CN220378719U - Bearing retainer and bearing of composite technology - Google Patents

Abstract

The application discloses a bearing retainer and a bearing of a compound technology, wherein the bearing retainer comprises a large end ring, a small end ring and a plurality of hole beams positioned between the large end ring and the small end ring, two ends of each hole beam are respectively fixedly connected with the large end ring and the small end ring, the plurality of hole beams are uniformly arranged at intervals along the circumferential direction of the large end ring, so that pockets for accommodating rolling bodies are formed between two adjacent hole beams, the thickness of the large end ring and the thickness of the small end ring are both larger than the thickness of the hole beams, the weight of the bearing retainer is reduced, the rotation flexibility of the bearing retainer is increased, the abrasion condition of the rolling bodies is kept consistent as much as possible, and the service life of the bearing provided with the bearing retainer is prolonged; the bearing comprises an inner ring, an outer ring, rolling bodies and the bearing retainer, so that the service life of the bearing is prolonged.

Description

Bearing retainer and bearing of composite technology

Technical Field

The application belongs to the technical field of bearings, and particularly relates to a bearing retainer and a bearing of a composite process.

Background

The bearing generally comprises an inner ring, an outer ring, rolling bodies arranged between the inner ring and the outer ring and a retainer arranged between the inner ring and the outer ring, and is mainly used for determining the relative position of a rotating shaft and other parts so as to play a role in supporting or guiding.

The bearing retainer keeps the rolling bodies at certain intervals in the circumferential direction of the inner ring and the outer ring, and prevents the rolling bodies from falling off and guiding the rolling bodies to rotate. The bearing retainer comprises a retainer body and a pocket hole arranged on the retainer body and used for accommodating rolling bodies.

However, in order to increase the life of the bearing cage, the wall thickness of the bearing cage is generally thicker, which in turn makes the mass of the bearing cage heavier, resulting in less flexibility in the rotation of the bearing cage.

In addition, in the process of assembling the bearing, grease is smeared between the inner ring and the outer ring so as to lubricate the rolling bodies and reduce the friction force of the rolling bodies during rolling. Because the fluidity of the grease is small, and the grease is easy to smear unevenly when smeared, the lubricating effect of the grease on the rolling bodies is different, so that the wearing condition of each rolling body is different, and the service life of the bearing is lower.

Disclosure of Invention

The application provides a bearing retainer and a bearing of a composite process, which are used for solving at least one of the technical problems.

The technical scheme adopted by the application is as follows:

the utility model provides a bearing retainer of compound technology, includes big end ring, little end ring and be located big end ring with a plurality of hole roof beam between the little end ring, every the both ends of hole roof beam respectively fixed connection in big end ring with little end ring, a plurality of Kong Liangyan the circumference of big end ring evenly separates the setting to make between two adjacent hole roof beam form the pocket hole that holds the rolling element, the thickness of big end ring is greater than the thickness of hole roof beam with the thickness of little end ring.

By adopting the technical scheme, the thickness of the large end ring and the thickness of the small end ring are both larger than the thickness of the hole beam, so that the weight of the bearing retainer is reduced, and the flexibility of the bearing retainer in the rotating process is improved; in addition, the large end ring and the small end ring with the thickness larger than that of the hole beam enable gaps to exist between the two opposite end faces of the hole beam and the inner ring and/or the outer ring, and then lubricating grease unevenly smeared during rotation of the rolling bodies and the bearing retainer can be distributed, so that the lubricating grease tends to be uniform between the inner ring and the outer ring, lubrication effects born by the rolling bodies are basically kept consistent, and abrasion conditions of the rolling bodies are basically kept consistent, so that the service life of a bearing provided with the bearing retainer is guaranteed.

In addition, gaps exist between the hole beams and the inner ring and/or the outer ring, so that heat dissipation of the bearing provided with the bearing retainer is facilitated, the situation that the temperature of the bearing retainer is too high is avoided, and the service life of the bearing retainer is prolonged.

