CN212899387U

CN212899387U - Conical bearing clearance adjusting structure

Info

Publication number: CN212899387U
Application number: CN202020954446.9U
Authority: CN
Inventors: 戴晶; 吴禹春; 王广泰; 王圣红; 高宇; 李阳; 李著成; 李振慧
Original assignee: Harbin Dongdian Industrial Development Co ltd
Current assignee: Harbin Dongdian Industrial Development Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-04-06
Anticipated expiration: 2030-05-30

Abstract

The utility model discloses a conical bearing clearance adjustment structure, including bearing inner circle, installation cavity, bearing roller, holder and bearing inner race, the installation cavity has been seted up at the middle part of bearing inner circle, and the outside of bearing inner circle installs the bearing roller, the bearing roller is installed on the holder, the upper end fixed mounting of holder has first strengthening rib, the bearing inner race is installed in the outside of holder, and the upper end of bearing inner race installs the actuating lever, the lower extreme of actuating lever is connected with the regulating block, the left end fixed mounting of regulating block has the connecting rod, and the left end of connecting rod installs the inside at the stopper, the movable block is installed on the right side of regulating block, and the right-hand member fixed mounting of movable block has the locating lever. This conical bearing clearance adjustment structure can conveniently effectively adjust conical bearing's clearance when using to reduce rocking of rotation axis or transmission shaft, improve the holistic life of conical bearing.

Description

Conical bearing clearance adjusting structure

Technical Field

The utility model relates to a conical bearing correlation technique field specifically is a conical bearing clearance adjustment structure.

Background

In various mechanical transmission devices, a bearing is an essential component, a mechanical rotating body can be supported by the bearing, the friction coefficient in the movement process can be reduced, the bearing can be divided into a ball bearing, a conical bearing and a thrust bearing, and the clearance of the conical bearing is usually adjusted in order to reduce the shaking of a rotating shaft or a transmission shaft in the use process.

However, the existing conical bearing has the following problems:

the existing conical bearing is not convenient for effectively adjusting the gap of the bearing, and the overall adjusting precision is low, and the gap is too large due to improper assembly adjustment, so that the rotating shaft or the transmission shaft is easily shaken due to too large gap in the using process, and meanwhile, the conical roller can also vibrate, so that the service life of the conical bearing is greatly shortened.

Aiming at the problems, the innovative design is carried out on the basis of the original conical bearing.

Disclosure of Invention

An object of the utility model is to provide a conical bearing clearance adjustment structure to it is not convenient for effectively adjust the clearance of bearing to provide current conical bearing in solving above-mentioned background art, and holistic regulation precision is lower, because improper because of the assembly adjustment, thereby lead to the clearance too big, the in-process of using leads to rotation axis or transmission shaft to appear rocking because of the clearance is too big easily, also can make tapered roller produce vibrations simultaneously, very big like this has reduced conical bearing's life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a conical bearing clearance adjusting structure comprises a bearing inner ring, an installation cavity, a bearing roller, a retainer and a bearing outer ring, wherein the installation cavity is formed in the middle of the bearing inner ring, the bearing roller is installed on the outer side of the bearing inner ring, the bearing roller is installed on the retainer, a through hole is formed in the retainer, a first reinforcing rib is fixedly installed at the upper end of the retainer, a second reinforcing rib is fixedly installed at the lower end of the retainer, the bearing outer ring is installed on the outer side of the retainer, a driving rod is installed at the upper end of the bearing outer ring, the lower end of the driving rod is connected with an adjusting block, the adjusting block is installed in a cavity, the cavity is formed in the side of the bearing outer ring, a connecting rod is fixedly installed at the left end of the adjusting block, a movable block is installed at the left end, and the right end of the movable block is fixedly provided with a positioning rod which is fixedly arranged at the side of the retainer.

Preferably, the first reinforcing rib and the second reinforcing rib are respectively positioned at the upper end and the lower end of the retainer, and the first reinforcing rib and the second reinforcing rib are in a welding integrated structure with the retainer.

Preferably, the second reinforcing rib and the first reinforcing rib are both arranged in an annular structure, the second reinforcing rib and the first reinforcing rib are attached to the outer walls of the upper end portion and the lower end portion of the retainer, and through holes are uniformly distributed in the retainer.

