CN213081297U

CN213081297U - Adjustable shaft dismounting device

Info

Publication number: CN213081297U
Application number: CN202022049330.3U
Authority: CN
Inventors: 岳志伟; 张聪聪; 郑华; 荆宝峰; 陈宇; 张颖
Original assignee: Xuzhou XCMG Mining Machinery Co Ltd
Current assignee: Xuzhou XCMG Mining Machinery Co Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-04-30
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses an adjustable shaft dismounting device, which comprises a crowbar, a supporting seat and a connecting piece; the connecting piece is arranged on the plane of the shaft; the supporting seat is abutted to the engineering mechanical equipment around the shaft to be dismounted, the crowbar penetrates through the positioning hole in the supporting seat and then penetrates through the connecting piece, after the crowbar is pressed downwards by force, the crowbar drives the connecting piece to move upwards together with the shaft, and the shaft is pulled out of the engineering mechanical equipment by the aid of the crowbar penetrating through the positioning hole with different height in the supporting seat. The utility model discloses the dismantlement of different length and diameter axle can be applicable to, and the axle homoenergetic of different length and diameter can find suitable strong point on the supporting seat when dismantling. The device has a simple structure, is convenient to carry during maintenance of the engineering machinery, and can meet the requirement of shaft disassembly in maintenance of large engineering machinery.

Description

Adjustable shaft dismounting device

Technical Field

The utility model relates to an adjustable tear a device open specifically is an use and need dismantle a device of difficult extraction axle when engineering machine tool field maintenance.

Background

When the engineering machinery is maintained, the shafts are frequently disassembled, and the shafts are difficult to disassemble due to long-time non-lubrication and maintenance. Moreover, the shaft dismounting operation on large-scale engineering machinery equipment often needs to be carried out by climbing, equipment such as a jack for shaft dismounting is difficult to transport the equipment to a high working surface, and the equipment such as the jack is limited by conditions such as the shaft mounting position and the like, so that the operation can not be carried out, and the inconvenience is brought to maintenance personnel.

Disclosure of Invention

To the problem that above-mentioned prior art exists, the utility model provides an adjustable tear a device open solves because of some equipment use of job scene limited problem of the dismantlement difficulty that causes.

In order to realize the purpose, the utility model discloses a technical scheme is:

an adjustable shaft dismounting device comprises a crowbar, a supporting seat and a connecting piece; the connecting piece is arranged on the plane of the shaft; the supporting seat is abutted to the engineering mechanical equipment around the shaft to be dismounted, the crowbar penetrates through the positioning hole in the supporting seat and then penetrates through the connecting piece, after the crowbar is pressed downwards by force, the crowbar drives the connecting piece to move upwards together with the shaft, and the shaft is pulled out of the engineering mechanical equipment by the aid of the crowbar penetrating through the positioning hole with different height in the supporting seat.

Further, the supporting seat is composed of a U-shaped plate and a plurality of supporting plates installed in the U-shaped plate.

Furthermore, grids are formed in the U-shaped plates uniformly arranged at intervals by the supporting plates and are used as positioning holes when the crowbars are used.

Furthermore, one end of the crowbar is provided with a radian, and when the crowbar is used, the end with the radian penetrates through the connecting piece to prevent slipping during prying.

Furthermore, a plane of the shaft is provided with a threaded hole which is in threaded fit connection with the connecting piece.

Further, the connecting piece is an eye bolt, the eye bolt is screwed in the threaded hole, and the crowbar penetrates into a ring of the eye bolt.

Further, the threaded hole is provided at the center of the plane of the shaft.

Further, still include a base, be equipped with the shaft hole on this base, this base is placed on engineering machine tool equipment, and the axle is worn out from the shaft hole, and the supporting seat supports on the base.

Further, the base is composed of a fixed plate and a reinforcing plate; the fixed plate and the reinforcing plate are both provided with a concentric shaft hole, and the reinforcing plate is welded on the fixed plate.

The utility model has the advantages that:

the utility model discloses the dismantlement of different length and diameter axle can be applicable to, and the axle homoenergetic of different length and diameter can find suitable strong point on the U template when dismantling. The device has a simple structure, is convenient to carry during maintenance of the engineering machinery, and can meet the requirement of shaft disassembly in maintenance of large engineering machinery.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In the drawings:

FIG. 1 is a schematic view of the overall structure of the adjustable shaft removing device of the present invention;

fig. 2 is a schematic structural view of a U-shaped plate of the present invention;

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

Fig. 4 is a structural sectional view of the shaft of the present invention;

in the figure: 1. the device comprises a shaft, 2, an eyebolt, 3, a U-shaped plate, 4, a crowbar, 5, a reinforcing plate, 6, a fixing plate, 7 and a supporting plate.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, an adjustable shaft dismounting device comprises a crowbar 4, a supporting seat and a connecting piece; the connecting piece is arranged on the plane of the shaft 1; the supporting seat supports on waiting to tear off the engineering mechanical equipment around the axle, crowbar 4 passes the connecting piece again after passing the locating hole on the supporting seat, and after pushing down crowbar 4 hard, crowbar 4 takes the connecting piece and axle 1 upward movement together, passes the locating hole of the unable height on the supporting seat through crowbar 4 and realizes pulling out axle 1 from engineering mechanical equipment.

