CN216077985U

CN216077985U - Bearing capable of being sufficiently lubricated

Info

Publication number: CN216077985U
Application number: CN202122267072.0U
Authority: CN
Inventors: 李宏; 于晓红; 杨秀芳; 李�杰
Original assignee: Qingdao Bihai Compound Bearing Co ltd
Current assignee: Qingdao Bihai Compound Bearing Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-18
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a bearing capable of being fully lubricated, which comprises an outer bearing ring and an inner bearing ring, wherein an oil cotton layer is connected inside the outer bearing ring, a bearing cavity is arranged inside the oil cotton layer, a fixed sleeve ring is arranged in the bearing cavity, a connecting rivet is connected to the surface of the fixed sleeve ring, a roller rotating shaft is connected inside the fixed sleeve ring, a cylindrical roller is connected to the periphery of the roller rotating shaft, an oil storage cavity is arranged inside the cylindrical roller, capillary oil outlet pipes are connected to two sides of the oil storage cavity, a sealing sleeve ring is arranged on the outer side surface of the inner bearing ring, and an oil filling hole is formed in the surface of the sealing sleeve ring. This bearing that can fully lubricate through set up the oil filler point in the seal cover intra-annular to make the bearing can carry out the oiling always in the use, thereby guarantee the content and the quality of inside lubricating oil, and then guarantee that the bearing still can guarantee sufficient degree of lubrication after long-time the use.

Description

Bearing capable of being sufficiently lubricated

Technical Field

The utility model relates to the technical field of bearings, in particular to a bearing capable of being sufficiently lubricated.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduces the coefficient of friction in its motion process to guarantee its gyration precision, it has established the basis of modern mechanical transmission, thereby just can make machinery with various power transmission, accomplish finally that the operation produces various article, but the bearing in the existing market still has following problem:

1. since the bearings bear the mechanical transmission, the transmission efficiency between the machines can be improved only by needing lower kinetic energy loss, and therefore the rotating friction force of the bearings needs to be reduced, the bearings need to be lubricated by lubricating oil, and since the bearings are usually directly sealed in order to prevent the lubricating oil in the bearings from leaking, the lubricating oil in the bearings is degraded after the bearings are used for a long time, and the bearings are not lubricated any more;

2. the traditional bearing is directly filled with lipid lubricating oil in a connecting cavity of the bearing, and the lipid lubricating oil is solid, so that the inside of the whole bearing cannot be fully covered by lubrication, the lubrication of the bearing is insufficient, and the roller inside the bearing is abraded.

Aiming at the problems, the novel bearing is designed on the basis of the original bearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bearing capable of being sufficiently lubricated, and aims to solve the problems that the traditional impression cylinder provided by the background technology is a cylindrical metal column which is integrally formed, the surface of the traditional impression cylinder is processed into a cylinder with enough precision by grinding, steel materials are often adopted for supporting, the common printing pigments have different acid-base properties, the steel materials have better corrosion resistance to the basic pigments, but the acid pigments are easy to cause grooves to appear on the surface of the cylinder, and the metal is a material with higher rigidity, so that the traditional impression cylinder is easy to cause the surface to dent when being impacted by a little point, and the impression effect is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a bearing of sufficient lubrication, includes bearing outer ring and bearing inner ring, the internal connection of bearing outer ring has the cotton layer of oil, and the inside on cotton layer of oil is provided with the bearing cavity, be provided with the fixed lantern ring in the bearing cavity, and the surface connection of the fixed lantern ring has the connection rivet to the internal connection of the fixed lantern ring has the roller bearing pivot, the periphery of roller bearing pivot is connected with the cylinder roller bearing, and the inside of cylinder roller bearing is provided with the oil storage cavity to the both sides of oil storage cavity are connected with the capillary oil pipe that goes out, bearing inner ring lateral surface is provided with the sealing ring circle, and the sealing ring surface has seted up the oil filler point, the oil filler point right side is connected with the gasket, and the gasket right side is connected with sealing spring.

Preferably, the oil cotton layer is formed by mixing cotton felt with lipid lubricating oil, the oil cotton layer and the cylindrical roller form a sliding structure, and the oil cotton layer is arranged on both the outer ring and the inner ring of the bearing.

Preferably, the fixed lantern rings are symmetrically arranged around the transverse center line of the cylindrical roller, and the fixed lantern rings are fixedly connected with the fixed lantern rings through connecting rivets and are integrally arranged with the roller rotating shaft.

Preferably, the cylindrical roller and the roller rotating shaft form a sliding rotating structure, the cylindrical roller is internally surrounded by an oil storage cavity, capillary oil outlet pipes are distributed on two side faces of the oil storage cavity in an annular matrix manner, lipid lubricating oil is stored in the oil storage cavity, and the capillary oil outlet pipes penetrate through the shaft wall of the cylindrical roller.

