CN212377118U

CN212377118U - Noise-reduction and lubrication retainer for bearing

Info

Publication number: CN212377118U
Application number: CN202020939427.9U
Authority: CN
Inventors: 黄炜育
Original assignee: Xinchang Chuangfeng Machinery Co ltd
Current assignee: Xinchang Chuangfeng Machinery Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-01-19
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a lubricated holder of making an uproar falls, its technical scheme main points are including the retaining ring that diaxon set up to the symmetry and a plurality of between arranging two retaining rings and align to grid's spacing block in, have the clearance between the terminal surface of two adjacent spacing block departments of meeting, be equipped with first slot rolling on the spacing block, the spacing block is equipped with the through-hole of arranging first slot rolling both sides in, be equipped with first oil guide hole between through-hole and the first slot rolling, the both sides circular arc terminal surface of spacing block is equipped with the recess that is convex and with the retaining ring adaptation, the spacing block passes through the rivet riveting with the retaining ring and is connected, provides a structure and stabilizes, high-efficient heat dissipation, high-efficient lubricated holder for the bearing.

Description

Noise-reduction and lubrication retainer for bearing

Technical Field

The utility model belongs to the bearing field especially relates to a lubricated holder for bearing of making an uproar falls.

Background

A bearing cage, also known as a bearing retainer, refers to a bearing component that partially encases all or part of the rolling elements and moves with them to isolate the rolling elements, guide them and retain them within the bearing. The prior publication No. CN104806636B discloses a bearing retainer, which comprises two axially symmetrically arranged retainer rings, wherein isolation blocks are arranged between the two retainer rings, each isolation block is fixedly arranged between the two retainer rings, and when the bearing retainer is used, the noise and the deformation are reduced, but the lubricating effect of the bearing retainer still needs to be increased, and the service life is prolonged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical problem who exists to the aforesaid, provide a bearing retainer that the structure is firm, high-efficient heat dissipation, high-efficient lubrication.

The purpose of the utility model is realized like this: the utility model provides a lubricated holder for bearing of making an uproar falls, includes that the diaxon is to the retaining ring that the symmetry set up and a plurality of spacing block of arranging in between two retaining rings and align to grid, has the clearance between the terminal surface that two adjacent spacing blocks meet the department, be equipped with first slot rolling on the spacing block, the spacing block is equipped with the through-hole of arranging first slot rolling both sides in, be equipped with first oil guide hole between through-hole and the first slot rolling, the both sides circular arc terminal surface of spacing block be arc and with the recess of retaining ring adaptation, the spacing block passes through the rivet riveting with the retaining ring and is connected.

By adopting the technical scheme, the isolating block is provided with the first rolling groove which is used for installing the rolling body, so that the rolling body can roll on the isolating block for a long time, the rolling body is more convenient to install, the isolating block is provided with the through holes which are arranged at two sides of the first rolling groove, the contact area between the isolating block and air is increased through the through holes, the heat dissipation effect is increased, the isolating block is prevented from being seriously deformed after being used for a long time, the service life of the isolating block is prolonged, the first oil guide hole is arranged between the through holes and the first rolling groove, lubricating oil enters the first rolling groove through the through holes and the first oil guide hole, the lubricating property between the first rolling groove and the rolling body is increased, the wear resistance of the isolating block is increased, the service life of the isolating block is prolonged, the arc end surfaces at two sides of the isolating block are provided with the grooves which are arc-shaped and are matched with, the assembling efficiency is improved, the mounting accuracy is improved by the grooves, the isolating blocks are prevented from deviating when the retainer is used for a long time, and the isolating blocks are connected with the retainer rings through rivets in a riveting mode, so that the connection is more stable, and the service life is prolonged.

The utility model discloses further set up to: the inner side of the retainer ring is provided with a first annular flange, and the outer side of the retainer ring is provided with a second annular flange.

Through adopting above-mentioned technical scheme, the inboard of retaining ring is provided with first annular flange, and the outside of retaining ring is provided with second annular flange, and first annular flange and second annular flange and the inner circle and the outer lane adaptation of bearing can play the barrier effect to pollutants such as the inside lubricant of bearing and the outside dust of bearing to reach sealed effect, the cross sectional shape of first annular flange, second annular flange does not do the injecture, and it can be various shapes such as square, triangle-shaped, hemisphere.

The utility model discloses further set up to: and a second rolling groove is formed between every two adjacent isolating blocks, and a second oil guide hole is formed between each through hole and each second rolling groove.

Through adopting above-mentioned technical scheme, be provided with the second slot rolling between two adjacent spacing blocks, be provided with the second between through-hole and the second slot rolling and lead the oilhole, through installing the rolling element in the second slot rolling, increase the work load ability of holder, lubricating oil passes through the second and leads the oilhole and get into in the second slot rolling, increases the lubricity of second slot rolling and rolling element, increases the wearability of spacing block, increases the life of spacing block.

The utility model discloses further set up to: the isolation block is made of PA66 or PA46 or PEEK.

Through adopting above-mentioned technical scheme, the material of spacing block is PA66 or PA46 or PEEK, makes the spacing block have higher structural strength, wearability and heat resistance, and the spacing block still enables to keep good lubricating property between roller and the spacing block after long-time the use, avoids the roller to rotate and send the noise on the retainer.

The utility model discloses further set up to: the through hole is provided with a reinforcing rib.

Through adopting above-mentioned technical scheme, the through-hole is provided with the strengthening rib, sets up the through-hole on the spacing block and has reduced the structural strength of spacing block, increases the structural strength of spacing block through the strengthening rib, guarantees that the spacing block can not the fracture damage when using, increases the life of spacing block.

The utility model has the advantages that:

1. the stable load of the retainer is ensured through the first rolling groove on the isolating block and the second rolling groove between the isolating blocks, so that the use is more stable.

