected with threaded rod (13) of central symmetry distribution, threaded rod (13) outer wall threaded connection have with rotate cover (2) sliding connection's expansion ring (6), the inner wall butt of expansion ring (6) has fixture block (4) of multiunit equidistance distribution, and fixture block (4) and rotation axis (11) joint.

2. A rotary shaft fixing member according to claim 1, wherein: the rotary shaft (11) is provided with a plurality of groups of equidistant distributed (16), the plurality of groups of equidistant distributed (16) are matched with the clamping block (4), and one side of the clamping block (4) extending out of the rotary shaft (11) is provided with an inclined plane (5).

3. A rotary shaft fixing member according to claim 1, wherein: the threaded rod (13) stretches out one end outer wall of the first fixed ring (3) and is fixedly sleeved with a first chain wheel (12), one side, away from the second fixed ring (7), of the first fixed ring (3) is rotationally connected with a second chain wheel (14), two groups of chains are connected between the first chain wheels (12), and the chains are meshed with the second chain wheels (14).

4. A rotary shaft fixing member according to claim 1, wherein: guide rods (15) which are distributed in a central symmetry mode are fixedly connected between the first fixing ring (3) and the second fixing ring (7), and the outer walls of the guide rods (15) are in sliding connection with the movable ring (6).

5. A rotary shaft fixing member according to claim 1, wherein: the sliding block type sliding device is characterized in that a plurality of groups of sliding grooves (8) which are distributed at equal intervals are formed in the rotating sleeve (2), the inner wall of the sliding groove (8) is connected with a sliding block (9) in a sliding mode, the sliding block (9) is fixedly connected with a clamping block (4), a spring (10) is fixedly connected to the bottom of the sliding block (9), and the other end of the spring (10) is fixedly connected with the inner wall of the bottom of the sliding groove (8).

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