Preferably, the sealing lantern ring and the bearing outer ring form a sliding structure, the sealing lantern ring and the bearing inner ring form a sliding structure, the width of the middle of the sealing lantern ring is larger than the widths of the two sides, and the sealing lantern ring is connected with the bearing outer ring and the bearing inner ring in a clamping mode.

Preferably, the sealing piece and the sealing sleeve ring form a sliding structure, one side of the sealing piece and the oil filling hole form a sealing structure, and the sealing piece and the sealing spring form a spring resetting structure.

Compared with the prior art, the utility model has the beneficial effects that: the bearing which can be fully lubricated has the advantages that,

1. the oil injection hole is formed in the sealing sleeve ring, so that the bearing can be injected with oil all the time in the use process, the content and the quality of the lubricating oil in the bearing are ensured, and the bearing can still ensure enough lubrication degree after being used for a long time;

2. through setting up the oil storage cavity and producing oil the capillary to make the bearing can be soaked by lubricating oil always at the operation in-process, thereby guarantee that the roller bearing can not appear wearing and tearing when rotating, through the cotton layer of oil that sets up, further guarantee the lubricated effect of lubricating oil, and prevent that the friction of roller bearing and bearing inner and outer lane from leading to damaging.

Drawings

FIG. 1 is a schematic view of a half-section three-dimensional structure of a cylindrical roller according to the present invention;

FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a schematic view of a connection structure of the fixing collar and the cylindrical roller according to the present invention.

In the figure: 1. a bearing outer ring; 2. an oil cotton layer; 3. a fixed collar; 4. connecting rivets; 5. a cylindrical roller; 6. an oil storage cavity; 7. a roller shaft; 8. a bearing inner ring; 9. a sealing collar; 10. a seal spring; 11. a capillary oil outlet pipe; 12. sealing the sheet; 13. an oil filler hole; 14. a bearing cavity.

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.

Referring to fig. 2 and fig. 3, the present invention provides a technical solution: a bearing capable of being fully lubricated comprises a bearing outer ring 1 and a bearing inner ring 8, in order to fully lubricate the bearing and prevent friction during operation, an oil cotton layer 2 is connected inside the bearing outer ring 1, a bearing cavity 14 is arranged inside the oil cotton layer 2, a fixed lantern ring 3 is arranged inside the bearing cavity 14, a connecting rivet 4 is connected on the surface of the fixed lantern ring 3, a roller rotating shaft 7 is connected inside the fixed lantern ring 3, a cylindrical roller 5 is connected on the periphery of the roller rotating shaft 7, an oil storage cavity 6 is arranged inside the cylindrical roller 5, capillary oil outlet pipes 11 are connected on two sides of the oil storage cavity 6, a sealing lantern ring 9 is arranged on the outer side surface of the bearing inner ring 8, the oil cotton layer 2 is made of cotton felt mixed lipid lubricating oil, the oil cotton layer 2 and the cylindrical roller 5 form a sliding structure, and the oil cotton layer 2 is arranged on the bearing outer ring 1 and the bearing inner ring 8, the fixing lantern ring 3 is symmetrically arranged about the transverse center line of the cylindrical roller 5, the fixing lantern ring 3 is fixedly connected with the fixing lantern ring 3 through a connecting rivet 4, the fixing lantern ring 3 and the roller rotating shaft 7 are integrally arranged, the cylindrical roller 5 and the roller rotating shaft 7 form a sliding rotating structure, the cylindrical roller 5 is internally provided with an oil storage cavity 6 in a surrounding mode, capillary oil outlet pipes 11 are distributed on two side faces of the oil storage cavity 6 in an annular matrix mode, lipid lubricating oil is stored in the oil storage cavity 6, the capillary oil outlet pipes 11 penetrate through the shaft wall of the cylindrical roller 5, firstly, the bearing is installed, a bearing inner ring 8 in the bearing is sleeved on the rotating shaft, the bearing outer ring 1 is installed on a bearing seat, at the moment, the bearing is installed, then, the bearing inner ring 8 and the bearing outer ring 1 rotate relatively along with the rotation of the rotating shaft, at the moment, the oil cotton layer 2 slides with the cylindrical roller 5, so that the cylindrical roller 5 continuously rotates on the roller shaft 7, thereby reducing the friction force, and the fixed lantern ring 3 ensures that the cylindrical roller 5 does not slide, thereby ensuring the rotation effect of the bearing, and the seal lantern ring 9, the bearing outer ring 1 and the bearing inner ring 8 rotate and slide, because of the rotation of the bearing, the temperature of the bearing begins to rise, the lipid lubricating oil of the oil cotton layer 2 is continuously liquefied, the oil cotton layer 2 and the cylindrical roller 5 are continuously lubricated, thereby further reducing the friction force, meanwhile, the lipid lubricating oil in the oil storage cavity 6 is also liquefied, the liquefied lipid lubricating oil continuously flows out from the capillary oil outlet pipe 11, thereby further enhancing the lubricating capability, so that the bearing is sufficiently lubricated, when the rotation stops, one part of the lipid lubricating oil is absorbed and solidified by the oil cotton layer 2, and the other part of the lipid lubricating oil returns to the oil storage cavity 6 again along the capillary oil outlet pipe 11 due to the capillary action, thereby ensuring that the lubricating oil can not be rapidly degraded after long-term use, the oil cotton layer 2 is formed by cotton felt mixed lipid lubricating oil, the oil cotton layer 2 and the cylindrical roller 5 form a sliding structure, so that the lubricating effect is better, and the abrasion caused by insufficient lubrication is prevented, moreover, the oil cotton layer 2 is arranged on the bearing outer ring 1 and the bearing inner ring 8, the lubricating effect is ensured, the fixed lantern rings 3 are symmetrically arranged about the transverse central line of the cylindrical roller 5, the fixed lantern rings 3 are fixedly connected with the fixed lantern rings through the connecting rivets 4, and the fixed lantern rings 3 and the roller rotating shaft 7 are integrally arranged, so that the cylindrical roller 5 can be fixed, the cylindrical roller 5 and the roller rotating shaft 7 form a sliding rotating structure, the rotation of the bearing is ensured to be smooth, the oil storage cavity 6 is arranged in the cylindrical roller 5 in a surrounding manner, and the capillary oil outlet pipes 11 are distributed on the two side faces of the oil storage cavity 6 in an annular matrix manner, the lubricating effect during operation is ensured, the lipid lubricating oil is stored in the oil storage cavity 6, and the capillary oil outlet pipe 11 penetrates through the shaft wall of the cylindrical roller 5, so that the lipid lubricating oil can fully lubricate the inside of the bearing.

