CN211728917U

CN211728917U - Shaft sleeve with wear-resistant layer surface structure for mining equipment

Info

Publication number: CN211728917U
Application number: CN202020343210.1U
Authority: CN
Inventors: 黄串联
Original assignee: Fujian Lianjun Machinery Co ltd
Current assignee: Fujian Lianjun Machinery Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-10-23
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a mining equipment is with axle sleeve that has wear-resisting layer surface structure, including the cover body and location snare, the inside connect the via hole that all is provided with in the lower extreme left and right sides of the cover body, and connect the via hole's upper and lower both ends all are provided with the gasket groove, the outside fixed surface of the cover body is connected with the wear-resisting rubber layer, and the inside constant head tank that is provided with in upper end of the cover body, the internally mounted of constant head tank has the location snare, the inside of location snare is provided with and turns to the cover, both ends all are provided with the sand grip. This mining equipment compares with current ordinary clamping device with the axle sleeve that has wear layer surface structure, has improved the practicality of whole device greatly when increasing the structure, and equipment after the improvement has not only remain original parcel ability to can realize ascending buffering corrective action in the use of axle sleeve, improve the stability of pivot when using, effectively satisfied people's user demand.

Description

Shaft sleeve with wear-resistant layer surface structure for mining equipment

Technical Field

The utility model relates to an axle sleeve technical field specifically is an mining equipment is with axle sleeve that has wear-resisting layer surface structure.

Background

The mine comprises coal mines, metal mines, non-metal mines, building material mines, chemical mines and the like, the mine scale is generally expressed by annual output or daily output, the annual output, namely the quantity of ores produced by the mine every year, is divided into 3 types of large, medium and small according to the output, and the mine scale is large, a shaft sleeve is a common part in the equipment for mine production, the shaft sleeve is a cylindrical mechanical part sleeved on a rotating shaft and is a component of a sliding bearing, and generally, the shaft sleeve is in interference fit with the bearing seat and is in clearance fit with the shaft.

The inside and outside structure of current axle sleeve is all comparatively simple, and practicality in the use is obviously not enough to adopt integral type casting shaping processing technology mostly, its axle sleeve wearability is not good enough, appears external wear very easily after using for a long time, and the user demand of satisfying people that can not be fine carries out technical innovation on current clamping device basis to above-mentioned condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mining equipment is with axle sleeve that has wear layer surface structure to it is all comparatively simple to provide general axle sleeve inside and outside structure in solving above-mentioned background art, and the practicality in the use is obviously not enough, and adopts integral type casting forming process technology mostly, and its axle sleeve wearability is not good enough, and outside wearing and tearing appear very easily after long-time the use, the user demand problem of satisfying people that can not be fine.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mine equipment is with axle sleeve that has wear-resisting layer surface structure, includes the cover body and location snare, the inside connect the via hole that all is provided with in the lower extreme left and right sides of the cover body, and connect the via hole's upper and lower both ends all are provided with the spacer groove, the outside fixed surface of the cover body is connected with wear-resisting rubber layer, and the inside constant head tank that is provided with in upper end of the cover body, the internally mounted of constant head tank has the location snare, and fixes a position snare and all install the ball in both ends inside about, the inside of location snare is provided with turns to the cover, and turns to the fixed perforation of the inside fixedly connected.

Preferably, the connecting through hole penetrates through the lower end of the sleeve body, and the gasket grooves are symmetrical with respect to a horizontal center line of the connecting through hole.

Preferably, the wear-resistant rubber layer is sticky to the outer surface of the sleeve body, and the positioning grooves are symmetrical with respect to the horizontal center line of the sleeve body.

Preferably, the diameter of the outer circular arc of the positioning ring sleeve is matched with that of the inner circular arc of the sleeve body, and the ball is embedded in the positioning ring sleeve.

Preferably, the inner size structures of the left end and the right end of the steering sleeve are matched with the outer size structures of the balls, and the central axis of the steering sleeve is overlapped with the central axis of the positioning ring sleeve.

Preferably, the fixing through hole penetrates through the steering sleeve, and the raised strip and the steering sleeve are of an integrated structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model can fix the shaft sleeve through the arrangement of the sleeve body and the connecting through hole, and the gasket groove can position the connecting screw, so as to keep the coaxiality between the connecting screw and the connecting through hole, and the wear-resistant rubber layer outside the sleeve body can indirectly prolong the service life of parts and reduce the external damage to the sleeve body;

2. the utility model has the advantages that the arrangement of the positioning groove can limit the position of the ball and the positioning ring sleeve, the angle adjustment of the positioning ring sleeve can be realized by the ball, and the positioning ring sleeve adopts a hexagonal structure body to wrap the outer edge of the ball;

3. the utility model discloses a setting of steering sleeve wraps up the inside surface of ball, avoids the ball to appear droing in the use, and steering sleeve inside fixed perforation can realize the parcel effect to the outside surface of pivot to rely on the sand grip to increase the frictional force between steering sleeve and the outside surface of pivot, keep the synchronous revolution between the cover body and the pivot.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the external structure of the present invention;

fig. 3 is a schematic view of the top view structure of the present invention.

