CN215634387U

CN215634387U - Novel double-row double-acting type slewing bearing

Info

Publication number: CN215634387U
Application number: CN202122063799.7U
Authority: CN
Inventors: 胡少锋
Original assignee: Xinchang Runfeng Automation Technology Co ltd
Current assignee: Xinchang Runfeng Automation Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-25
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a novel double-row double-acting slewing bearing which comprises a mounting plate, wherein a bearing sleeve is arranged on the surface of the mounting plate, a bearing outer ring is arranged in an inner cavity of the bearing sleeve, a bearing inner ring is arranged on the inner side of the bearing outer ring, a protective cover is arranged between the bearing inner ring and the bearing outer ring, limiting clamping blocks are arranged at the top and the bottom of the surface of the protective cover, and arc-shaped grooves are formed in the outer surface of the bearing inner ring and the inner surface of the bearing outer ring. According to the double-row double-acting slewing bearing, the problems that a double-row double-acting slewing bearing on the existing market does not have a function of good use effect, the bearing is inconvenient to mount and fix in the use process, the bearing is relatively seriously abraded, the lubrication is inconvenient, and the long-time use of the bearing is influenced are solved through the bearing inner ring, the protective cover, the screw block, the bearing outer ring, the bearing sleeve, the fixing bolt, the boron nitride coating, the ceramic particle wear-resistant coating, the arc-shaped groove, the through groove, the limiting clamping block, the oil filling port and the plug.

Description

Novel double-row double-acting type slewing bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a novel double-row double-acting slewing bearing.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.

Along with the progress of times and the development of science and technology, people have higher and higher requirements on the use of bearings, and the double-row double-acting type slewing bearing on the existing market does not have the function of good use effect, so that the bearing is inconvenient to install and fix, the bearing is relatively seriously abraded, the lubrication is inconvenient, and the long-time use of the bearing is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel double-row double-acting type slewing bearing which has the advantage of good using effect and solves the problems that the double-row double-acting type slewing bearing on the existing market does not have the function of good using effect, the bearing is inconvenient to install and fix in the using process, the bearing is relatively seriously worn and inconvenient to lubricate, and the long-time use of the bearing is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel double-row double acting formula slewing bearing, includes the mounting panel, the surface mounting of mounting panel has the bearing housing, the bearing inner race is installed to the inner chamber of bearing housing, the bearing inner race is installed to the inboard of bearing inner race, install the protection casing between bearing inner race and the bearing inner race, spacing fixture block is all installed to the top and the bottom on protection casing surface, the arc recess has all been seted up to the surface of bearing inner race and the internal surface of bearing inner race, the inner chamber sliding connection of arc recess has the ball body, the surface mounting of ball body has the ball chain, the surface coating of ball body has the boron nitride coating, the surface coating of arc recess has ceramic particle wear-resistant coating.

Preferably, the surface of the mounting plate is provided with mounting holes all around, and the inner cavity of the mounting hole is provided with threads.

Preferably, through grooves are formed in two sides of the bearing sleeve, a screw block is fixedly connected to an inner cavity of each through groove, and a fixing bolt is connected to an inner cavity of each screw block in a threaded mode.

Preferably, the top and the bottom of the surface of the protective cover are both provided with an oil filling port, and an inner cavity of the oil filling port is provided with a plug.

Preferably, the tolerance fit relationship between the outer diameter of the bearing outer ring and the inner diameter of the bearing sleeve is interference fit, and the height of the bearing sleeve is greater than that of the bearing outer ring.

Preferably, the number of the arc-shaped grooves is two, and the number of the ball bodies in the inner cavity of each group of the arc-shaped grooves is 8.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the double-row double-acting slewing bearing, the function of good use effect can be achieved through the bearing inner ring, the protective cover, the screw block, the bearing outer ring, the bearing sleeve, the fixing bolt, the boron nitride coating, the ceramic particle wear-resistant coating, the arc-shaped groove, the through groove, the limiting clamping block, the oil filling port and the plug, and the problems that the double-row double-acting slewing bearing in the existing market does not have the function of good use effect, the bearing is inconvenient to mount and fix in the use process, the bearing is relatively seriously worn, the lubrication is inconvenient, and the long-time use of the bearing is influenced are solved.

2. The installation plate and the installation holes are arranged for use, so that a user can fix the equipment more conveniently, and the operation and use of the user are facilitated;

the installation and the use of the screw block and the fixing bolt can be more convenient for a user to install and fix the equipment, and the operation and the use of the user are convenient;

through the use of the oil filling port and the plug, a user can lubricate the bearing more conveniently, and the operation and use of the user are facilitated;

the bearing can be effectively ensured to be stably installed by determining the tolerance fit relation between the bearing outer ring and the bearing sleeve;

through the use quantity of confirming the ball body, can effectively ensure the rotational stability of bearing, convenient to use user's long-time use.

Drawings

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

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

FIG. 3 is a cross-sectional view of a bearing of the present invention;

fig. 4 is a schematic view of the protective cover structure of the present invention.

In the figure: 1. mounting a plate; 2. a bearing inner race; 3. a protective cover; 4. a screw block; 5. a bearing outer race; 6. mounting holes; 7. a bearing housing; 8. fixing the bolt; 9. a ball body; 10. a ball chain; 11. a boron nitride coating; 12. a wear-resistant coating of ceramic particles; 13. an arc-shaped groove; 14. a through groove; 15. a limiting clamping block; 16. an oil filler; 17. and (7) a plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of 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", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The mounting plate 1, the bearing inner ring 2, the protective cover 3, the screw block 4, the bearing outer ring 5, the mounting hole 6, the bearing sleeve 7, the fixing bolt 8, the ball body 9, the ball chain 10, the boron nitride coating 11, the ceramic particle wear-resistant coating 12, the arc-shaped groove 13, the through groove 14, the limiting fixture block 15, the oil filling port 16 and the plug 17 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the mounting plate can be known by a technical manual or a conventional experimental method.