2. Through the through-hole on the spacing block, increase the radiating effect of spacing block, lead the oilhole through first on the through-hole, second, increase the lubricated effect in first race and the second race, increase the life of spacing block.

3. The sealing performance of the retainer after being installed on the bearing is increased through the first annular flange and the second annular flange on the retainer ring.

Drawings

FIG. 1 is a perspective view of an embodiment of a noise-reducing and lubricating bearing retainer of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of a noise-reducing and lubricating bearing retainer of the present invention;

FIG. 3 is a schematic structural diagram of an embodiment of the spacer block of the present invention;

fig. 4 is a cross-sectional view of an embodiment of the cage of the present invention;

the reference numbers in the figure, 1-retainer ring, 11-second annular flange, 12-first annular flange, 2-spacer block, 21-first rolling groove, 22-second rolling groove, 23-through hole, 24-first oil guide hole, 25-second oil guide hole, 26-groove, 27-reinforcing rib, 3-outer ring, 4-inner ring.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following description clearly and completely describes the technical solution in the embodiment of the present invention with reference to fig. 1 to 4:

a retainer for a noise-reducing and lubricating bearing comprises two retainer rings 1 which are axially symmetrically arranged and a plurality of spacer blocks 2 which are arranged between the two retainer rings 1 and are uniformly arranged, a gap is formed between the end surfaces of the joint of two adjacent spacer blocks 2, a first rolling groove 21 is arranged on each spacer block 2, each first rolling groove 21 is used for installing a rolling body, the rolling bodies can roll on the spacer blocks 2 in time, so that the rolling bodies are more conveniently installed, the spacer blocks 2 are provided with through holes 23 which are arranged on the two sides of each first rolling groove 21, the contact area between each spacer block 2 and air is increased through the through holes 23, the heat dissipation effect is increased, the spacer blocks 2 are prevented from being seriously deformed by heat after being used for a long time, the service life of the spacer blocks 2 is prolonged, a first oil guide hole 24 is arranged between each through hole 23 and each first oil guide hole 24, lubricating oil enters each first rolling groove 21 through each through hole 23 and each first, increase the wearability of spacing block 2, increase the life of spacing block 2, the both sides circular arc terminal surface of spacing block 2 is provided with be convex and with the recess 26 of retaining ring 1 adaptation, be convenient for the installation of spacing block 2 and retaining ring 1 through recess 26, increase assembly efficiency, recess 26 increases the installation accuracy, prevent 2 off tracking of spacing block when holder long-term use, spacing block 2 passes through the rivet riveting with retaining ring 1 and is connected, make to connect more firmly, increase life.

The inner side of the retainer ring 1 is provided with a first annular flange 12, the outer side of the retainer ring 1 is provided with a second annular flange 11, the first annular flange 12 and the second annular flange 11 are matched with the inner ring 4 and the outer ring 3 of the bearing, and can play a role in blocking pollutants such as lubricant in the bearing and dust outside the bearing so as to achieve a sealing effect, the cross section shapes of the first annular flange 12 and the second annular flange 11 are not limited, and the first annular flange and the second annular flange can be in various shapes such as square, triangle and hemisphere.

A second rolling groove 22 is formed between every two adjacent isolation blocks 2, a second oil guide hole 25 is formed between each through hole 23 and the corresponding second rolling groove 22, the rolling bodies are installed in the second rolling grooves 22, the working load capacity of the retainer is improved, lubricating oil enters the second rolling grooves 22 through the second oil guide holes 25, the lubricating performance of the second rolling grooves 22 and the lubricating bodies is improved, the abrasion resistance of the isolation blocks 2 is improved, and the service life of the isolation blocks 2 is prolonged.

The isolation block 2 is made of PA66 or PA46 or PEEK, so that the isolation block 2 has high structural strength, wear resistance and heat resistance, and the isolation block 2 can still keep good lubricating performance between the roller and the isolation block 2 after being used for a long time, and the roller is prevented from rotating to generate noise on the retainer.

Through-hole 23 is provided with strengthening rib 27, sets up through-hole 23 on spacing block 2 and has reduced the structural strength of spacing block 2, increases the structural strength of spacing block 2 through strengthening rib 27, guarantees that spacing block 2 can not the fracture damage when using, increases the life of spacing block 2.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.

Claims

1. The utility model provides a lubricated bearing of making an uproar holder falls, includes retaining ring (1) that two axial symmetries set up and a plurality of division block (2) of arranging in between two retaining ring (1) and align to grid, has the clearance between the terminal surface that two adjacent division block (2) meet, its characterized in that, be equipped with first slot for roll (21) on division block (2), division block (2) are equipped with through-hole (23) of arranging first slot for roll (21) both sides in, be equipped with first oil guide hole (24) between through-hole (23) and first slot for roll (21), the both sides circular arc terminal surface of division block (2) is equipped with recess (26) that are arc and with retaining ring (1) adaptation, division block (2) are connected through the rivet riveting with retaining ring (1).

2. A noise reducing and lubricating cage for bearings according to claim 1, characterized in that the inner side of the retainer ring (1) is provided with a first annular flange (12) and the outer side of the retainer ring (1) is provided with a second annular flange (11).

3. The retainer for the noise-reducing and lubricating bearing as recited in claim 2, wherein a second rolling groove (22) is provided between two adjacent spacers (2), and a second oil guide hole (25) is provided between the through hole (23) and the second rolling groove (22).

4. A noise reducing and lubricating cage for bearings according to claim 3, characterised in that the spacer blocks (2) are made of PA66 or PA46 or PEEK.

5. A noise reducing and lubricating cage for bearings according to claim 4, characterised in that the through-holes (23) are provided with reinforcing ribs (27).