CN212509236U

CN212509236U - Multi-piece type long-axis tile dynamic pressure oil film bearing

Info

Publication number: CN212509236U
Application number: CN202021021007.9U
Authority: CN
Inventors: 张新芝
Original assignee: Wuxi Six Machine Tool Co ltd
Current assignee: Wuxi Six Machine Tool Co ltd
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2021-02-09
Anticipated expiration: 2030-06-06

Abstract

The utility model discloses a multi-disc formula major axis tile moves presses oil film bearing specifically is the agricultural field, including the bearing frame, the top fixed mounting of bearing frame has the bearing cap, the oil filler point has been seted up at the middle part of bearing cap, the bottom fixedly connected with oiling pipe of oil filler point, the bottom fixedly connected with axle journal of oiling pipe, the inboard fixed mounting of axle journal has the arch, the inner chamber fixed mounting of axle journal has the jack post, the oil leak hole has been seted up to the bottom of axle journal. The utility model discloses a set up protruding structure, the device during operation, lubricating oil passes through the oil filler point and pours into the axle journal into, because the inboard fixed mounting of axle journal has the arch, lubricating oil flows in the axle journal, when the flow is protruding, because the squeezing action, lubricating oil forms the oil film of pressing between axle column and axle journal to reduce the relative friction between axle journal and axle column, increase the bearing capacity of bearing, can also pass through lubricating oil with the debris in the axle journal simultaneously and take out, reduce the degree of wear of bearing.

Description

Multi-piece type long-axis tile dynamic pressure oil film bearing

Technical Field

The utility model relates to the field of mechanical equipment, more specifically says, the utility model relates to a multi-disc formula major axis tile moves presses oil film bearing.

Background

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

In daily life, the most common bearing is a sliding bearing, and the bearing works under sliding friction in a literal sense, and under the condition of liquid lubrication, the sliding surface is separated by lubricating oil without direct contact, so that the friction loss and the surface abrasion are greatly reduced, and meanwhile, an oil film formed by the lubricating oil also has a certain vibration absorption function.

Because the slide bearing work is steady, reliable, noiseless, many mechanical equipment all can use in the life, just so, change when the bearing damages is an indispensable step, because the bearing is connected with important equipment such as motor usually, must be careful when changing, and oil film bearing still need pay attention to the change of lubricating oil, the washing of bearing prevents to be stained with ash etc. and influences bearing life.

Therefore, it is highly desirable to provide a multi-piece type long-axis tile dynamic pressure oil film bearing which is convenient for replacing the sliding bearing and effectively utilizes the lubricating oil.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a multi-disc major axis tile moves presses oil film bearing, through setting up fixed establishment and protruding structure, whole device can be more firm install on the machine and convenient the dismantlement, the timely change of lubricating oil is convenient for protect whole bearing to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-disc major axis tile dynamic pressure oil film bearing, includes the bearing frame, the top fixed mounting of bearing frame has the bearing cap, the oil filler point has been seted up at the middle part of bearing cap, the bottom fixedly connected with oiling pipe of oil filler point, the bottom fixedly connected with axle journal of oiling pipe, the inboard fixed mounting of axle journal has the arch, the inner chamber fixed mounting of axle journal has the jack-post, the oil leak hole has been seted up to the bottom of axle journal, the bottom fixedly connected with oil leak pipe of oil leak hole, oil leak pipe's bottom fixedly connected with sump oil tank, the round hole has been seted up to the both sides at bearing frame top, the top demountable installation of round hole has the nut, the bottom demountable installation.

In a preferred embodiment, a stud is fixedly installed at the top of the bearing seat, a bolt is detachably installed at the top of the stud, a circular hole is formed in one side of the bearing cover, and the bearing cover and the bearing seat are fixedly connected through the stud.

In a preferred embodiment, the gap between the journal and the shaft post ranges in size from ten microns to twenty microns.

In a preferred embodiment, the outer surface of the protrusion is coated with sealing grease.

In a preferred embodiment, both sides of the oil filling pipe and the oil leakage pipe are seamlessly connected with the oil filling hole, the oil leakage hole and the shaft neck.

