CN213628514U

CN213628514U - Wear-resistant plum blossom mold shaft sleeve

Info

Publication number: CN213628514U
Application number: CN202022545880.4U
Authority: CN
Inventors: 沈洪日
Original assignee: Wuxi Ruijinyuan Machinery Co ltd
Current assignee: Wuxi Ruijinyuan Machinery Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-06
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a plum blossom mold axle sleeve of stand wear and tear relates to axle sleeve technical field, for solving the comparatively serious problem of wearing and tearing between current plum blossom mold axle sleeve and the axle. The inside both sides of plum blossom cover shell are provided with the lug, and lug and plum blossom cover shell integrated into one piece, the internally mounted of plum blossom cover shell has the installation piece, the outside both sides of installation piece are provided with the recess, all be provided with the second spring between recess and the lug, the plum blossom cover shell rotates with the installation piece to be connected, inside one side of installation piece is provided with the oiling pipe, the ball sealer is installed to the upper end of oiling pipe, the installation piece be equipped with a plurality of second branch pipes along circumference evenly distributed, be provided with first branch pipe between the second branch pipe, one side of first branch pipe is provided with out oil pipe, goes out oil pipe and is provided with a plurality of, and goes out oil pipe and is the annular distribution with the axle center of installation piece.

Description

Wear-resistant plum blossom mold shaft sleeve

Technical Field

The utility model relates to an axle sleeve technical field specifically is a plum blossom mold axle sleeve that stands wear and tear.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is a component of the sliding bearing. Generally, the shaft sleeve is in interference fit with the bearing seat and in clearance fit with the shaft, the shaft sleeve moves relative to the shaft when rotating, the grooves are uniformly distributed outside the quincunx shaft sleeve, the bearing seat is convenient to limit the shaft, and therefore the bearing seat is wide in use.

However, in the use process of the existing plum blossom-shaped shaft sleeve, as the shaft is in long-time friction contact with the inner wall of the plum blossom-shaped shaft sleeve, the wear of the plum blossom-shaped shaft sleeve is serious and the use effect is influenced along with the increase of the use time, so that the existing requirements are not met, and the wear-resistant plum blossom-shaped shaft sleeve is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plum blossom mold axle sleeve stand wear and tear to solve the comparatively serious problem of wearing and tearing between the plum blossom mold axle sleeve that proposes in the above-mentioned background art and the axle.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plum blossom mold type axle sleeve stand wear and tear, includes the plum blossom casing, the inside both sides of plum blossom casing are provided with the lug, and lug and plum blossom casing integrated into one piece, the internally mounted of plum blossom casing has the installation piece, the outside both sides of installation piece are provided with the recess, all be provided with the second spring between recess and the lug, the plum blossom casing rotates with the installation piece to be connected, inside one side of installation piece is provided with the oiling pipe, the ball sealer is installed to the upper end of oiling pipe, the installation piece be equipped with a plurality of second branch pipes along circumference evenly distributed, be provided with first branch pipe between the second branch pipe, one side of first branch pipe is provided with out oil pipe, goes out oil pipe and is provided with a plurality of, and goes out oil pipe and is the annular distribution with the axle.

Preferably, the vertical center line of the first branch pipe is parallel to the vertical center line of the second branch pipe, and the included angle between the adjacent first branch pipes is ninety degrees.

Preferably, the middle position department of installation piece is provided with the shaft hole, and the shaft hole axis lies in same straight line with the axis of installation piece, oil outlet pipe one end all be provided with the oil-out, and the oil-out is linked together with the shaft hole, the diameter of oil outlet pipe all is less than first branch pipe and second branch pipe.

Preferably, the below of ball sealer is provided with the fixed plate, and fixed plate and notes oil pipe fixed connection, it has seted up a plurality of through-holes to be annular array on the fixed plate, the upper end fixed mounting of fixed plate has telescopic machanism, telescopic machanism's inside slidable mounting has the movable rod, and the movable rod extends to telescopic machanism's top, the upper end and the ball sealer fixed connection of movable rod, fixed mounting has first spring between movable rod and the telescopic machanism.

