CN215596191U

CN215596191U - Drawn cup needle roller bearing with self-lubricating effect

Info

Publication number: CN215596191U
Application number: CN202121146386.9U
Authority: CN
Inventors: 王胜军; 张文汉; 华小四
Original assignee: Anhui Huding Bearing Co ltd
Current assignee: Anhui Huding Bearing Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-01-21
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a drawn cup needle roller bearing with a self-lubricating effect, which comprises a sleeve arranged on the inner wall of a bearing outer ring, wherein a vertical shaft capable of vertically lifting is inserted into the sleeve, the top end of the vertical shaft is fixedly connected with an insertion shaft for connecting a needle roller, so that the vertical shaft can drive the needle roller to move through the insertion shaft, an oil storage cavity is formed in the bearing outer ring, the inner wall of the bearing outer ring is fixedly connected with a fixed block communicated with the oil storage cavity, and the inner wall of the fixed block is provided with a sponge block for absorbing oil and lubricating. This drawn cup bearing with self-lubricating effect, through the connection between sleeve and the vertical axis, the vertical axis can move about in telescopic inside, combines to insert the connection between axle and the kingpin, and the vibrations accessible that produces on the kingpin is inserted the axle and is transmitted to the vertical axis on, through the connection between vertical axis and the spring, can absorb and cushion the shock, can effectually play the effect of protection to the kingpin.

Description

Drawn cup needle roller bearing with self-lubricating effect

Technical Field

The utility model relates to the technical field of drawn cup needle roller bearings, in particular to a drawn cup needle roller bearing with a self-lubricating effect.

Background

Needle roller bearings are roller bearings with cylindrical rollers, which are thin and long in relation to their diameter, called needle rollers, which, despite their small cross-section, have a high load-bearing capacity and are therefore widely used in different production applications.

The utility model discloses a self-lubricating needle bearing in the Chinese utility model patent application publication specification CN211525339U, including bearing inner race, bearing retainer and install a plurality of kingpins on the bearing retainer, the one end of bearing inner race is provided with the bottom plate that makes the bearing inner race be the blind hole form, the bottom plate inner wall is provided with the boss, be provided with a plurality of recesses on the boss, all be provided with the self-lubricating mechanism that is used for kingpin continuous lubrication between two adjacent kingpins on the bearing retainer, the utility model provides one kind can improve lubricating property, and effectively improves lubricated persistence, improves bearing life's self-lubricating kingpin.

But this utility model is not convenient for protect the life of extension bearing to the kingpin in-service use to it is comparatively troublesome to the interpolation process of lubricating oil, uses to get up and has certain limitation, and inconvenient staff uses.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a drawn cup needle roller bearing with a self-lubricating effect, which solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a drawn cup bearing with self-lubricating effect, is including installing the sleeve at bearing inner race inner wall, but telescopic inside grafting has the vertical axis of vertical lift, the top fixedly connected with of vertical axis is used for connecting the axle of inserting of kingpin, makes the vertical axis accessible insert the axle and drive the kingpin and remove, the oil storage chamber has been seted up to bearing inner race's inside, bearing inner race's inner wall fixedly connected with and the fixed block of oil storage chamber intercommunication, the inner wall of fixed block is equipped with the sponge piece that is used for the oil absorption lubrication usefulness, the oil-out that is used for replenishing lubricating oil to the sponge piece is seted up to the inner wall of fixed block, bearing inner race's one end fixedly connected with is used for replenishing lubricating oil's the oil pipe that advances, telescopic inner wall is equipped with the spring that is used for the vertical axis buffering.

Optionally, the surface of the oil inlet pipe is provided with a rubber pad capable of increasing the sealing performance, and the inner wall of the rubber pad is provided with viscose for connection.

Optionally, fastening rings for connection are arranged on two sides of the bearing outer ring, and a cover ring is sleeved on the surface of each fastening ring.

Optionally, a fastening bolt is inserted into the cover ring, and the surface of the fastening bolt, which penetrates out of the cover ring, is connected with the fastening ring through a thread.

