CN211491316U

CN211491316U - Quick mounting tool of bearing for loader

Info

Publication number: CN211491316U
Application number: CN202020114750.2U
Authority: CN
Inventors: 任维强; 卜庆朴; 范厚龙; 苏占伟; 徐树杰; 孙广玉
Original assignee: Qingdao Hezhong Machinery Manufacturing Co ltd
Current assignee: Qingdao Hezhong Machinery Manufacturing Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-09-15
Anticipated expiration: 2030-01-17

Abstract

The utility model relates to a quick bearing mounting tool for a loader, which comprises a fixing column capable of being inserted into a bearing inner ring, wherein a striking sleeve is sleeved outside the fixing column, and the outer diameter of the striking sleeve close to the end wall of the bearing direction is smaller than the outer diameter of the bearing inner ring; the inner side wall of the striking sleeve is provided with an embedding groove, and the end wall of the fixing column is provided with a butt plate matched with the embedding groove along the circumferential direction; the end wall of the striking sleeve far away from the bearing direction is provided with a striking cover plate, an elastic piece is arranged between the striking cover plate and the fixing column, and the elastic piece is located inside the striking sleeve. The utility model discloses have quick installation bearing to improve operating efficiency's effect.

Description

Quick mounting tool of bearing for loader

Technical Field

The utility model belongs to the technical field of bearing erection equipment technique and specifically relates to a quick mounting tool of bearing for loader is related to.

Background

The bearing installation tool is a tool for installing the inner ring of a bearing into the outer ring and enabling the inner ring to be flush with the surface of the outer ring.

The prior Chinese patent with the publication number of CN202622695U provides a bearing installation tool, which comprises a cylindrical cylinder and a hand hammer, wherein the top end of the cylinder is open, the bottom end of the cylinder is closed, the opening is smooth and flat, and the outer diameter of the opening is larger than the inner diameter of an installed bearing inner ring and smaller than the outer diameter of the installed bearing inner ring; when the bearing is used, the cylindrical cylinder is pressed on the bearing, and the end wall of the cylinder at the opening is abutted against the inner ring of the bearing; the hammer is used for uniformly knocking along the bottom end of the cylinder, so that the bearing inner ring is stressed and installed into the bearing outer ring, and the bearing can be installed.

The above prior art solutions have the following drawbacks: when a worker uses the hammer to beat the cylinder, the cylinder needs to be fixed by means of a tool or by using the other hand, so that the cylinder is always kept on the bearing in the process of beating by the hammer; the operation difficulty is high, the operation time is long, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a quick mounting tool of bearing for loader, it has quick installation bearing to improve operating efficiency's effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a bearing rapid mounting tool for a loader comprises a fixing column which can be inserted into a bearing inner ring, wherein a striking sleeve is sleeved outside the fixing column, and the outer diameter of the striking sleeve close to the end wall of the bearing direction is smaller than that of the bearing inner ring; the inner side wall of the striking sleeve is provided with an embedding groove, and the end wall of the fixing column is provided with a butt plate matched with the embedding groove along the circumferential direction; the end wall of the striking sleeve far away from the bearing direction is provided with a striking cover plate, an elastic piece is arranged between the striking cover plate and the fixed column, and the elastic piece is located inside the striking sleeve.

By adopting the technical scheme, when a worker knocks the cover plate by using the hand hammer, the end wall of the striking sleeve close to the bearing direction collides with the inner ring of the bearing, so that the inner ring of the bearing is installed; the elastic piece is arranged to play a role of returning, after the end wall of the striking sleeve collides with the bearing, the striking sleeve returns to the original position, and at the moment, the abutting plate abuts against the inner side wall of the embedding groove; so that the distance between the striking sleeve and the bearing is still kept, and the next striking and collision are facilitated; on the other hand, the elastic component plays the effect of buffering, reduces to strike the impact force of apron to the fixed column.

The utility model discloses further set up to: the end wall of the fixing column far away from the direction of the striking cover plate is provided with a guide surface which is convenient for the fixing column to be inserted into the bearing inner ring.

By adopting the technical scheme, the striking sleeve is arranged outside the fixed column, so that the sight of a worker is easily shielded by the striking sleeve, and the worker needs to spend time to align the fixed column to the inner ring of the bearing for insertion; the arrangement of the guide surface is convenient for workers to insert the fixing column into the inner ring of the bearing; when the guide surface arranged obliquely contacts with the inner side wall of the bearing, the fixing column can be smoothly inserted into the bearing inner ring through the guide surface; the processing time is shortened, and the processing efficiency is improved.

The utility model discloses further set up to: the side wall of the striking sleeve close to the striking cover plate direction is provided with a connecting block along the circumferential direction, and the side wall of the connecting block is flush with the side wall of the striking cover plate.

By adopting the technical scheme, the striking sleeve is fixedly connected with the striking cover plate through the connecting block, so that the connecting area of the striking sleeve and the striking cover plate is increased; when the striking cover plate is struck by a hammer, the striking cover plate is more stably connected with the striking sleeve.