Preferably, the diameter of the upper end of the oil filling pipe is six millimeters, and the diameter of the sealing ball is eight millimeters.

Preferably, the inside of recess is fixed and is provided with the spout, and lug and spout sliding connection, second spring and recess and lug fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the lubricating mechanism on the plum blossom shaft sleeve, when the interior of the installation block is filled with oil, the lubricating oil injector is aligned with the oil filling pipe, under the action of pressure, the lubricating oil enters the oil filling pipe through the ball body and is gradually filled in the oil filling pipe along with the continuous entering of the lubricating oil, the filling of the lubricating oil circuit inside the mounting block is realized by the gradual infiltration of the first branch pipe into the second branch pipe, because the diameter of the oil outlet pipe is smaller than that of the branch pipe, the lubricating oil of the branch pipe can gradually overflow from the oil outlet pipe after being excessive, and the lubricating oil can not directly leak out from the oil outlet due to the influence of the diameter, but stops in oil outlet department under the effect of tension, along with the continuous rotation of axis body, contacts with the lubricating oil on oil-out surface, realizes the lubrication between shaft hole inner wall and the axis body to whole stand wear and tear effect has been improved, life obtains improving.

2. The utility model discloses an upper end at the notes oil pipe is provided with the fixed plate, the spheroid is installed to the top of fixed plate, at the in-process of oiling, the spheroid pressurized extends towards the inside, thereby produce the extrusion to the movable rod, make its shrink to telescopic machanism's inside, the sealed effect of ball to the oiling mouth this moment disappears, the through-hole that the oil body passes through on the fixed plate can get into the notes oil pipe smoothly, the back is accomplished in the oiling, under the elasticity of inside spring resets, make the spheroid lifting, support the upper end of notes oil pipe once more, form sealedly, through this kind of setting, can avoid the backward flow of lubricating oil, it is extravagant to reduce unnecessary.

3. The utility model discloses a both sides at the installation piece all are provided with the recess, the inside both sides of plum blossom cover shell are provided with the lug, form two spaces between lug and the recess, make the plum blossom cover shell obtain spacingly about when rotating with the installation piece certain direction, through install the spring between recess and lug, in the pivoted twinkling of an eye, the bearing frame drives the plum blossom cover shell and rotates, make the space between recess and the lug reduce rapidly, the in-process that reduces extrudees the spring, make the spring take place elastic deformation, the in-process of deformation carries out certain offset with the power that the moment of torsion produced, thereby when transmitting to the installation piece, the pressure of moment of torsion has been weakened, the holistic burden has been alleviateed, service life is prolonged.

Drawings

FIG. 1 is an overall perspective view of the present invention;

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

fig. 3 is a side sectional view of the present invention;

FIG. 4 is a partial enlarged view of area A of the present invention;

fig. 5 is the schematic view of the connecting structure of the plum blossom casing and the mounting block of the present invention.

In the figure: 1. a plum blossom jacket; 2. mounting blocks; 3. a shaft hole; 4. an oil filling pipe; 5. an oil outlet; 6. a first branch pipe; 7. an oil outlet pipe; 8. a groove; 9. a second branch pipe; 10. a sealing ball; 11. a fixing plate; 12. a telescoping mechanism; 13. a movable rod; 14. a first spring; 15. a through hole; 16. a bump; 17. a second spring; 18. a chute.

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.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a plum blossom mold type axle sleeve stand wear and tear, including plum blossom cover shell 1, the inside both sides of plum blossom cover shell 1 are provided with lug 16, and lug 16 and 1 integrated into one piece of plum blossom cover shell, the internally mounted of plum blossom cover shell 1 has

installation piece

2, 2 outside both sides of installation piece are provided with recess 8, all be provided with second spring 17 between recess 8 and the lug 16, plum blossom cover shell 1 rotates with installation piece 2 to be connected, inside one side of installation piece 2 is provided with notes oil pipe 4, sealed ball 10 is installed to the upper end of notes oil pipe 4, installation piece 2 be equipped with a plurality of second branch pipes 9 along circumference evenly distributed, be provided with first branch pipe 6 between the second branch pipe 9, one side of first branch pipe 6 is provided with out oil pipe 7, it is provided with a plurality of to go out oil pipe 7, and go out oil pipe 7 is.