In the figure: 1. a sleeve body; 2. a connecting through hole; 3. a gasket groove; 4. a wear-resistant rubber layer; 5. positioning a groove; 6. a ball bearing; 7. positioning the snare; 8. a steering sleeve; 9. a convex strip; 10. and fixing the perforation.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a shaft sleeve with a wear-resistant layer surface structure for mining equipment comprises a sleeve body 1 and a positioning ring sleeve 7, wherein connecting through holes 2 are formed in the left side and the right side of the lower end of the sleeve body 1, gasket grooves 3 are formed in the upper end and the lower end of each connecting through hole 2, each connecting through hole 2 penetrates through the lower end of the sleeve body 1, the gasket grooves 3 are symmetrical with respect to the horizontal central line of each connecting through hole 2, a wear-resistant rubber layer 4 is fixedly connected to the outer surface of the sleeve body 1, a positioning groove 5 is formed in the upper end of the sleeve body 1, the wear-resistant rubber layer 4 is adhered to the outer surface of the sleeve body 1, the positioning grooves 5 are symmetrical with respect to the horizontal central line of the sleeve body 1, the shaft sleeve can be fixedly connected through the arrangement of the sleeve body 1 and the connecting through holes 2, the gasket grooves 3 can position connecting screws, and the, the wear-resistant rubber layer 4 outside the sleeve body 1 can indirectly prolong the service life of parts and reduce the external damage to the sleeve body 1;

a positioning ring sleeve 7 is arranged inside the positioning groove 5, balls 6 are arranged inside the left end and the right end of the positioning ring sleeve 7, the outer circular arc diameter of the positioning ring sleeve 7 is matched with the inner circular arc diameter of the sleeve body 1, the balls 6 are embedded inside the positioning ring sleeve 7, a steering sleeve 8 is arranged inside the positioning ring sleeve 7, a fixed perforation 10 is fixedly connected inside the steering sleeve 8, the inner size structure of the left end and the right end of the steering sleeve 8 is matched with the outer size structure of the balls 6, the central axis of the steering sleeve 8 is overlapped with the central axis of the positioning ring sleeve 7, the positions of the balls 6 and the positioning ring sleeve 7 are limited by the positioning groove 5, the angle adjustment effect of the positioning ring sleeve 7 can be realized by the balls 6, and the positioning ring sleeve 7 adopts a hexagonal structure body to wrap the outer edge of the balls 6;

both ends all are provided with sand grip 9 about fixed perforation 10's inside, fixed perforation 10 runs through in the inside of turning to cover 8, and sand grip 9 and turn to the formula structure as an organic whole between the cover 8, through the setting that turns to cover 8, wrap up the inside surface of ball 6, avoid ball 6 to appear droing in the use, and turn to the inside fixed perforation 10 of cover 8 and can realize the parcel effect to the pivot outside surface, and rely on sand grip 9 to increase the frictional force that turns to between cover 8 and the pivot outside surface, keep the synchronous revolution between the cover body 1 and the pivot.

The working principle is as follows: when the shaft sleeve with the wear-resistant layer surface structure for the mining equipment is used, firstly, the shaft sleeve can be fixedly connected through the arrangement of the sleeve body 1 and the connecting through holes 2, the gasket grooves 3 can position the connecting screws to keep the coaxiality between the connecting screws and the connecting through holes 2, the wear-resistant rubber layer 4 outside the sleeve body 1 can indirectly prolong the service life of parts and reduce the external damage to the sleeve body 1, the positions of the ball 6 and the positioning ring sleeve 7 are limited through the arrangement of the positioning grooves 5, the angle adjustment effect of the positioning ring sleeve 7 can be realized by the ball 6, the positioning ring sleeve 7 adopts a hexagonal structure body to wrap the external edge of the ball 6, the friction force between the steering sleeve 8 and the external surface of the rotating shaft is increased by the convex strips 9 to keep the synchronous rotation between the sleeve body 1 and the rotating shaft, the working principle of the shaft sleeve with the wear-resistant layer surface structure for the mining equipment is that.

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

Claims

1. The utility model provides a mine equipment is with axle sleeve that has wear-resisting layer surface structure, includes cover body (1) and location snare (7), its characterized in that: the improved leather glove is characterized in that connecting through holes (2) are arranged inside the left side and the right side of the lower end of the glove body (1), gasket grooves (3) are arranged at the upper end and the lower end of each connecting through hole (2), a wear-resistant rubber layer (4) is fixedly connected to the outer surface of the glove body (1), a positioning groove (5) is arranged inside the upper end of the glove body (1), a positioning sleeve (7) is arranged inside the positioning groove (5), balls (6) are arranged inside the left end and the right end of the positioning sleeve (7), a steering sleeve (8) is arranged inside the positioning sleeve (7), a fixed through hole (10) is fixedly connected to the inside of the steering sleeve (8), and convex strips (9) are arranged at the upper end and the lower end.

2. The bushing with the wear-resistant layer surface structure for mining equipment according to claim 1, wherein: the connecting through holes (2) penetrate through the lower end of the sleeve body (1), and the gasket grooves (3) are symmetrical about the horizontal center line of the connecting through holes (2).

3. The bushing with the wear-resistant layer surface structure for mining equipment according to claim 1, wherein: the wear-resistant rubber layer (4) is sticky with the outer surface of the sleeve body (1), and the positioning grooves (5) are symmetrical relative to the horizontal center line of the sleeve body (1).

4. The bushing with the wear-resistant layer surface structure for mining equipment according to claim 1, wherein: the diameter of the outer circular arc of the positioning ring sleeve (7) is matched with that of the inner circular arc of the sleeve body (1), and the ball (6) is embedded in the positioning ring sleeve (7).

5. The bushing with the wear-resistant layer surface structure for mining equipment according to claim 1, wherein: the inner size structures of the left end and the right end of the steering sleeve (8) are matched with the outer size structures of the balls (6), and the central axis of the steering sleeve (8) is superposed with the central axis of the positioning ring sleeve (7).

6. The bushing with the wear-resistant layer surface structure for mining equipment according to claim 1, wherein: the fixed through hole (10) penetrates through the inside of the steering sleeve (8), and the raised strip (9) and the steering sleeve (8) are of an integrated structure.