Shock-absorbing and noise-reducing bearing retainer

Abstract

The utility model relates to the technical field of bearing retainers, in particular to a shock-absorbing and noise-reducing bearing retainer, which comprises a secondary retainer and a primary retainer, a plurality of groups of fixing bolts are connected between the secondary retainer and the primary retainer, and a plurality of groups of cover plates are connected on the side walls of the secondary retainer and the primary retainer. Clamping rings are arranged on the side wall of the cover plate and correspond to the child retainer and the mother retainer, a lubricating oil injection opening is formed in the side wall of the cover plate, and a plurality of sets of limiting clamping plates and connecting clamping plates are connected between the child retainer and the mother retainer; the shock absorber and the capillary tube are arranged in the bearing retainer for shock absorption and noise reduction, so that lubricating oil is smeared on the surfaces of the rolling steel balls when a bearing works under the mutual action of the shock absorber, the capillary tube and all parts, and friction between the rolling steel balls and the steel ball retaining ring and friction between the rolling steel balls and a bearing ring are reduced; and noise generated by friction is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing retainer technical field, concretely is a bearing retainer of shock absorption and noise reduction. BACKGROUND

[0002] The bearing retainer of the bearing ball is the indispensable component in the bearing, and the retainer ensures the accurate positioning of the bearing ball, prevents its misplacement or collision, and guarantees the normal operation of the bearing. Secondly, by giving the bearing ball stable support, the retainer improves the stability of the bearing, reduces the swing and vibration during high-speed rotation, and further enhances the reliability of the bearing.

[0003] Meanwhile, the surface of the bearing ball will be attached with dust during the use of the bearing, which affects the flexibility of the bearing ball during use, and also causes large noise, affecting the use of the bearing. In addition, after long-time use, the service life of the bearing is affected. In view of the above problems, a bearing retainer for shock absorption and noise reduction is needed. UTILITY MODEL CONTENTS

[0004] The utility model discloses a bearing retainer for shock absorption and noise reduction to solve the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A bearing retainer for shock absorption and noise reduction, comprising a sub-retainer and a mother retainer, a plurality of fixing bolts are connected between the sub-retainer and the mother retainer, a plurality of cover plates are connected on the side walls of the sub-retainer and the mother retainer, snap rings are arranged on the side walls of the cover plates and correspond to the sub-retainer and the mother retainer, lubricating oil injection ports are arranged on the side walls of the cover plates, a plurality of limiting clamping plates and link clamping plates are connected between the sub-retainer and the mother retainer, limiting sleeves and link sleeves are connected on the inner walls of the limiting clamping plates and the link clamping plates, a limiting connecting plate is connected between the limiting sleeve and the link sleeve, steel ball retaining rings are connected on the inner walls of the limiting sleeve and the link sleeve, rolling steel balls are connected in the steel ball retaining rings, connecting connecting plates are symmetrically arranged on the outer walls of the limiting clamping plates and the link clamping plates, a plurality of shock absorbers are connected between the connecting connecting plates, and a plurality of capillary tubes are arranged on the limiting clamping plates, the link clamping plates, the limiting sleeve, the link sleeve and the steel ball retaining rings.

[0007] As a preferred scheme of the utility model, the connection mode of the sub-retainer and the fixing bolt is screw connection, and the mother retainer is provided with a counterbore corresponding to the fixing bolt, wherein the cooperation mode of the fixing bolt and the counterbore is clearance fit.

[0008] As the preferred scheme of the utility model, the inner wall of the female retainer and the male retiner is provided with an oil permeation hole corresponding to the capillary tube, and the male retainer and the female retainer are hollow structures.

[0009] As the preferred scheme of the utility model, the inner wall of the female retainer and the male retiner is provided with an oil permeation hole corresponding to the capillary tube, and the male retainer and the female retainer are hollow structures.

[0010] As the preferred scheme of the utility model, the inner wall of the female retainer and the male retiner is provided with an oil permeation hole corresponding to the capillary tube, and the male retainer and the female retainer are hollow structures.

[0011] As the preferred scheme of the utility model, the inner wall of the female retainer and the male retiner is provided with an oil permeation hole corresponding to the capillary tube, and the male retainer and the female retainer are hollow structures.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] In the utility model, the shock absorber and the capillary tube are arranged in the shock-absorbing and noise-reducing bearing retainer, so that the bearing is lubricated when working, the friction between the rolling steel balls and the steel ball retainer and the bearing ring is reduced, the noise caused by the friction is reduced, the wear resistance of the rolling steel balls is improved, the service life of the bearing is increased, and the generation of noise during use of the bearing is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the utility model;