Further, the vertical center line of first branch pipe 6 is parallel with the vertical center line at second branch pipe 9, and adjacent first branch pipe 6 contained angle is ninety degrees, and inside lubricating oil passed through the spheroid entering oiling pipe 4, along with the continuous entering of lubricating oil, fill in oiling pipe 4 gradually, through first branch pipe 6 gradually towards the inside infiltration of second branch pipe 9, realize the packing of the inside lubricated oil circuit of installation piece 2.

Further, the intermediate position department of installation piece 2 is provided with shaft hole 3, and the axis of 3 axes in shaft hole and installation piece 2 is located same straight line, 7 one ends of play oil pipe all be provided with oil-out 5, and oil-out 5 is linked together with shaft hole 3, the diameter that goes out oil pipe 7 all is less than first branch pipe 6 and second branch pipe 9, receive the diameter influence, lubricating oil can not directly spill at oil-out 5, but stop in oil-out 5 departments under the effect of tension, along with the continuous rotation of axis body, contact with the lubricating oil on 5 surfaces of oil-out, realize the lubrication between 3 inner walls in shaft hole and the axis body.

Further, the below of ball sealer 10 is provided with fixed plate 11, and

fixed plate

11 and 4 fixed connection of notes oil pipe, it has a plurality of through-holes 15 to be annular array on the fixed plate 11, the upper end fixed mounting of fixed plate 11 has telescopic machanism 12, telescopic machanism 12's inside slidable mounting has movable rod 13, and movable rod 13 extends to telescopic machanism 12's top, the upper end and the 10 fixed connection of ball sealer of movable rod 13, fixed mounting has first spring 14 between movable rod 13 and the telescopic machanism 12, the spheroid pressurized extends towards inside, thereby produce the extrusion to movable rod 13, make its inside that contracts to telescopic machanism 12, ball sealer 10 disappears to the sealed effect of notes oil pipe 4 this moment, the oil body can get into notes oil pipe 4 smoothly through-hole 15 on fixed plate 11.

Further, the diameter of the upper end of the oil filling pipe 4 is six millimeters, and the diameter of the sealing ball 10 is eight millimeters, so that the backflow of lubricating oil can be avoided, and unnecessary waste is reduced.

Further, recess 8's inside is fixed and is provided with spout 18, and

lug

16 and 18 sliding connection of spout, second spring 17 and recess 8 and lug 16 fixed connection, lug 16 slides in the inside arc that is of spout 18, in the twinkling of an eye in the pivoted, the bearing frame drives plum blossom cover shell 1 and rotates, make the space between recess 8 and the lug 16 reduce rapidly, the in-process of reducing extrudes second spring 17, make second spring 17 take place elastic deformation, the in-process of deformation carries out certain offset with the power that the moment of torsion produced, thereby when transmitting installation piece 2, the pressure of moment of torsion has been weakened, the holistic burden has been alleviateed.

