CN212250820U

CN212250820U - Bevel gear type slewing bearing device

Info

Publication number: CN212250820U
Application number: CN202021070491.4U
Authority: CN
Inventors: 郭贝贝; 王世荣; 王珩
Original assignee: LUOYANG LONGDA BEARING CO Ltd
Current assignee: LUOYANG LONGDA BEARING CO Ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-12-29
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a bevel gear formula slewing bearing device, including the outer lane, the inside embedding of outer lane is provided with the inner circle, and swing joint has the ball on the outer wall of inner circle to swing joint has the spacing block on the outer wall of ball, and the taper pin is installed in the inside embedding of outer lane moreover, the up end swing joint of outer lane has first sealing washer, and terminal surface swing joint second sealing washer under the inside inner circle of outer lane to the inside embedding of outer lane is connected with the stopper. This bevel gear formula slewing bearing device, the application is more extensive, avoids slewing bearing to receive operational environment's restriction, can not influence slewing bearing's practical value, and slewing bearing's practicality improves simultaneously, avoids making slewing bearing impaired and reduce its running noise because of big moment of torsion, avoids causing noise pollution to running stability improves, can not make mechanical equipment impaired, has increased slewing bearing's practicality.

Description

Bevel gear type slewing bearing device

Technical Field

The utility model relates to a slewing bearing technical field specifically is bevel gear formula slewing bearing device.

Background

The slewing bearing device is a novel mechanical part, has the advantages of bearing comprehensive load and moment, is widely applied to the mechanical industry nowadays, and along with the development of the mechanical industry, needs the slewing bearing to be capable of bearing large torque and low noise and operate stably, and is used in special environment in the mechanical industry.

However, the existing slewing bearing has the following problems:

the application field of slewing bearing is not sufficient for slewing bearing easily receives operational environment's restriction, influences slewing bearing's practical value, and slewing bearing's practicality is not enough simultaneously, easily because big moment of torsion is impaired and the operation noise is big, easily causes noise pollution, and the operation is unstable, easily makes mechanical equipment impaired.

In order to solve the problems, innovative design is urgently needed on the basis of the original slewing bearing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bevel gear formula slewing bearing device to solve above-mentioned background art and propose current slewing bearing's application area insufficient, make slewing bearing easily receive operational environment's restriction, influence slewing bearing's practical value, slewing bearing's practicality is not enough simultaneously, easily because big moment of torsion is impaired and the operation noise is big, easily causes noise pollution, and the operation is unstable, easily makes the impaired problem of mechanical equipment.

In order to achieve the above object, the utility model provides a following technical scheme: bevel gear formula slewing bearing device, including the outer lane, the inside embedding of outer lane is provided with the inner circle, and swing joint has the ball on the outer wall of inner circle to swing joint has the spacing block on the outer wall of ball, and the taper pin is installed in the inside embedding of outer lane moreover, the up end swing joint of outer lane has first sealing washer, and terminal surface swing joint second sealing washer under the inside inner circle of outer lane to the inside embedding of outer lane is connected with the stopper.

Preferably, a groove is formed in the inner wall of the outer ring, and the outer ring and the balls form a rotating structure.

Preferably, the outer wall of the inner ring is provided with a groove, and the inner ring and the balls form a rotating structure.

Preferably, the inner part of the outer ring and the inner ring is provided with a hole, and the diameter of the inner ring is smaller than that of the outer ring.

Preferably, the first sealing ring and the second sealing ring are made of nitrile rubber, the first sealing ring is attached to the outer ring, and the second sealing ring is attached to the inner ring.

Preferably, the plug and the plug constitute a sliding structure, and the plug and the taper pin constitute a snap-fit structure.

Compared with the prior art, the beneficial effects of the utility model are that: this bevel gear formula slewing bearing device, the application is more extensive, avoids slewing bearing to receive operational environment's restriction, can not influence slewing bearing's practical value, and slewing bearing's practicality improves simultaneously, avoids making slewing bearing impaired and reduce its running noise because of big moment of torsion, avoids causing noise pollution to running stability improves, can not make mechanical equipment impaired.

1. Through the structural design of the inner ring bevel gear, the rotary support can perform intersecting shaft transmission, the application field of the rotary support is increased, the rotary support is prevented from being restricted by the working environment, and the practical value of the rotary support cannot be influenced.

2. Bevel gear structure has characteristics such as the operation is stable and the noise is little, and the slewing bearing of bevel gear design for slewing bearing's practicality improves, avoids causing noise pollution because big moment of torsion is impaired and reduce the operation noise, and the operating stability improves, can not make mechanical equipment impaired.