Preferably, be threaded connection between the lower extreme of actuating lever and the regulating block, and be integrated structure between the left end of regulating block and the connecting rod.

Preferably, the outer wall of connecting rod and the inner wall of stopper laminate each other, and constitute sliding connection structure between connecting rod and the stopper.

Preferably, laminate each other between the left side of movable block right side and regulating block, and movable block and regulating block all set up to right trapezoid structure to binding face between movable block and the regulating block sets up to the hypotenuse.

Compared with the prior art, the beneficial effects of the utility model are that: the clearance adjusting structure of the conical bearing can conveniently and effectively adjust the clearance of the conical bearing when in use, thereby reducing the shaking of a rotating shaft or a transmission shaft and prolonging the service life of the whole conical bearing;

1. the adjusting block is arranged, the adjusting block can move on the driving rod by the rotation of the driving rod, the moving of the adjusting block can extrude the movable block, so that the movable block moves rightwards, the retainer can be pushed to adjust under the action of the positioning rod by the movable block moving rightwards, and the axial gap between the bearing inner ring and the bearing outer ring can be conveniently changed by the movement of the retainer;

2. the retainer is provided with the first reinforcing rib, the first reinforcing rib and the second reinforcing rib which are provided with annular structures are respectively welded at the upper end and the lower end of the retainer, the integral strength of the retainer in use can be improved through the installation of the first reinforcing rib and the second reinforcing rib, and the service life of the conical bearing is indirectly prolonged.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic cross-sectional view of the bearing outer ring of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic structural view of the retainer and the through hole of the present invention.

In the figure: 1. a bearing inner race; 2. a mounting cavity; 3. a bearing roller; 4. a holder; 5. a through hole; 6. a first reinforcing rib; 7. a second reinforcing rib; 8. a bearing outer race; 9. a drive rod; 10. an adjusting block; 11. a cavity; 12. a connecting rod; 13. a limiting block; 14. a movable block; 15. and (5) positioning the rod.

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 conical bearing clearance adjusting structure comprises a bearing inner ring 1, an installation cavity 2, a bearing roller 3, a retainer 4, a through hole 5, a first reinforcing rib 6, a second reinforcing rib 7, a bearing outer ring 8, a driving rod 9, a regulating block 10, a cavity 11, a connecting rod 12, a limiting block 13, a movable block 14 and a positioning rod 15, wherein the installation cavity 2 is formed in the middle of the bearing inner ring 1, the bearing roller 3 is installed on the outer side of the bearing inner ring 1, the bearing roller 3 is installed on the retainer 4, the through hole 5 is formed in the retainer 4, the first reinforcing rib 6 is fixedly installed at the upper end of the retainer 4, the second reinforcing rib 7 is fixedly installed at the lower end of the retainer 4, the bearing outer ring 8 is installed on the outer side of the retainer 4, the driving rod 9 is installed at the upper end of the bearing outer ring 8, the lower end of the driving, and cavity 11 sets up inside the avris of bearing inner race 8, and the left end fixed mounting of regulating block 10 has connecting rod 12, and the left end of connecting rod 12 installs in stopper 13's inside, and the movable block 14 is installed on the right side of regulating block 10, and the right-hand member fixed mounting of movable block 14 has locating lever 15 to locating lever 15 fixed mounting is in the avris of holder 4.

First strengthening rib 6 and second strengthening rib 7 are located the upper end and the lower extreme of holder 4 respectively, and first strengthening rib 6 and second strengthening rib 7 all with the holder 4 between for the welding integral structure, second strengthening rib 7 and first strengthening rib 6 all set up to the loop configuration, and laminate each other between the upper and lower tip outer wall of second strengthening rib 7 and first strengthening rib 6 all with holder 4, and evenly distributed has through-hole 5 on the holder 4, thereby can improve holder 4 self holistic use strength when using through holder 4 upper and lower tip welded mounting's first strengthening rib 6 and second strengthening rib 7.

Threaded connection is adopted between the lower end of the driving rod 9 and the adjusting block 10, an integrated structure is adopted between the left end of the adjusting block 10 and the connecting rod 12, and the adjusting block 10 can move on the driving rod 9 through rotation of the driving rod 9.

