CN212775210U

CN212775210U - Shaft sleeve joint structure

Info

Publication number: CN212775210U
Application number: CN202021591831.8U
Authority: CN
Inventors: 王成立
Original assignee: Tianjin Kaifa Machinery Co ltd
Current assignee: Tianjin Kaifa Machinery Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-23
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a shaft sleeve joint structure, including axle sleeve main part and first hollow block, both sides position all is provided with the extension piece about the axle sleeve main part, the fixed horizontal piece that is provided with of extension piece inside central point position level, horizontal piece central point puts and has seted up the spacing groove. The utility model discloses to extend the inside position of piece sliding chute, and settle the axle sleeve main part in base outside end position, then extrude the axle sleeve main part of both sides, make the rubber pad hug closely in base outside end position, and make the horizontal piece of both sides crisscross each other, then rotate the screw rod through the cross recess, make the screw rod move down, drive the toper piece downstream, make the toper piece downstream insert to spacing groove coincidence position, then continue to rotate the screw rod, make the toper piece continue downstream, thereby to the left side horizontal piece of right side extrusion, the right side horizontal piece of left side extrusion, thereby make the axle sleeve main part do the extrusion base motion, it makes things convenient for its use until the axle sleeve main part is fixed completely.

Description

Shaft sleeve joint structure

Technical Field

The utility model relates to an axle sleeve equipment field specifically is an axle sleeve joint structure.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of the sliding bearing; typically, the sleeve is an interference fit with the bearing seat and a clearance fit with the shaft.

The existing shaft sleeve needs to be in interference fit with the bearing seat when being connected, so that the installation is labor-consuming, the simultaneous disassembly is also very inconvenient, but if the existing shaft sleeve is not in interference connection, the connection part is not loosened, the use is influenced, and the problem is solved by a device in urgent need.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an axle sleeve joint structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a shaft sleeve joint structure comprises a shaft sleeve main body and a first hollow block, wherein an extending block is arranged at the upper end position and the lower end position of the shaft sleeve main body in a one-piece forming mode, a horizontal block is horizontally and fixedly welded at the central position of the inner side end of the extending block, a limiting groove is formed at the central position of the horizontal block, a sliding groove is horizontally formed at the central position of the two side ends of the first hollow block, a second hollow block is fixedly welded at the central position of the upper end of the first hollow block, a screw rod is arranged at the central position of the upper end of the second hollow block in a winding mode through threads, the screw rod moves up and down along the second hollow block through rotation, a conical block is fixedly welded at the lower end position of the screw rod, the lower end of the conical block is a tip, the extending block slides into the sliding groove when the shaft sleeve main body is used, the shaft sleeve, and make the horizontal piece of both sides crisscross each other, then rotate the screw rod through the cross recess, make the screw rod remove downwards, drive the toper piece and remove downwards, make the toper piece remove downwards and insert to spacing groove coincidence position, then continue to rotate the screw rod, make the toper piece continue to remove downwards, thereby extrude left side horizontal piece to the right side, extrude right side horizontal piece to the left side, thereby make the axle sleeve main part do the extrusion base motion, make things convenient for its use until the axle sleeve main part is fixed completely.

Preferably, the shaft sleeve main body is composed of semicircular rings on two sides.

Preferably, the position of the inner side end of the shaft sleeve main body is fixedly provided with a rubber pad in a bonding mode, and the rubber pad is convenient for protecting the position of the inner side end of the shaft sleeve main body.

Preferably, the central lower end of the extension block is movably clamped with the inside of the sliding groove, and the extension block slides left and right along the sliding groove, so that the shaft sleeve main body slides left and right along the sliding groove.

Preferably, the lower end position of the second hollow block is communicated with the interior of the first hollow block.

Preferably, a cross groove is formed in the center of the front end of the screw rod, and the cross groove facilitates rotation of the screw rod.

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

1. the utility model discloses slide extension piece into spout inside position, and settle the axle sleeve main part in base outside end position, then extrude the axle sleeve main part of both sides, make the rubber pad hug closely in base outside end position, and make the horizontal piece of both sides crisscross each other, then rotate the screw rod through the cross recess, make the screw rod move down, drive the toper piece and move down, make the toper piece move down and insert to spacing groove coincidence position, then continue to rotate the screw rod, make the toper piece continue to move down, thereby extrude left side horizontal piece to the right side, extrude right side horizontal piece to the left side, thereby make the axle sleeve main part do the motion of extrusion base, until the axle sleeve main part is fixed completely and make things convenient for its use;

2. the utility model discloses when needing to dismantle, the reverse rotation screw rod for the toper piece resets, thereby makes the axle sleeve main part pine of both sides loose, convenient dismantlement, greatly reduced the dismantlement degree of difficulty of device.

Drawings

Fig. 1 is a schematic view of the overall structure of a shaft-sleeve joint structure of the present invention;

fig. 2 is a cross-sectional view of a first hollow block of the axle sleeve joint structure of the present invention;

fig. 3 is a top view of a first hollow block of the axle sleeve joint structure of the present invention;

fig. 4 is a top view of the horizontal block of the axle sleeve joint structure of the present invention.

