CN212803931U

CN212803931U - High-strength precise self-lubricating bearing

Info

Publication number: CN212803931U
Application number: CN202021574358.2U
Authority: CN
Inventors: 胡希潘
Original assignee: Jiashan Jiabei Precision Machinery Co ltd
Current assignee: Jiashan Jiabei Precision Machinery Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-03-26
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a high strength precision self-lubricating bearing, locate the race ring on the bearing inner circle including bearing inner circle and cover, be equipped with a plurality of evenly distributed's ball between race ring and the bearing inner circle, oil groove one has been seted up to the outer wall of bearing inner circle, oil groove two has been seted up to the inner wall of bearing inner circle, middle part in the bearing inner circle is equipped with the annular channel, circle epaxial middle part in the bearing and seted up rather than the assorted shaft hole, be equipped with a plurality of evenly distributed on the shaft hole and the oil flow channel who is connected with the annular channel, be equipped with a plurality of evenly distributed in the annular channel and extend to the oil groove in lead the oilhole, one side that the outer wall of. Has the advantages that: the steel ball is lubricated conveniently, simultaneously through being provided with a plurality of oilholes, can add lubricating oil to the oil flow passageway in to on entering into the steel ball through the oil flow passageway, further promote the evenly distributed of lubricating oil on the axle sleeve, play even lubricated effect, reduce the frictional force of part and axle sleeve.

Description

High-strength precise self-lubricating bearing

Technical Field

The utility model relates to a bearing technical field particularly, relates to a precision self-lubricating bearing of high strength.

Background

The bearing is a part used for determining the relative movement position of the rotating shaft and other parts and has a supporting or guiding function. Its main function is to support the mechanical rotating body to reduce the friction coefficient of mechanical load of equipment in the transmission process. The bearings can be classified into rolling bearings and sliding bearings according to the frictional properties of the moving elements.

Long-time use bearing can remain certain dust in the bearing is inside, produces certain hindrance when using to the bearing, is using the back to the bearing simultaneously, need increase emollient to the bearing is inside, and traditional bearing is the additive package oil, brings certain pollution for the use of whole bearing, and the self-lubricating effect is relatively poor, has the space of improvement.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a high strength precision is from lubricated bearing to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a precision self-lubricating bearing of high strength, locates including bearing inner race and cover the race ring that the bearing was gone up, the race ring with be equipped with a plurality of evenly distributed's ball between the bearing inner race, oil groove one has been seted up to the outer wall of bearing inner race, oil groove two has been seted up to the inner wall of bearing inner race, middle part in the bearing inner race is equipped with the annular channel, circle epaxial middle part in the bearing and seted up rather than assorted shaft hole, be equipped with a plurality of evenly distributed on the shaft hole and with the oil flow passageway that the annular channel is connected, be equipped with a plurality of evenly distributed in the annular channel and extend to lead the oilhole in the oil groove one, the outer wall of oil groove one just is located one side of leading the oilhole is equipped with.

Preferably, the fluid material is one of a graphite sintered lubricant and a solid lubricant.

Preferably, the outer surface of the bearing inner ring is provided with a sealing cover matched with the bearing inner ring, and the sealing cover is connected with the bearing inner ring through a locking bolt.

Preferably, the inner diameter of the bearing inner ring is larger than the diameter of the sealing cover.

Preferably, the two sides between the bearing inner ring and the bearing ring are both provided with dust screens, and the inner side of the bearing inner ring is provided with a friction layer.

The utility model has the advantages that: the steel ball is lubricated conveniently, simultaneously through being provided with a plurality of oilholes, can add lubricating oil to the oil flow passageway in to on entering into the steel ball through the oil flow passageway, further promote the evenly distributed of lubricating oil on the axle sleeve, play even lubricated effect, reduce the frictional force of part and axle sleeve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a high-strength precision self-lubricating bearing according to an embodiment of the present invention;

fig. 2 is a partially enlarged schematic view at a in fig. 1.

In the figure:

1. a bearing inner race; 2. a bearing ring; 3. a ball bearing; 4. a first oil groove; 5. an oil groove II; 6. an annular channel; 7. a shaft hole; 8. a flow oil passage; 9. an oil guide hole; 10. a storage hole; 11. a sealing cover; 12. and (4) a friction layer.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a precision self-lubricating bearing of high strength.