Optionally, the surface of the sponge block is attached to the surface of the roller pin, and two ends of the sponge block are provided with adhesive for connection.

Optionally, one end of the spring is fixedly connected with a liftable vertical shaft, and the surface of the bearing outer ring is provided with anti-slip lines capable of increasing friction force.

(III) advantageous effects

The utility model provides a drawn cup needle roller bearing with a self-lubricating effect, which has the following beneficial effects:

1. this drawn cup bearing with self-lubricating effect, through the connection between sleeve and the vertical axis, the vertical axis can move about in telescopic inside, combines to insert the connection between axle and the kingpin, and the vibrations accessible that produces on the kingpin is inserted the axle and is transmitted to the vertical axis on, through the connection between vertical axis and the spring, can absorb and cushion the shock, can effectually play the effect of protection to the kingpin.

2. This drawn cup bearing with self-lubricating effect through the effect of advancing oil pipe, makes things convenient for the staff to supply lubricating oil to the oil storage intracavity of seting up on the bearing outer race, and the oil-out contact sponge piece of seting up on the lubricating oil accessible fixed block in the oil storage intracavity, when the bearing contact sponge piece alright with lubricated in order lasting to the bearing, easy operation is convenient.

Drawings

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

FIG. 2 is a schematic view of the cover ring structure of the present invention;

FIG. 3 is a schematic view of the reservoir chamber of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a bearing outer race; 2. a sleeve; 3. a vertical axis; 4. rolling needles; 5. inserting a shaft; 6. an oil storage chamber; 7. a fixed block; 8. a sponge block; 9. an oil outlet; 10. an oil inlet pipe; 11. a spring; 12. a rubber pad; 13. a fastening ring; 14. a cover ring; 15. and fastening the bolt.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a stamping outer ring needle roller bearing with a self-lubricating effect comprises a sleeve 2 arranged on the inner wall of a bearing outer ring 1, fastening rings 13 used for connection are arranged on two sides of the bearing outer ring 1, a cover ring 14 is sleeved on the surface of each fastening ring 13, fastening bolts 15 are inserted into the cover rings 14, the fastening bolts 15 penetrate through the surface of each cover ring 14 and are connected with the fastening rings 13 in a threaded mode, connection between the bearing outer ring 1 and a cover plate 14 can be assisted through the action of the fastening rings 13, and connection between the cover rings 14 and the fastening rings 13 can be limited through the action of the fastening bolts 15;

a vertical shaft 3 capable of vertically lifting is inserted into the sleeve 2, the top end of the vertical shaft 3 is fixedly connected with an insertion shaft 5 used for connecting a roller pin 4, so that the vertical shaft 3 can drive the roller pin 4 to move through the insertion shaft 5, the vertical shaft 3 can extend out or retract in the sleeve 2 through the connection between the vertical shaft 3 and the sleeve 2, the roller pin 4 can rotate on the surface of the insertion shaft 5 through the connection between the insertion shaft 5 and the roller pin 4, and the roller pin 4 can be driven to act through the connection between the vertical shaft 3 and the insertion shaft 5;

an oil storage cavity 6 is formed in the bearing outer ring 1, a fixing block 7 communicated with the oil storage cavity 6 is fixedly connected to the inner wall of the bearing outer ring 1, a sponge block 8 used for oil absorption and lubrication is arranged on the inner wall of the fixing block 7, the surface of the sponge block 8 is attached to the surface of the roller pin 4, adhesive glue used for connection is arranged at each of two ends of the sponge block 8, an oil outlet 9 used for supplying lubricating oil to the sponge block 8 is formed in the inner wall of the fixing block 7, an oil inlet pipe 10 used for supplying lubricating oil is fixedly connected to one end of the bearing outer ring 1, the lubricating oil can be conveniently conveyed into the oil storage cavity 6 by a worker under the action of the oil inlet pipe 10, the lubricating oil in the oil storage cavity 6 can be in contact with the sponge block 8 through the oil outlet 9 formed in the fixing block 7, and the roller pin 4 can be lubricated through connection between the sponge block 8 and the roller pin 4;