Referring to fig. 2, 3 and 4, in order to ensure that the bearing can be filled with lubricating oil after being used for a long time, an oil filling hole 13 is formed in the surface of the sealing collar 9, a sealing sheet 12 is connected to the right side of the oil filling hole 13, a sealing spring 10 is connected to the right side of the sealing sheet 12, the sealing collar 9 and the bearing outer ring 1 form a sliding structure, the sealing collar 9 and the bearing inner ring 8 form a sliding structure, the width of the middle part of the sealing collar 9 is larger than the width of the two sides, the sealing collar 9 is connected with the bearing outer ring 1 and the bearing inner ring 8 in a clamping manner, the sealing sheet 12 and the sealing collar 9 form a sliding structure, one side of the sealing sheet 12 and the oil filling hole 13 form a sealing structure, the sealing sheet 12 and the sealing spring 10 form a spring return structure, when the internal lubricating oil is almost lost after the bearing is used for a long time, the lubricating oil is filled through the oil filling hole 13, and the pressure of the injected lubricating oil pushes the sealing sheet 12, thereby compressing the sealing spring 10, and consequently the sealing disc 12, sliding along the sealing collar 9, so that the oil hole 13 is opened, so that the lubricating oil enters the bearing cavity 14, after which the bearing is rotated, so that the lubricating oil is absorbed in the bearing by the oil cotton layer 2 and the oil storage cavity 6, thereby ensuring the lubricating effect, the sealing lantern ring 9 and the bearing outer ring 1 form a sliding structure, the sealing lantern ring 9 and the bearing inner ring 8 form a sliding structure, the width of the middle part of the sealing lantern ring 9 is larger than the width of the two sides, the sealing ring 9 is clamped and connected with the bearing outer ring 1 and the bearing inner ring 8 to ensure the sealing performance of the whole structure, the sealing sheet 12 and the sealing ring 9 form a sliding structure to ensure the smooth rotation of the bearing, and one side of the sealing sheet 12 and the oil filling hole 13 form a sealing structure, the sealing sheet 12 and the sealing spring 10 form a spring resetting structure, and the feasibility of oil filling and the good sealing performance of the bearing after the oil filling are ensured.