In a preferred embodiment, the journal is made of a bearing steel member, and the shaft post is made of a stainless steel member.

In a preferred embodiment, the outer surfaces of the bearing seat and the bearing cap are uniformly coated with a waterproof paint.

In a preferred embodiment, the number of projections is several, and several of the projections are evenly distributed on the inner side of the journal.

In a preferred embodiment, the outer surface of the nut is threaded.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up protruding structure, the device during operation, lubricating oil passes through the oil filler point and pours into the axle journal into, because the inboard fixed mounting of axle journal has the arch, lubricating oil flows in the axle journal, when the flow is protruding, because the squeezing action, lubricating oil forms the oil film of pressing between axle column and axle journal to reduce the relative friction between axle journal and axle column, increase the bearing capacity of bearing, can also pass through lubricating oil with the debris in the axle journal simultaneously and take out, reduce the degree of wear of bearing.

2. Utility model discloses a set up fixed establishment, because this device range of application is extensive, the life in big or small machine all can utilize, so the round hole that utilizes the bearing frame both sides passes through the nut with the machine that needs link together fixedly together, such fixed mode is convenient for the installation and the change of whole device.

Drawings

Fig. 1 is an overall structure front view of the present invention.

Fig. 2 is a top view of the overall structure of the present invention.

Fig. 3 is a side view of the overall structure of the present invention.

Fig. 4 is a schematic view of the internal structure of the bearing of the present invention.

Fig. 5 is a schematic view of the nut structure of the present invention.

The reference signs are: 1. a bearing seat; 2. a bearing cap; 3. an oil filler hole; 4. an oil filling pipe; 5. a journal; 6. a protrusion; 7. a column shaft; 8. an oil leak hole; 9. an oil leakage pipe; 10. an oil collecting tank; 11. a circular hole; 12. a nut; 13. a bolt; 14. a stud; 121. and (4) threading.

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.

As shown in the attached figures 1-5, the multi-piece type major axis tile dynamic pressure oil film bearing comprises a bearing seat 1, a bearing cover 2 is fixedly installed on the top of the bearing seat 1, an oil injection hole 3 is formed in the middle of the bearing cover 2, an oil injection pipe 4 is fixedly connected to the bottom of the oil injection hole 3, a journal 5 is fixedly connected to the bottom of the oil injection pipe 4, a protrusion 6 is fixedly installed on the inner side of the journal 5, a shaft post 7 is fixedly installed in the inner cavity of the journal 5, an oil leakage hole 8 is formed in the bottom of the journal 5, an oil leakage pipe 9 is fixedly connected to the bottom of the oil leakage hole 8, an oil collection tank 10 is fixedly connected to the bottom of the oil leakage pipe 9, round holes 11 are formed in two sides of the top of the bearing seat 1, a nut 12 is detachably installed on the top of the round hole 11, a bolt 13 is detachably installed on the, bearing cap 2 and bearing frame 1 pass through double-screw bolt 14 fixed connection, the gap size range between journal 5 and the jack-post 7 is ten microns to twenty microns, sealing grease has been paintd to protruding 6 surface, the both sides of oiling pipe 4 and oil leak pipe 9 all with oil filler point 3,

oil leak hole

8 and 5 seamless connection of journal, the material of journal 5 is bearing steel component, the material of jack-post 7 is stainless steel component, waterproof paint has evenly been paintd to the surface of bearing frame 1 and bearing cap 2, protruding 6 quantity has a plurality of, the protruding 6 evenly distributed of a plurality of is in the inboard of journal 5, screw thread 121 has been seted up to nut 12's surface.

As the bottom fixedly connected with oiling pipe 4 of the oil filler point 3 that fig. 4 shows, the bottom fixedly connected with axle journal 5 of oiling pipe 4, the inboard fixed mounting of axle journal 5 has arch 6, the inner chamber fixed mounting of axle journal 5 has shaft post 7, oil leak hole 8 has been seted up to the bottom of axle journal 5, oil leak hole 8's bottom fixedly connected with oil leak pipe 9, arch 6's quantity has a plurality of, the protruding 6 evenly distributed of a plurality of is in the inboard of axle journal 5, the gap size range between axle journal 5 and the shaft post 7 is ten microns to twenty microns.