Drawings

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

fig. 2 is a schematic view of the connection structure of the inner ring and the first sealing ring of the present invention;

FIG. 3 is a schematic view of the connection structure of the ball and the spacer block of the present invention;

fig. 4 is the schematic view of the connection structure between the outer ring and the first sealing ring of the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a ball bearing; 4. an isolation block; 5. a taper pin; 6. a first seal ring; 7. a second seal ring; 8. and (4) a plug.

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: bevel gear formula slewing bearing device, including outer lane 1, inner circle 2, ball 3, spacing block 4, taper pin 5, first sealing washer 6, second sealing washer 7 and stopper 8, the inside embedding of outer lane 1 is provided with inner circle 2, and swing joint has ball 3 on the outer wall of inner circle 2, and swing joint has spacing block 4 on the outer wall of ball 3, and taper pin 5 is installed to the inside embedding of outer lane 1, the up end swing joint of outer lane 1 has

first sealing washer

6, and 2 lower terminal surface swing joint second sealing washers 7 of the inside inner circle of outer lane 1, and the inside embedding of outer lane 1 is connected with stopper 8.

The inner wall of the outer ring 1 is provided with a groove, the outer ring 1 and the balls 3 form a rotating structure, the outer wall of the inner ring 2 is provided with a groove, and the inner ring 2 and the balls 3 form a rotating structure, so that the outer ring 1 and the inner ring 2 are more stable in operation.

Holes are formed in the outer ring 1 and the inner ring 2, and the diameter of the inner ring 2 is smaller than that of the outer ring 1, so that the outer ring 1 and the inner ring 2 can be conveniently installed and rotated.

The first sealing ring 6 and the second sealing ring 7 are made of nitrile rubber, the first sealing ring 6 is attached to the outer ring 1, the second sealing ring 7 is attached to the inner ring 2, and the sealing performance of the slewing bearing is improved.

The plug 8 and the outer ring 1 form a sliding structure, and the plug 8 and the taper pin 5 form a clamping structure, so that the load of the slewing bearing is increased, and the plug 8 is positioned.

The working principle is as follows: when the bevel gear type slewing bearing device is used, firstly, as shown in fig. 1 and 3, an outer ring 1 and an inner ring 2 are connected with each other through balls 3 and a spacing block 4, as shown in fig. 1-2 and 4, the upper end surface of the outer ring 1 and the lower end surface of the inner ring 2 are sealed through a first sealing ring 6 and a second sealing ring 7, as shown in fig. 1, a plug 8 is arranged in the outer ring 1 to increase the load capacity of the slewing bearing, then the plug 8 is positioned through a taper pin 5, and the inner ring 2 is designed into a bevel gear design, so that the slewing bearing can perform crossed shaft transmission, and the application field of the slewing bearing is increased;

as shown in fig. 1, the bevel gear designed inner ring 2 makes the operation of the slewing bearing more stable and less noisy, and at the same time, the first sealing ring 6 and the second sealing ring 7 can increase the sealing performance of the slewing bearing and can increase the stability and noise reduction performance of the slewing bearing.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A bevel gear type slewing bearing device comprises an outer ring (1), and is characterized in that: the inside embedding of outer lane (1) is provided with inner circle (2), and swing joint has ball (3) on the outer wall of inner circle (2) to swing joint has spacing block (4) on the outer wall of ball (3), and taper pin (5) are installed in the inside embedding of outer lane (1) moreover, the up end swing joint of outer lane (1) has first sealing washer (6), and terminal surface swing joint second sealing washer (7) under inner circle (2) of outer lane (1) inside to the inside embedding of outer lane (1) is connected with stopper (8).

2. The bevel gear-type slewing bearing device according to claim 1, wherein: the inner wall of the outer ring (1) is provided with a groove, and the outer ring (1) and the balls (3) form a rotating structure.

3. The bevel gear-type slewing bearing device according to claim 1, wherein: the outer wall of the inner ring (2) is provided with a groove, and the inner ring (2) and the balls (3) form a rotating structure.

4. The bevel gear-type slewing bearing device according to claim 1, wherein: holes are formed in the outer ring (1) and the inner ring (2), and the diameter of the inner ring (2) is smaller than that of the outer ring (1).

5. The bevel gear-type slewing bearing device according to claim 1, wherein: the first sealing ring (6) and the second sealing ring (7) are made of nitrile rubber, the first sealing ring (6) is attached to the outer ring (1), and the second sealing ring (7) is attached to the inner ring (2).

6. The bevel gear-type slewing bearing device according to claim 1, wherein: the plug (8) and the plug (8) form a sliding structure, and the plug (8) and the taper pin (5) form a clamping structure.