[0015] Figure 2 It is an explosion structure schematic view of Figure 1

[0016] Figure 3 It is a partial structure schematic view of Figure 1

[0017] Figure 4 It is an explosion structure schematic view of Figure 3

[0018] ​​​In the figure: 1, the child holder; 2, the female holder; 3, the fixed bolt; 4, the cover plate; 5, the snap ring; 6, the lubricating oil injection port; 7, the limiting clamping plate; 8, the connection clamping plate; 9, the limiting sleeve; 10, the connection sleeve; 11, the limiting connecting plate; 12, the steel ball retaining ring; 13, the rolling steel ball; 14, the connecting connecting plate; 15, the shock absorber; 16, the capillary tube. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0020] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the relevant drawings, and several embodiments of the present application are given. However, the present application can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixedly attached" to another element, it can be directly on the other element or there can be intervening elements. When an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements can be present. As used herein the terms "vertical", "horizontal", "left", "right", and the like are used for explanation purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0023] Embodiments, please refer to Figures 1-3 The present application provides a technical solution:

[0024] The utility model provides a shock absorption and noise reduction bearing retainer, including sub retainer 1 and female retainer 2, and a plurality of groups of fixed bolts 3 are connected between sub retainer 1 and female retainer 2, a plurality of groups of cover plates 4 are connected on the side wall of sub retainer 1 and female retainer 2, the side wall of cover plate 4 is provided with snap ring 5 and corresponds to sub retainer 1 and female retainer 2, lubricating oil injection port 6 is set up on the side wall of cover plate 4, a plurality of groups of limiting clamping plates 7 and link clamping plates 8 are connected between sub retainer 1 and female retainer 2 respectively, the inner wall of limiting clamping plate 7 and link clamping plate 8 is all connected with limiting sleeve 9 and link sleeve 10, limiting sleeve 9 and link sleeve 10 are connected with limiting connecting plate 11, the inner wall of limiting sleeve 9 and link sleeve 10 is connected with steel ball retaining ring 12, and steel ball retaining ring 12 is connected with rolling steel ball 13, the outer wall of limiting clamping plate 7 and link clamping plate 8 is provided with connecting plate 14 symmetrically, a plurality of groups of shock absorber 15 are connected between connecting plate 14, and a plurality of groups of capillary tubes 16 are set up on limiting clamping plate 7, link clamping plate 8, limiting sleeve 9, link sleeve 10, steel ball retaining ring 12,

[0025] In this embodiment, referring to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 , in the process of rolling, dust in the air can adhere to the surface of the rolling steel ball 13, at this time, the limiting clamping plate 7 is connected to the side wall of the sub retainer 1, wherein the limiting clamping plate 7 is connected to the sub retainer 1 in a sliding manner, the link clamping plate 8 is connected to the side wall of the female retainer 2, wherein the link clamping plate 8 is connected to the female retainer 2 in a sliding manner, the inner cavity of the link sleeve 10 is connected to the limiting connecting plate 11 in a sliding manner, and the limiting connecting plate 11 is fixedly connected in the inner cavity of the limiting sleeve 9 to drive the mutual sliding between the limiting clamping plate 7 and the link clamping plate 8, at this time, the shock absorber 15 is used for shock absorption, thereby reducing the noise generated by the bearing during use;

[0026] Further, the sub retainer 1 is connected to the fixed bolt 3 in a threaded manner, the female retainer 2 is provided with an enlarged hole corresponding to the fixed bolt 3, and the fixed bolt 3 is matched with the enlarged hole in a clearance fit, thereby facilitating the installation between the sub retainer 1 and the female retainer 2;

[0027] Further, the inner wall of the sub retainer 1 and the female retainer 2 is provided with an oil infiltration hole corresponding to the capillary tube 16, and the sub retainer 1 and the female retainer 2 are hollow structures, thereby facilitating the infiltration of lubricating oil;

[0028] Further, the inner wall of the sub retainer 1 and the female retainer 2 is provided with a clamping groove corresponding to the snap ring 5, wherein the snap ring 5 is matched with the clamping groove in a clearance fit, thereby facilitating the installation between the sub retainer 1, the female retainer 2 and the cover plate 4;

[0029] Further, the lubricating oil injection port 6 is provided with a plug, the limiting clamping plate 7 is connected to the side wall of the sub-retainer 1, wherein the limiting clamping plate 7 is connected to the sub-retainer 1 in a sliding manner, the connecting clamping plate 8 is connected to the side wall of the mother retainer 2, wherein the connecting clamping plate 8 is connected to the mother retainer 2 in a sliding manner, the inner cavity of the connecting sleeve 10 is connected to the limiting connecting plate 11 in a sliding manner, the limiting connecting plate 11 is fixedly connected in the inner cavity of the limiting sleeve 9, the limiting clamping plate 7, the limiting sleeve 9, the steel ball retaining ring 12, the connecting plate 14 and the capillary tube 16 are integrated, the connecting clamping plate 8, the connecting sleeve 10, the steel ball retaining ring 12, the connecting plate 14 and the capillary tube 16 are integrated, so that the device can slide during use.