The utility model discloses further set up to: the striking cover plate is provided with a plurality of fixing bolts in a penetrating mode, and the fixing bolts can be in threaded connection with the connecting block.

By adopting the technical scheme, the striking cover plate is detachably and fixedly connected with the connecting block through the fixing bolt; when workers need to maintain and replace the elastic part in the striking sleeve, the elastic part can be maintained and replaced only by opening the striking cover plate; after the operation is finished, the striking cover plate and the connecting block are fixed through the fixing bolt.

The utility model discloses further set up to: the end wall of striking apron, which is far away from the connecting block direction, is provided with the ladder groove, fixing bolt is arranged in the ladder groove.

By adopting the technical scheme, when the hammer strikes the striking cover plate, the fixing bolt is easy to strike; the fixing bolt is damaged to cause the connection between the striking cover plate and the connecting block to be loosened, so that the striking cover plate is separated from the striking sleeve under the elastic action of the elastic piece; the ladder groove is arranged, so that the fixing bolt is positioned in the ladder groove, the contact between the fixing bolt and the hand hammer is reduced, and the fixing bolt is protected.

The utility model discloses further set up to: the lateral wall of connecting block is provided with the operation hole along its thickness direction, interference fit has operating handle in the operation hole.

By adopting the technical scheme, due to the arrangement of the operating handle, a worker can hold the operating handle by hand to keep the fixing column in the inner ring of the bearing; the situation that the fixing column is separated from the inner ring of the bearing due to the vibration between the striking sleeve and the bearing is reduced.

The utility model discloses further set up to: the outside cover of operating handle is equipped with the protective sheath.

By adopting the technical scheme, the arrangement of the protective sleeve can increase the friction force between hands and the operating handle and has an anti-skid effect; on the other hand, the operating handle vibrates along with the striking sleeve, and the comfort of hands is improved by using the flexibility of the protective sleeve made of rubber; the impact force generated between the operating handle and the hand is reduced, and the protection effect is achieved.

The utility model discloses further set up to: the fixing column is provided with a fixing groove for inserting the elastic piece along the length direction of the fixing column, one end of the elastic piece can be abutted against the side wall of the striking cover plate, and the other end of the elastic piece can be abutted against the bottom wall of the fixing groove.

By adopting the technical scheme, after the striking cover plate is opened, a worker inserts the elastic piece into the fixing groove; when the striking cover plate is covered, the elastic piece is stably positioned in the fixing groove, so that the striking cover plate is convenient to fix; the setting of fixed slot plays the effect of location to the elastic component for the elastic component compresses along the depth direction of fixed slot.

To sum up, the utility model discloses a beneficial technological effect does:

1. when a worker uses a hand hammer to knock the knocking cover plate, the end wall of the knocking sleeve close to the bearing direction collides with the inner ring of the bearing, so that the inner ring of the bearing is installed; the elastic piece is arranged to play a role of returning, after the end wall of the striking sleeve collides with the bearing, the striking sleeve returns to the original position, and at the moment, the abutting plate abuts against the inner side wall of the embedding groove; so that the distance between the striking sleeve and the bearing is still kept, and the next striking and collision are facilitated; on the other hand, the elastic piece plays a role in buffering, and the impact force of the striking cover plate on the fixing column is reduced;

2. when the hammer strikes the striking cover plate, the fixing bolt is easy to strike; the fixing bolt is damaged to cause the connection between the striking cover plate and the connecting block to be loosened, so that the striking cover plate is separated from the striking sleeve under the elastic action of the elastic piece; the ladder groove is arranged, so that the fixing bolt is positioned in the ladder groove, the contact between the fixing bolt and the hand hammer is reduced, and the fixing bolt is protected.

Drawings

FIG. 1 is a schematic structural diagram of a bearing quick-mounting tool for a loader in an embodiment;

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, fixing columns; 11. a butt joint plate; 12. a guide surface; 13. fixing grooves; 2. a striking sleeve; 21. an embedding groove; 22. an elastic member; 23. connecting blocks; 231. an operation hole; 3. striking the cover plate; 31. fixing the bolt; 32. a stepped groove; 4. an operating handle; 41. a protective sleeve; 5. and a bearing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the utility model discloses a quick bearing installation tool for a loader, which comprises a fixed column 1 capable of being inserted into an inner ring of a bearing 5, wherein the fixed column 1 is matched with the inner ring of the bearing 5; the outer part of the fixed column 1 is sleeved with a striking sleeve 2, and the outer diameter of the end wall of the striking sleeve 2 close to the bearing 5 is smaller than that of the inner ring of the bearing 5; the end wall of the striking sleeve 2 far away from the bearing 5 is provided with a striking cover plate 3, and the end wall of the fixing column 1 far away from the striking cover plate 3 is provided with a guide surface 12; the guide surface 12 is arranged to facilitate the insertion of the fixing column 1 into the inner ring of the bearing 5.