The following provides a preferred embodiment of the above-described embodiment with respect to the support base:

as shown in fig. 2, the support base is composed of a U-shaped plate 3 and a plurality of support plates 7 installed in the U-shaped plate 3. A plurality of supporting plates 7 are uniformly arranged at intervals to form grids in the U-shaped plates 3, and the grids are used as positioning holes when the crowbars 4 are used.

The following is a preferred embodiment of the above embodiment with respect to a crowbar:

as shown in fig. 3, one end of the crowbar 4 is provided with a curvature, and when in use, the curved end penetrates through the connecting piece to prevent slipping during prying.

A preferred embodiment of the above embodiment is given below with respect to the shaft and the connecting piece:

as shown in fig. 4, a plane of the shaft 1 is provided with a threaded hole, and is in threaded fit connection with the connecting piece. The connecting piece is an eye bolt 2, the eye bolt 2 is screwed into the threaded hole, and a crowbar 4 penetrates into a ring of the eye bolt 2.

The preferable scheme is as follows: the threaded hole is provided at the center of the plane of the shaft 1.

As the utility model discloses an optimization scheme: continuing to refer to fig. 1, still include a base, be equipped with the shaft hole on this base, this base is placed on engineering machine tool, and axle 1 is worn out from the shaft hole, and the supporting seat supports on the base, prevents that the supporting seat from damaging engineering machine tool when pushing down crowbar 4.

The specific scheme is as follows: the base is composed of a fixed plate 6 and a reinforcing plate 5; the fixed plate 6 and the reinforcing plate 5 are both provided with a concentric shaft hole, and the reinforcing plate 5 is welded on the fixed plate 6.

The working process is as follows: as shown in figure 1, a crowbar 4 with a radian at one end can penetrate through a grid on a U-shaped plate 3 according to the length of a shaft 1 and then penetrate through an eyebolt 2, at the moment, the crowbar 4 is equivalent to a labor-saving lever, at the moment, the other end of the crowbar 4 is pressed downwards with force, and one end connected with the eyebolt 2 can drive a ring to move upwards together with the shaft 1. When the movement displacement limit under the condition is reached, the crowbar 4 is pulled out, and then the crowbar is pried after a proper supporting point is found on the U-shaped plate 3. Repeating the above operations several times will achieve the purpose of pulling the shaft 1 out of the fixing plate 6.

The utility model has the advantages of but be applicable to the dismantlement of different length and diametric axis. The device has simple structure, is convenient to carry during the maintenance of the engineering machinery, can meet the requirement that the large-scale engineering machinery needs to operate on a high plane, and can also realize the disassembly of shafts on different angle surfaces.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.

Claims

1. An adjustable tear a device open which characterized in that:

comprises a crowbar, a supporting seat and a connecting piece;

the connecting piece is arranged on the plane of the shaft;

the supporting seat is abutted to the engineering mechanical equipment around the shaft to be dismounted, the crowbar penetrates through the positioning hole in the supporting seat and then penetrates through the connecting piece, after the crowbar is pressed downwards by force, the crowbar drives the connecting piece to move upwards together with the shaft, and the shaft is pulled out of the engineering mechanical equipment by the aid of the crowbar penetrating through the positioning hole with different height in the supporting seat.

2. An adjustable shaft disconnect device as defined in claim 1, wherein:

the supporting seat is composed of a U-shaped plate and a plurality of supporting plates arranged in the U-shaped plate.

3. An adjustable shaft disconnect device as defined in claim 2, wherein:

a plurality of supporting plates are uniformly arranged at intervals to form grids in the U-shaped plates, and the grids are used as positioning holes when the crowbars are used.

4. An adjustable shaft disconnect device as defined in claim 1, wherein:

one end of the crowbar is provided with a radian, and when the crowbar is used, the end with the radian penetrates through the connecting piece to prevent slipping during prying.

5. An adjustable shaft disconnect device as defined in claim 1, wherein:

and a threaded hole is formed in one plane of the shaft and is in threaded fit connection with the connecting piece.

6. An adjustable shaft disconnect device as defined in claim 5, wherein:

the connecting piece is an eye bolt, the eye bolt is screwed in the threaded hole, and the crowbar penetrates into a ring of the eye bolt.

7. An adjustable shaft disconnect device as defined in claim 5, wherein:

the threaded hole is provided at the center of the plane of the shaft.

8. An adjustable shaft disconnect device as defined in claim 1, wherein:

still include a base, be equipped with the shaft hole on this base, this base is placed on engineering machine tool equipment, and the axle is worn out from the shaft hole, and the supporting seat supports on the base.

9. An adjustable shaft disconnect device as defined in claim 8, wherein:

the base is composed of a fixed plate and a reinforcing plate;

the fixed plate and the reinforcing plate are both provided with a concentric shaft hole, and the reinforcing plate is welded on the fixed plate.