[0030] The working process of the utility model: when using the damping and noise reduction bearing retainer, first, the sub-retainer 1 and the mother retainer 2 and the cover plate 4 form a closed space, lubricating oil is injected from the lubricating oil injection port 6, and at the same time, in the rolling process of the rolling steel ball 13, the lubricating oil can be applied to the surface of the rolling steel ball 13 through the capillary hole of the capillary tube 16, thereby reducing the friction between the rolling steel ball 13, the steel ball retaining ring 12 and the bearing ring, reducing the noise caused by friction, and improving the wear resistance of the rolling steel ball 13, thereby increasing the service life of the bearing.

[0031] In the rolling process of the rolling steel ball 13, dust in the air can adhere to the surface of the rolling steel ball 13, at this time, the limiting clamping plate 7 is connected to the side wall of the sub-retainer 1, wherein the limiting clamping plate 7 is connected to the sub-retainer 1 in a sliding manner, the connecting clamping plate 8 is connected to the side wall of the mother retainer 2, wherein the connecting clamping plate 8 is connected to the mother retainer 2 in a sliding manner, the inner cavity of the connecting sleeve 10 is connected to the limiting connecting plate 11 in a sliding manner, and the limiting connecting plate 11 is fixedly connected in the inner cavity of the limiting sleeve 9, so that the limiting clamping plate 7 and the connecting clamping plate 8 slide relative to each other, at this time, the shock absorber 15 is used for damping, thereby reducing the noise generated by the bearing during use.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A shock-absorbing and noise-reducing bearing cage comprising a daughter cage (1) and a mother cage (2), characterized in that: A plurality of fixing bolts (3) are connected between the sub-holder (1) and the female holder (2), a plurality of cover plates (4) are connected to the side walls of the sub-holder (1) and the female holder (2), snap rings (5) are arranged on the side walls of the cover plates (4) and correspond to the sub-holder (1) and the female holder (2), lubricating oil injection ports (6) are arranged on the side walls of the cover plates (4), a plurality of limiting clamping plates (7) and link clamping plates (8) are respectively connected between the sub-holder (1) and the female holder (2), limiting sleeves (9) and link sleeves (10) are connected to the inner walls of the limiting clamping plates (7) and the link clamping plates (8), limiting connecting plates (11) are connected between the limiting sleeves (9) and the link sleeves (10), steel ball retaining rings (12) are connected to the inner walls of the limiting sleeves (9) and the link sleeves (10), rolling steel balls (13) are connected in the steel ball retaining rings (12), connecting connecting plates (14) are symmetrically arranged on the outer walls of the limiting clamping plates (7) and the link clamping plates (8), a plurality of shock absorbers (15) are connected between the connecting connecting plates (14), and a plurality of penetrating capillary tubes (16) are arranged on the limiting clamping plates (7), the link clamping plates (8), the limiting sleeves (9), the link sleeves (10), and the steel ball retaining rings (12).

2. The reduced noise bearing cage of claim 1, wherein: The sub-holder (1) is connected with the fixing bolt (3) in a threaded connection mode, and the female holder (2) is provided with a counterbore corresponding to the fixing bolt (3), and the fixing bolt (3) and the counterbore are matched in a clearance fit mode.

3. The reduced noise bearing cage of claim 1, wherein: Oil infiltration holes are arranged on the inner walls of the sub-holder (1) and the female holder (2) and correspond to the capillary tubes (16), and the sub-holder (1) and the female holder (2) are hollow structures.

4. The reduced noise bearing cage of claim 1, wherein: Clamping grooves are arranged on the inner walls of the sub-holder (1) and the female holder (2) and correspond to the snap rings (5), the snap rings (5) and the clamping grooves are matched in a clearance fit mode, and plugs are arranged on the lubricating oil injection ports (6).

5. The reduced noise bearing cage of claim 1, wherein: The limiting clamping plate (7) is connected to the side wall of the sub-holder (1), and the limiting clamping plate (7) and the sub-holder (1) are connected in a sliding connection mode.

6. The reduced noise bearing cage of claim 1, wherein: The inner cavity of the link sleeve (10) and the limiting connecting plate (11) are connected in a sliding connection mode, the limiting connecting plate (11) is fixedly connected in the inner cavity of the limiting sleeve (9), the limiting clamping plate (7), the limiting sleeve (9), the steel ball retaining ring (12), the connecting connecting plate (14), and the capillary tube (16) are integrated structures, and the link clamping plate (8), the link sleeve (10), the steel ball retaining ring (12), the connecting connecting plate (14), and the capillary tube (16) are integrated structures.

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