CN210509972U

CN210509972U - High accuracy axle sleeve convenient to add lubricating oil

Info

Publication number: CN210509972U
Application number: CN201921613871.5U
Authority: CN
Inventors: 韩茂林; 李学斌
Original assignee: Shenzhen Meishengyuan Precision Hardware Co Ltd
Current assignee: Shenzhen Meishengyuan Precision Hardware Co Ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-12
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a high accuracy axle sleeve convenient to add lubricating oil relates to high accuracy axle sleeve field, including an axle sleeve body, a plurality of oil groove, spread groove, a plurality of have evenly been seted up to the inner wall of axle sleeve body the oil groove link up each other through the spread groove, an oiling mouth has been seted up to the upper surface of axle sleeve body, an oil-out has been seted up to the lower surface of axle sleeve body, the one end of oiling mouth, oil-out all extends into inside and link up mutually with the oil groove of axle sleeve body, the oil groove is undercut's loop configuration. This a high accuracy axle sleeve for being convenient for add lubricating oil has solved when dismantling pivot and axle sleeve, and whole dismantlement process is very loaded down with trivial details, and has certain probability to damage the axle sleeve, if chooses to use lubricating oil slowly to permeate in the contact surface, and efficiency is extremely slow, and lubricating oil can not permeate the contact surface completely, causes the problem of wasting of resources.

Description

High accuracy axle sleeve convenient to add lubricating oil

Technical Field

The utility model relates to a high accuracy axle sleeve field specifically is a high accuracy axle sleeve convenient to add lubricating oil.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of a sliding bearing, generally, the shaft sleeve is in interference fit with the bearing seat and is in clearance fit with the shaft, and the rotating shaft and the shaft sleeve are continuously rubbed and rotated in the using process, so that lubricating oil is required to be added between the rotating shaft and the shaft sleeve, the lubricating oil is added to a contact surface between the rotating shaft and the shaft sleeve, the rotating shaft and the shaft sleeve are required to be detached to be added with the lubricating oil, or an oil injection groove is arranged on the upper surface of the sliding sleeve, so that the lubricating oil permeates into the contact surface when the rotating shaft rotates;

however, when the rotating shaft and the shaft sleeve are disassembled, the whole disassembling process is very complicated, the shaft sleeve is damaged with certain probability, if lubricating oil is selected to slowly permeate into the contact surface, the efficiency is extremely slow, and the lubricating oil cannot completely permeate into the contact surface, so that resource waste is easily caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a high accuracy axle sleeve convenient to add lubricating oil has solved when tearing pivot and axle sleeve apart, and whole dismantlement process is very loaded down with trivial details, and has certain probability to damage the axle sleeve, if select to use lubricating oil slowly to permeate in the contact surface, efficiency is extremely slow, and lubricating oil can not permeate the contact surface completely, causes the problem of wasting of resources.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including a shaft sleeve body, a plurality of oil groove, spread groove have evenly been seted up to the inner wall of shaft sleeve body, a plurality of the oil groove link up each other through the spread groove, an oiling mouth has been seted up to the upper surface of shaft sleeve body, an oil-out has been seted up to the lower surface of shaft sleeve body, the one end of oiling mouth, oil-out all extends into inside the shaft sleeve body and link up mutually with the oil groove.

Preferably, the oil groove is of a downwardly concave annular structure.

Preferably, oiling mouth, oil-out all include oil filler point, cavity, two the cavity is all seted up on the inner wall of oil groove, the oil filler point is seted up on the upper and lower two surfaces of axle sleeve body, and the inside and the cavity that the oil filler point extended into the axle sleeve body are linked together.

Preferably, the inside sliding connection of cavity has a dog, one side fixedly connected with of dog and oil filler point matched with oil shutoff stopper, and the one end of oil shutoff stopper extends to the inside of oil filler point, the opposite side of dog is provided with a spring, the both ends of spring respectively with cavity, dog fixed connection.

(III) advantageous effects

The utility model provides a high accuracy axle sleeve convenient to add lubricating oil. The method has the following beneficial effects:

(1) this a high accuracy axle sleeve for being convenient for add lubricating oil, oil groove has been seted up through sliding sleeve body inner wall, the oiling mouth has been seted up on the sliding sleeve body, the mating action that oiling mouth and oil groove are linked together, make inside lubricating oil can directly get into the oil groove through the oiling mouth, lubricating oil in the oil groove lubricates the pivot, solved when tearing pivot and axle sleeve apart, whole dismantlement process is very loaded down with trivial details, and there is certain probability to damage the axle sleeve, if select to use lubricating oil slowly to permeate in the contact surface, efficiency is extremely slow, and lubricating oil can not permeate the contact surface completely, cause the problem of wasting of resources.

Drawings

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

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

fig. 3 is a schematic view of the internal structure of the oil filling port of the present invention.

In the figure: 1. a shaft sleeve body; 2. an oil sump; 3. connecting grooves; 4. an oil filling port; 41. an oil filler hole; 42. a cavity; 5. an oil outlet; 6. plugging an oil plug; 7. a stopper; 8. a spring.