The first embodiment;

as shown in fig. 1-2, the high-strength precise self-lubricating bearing according to the embodiment of the present invention comprises a bearing inner ring 1 and a bearing ring 2 sleeved on the bearing inner ring 1, a plurality of balls 3 uniformly distributed between the bearing ring 2 and the bearing inner ring 1, a first oil groove 4 formed on the outer wall of the bearing inner ring 1, a second oil groove 5 formed on the inner wall of the bearing inner ring 1, an annular channel 6 formed in the middle of the bearing inner ring 1, a shaft hole 7 matched with the bearing inner ring 1 formed in the middle of the bearing inner ring 1, a plurality of oil flow channels 8 uniformly distributed and connected to the annular channel 6 formed on the shaft hole 7, a plurality of oil guide holes 9 uniformly distributed and extending into the first oil groove 4 formed in the annular channel 6, and a storage hole 10 formed on the outer wall of the first oil groove 4 and located on one side of the oil guide holes 9, the reservoir 10 is filled with a fluid.

Example two;

as shown in fig. 1-2, the material of the fluid is one of a graphite sintered lubricant or a solid lubricant, a sealing cover 11 matched with the outer surface of the bearing inner ring 1 is arranged on the outer surface of the bearing inner ring 1, and the sealing cover 11 is connected with the bearing inner ring 1 through a locking bolt. The design of the sealing cover 11 is relatively conventional and will not be described in detail.

Example three;

as shown in fig. 1-2, the inner diameter of the bearing inner ring 1 is larger than the diameter of the sealing cover 11, dust screens are disposed on both sides between the bearing inner ring 1 and the bearing ring 2, and a friction layer 12 is disposed on the inner side of the bearing inner ring 1. It can be seen from the above design that the whole bearing is dustproof through the design of the dustproof net, and the rotation of the bearing is prevented from being influenced by excessive dust.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, lubricating oil is added into the annular channel 6 from the plurality of oil flow channels 8, so that the added lubricating oil enters the ball 3 through the annular channel 6, and the outer wall of the ball 3 is in contact with the first oil groove 4 and the second oil groove 5, so that the ball 3 is lubricated.

To sum up, with the help of the above technical scheme of the utility model, the convenience is lubricated the steel ball, simultaneously through being provided with a plurality of oilholes, can add lubricating oil in the oil flow passageway to on entering into the steel ball through the oil flow passageway, further promote the evenly distributed of lubricating oil on the axle sleeve, play even lubricated effect, reduce the frictional force of part and axle sleeve.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The high-strength precise self-lubricating bearing is characterized by comprising a bearing inner ring (1) and a bearing ring (2) sleeved on the bearing inner ring (1), wherein a plurality of uniformly distributed balls (3) are arranged between the bearing ring (2) and the bearing inner ring (1), an oil groove I (4) is formed in the outer wall of the bearing inner ring (1), an oil groove II (5) is formed in the inner wall of the bearing inner ring (1), an annular channel (6) is arranged in the middle of the bearing inner ring (1), a shaft hole (7) matched with the bearing inner ring is formed in the middle of the bearing inner ring (1), a plurality of uniformly distributed oil flowing channels (8) connected with the annular channel (6) are arranged on the shaft hole (7), a plurality of uniformly distributed oil guiding holes (9) extending into the oil groove I (4) are formed in the annular channel (6), the outer wall of the oil groove I (4) is located one side of the oil guide hole (9) is provided with a storage hole (10), and a flowing body is filled in the storage hole (10).

2. A high strength precision self-lubricating bearing according to claim 1, wherein the fluid material is one of a graphite sintered lubricant or a solid lubricant.

3. A high-strength precision self-lubricating bearing according to claim 1, wherein the outer surface of the bearing inner ring (1) is provided with a sealing cover (11) matched with the outer surface, and the sealing cover (11) is connected with the bearing inner ring (1) through a locking bolt.

4. A high strength precision self-lubricating bearing according to claim 3, characterized in that the inner diameter of the bearing inner race (1) is larger than the diameter of the seal cover (11).

5. A high strength precision self-lubricating bearing according to claim 1, characterized in that the dust screen is arranged on both sides between the inner bearing ring (1) and the bearing ring (2), and the inner side of the inner bearing ring (1) is provided with a friction layer (12).