Referring to fig. 1-4, a novel double-row double-acting slewing bearing comprises a mounting plate 1, wherein mounting holes 6 are formed on the periphery of the surface of the mounting plate 1, inner cavities of the mounting holes 6 are provided with threads, the mounting plate 1 and the mounting holes 6 are provided for use, so that a user can fix the device more conveniently, the user can use the device conveniently, a bearing sleeve 7 is mounted on the surface of the mounting plate 1, through grooves 14 are formed in two sides of the bearing sleeve 7, a screw block 4 is fixedly connected to the inner cavity of the through groove 14, a fixing bolt 8 is connected to the inner cavity of the screw block 4 in a threaded manner, the device can be more conveniently installed and fixed by the user through the installation and use of the screw block 4 and the fixing bolt 8, the user can use the device conveniently, the bearing outer ring 5 is mounted in the inner cavity of the bearing sleeve 7, a bearing inner ring 2 is mounted on the inner side of the bearing outer ring 5, and the tolerance fit relation between the outer diameter of the bearing outer ring 5 and the inner diameter of the bearing sleeve 7 is in an interference fit manner, the height of the bearing sleeve 7 is greater than that of the bearing outer ring 5, stable installation of the bearing can be effectively ensured by determining the tolerance fit relation between the bearing outer ring 5 and the bearing sleeve 7, the protective cover 3 is installed between the bearing inner ring 2 and the bearing outer ring 5, the top and the bottom of the surface of the protective cover 3 are both provided with an oil filling port 16, an end cap 17 is installed in an inner cavity of the oil filling port 16, the bearing can be lubricated more conveniently by a user through the use of the oil filling port 16 and the end cap 17, the operation and the use of the user are convenient, the top and the bottom of the surface of the protective cover 3 are both provided with a limiting clamping block 15, the outer surface of the bearing inner ring 2 and the inner surface of the bearing outer ring 5 are both provided with an arc-shaped groove 13, the inner cavity of the arc-shaped groove 13 is slidably connected with a ball body 9, the surface of the ball body 9 is provided with a ball chain 10, and the outer surface of the ball body 9 is coated with a boron nitride coating 11, the surface coating of arc recess 13 has ceramic granule wear-resistant coating 12, and the quantity of arc recess 13 is two rows, and the quantity of ball body 9 is 8 in the inner chamber of every group arc recess 13, through the use quantity of confirming ball body 9, can effectively ensure the rotational stability of bearing, convenient to use person's long-time use.

When in use, the boron nitride coating 11 and the ceramic particle wear-resistant coating 12 are used, so that the wear resistance of the ball body 9 and the arc-shaped groove 13 in the bearing can be effectively improved, the abnormal wear of the bearing in the long-time use process is avoided, the service life of the bearing is ensured, the bearing can be more conveniently installed by a user through the screw block 4 and the fixing bolt 8, through the use of the oil filling port 16 and the plug 17, the filling of lubricating oil can be more convenient for a user, and through the matching of the structures, can lead the device to achieve the function of good use effect, solves the problem that the double-row double-acting type slewing bearing on the prior market does not have the function of good use effect, in the use, the installation of bearing is fixed inconvenient, and bearing wearing and tearing are comparatively serious, and is lubricated inconvenient, influences the problem that the bearing used for a long time, is fit for using widely.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel double-row double-acting type slewing bearing, includes mounting panel (1), its characterized in that: the surface of the mounting plate (1) is provided with a bearing sleeve (7), the inner cavity of the bearing sleeve (7) is provided with a bearing outer ring (5), the inner side of the bearing outer ring (5) is provided with a bearing inner ring (2), a protective cover (3) is arranged between the bearing inner ring (2) and the bearing outer ring (5), the top and the bottom of the surface of the protective cover (3) are both provided with a limiting clamping block (15), the outer surface of the bearing inner ring (2) and the inner surface of the bearing outer ring (5) are both provided with arc-shaped grooves (13), the inner cavity of the arc-shaped groove (13) is connected with a ball body (9) in a sliding way, the surface of the ball body (9) is provided with a ball chain (10), the outer surface of the ball body (9) is coated with a boron nitride coating (11), the surface of the arc-shaped groove (13) is coated with a ceramic particle wear-resistant coating (12).

2. The new double row double acting slewing bearing of claim 1, characterized in that: mounting holes (6) are formed in the periphery of the surface of the mounting plate (1), and threads are formed in the inner cavity of each mounting hole (6).

3. The new double row double acting slewing bearing of claim 1, characterized in that: the bearing sleeve is characterized in that through grooves (14) are formed in two sides of the bearing sleeve (7), a screw block (4) is fixedly connected to an inner cavity of each through groove (14), and a fixing bolt (8) is connected to an inner cavity of each screw block (4) in a threaded mode.

4. The new double row double acting slewing bearing of claim 1, characterized in that: oil filling ports (16) are formed in the top and the bottom of the surface of the protective cover (3), and plugs (17) are installed in the inner cavity of the oil filling ports (16).

5. The new double row double acting slewing bearing of claim 1, characterized in that: the tolerance fit relation between the outer diameter of the bearing outer ring (5) and the inner diameter of the bearing sleeve (7) is interference fit, and the height of the bearing sleeve (7) is larger than that of the bearing outer ring (5).

6. The new double row double acting slewing bearing of claim 1, characterized in that: the number of the arc-shaped grooves (13) is two, and the number of the ball bodies (9) in the inner cavity of each group of the arc-shaped grooves (13) is 8.