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. 1-3, the present invention provides a technical solution: comprises a shaft sleeve body 1, the shaft sleeve body 1 is the prior art, is matched with a rotating shaft and assists the rotating shaft to rotate, a plurality of oil grooves 2 and connecting grooves 3 are uniformly arranged on the inner wall of the shaft sleeve body 1, the oil grooves 2 are of an annular structure which is sunken downwards, lubricating oil is filled in the oil grooves, the rotating shaft is lubricated, the oil grooves 2 are communicated with each other through the connecting grooves 3, the lubricating oil in each oil groove is communicated with each other, after the lubricating oil in one oil groove 2 is excessively consumed, the lubricating oil in the other oil grooves 2 can flow into the oil grooves 2 through the connecting grooves 3, an oil filling port 4 is arranged on the upper surface of the shaft sleeve body 1, an oil outlet 5 is arranged on the lower surface of the shaft sleeve body 1, one end of the oil filling port 4 and one end of the oil outlet 5 are extended into the shaft sleeve body 1 and communicated with the oil grooves, lubrication efficiency reduces the back, accessible oil-out 5 discharges, oiling mouth 4, oil-out 5 all includes oil filler point 41, cavity 42, two cavities 42 are all seted up on the inner wall of oil groove 2, oil filler point 41 is seted up in the upper and lower two surfaces of axle sleeve body 1, in oil filler point 41 can be filled in, oil filler point 41 extends into the inside and cavity 42 of axle sleeve body 1 and is linked together, lubricating oil flows into in oil groove 2 through cavity 42, the inside sliding connection of cavity 42 has a dog 7, one side fixedly connected with of dog 7 is one with oil filler point 41 matched with oil shutoff stopper 6, oil shutoff stopper 6 seals oil filler point 41, avoid lubricating oil to permeate through oil filler point 41, the one end of oil shutoff stopper 6 extends to the inside of oil filler point 41, dog 7 avoids oil shutoff stopper 6 to roll off oil filler point 41 completely, the opposite side of dog 7 is provided with a spring 8, the both ends of spring 8 respectively with cavity 42, The stopper 7 is fixedly connected, the oil blocking plug 6 moves into the cavity 42 when oil is added, and after oil is added, the oil blocking plug is plugged into the oil filling hole 41 through the elastic action of the spring 8 to continuously seal lubricating oil.

After the oil filling gun is used for a long time, the impurities of the lubricating oil in the oil filling gun are more, when the lubricating efficiency is reduced, the tip end of the oil filling gun can be plugged into the oil filling hole 41 on the lower surface of the shaft sleeve body 1, the oil blocking plug 6 is abutted into the cavity 42, the lubricating oil in the upper oil groove 2 flows into the lower oil groove 2 through the connecting groove, the lubricating oil in the lower oil groove 2 flows out of the shaft sleeve body 1 through the cavity 42, after the oil filling gun is moved out, the spring 8 drives the oil blocking plug 6 to move into the oil filling hole 41, and the shaft sleeve body 1 is;

when lubricating oil is added, the tip of the oil gun is only required to be plugged into the oil filling hole 41 on the upper surface of the shaft sleeve body 1, so that the lubricating oil can be added after the oil blocking plug 6 is moved into the cavity 42.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy axle sleeve convenient to add lubricating oil which characterized in that: comprises a shaft sleeve body (1);

the inner wall of the shaft sleeve body (1) is uniformly provided with a plurality of oil grooves (2) and connecting grooves (3), and the oil grooves (2) are communicated with one another through the connecting grooves (3);

an oil filling port (4) is formed in the upper surface of the shaft sleeve body (1), an oil outlet (5) is formed in the lower surface of the shaft sleeve body (1), and one ends of the oil filling port (4) and the oil outlet (5) penetrate through the shaft sleeve body (1) and are communicated with the oil groove (2).

2. A high-precision shaft sleeve convenient for adding lubricating oil according to claim 1, wherein: the oil groove (2) is of a downward sunken annular structure.

3. A high-precision shaft sleeve convenient for adding lubricating oil according to claim 1, wherein: oiling mouth (4), oil-out (5) all include oil filler point (41), cavity (42), two cavity (42) all set up on the inner wall of oil groove (2), oil filler point (41) are set up in the upper and lower two surfaces of axle sleeve body (1), and oil filler point (41) extend into the inside and cavity (42) of axle sleeve body (1) and are linked together.

4. A high-precision shaft sleeve convenient for adding lubricating oil as claimed in claim 3, wherein: the inside sliding connection of cavity (42) has a dog (7), one side fixedly connected with one of dog (7) and oil filler point (41) matched with oil plug (6), and the one end of oil plug (6) extends to the inside of oil filler point (41), the opposite side of dog (7) is provided with a spring (8), the both ends of spring (8) respectively with cavity (42), dog (7) fixed connection.