the surface that advances oil pipe 10 is equipped with the rubber pad 12 that can increase the leakproofness, the inner wall of rubber pad 12 is equipped with the viscose that is used for connecting, the inner wall of sleeve 2 is equipped with the spring 11 that is used for 3 cushions to vertical axis, the vertical axis 3 of the one end fixedly connected with liftable of spring 11, the surface of bearing inner race 1 is equipped with the anti-skidding line that can increase frictional force, effect through rubber pad 12, can play sealed effect to advancing oil pipe 10 and cover connection between the ring 14, effectively reduce lubricating oil and spill, cooperation between spring 11 and the vertical axis 3, can play supplementary absorbing effect to kingpin 4.

In the utility model, the working steps of the device are as follows:

1. firstly, the limit between the cover ring 14 and the fastening ring 13 by the limit bolt 15 is released, the cover ring 14 is opened, and lubricating oil is supplemented into the oil storage cavity 6 through the oil inlet 10 for storage;

2. secondly, when the roller pins 4 rotate, lubricating oil in the oil storage cavity 6 enters the sponge block through the oil outlet 9, and the sponge block 8 is in contact with the roller pins 4 for lubrication;

3. finally, the vibration generated by the needle roller 4 during rotation can be transmitted to the vertical shaft 3 through the insertion shaft 5, and the vibration force is absorbed and buffered through the vertical shaft 3 and the spring 11.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a drawn cup bearing with self-lubricating effect, is including installing sleeve (2) at bearing inner race (1) inner wall, its characterized in that: a vertical shaft (3) capable of vertically lifting is inserted into the sleeve (2), an insertion shaft (5) used for connecting the roller pin (4) is fixedly connected to the top end of the vertical shaft (3), so that the vertical shaft (3) can drive the roller pin (4) to move through the insertion shaft (5), an oil storage cavity (6) is formed in the bearing outer ring (1), a fixing block (7) communicated with the oil storage cavity (6) is fixedly connected to the inner wall of the bearing outer ring (1), the inner wall of the fixed block (7) is provided with a sponge block (8) for oil absorption and lubrication, the inner wall of the fixed block (7) is provided with an oil outlet (9) for supplementing lubricating oil to the sponge block (8), one end of the bearing outer ring (1) is fixedly connected with an oil inlet pipe (10) for supplementing lubricating oil, and a spring (11) for buffering the vertical shaft (3) is arranged on the inner wall of the sleeve (2).

2. The drawn cup needle roller bearing with self-lubricating effect as set forth in claim 1, wherein: the surface of the oil inlet pipe (10) is provided with a rubber pad (12) capable of increasing the sealing performance, and the inner wall of the rubber pad (12) is provided with viscose glue for connection.

3. The drawn cup needle roller bearing with self-lubricating effect as set forth in claim 1, wherein: the bearing outer ring is characterized in that fastening rings (13) used for connection are arranged on two sides of the bearing outer ring (1), and cover rings (14) are sleeved on the surfaces of the fastening rings (13).

4. The drawn cup needle roller bearing with self-lubricating effect as set forth in claim 3, wherein: fastening bolts (15) are inserted into the cover ring (14), and the fastening bolts (15) penetrate through the surface of the cover ring (14) and are connected with fastening rings (13) in a threaded mode.

5. The drawn cup needle roller bearing with self-lubricating effect as set forth in claim 1, wherein: the surface of the sponge block (8) is attached to the surface of the roller pin (4), and the two ends of the sponge block (8) are provided with viscose glue for connection.

6. The drawn cup needle roller bearing with self-lubricating effect as set forth in claim 1, wherein: one end of the spring (11) is fixedly connected with a vertical shaft (3) capable of ascending and descending, and anti-skid grains capable of increasing friction force are arranged on the surface of the bearing outer ring (1).