The working principle is as follows: when the inside of the mounting block 2 is filled with oil, the lubricating oil injector is aligned with the oil filling pipe 4, the ball body is pressed to extend towards the inside under the action of pressure, so that the movable rod 13 is extruded to be contracted into the inside of the telescopic mechanism 12, at the moment, the sealing effect of the sealing ball 10 on the oil filling pipe 4 disappears, the oil body can smoothly enter the oil filling pipe 4 through the through hole 15 on the fixing plate 11, after the oil filling is completed, the ball body is lifted to abut against the upper end of the oil filling pipe 4 again under the elastic reset of the first internal spring 14 to form a seal, the ball body is gradually filled in the oil filling pipe 4 along with the continuous entering of the lubricating oil, the lubricating oil gradually penetrates towards the inside of the second branch pipe 9 through the first branch pipe 6, the filling of the lubricating oil circuit inside the mounting block 2 is realized, because the diameter of the oil filling pipe 7 is smaller than the branch pipes, the lubricating oil gradually overflows from the oil filling pipe, but stay in the oil outlet 5 under the action of tension, along with the continuous rotation of the shaft body, contact with the lubricating oil on the surface of the oil outlet 5, realize the lubrication between the inner wall of the shaft hole 3 and the shaft body, thereby improving the effect of integral abrasion resistance, in addition, both sides of the mounting block 2 are provided with grooves 8, both sides inside the plum blossom casing 1 are provided with lugs 16, two spaces are formed between the lugs 16 and the grooves 8, so that the plum blossom casing 1 is limited in a certain left-right direction when rotating with the mounting block 2, through installing a second spring 17 between the grooves 8 and the lugs 16, at the moment of rotation, the bearing seat drives the plum blossom casing 1 to rotate, so that the space between the grooves 8 and the lugs 16 is rapidly reduced, the second spring 17 is extruded in the reducing process, the second spring 17 is elastically deformed, the force generated by torque is offset to a certain extent in the deformation process, therefore, when the torque is transmitted to the mounting block 2, the pressure of the torque is weakened, the whole burden is lightened, and the service life is prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a plum blossom mold axle sleeve stand wear and tear, includes plum blossom cover shell (1), its characterized in that: the improved plum blossom casing is characterized in that protruding blocks (16) are arranged on two sides of the interior of the plum blossom casing (1), the protruding blocks (16) and the plum blossom casing (1) are integrally formed, an installation block (2) is arranged inside the plum blossom casing (1), grooves (8) are formed in two sides of the exterior of the installation block (2), second springs (17) are arranged between the grooves (8) and the protruding blocks (16), the plum blossom casing (1) is rotatably connected with the installation block (2), an oil injection pipe (4) is arranged on one side of the interior of the installation block (2), a sealing ball (10) is arranged at the upper end of the oil injection pipe (4), a plurality of second branch pipes (9) which are uniformly distributed along the circumference are arranged on the installation block (2), a first branch pipe (6) is arranged between the second branch pipes (9), an oil outlet pipe (7) is arranged on one side of the first branch pipe (6), and a plurality of oil outlet, and the oil outlet pipes (7) are distributed annularly by the axis of the mounting block (2).

2. A wear resistant quincunx sleeve, as claimed in claim 1, wherein: the vertical center line of the first branch pipe (6) is parallel to the vertical center line of the second branch pipe (9), and the included angle between the adjacent first branch pipes (6) is ninety degrees.

3. A wear resistant quincunx sleeve, as claimed in claim 1, wherein: the middle position department of installation piece (2) is provided with shaft hole (3), and shaft hole (3) axis lies in same straight line with the axis of installation piece (2), oil pipe (7) one end all be provided with oil-out (5), and oil-out (5) are linked together with shaft hole (3), the diameter of oil pipe (7) all is less than first branch pipe (6) and second branch pipe (9).

4. A wear resistant quincunx sleeve, as claimed in claim 1, wherein: the below of ball sealer (10) is provided with fixed plate (11), and fixed plate (11) and oiling pipe (4) fixed connection, it has seted up a plurality of through-holes (15) to be the annular array on fixed plate (11), the upper end fixed mounting of fixed plate (11) has telescopic machanism (12), the inside slidable mounting of telescopic machanism (12) has movable rod (13), and movable rod (13) extend to the top of telescopic machanism (12), the upper end and ball sealer (10) fixed connection of movable rod (13), fixed mounting has first spring (14) between movable rod (13) and telescopic machanism (12).

5. A wear resistant quincunx sleeve as claimed in claim 4, wherein: the diameter of the upper end of the oil filling pipe (4) is six millimeters, and the diameter of the sealing ball (10) is eight millimeters.

6. A wear resistant quincunx sleeve, as claimed in claim 1, wherein: the inside of recess (8) is fixed and is provided with spout (18), and lug (16) and spout (18) sliding connection, second spring (17) and recess (8) and lug (16) fixed connection.