The implementation mode is specifically as follows: by arranging the oil filling hole 3 and the oil filling pipe 4, lubricating oil enters the inner cavity of the journal 5 through the oil filling hole 3, because the clearance between the journal 5 and the shaft post 7 is small, the inner side of the journal 5 is fixedly provided with the bulge 6, and when the lubricating oil flows, a layer of oil film is formed between the journal 5 and the shaft post 7 due to the extrusion effect, so that the friction between the journal 5 and the shaft post 7 is reduced, and the bearing capacity of the bearing is improved;

the utility model discloses the theory of operation:

the first step is as follows: firstly, the equipment is placed at a designated position, then the equipment is connected with other devices through the nut 12 passing through the round hole 11, then the bolt 13 is screwed, and the thread 121 on the nut 12 is utilized to increase the friction force, so that the whole equipment is fixed, and meanwhile, the whole equipment is convenient to replace and maintain.

The second step is as follows: firstly, lubricating oil enters the inner cavity of the shaft neck 5 through the oil filling hole 3, because the gap between the shaft neck 5 and the shaft column 7 is small, the bulge 6 is fixedly arranged on the inner side of the shaft neck 5, when the lubricating oil flows, a layer of oil film is formed between the shaft neck 5 and the shaft column 7 due to the extrusion effect, so that the friction between the shaft neck 5 and the shaft column 7 is reduced, the bearing capacity of the bearing is increased, and when the lubricating oil flows in the shaft neck 5, sundries can be brought out through the oil leakage hole 8, so that the wear degree of the bearing is reduced.

The third step: firstly, whether the nut 12 is screwed with the bolt 13 is checked, then a proper amount of lubricating oil is added, and the whole equipment leaves after no problem exists.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the 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 utility model provides a multi-disc formula major axis tile moves and presses oil film bearing, includes bearing frame (1), its characterized in that: a bearing cover (2) is fixedly arranged at the top of the bearing seat (1), an oil filling hole (3) is arranged in the middle of the bearing cover (2), the bottom of the oil filling hole (3) is fixedly connected with an oil filling pipe (4), the bottom of the oil filling pipe (4) is fixedly connected with a shaft neck (5), a bulge (6) is fixedly arranged on the inner side of the shaft neck (5), a shaft column (7) is fixedly arranged in the inner cavity of the shaft neck (5), an oil leakage hole (8) is formed at the bottom of the journal (5), an oil leakage pipe (9) is fixedly connected to the bottom of the oil leakage hole (8), the bottom of the oil leakage pipe (9) is fixedly connected with an oil collecting tank (10), two sides of the top of the bearing seat (1) are provided with round holes (11), the top demountable installation of round hole (11) has nut (12), the bottom demountable installation of nut (12) has bolt (13).

2. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: the bearing seat is characterized in that a stud (14) is fixedly mounted at the top of the bearing seat (1), a bolt (13) is detachably mounted at the top of the stud (14), a round hole (11) is formed in one side of the bearing cover (2), and the bearing cover (2) is fixedly connected with the bearing seat (1) through the stud (14).

3. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: the gap between the shaft journal (5) and the shaft post (7) ranges from ten microns to twenty microns in size.

4. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: and sealing grease is smeared on the outer surface of the bulge (6).

5. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: and the two sides of the oil injection pipe (4) and the oil leakage pipe (9) are connected with the oil injection hole (3), the oil leakage hole (8) and the shaft neck (5) in a seamless manner.

6. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: the shaft neck (5) is made of a bearing steel component, and the shaft column (7) is made of a stainless steel component.

7. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: and waterproof paint is uniformly coated on the outer surfaces of the bearing seat (1) and the bearing cover (2).

8. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: the number of the bulges (6) is a plurality, and the bulges (6) are uniformly distributed on the inner side of the journal (5).

9. The multi-plate long-shaft tile dynamic pressure oil film bearing according to claim 1, characterized in that: the outer surface of the nut (12) is provided with threads (121).