In the figure: 1. a shaft sleeve main body; 2. an extension block; 3. a first hollow block; 4. a rubber pad; 5. a second hollow block; 6. a screw; 7. a chute; 8. a horizontal block; 9. a conical block; 10. a limiting groove; 11. a cross-shaped groove.

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. 1-4, the present invention provides a technical solution: a shaft sleeve joint structure comprises a shaft sleeve main body 1 and a first hollow block 3, wherein the shaft sleeve main body 1 is composed of semicircular rings at two sides, a rubber pad 4 is fixedly bonded at the inner side end position of the shaft sleeve main body 1, the rubber pad 4 is convenient for protecting the inner side end position of the shaft sleeve main body 1, an extending block 2 is integrally formed at the upper side end position and the lower side end position of the shaft sleeve main body 1, a horizontal block 8 is horizontally welded and fixed at the central position of the inner side end of the extending block 2, a limiting groove 10 is formed at the central position of the horizontal block 8, a sliding groove 7 is horizontally formed at the central position of the two sides of the first hollow block 3, the central lower end position of the extending block 2 is movably clamped and connected with the inside of the sliding groove 7, the extending block 2 slides left and right along the sliding groove 7, so that the shaft sleeve main body 1 slides left and right along the sliding groove 7, a second, the central position of the upper end of the second hollow block 5 is connected with a screw 6 in a winding way through threads, the screw 6 moves up and down along the second hollow block 5 through rotation, the central position of the front end of the screw 6 is provided with a cross groove 11, the cross groove 11 is convenient for rotating the screw 6, the lower end position of the screw 6 is fixedly welded with a conical block 9, the lower end of the conical block 9 is a tip, when in use, the extension block 2 slides into the inner position of the chute 7, the shaft sleeve main body 1 is arranged at the outer end position of the base, then the shaft sleeve main bodies 1 at two sides are extruded, so that the rubber pads 4 are tightly attached to the outer end position of the base, and the horizontal blocks 8 at two sides are mutually staggered, then the screw 6 is rotated through the cross groove 11, so that the screw 6 moves downwards, the conical block 9 is driven to move downwards, the conical block 9 is inserted to the coincident position of, thereby to the left side extrusion horizontal piece 8 of right side, left side extrusion horizontal piece 8 to make axle sleeve main part 1 do the extrusion base motion, make things convenient for its use until axle sleeve main part 1 is fixed completely.

The working principle is as follows: when the utility model is used, the extension block 2 is slid into the inner position of the sliding chute 7, the shaft sleeve main body 1 is arranged at the outer end position of the base, then the shaft sleeve main body 1 at both sides is extruded, the rubber pad 4 is clung to the outer end position of the base, the horizontal blocks 8 at both sides are mutually staggered, then the screw 6 is rotated through the cross groove 11, the screw 6 is moved downwards, the conical block 9 is driven to move downwards, the conical block 9 is inserted into the coincidence position of the limiting groove 10 in a downward moving way, then the screw 6 is continuously rotated, the conical block 9 is continuously moved downwards, so that the horizontal block 8 at the left side is extruded at the right side, the horizontal block 8 at the right side is extruded at the left side, the shaft sleeve main body 1 is extruded to move to the base, until the shaft sleeve main body 1 is completely fixed for facilitating the use, when the disassembly is needed, the screw 6 is reversely rotated, so that the conical block 9, the convenient dismantlement, greatly reduced the dismantlement degree of difficulty of device, have simple structure, convenient to use, excellent in use effect's advantage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an axle sleeve joint structure, includes axle sleeve main part (1) and first hollow block (3), its characterized in that: both sides position all is provided with extension piece (2) about axle sleeve main part (1), extension piece (2) medial extremity central point puts the level fixed horizontal piece (8) that is provided with, horizontal piece (8) central point puts and has seted up spacing groove (10), spout (7) have been seted up to first hollow piece (3) both sides end central point puts the level, first hollow piece (3) upper end central point puts the fixed hollow piece (5) of second that is provided with, the hollow piece (5) upper end central point of second puts the solderless wrapped connection and is provided with screw rod (6), screw rod (6) lower extreme rigidity is provided with conical block (9), conical block (9) lower extreme is most advanced.

2. The axle sleeve coupling structure according to claim 1, wherein: the shaft sleeve main body (1) is composed of semicircular rings on two sides.

3. The axle sleeve coupling structure according to claim 1, wherein: and a rubber pad (4) is fixedly arranged at the inner side end position of the shaft sleeve main body (1).

4. The axle sleeve coupling structure according to claim 1, wherein: the lower end of the center of the extension block (2) is movably clamped with the inside of the sliding groove (7).

5. The axle sleeve coupling structure according to claim 1, wherein: the lower end of the second hollow block (5) is communicated with the inside of the first hollow block (3).

6. The axle sleeve coupling structure according to claim 1, wherein: the center of the front end of the screw rod (6) is provided with a cross groove (11).