The outer wall of connecting rod 12 and the inner wall of stopper 13 laminate each other, and constitute sliding connection structure between connecting rod 12 and the stopper 13, connecting rod 12 can avoid regulating block 10 to follow actuating lever 9 and carry out synchronous rotation in the inside slip of stopper 13.

Laminating each other between 14 right sides of movable block and the left side of regulating block 10, and movable block 14 and regulating block 10 all set up to the right trapezoid structure to binding face between movable block 14 and the regulating block 10 sets up to the hypotenuse, and the motion of regulating block 10 can make movable block 14 carry out simultaneous movement under the effect of hypotenuse.

The working principle is as follows: when the conical bearing clearance adjusting structure is used, firstly, as shown in fig. 1-4, the upper end and the lower end of the retainer 4 are respectively welded with the first reinforcing rib 6 and the second reinforcing rib 7 which are of annular structures, and the integral strength of the retainer 4 can be increased when the conical bearing is used through the installation of the first reinforcing rib 6 and the second reinforcing rib 7, so that the probability of damage to the retainer 4 is reduced, and the service life of the conical bearing is indirectly prolonged;

as shown in fig. 1-3, when the clearance of the conical bearing needs to be adjusted, the driving rod 9 is rotated, the rotation of the driving rod 9 can enable the adjusting block 10 to move on the driving rod 9, the movement of the adjusting block 10 can squeeze the movable block 14 to the right under the action of the inclined edge, the movable block 14 can push the retainer 4 under the action of the positioning rod 15 after being stressed, the movement of the retainer 4 can drive the bearing inner ring 1 to perform synchronous adjustment, and the axial clearance between the bearing inner ring 1 and the bearing outer ring 8 can be conveniently adjusted through the position adjustment of the bearing inner ring 1.

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 conical bearing clearance adjustment structure, includes bearing inner race (1), installation cavity (2), bearing roller (3), holder (4) and bearing inner race (8), its characterized in that: the mounting cavity (2) is seted up at the middle part of the bearing inner ring (1), the bearing roller (3) is installed on the outer side of the bearing inner ring (1), the bearing roller (3) is installed on the retainer (4), the through hole (5) is opened on the retainer (4), the upper end fixed mounting of the retainer (4) is provided with the first reinforcing rib (6), the lower end fixed mounting of the retainer (4) is provided with the second reinforcing rib (7), the outer side of the retainer (4) is provided with the bearing outer ring (8), the upper end of the bearing outer ring (8) is provided with the driving rod (9), the lower end of the driving rod (9) is connected with the adjusting block (10), the adjusting block (10) is installed in the cavity (11), the cavity (11) is opened in the side of the bearing outer ring (8), the left end fixed mounting of the adjusting block (10) is provided with, and the left end of connecting rod (12) is installed in the inside of stopper (13), movable block (14) are installed on the right side of regulating block (10), and the right-hand member fixed mounting of movable block (14) has locating lever (15) to locating lever (15) fixed mounting is at the avris of holder (4).

2. A clearance adjusting structure of a conical bearing according to claim 1, wherein: the first reinforcing rib (6) and the second reinforcing rib (7) are respectively located at the upper end and the lower end of the retainer (4), and the first reinforcing rib (6) and the second reinforcing rib (7) are in a welding integrated structure with the retainer (4).

3. A clearance adjusting structure of a conical bearing according to claim 1, wherein: the second reinforcing rib (7) and the first reinforcing rib (6) are both arranged to be of an annular structure, the second reinforcing rib (7) and the first reinforcing rib (6) are attached to the outer wall of the upper end portion and the lower end portion of the retainer (4) respectively, and through holes (5) are uniformly distributed in the retainer (4).

4. A clearance adjusting structure of a conical bearing according to claim 1, wherein: the lower end of the driving rod (9) is in threaded connection with the adjusting block (10), and the left end of the adjusting block (10) and the connecting rod (12) are in an integrated structure.

5. A clearance adjusting structure of a conical bearing according to claim 1, wherein: the outer wall of connecting rod (12) and the inner wall of stopper (13) laminate each other, and constitute sliding connection structure between connecting rod (12) and stopper (13).

6. A clearance adjusting structure of a conical bearing according to claim 1, wherein: laminating each other between the left side of movable block (14) right side and regulating block (10), and movable block (14) and regulating block (10) all set up to right trapezoid structure to binding face between movable block (14) and regulating block (10) sets up to the hypotenuse.