The working principle is as follows: according to the figures 1-5, firstly, the bearing is installed, the bearing inner ring 8 inside the bearing is sleeved on the rotating shaft, and the bearing outer ring 1 is installed on the bearing seat, at this time, the installation of the bearing is completed, then, along with the rotation of the rotating shaft, the bearing inner ring 8 and the bearing outer ring 1 rotate relatively, at this time, the oil cotton layer 2 slides with the cylindrical roller 5, so that the cylindrical roller 5 rotates continuously on the roller rotating shaft 7, thereby reducing the friction force, meanwhile, the fixed lantern ring 3 ensures that the cylindrical roller 5 does not slide, thereby ensuring the rotating effect of the bearing, and the sealing lantern ring 9, the bearing outer ring 1 and the bearing inner ring 8 rotate and slide, because of the rotation of the bearing, the bearing temperature starts to rise, the lipid lubricating oil of the oil cotton layer 2 is liquefied continuously, the oil cotton layer 2 and the cylindrical roller 5 are lubricated continuously, thereby further reducing the friction force, meanwhile, the lipid lubricating oil in the oil storage cavity 6 is liquefied, the liquefied lipid lubricating oil continuously flows out from the capillary oil outlet pipe 11, so that the lubricating capacity is further enhanced, the bearing is sufficiently lubricated, when the bearing stops rotating, one part of the lipid lubricating oil is absorbed and solidified by the oil cotton layer 2, the other part of the lipid lubricating oil returns to the oil storage cavity 6 again along the capillary oil outlet pipe 11 due to capillary action, so that the lubricating oil is prevented from being rapidly degraded after long-term use, when the bearing is used for a long time and the loss of the internal lubricating oil is almost equal, the lubricating oil is injected through the oil injection hole 13, the pressure of the injected lubricating oil pushes the sealing sheet 12, so that the sealing sheet 10 is compressed, the sealing sheet 12 slides along the sealing sleeve ring 9, the oil injection hole 13 is opened, the lubricating oil enters the bearing cavity 14, and then the bearing is rotated, so that the lubricating oil is absorbed by the oil cotton layer 2 and the oil storage cavity 6 in the bearing, thereby ensuring the lubricating effect, which is not described in detail in this specification, is well known to those skilled in the art.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A fully lubricated bearing comprising a bearing outer ring (1) and a bearing inner ring (8), characterized in that: the inside of the bearing outer ring (1) is connected with an oil cotton layer (2), a bearing cavity (14) is arranged inside the oil cotton layer (2), a fixed lantern ring (3) is arranged in the bearing cavity (14), the surface of the fixed lantern ring (3) is connected with a connecting rivet (4), a roller rotating shaft (7) is connected inside the fixed lantern ring (3), a cylindrical roller (5) is connected on the periphery of the roller rotating shaft (7), an oil storage cavity (6) is arranged inside the cylindrical roller (5), and two sides of the oil storage cavity (6) are connected with a capillary oil outlet pipe (11), the outer side surface of the bearing inner ring (8) is provided with a sealing sleeve ring (9), and oil filler point (13) have been seted up on sealing ring (9) surface, oil filler point (13) right side is connected with sealing piece (12), and sealing piece (12) right side is connected with sealing spring (10).

2. A substantially lubricated bearing according to claim 1, wherein: the oil cotton layer (2) is made of cotton felt mixed lipid lubricating oil, the oil cotton layer (2) and the cylindrical rolling shaft (5) form a sliding structure, and the oil cotton layer (2) is arranged on the bearing outer ring (1) and the bearing inner ring (8).

3. A substantially lubricated bearing according to claim 1, wherein: the fixing sleeve rings (3) are symmetrically arranged about the transverse center line of the cylindrical roller (5), the fixing sleeve rings (3) are fixedly connected with the fixing sleeve rings through connecting rivets (4), and the fixing sleeve rings (3) and the roller rotating shaft (7) are integrally arranged.

4. A substantially lubricated bearing according to claim 1, wherein: the cylindrical roller (5) and the roller rotating shaft (7) form a sliding rotating structure, the cylindrical roller (5) is internally surrounded by an oil storage cavity (6), capillary oil outlet pipes (11) are distributed on two side faces of the oil storage cavity (6) in an annular matrix manner, lipid lubricating oil is stored in the oil storage cavity (6), and the capillary oil outlet pipes (11) penetrate through the shaft wall of the cylindrical roller (5).

5. A substantially lubricated bearing according to claim 1, wherein: the sealing sleeve ring (9) and the bearing outer ring (1) form a sliding structure, the sealing sleeve ring (9) and the bearing inner ring (8) form a sliding structure, the width of the middle of the sealing sleeve ring (9) is larger than the width of the two sides, and the sealing sleeve ring (9) is connected with the bearing outer ring (1) and the bearing inner ring (8) in a clamping mode.

6. A substantially lubricated bearing according to claim 1, wherein: the sealing piece (12) and the sealing sleeve ring (9) form a sliding structure, one side of the sealing piece (12) and the oil filling hole (13) form a sealing structure, and the sealing piece (12) and the sealing spring (10) form a spring resetting structure.