Referring to fig. 1 and 2, an elastic member 22 is arranged between the striking cover plate 3 and the fixed column 1, the elastic member 22 is preferably a spring, and the elastic member 22 is located inside the striking sleeve 2; the fixing column 1 is provided with a fixing groove 13 for inserting an elastic piece 22 along the length direction, one end of the elastic piece 22 can be abutted against the side wall of the striking cover plate 3, and the other end of the elastic piece 22 can be abutted against the bottom wall of the fixing groove 13; the inside wall of striking cover 2 is provided with along its radial embedding groove 21, and the end wall of fixed column 1 has along its circumference integrated into one piece has the butt plate 11 with embedding groove 21 looks adaptation.

Referring to fig. 1 and 2, a connecting block 23 is integrally formed on the side wall of the striking sleeve 2 close to the striking cover plate 3 along the circumferential direction, and the side wall of the connecting block 23 is flush with the side wall of the striking cover plate 3; the end wall of the striking cover plate 3 far away from the connecting block 23 is provided with a plurality of stepped grooves 32, and a plurality of fixing bolts 31 penetrate through the striking cover plate 3; each fixing bolt 31 is located in a corresponding stepped groove 32, and all the fixing bolts 31 may be threadedly coupled with the connection block 23.

Referring to fig. 1, an operation hole 231 is formed in the side wall of the connection block 23 along the thickness direction thereof, an operation handle 4 is inserted into the operation hole 231 in an interference manner, and a worker can select the length of the operation handle 4 according to actual requirements; the operating handle 4 is externally sleeved with a protective sleeve 41, and the protective sleeve 41 is preferably made of rubber.

The implementation principle of the embodiment is as follows: when a worker installs the bearing 5, the fixing column 1 is inserted into the inner ring of the bearing 5 through the guide surface 12, then the operating handle 4 is held by one hand, and the hand is attached to the protective sleeve 41; the other hand holds the hand hammer to knock the cover plate 3; the knocked striking cover plate 3 drives the striking sleeve 2 to move towards the bearing 5, and the end wall of the striking sleeve 2 collides with the bearing 5, so that the inner ring of the bearing 5 is inserted into the outer ring; at this time, the elastic member 22 is compressed; when the hammer is separated from the striking cover plate 3, the elastic part 22 is restored to the original state and pushes the striking cover plate 3 to move towards the direction departing from the bearing 5; the striking cover plate 3 drives the striking sleeve 2 to move together until the abutting plate 11 abuts against the embedding groove 21, and a gap is reserved between the striking sleeve 2 and the bearing 5 at the moment, so that the next striking collision is facilitated.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a quick mounting tool of bearing for loader, includes fixed column (1) that can insert bearing (5) inner circle, its characterized in that: a striking sleeve (2) is sleeved outside the fixed column (1), and the outer diameter of the end wall of the striking sleeve (2) close to the bearing (5) is smaller than that of the inner ring of the bearing (5); an embedding groove (21) is formed in the inner side wall of the striking sleeve (2), and a butt joint plate (11) matched with the embedding groove (21) is arranged on the end wall of the fixing column (1) along the circumferential direction of the fixing column; the end wall of the striking sleeve (2) far away from the bearing (5) is provided with a striking cover plate (3), an elastic piece (22) is arranged between the striking cover plate (3) and the fixing column (1), and the elastic piece (22) is located inside the striking sleeve (2).

2. The quick bearing installation tool for a loader of claim 1, characterized in that: the end wall of the fixing column (1) far away from the direction of the striking cover plate (3) is provided with a guide surface (12) which is convenient for the fixing column (1) to be inserted into the inner ring of the bearing (5).

3. The quick bearing installation tool for a loader of claim 1, characterized in that: the side wall of striking cover (2) direction near striking apron (3) is provided with connecting block (23) along its circumference, the lateral wall of connecting block (23) flushes with the lateral wall of striking apron (3) mutually.

4. The quick bearing installation tool for a loader of claim 3, characterized in that: the striking cover plate (3) is provided with a plurality of fixing bolts (31) in a penetrating mode, and the fixing bolts (31) can be in threaded connection with the connecting block (23).

5. The quick bearing installation tool for a loader of claim 4, characterized in that: the end wall of striking apron (3) keeping away from connecting block (23) direction is provided with ladder groove (32), fixing bolt (31) are located ladder groove (32).

6. The quick bearing installation tool for a loader of claim 3, characterized in that: the side wall of connecting block (23) is provided with operation hole (231) along its thickness direction, interference fit has operating handle (4) in operation hole (231).

7. The quick bearing installation tool for a loader of claim 6, characterized in that: the outer sleeve of operating handle (4) is equipped with protective sheath (41).

8. The quick bearing installation tool for a loader of claim 1, characterized in that: the fixing column (1) is provided with a fixing groove (13) for inserting an elastic piece (22) along the length direction of the fixing column, one end of the elastic piece (22) can be abutted against the side wall of the striking cover plate (3), and the other end of the elastic piece can be abutted against the bottom wall of the fixing groove (13).