Optionally, the hole beam has a first end near the large end ring, a second end near the small end ring, and an intermediate end between the first end and the second end, the thickness of the first end and the thickness of the second end are both greater than the thickness of the intermediate end, the thickness of the first end is equal to the thickness of the large end ring, and the thickness of the second end is equal to the thickness of the small end ring.

Through adopting above-mentioned technical scheme, kong Liangdi thickness of one end equals the thickness of big end ring, and the thickness of second end equals the thickness of little end ring, has increased the aperture roof beam and has increased the joint strength of big end ring then, has increased the joint strength of aperture roof beam and little end ring, and then increases the life of bearing holder.

Optionally, the thickness of the hole beam is gradually reduced from two ends to the middle position.

Through adopting above-mentioned technical scheme, reduce the thickness of hole roof beam gradually from both ends to intermediate position setting to guarantee the structural strength of hole roof beam, avoid the thickness of hole roof beam to be the echelonment and reduce the condition that leads to the intensity of hole roof beam to reduce sharply, and then guarantee the life of bearing holder.

Optionally, the hole beam has the first face of dodging towards the inner circle and the second face of dodging that deviates from the inner circle, first face of dodging with the second face of dodging is the cambered surface.

Through adopting above-mentioned technical scheme, first face and the second of dodging are the cambered surface to make first face and the outer terminal surface of inner circle of dodging between have the clearance, second dodge and have the clearance between the inner terminal surface of outer lane, so that smear uneven lubricating grease can be equally divided when the rolling element rotates, thereby increase the lubricating effect of lubricating grease to the rolling element, and then increase the life of installing the bearing of this bearing holder, and, can also increase the radiating effect of bearing holder, with the radiating effect of the bearing of having increased this bearing holder.

Optionally, the both sides of hole roof beam inner all are provided with and press the slope.

By adopting the technical scheme, the two side surfaces of the inner end of the hole beam are inclined surfaces by the slope pressing surface, so that the friction force between the hole beam and the rolling bodies is reduced, the strength of the bearing retainer is improved, the contact performance of the bearing retainer and the rolling bodies is improved, the service life of the bearing provided with the bearing retainer is prolonged, and the quality of the bearing is improved.

Optionally, the large end ring, the small end ring and the plurality of hole beams are integrally formed.

Through adopting above-mentioned technical scheme, set up big end ring, little end ring and a plurality of hole roof beam into integrated into one piece, can increase the joint strength of hole roof beam and big end ring and little end ring to increase the wholeness of bearing holder, thereby increase the life of bearing holder.

Optionally, the bearing retainer is formed by stretching a sheet material to form a blank and machining the blank.

Through adopting above-mentioned technical scheme, when bearing holder carries out production and manufacturing, stretch to the sheet material earlier to make the sheet material form bowl-shaped blank, the thickness of the lateral wall upper end position of blank and the thickness of lower extreme position all are greater than the thickness of intermediate position this moment, then carry out the machining to the blank, so that the blank forms the bearing holder, reduce the condition that the blank warp easily when processing the blank on the one hand, guarantee the production quality of bearing holder, on the other hand can form the pressure slope when processing the pocket hole, in order to reduce the production step of bearing holder, improve the production efficiency of bearing holder.

Optionally, the corner of pocket hole all is equipped with first oil storage tank.

Through adopting above-mentioned technical scheme, first oil storage tank can store lubricating grease, has increased the volume that can store lubricating grease in installing this bearing holder to increase lubricated effect and the lubricated duration to the rolling element, and then increase the life of installing the bearing of this bearing holder.

Optionally, at least two protrusions are arranged on the pressing slope surface at intervals, and a second oil storage groove is formed between the two protrusions.

Through adopting above-mentioned technical scheme, the second oil storage tank can store lubricating grease equally, has further increased the volume that can store lubricating grease in installing this bearing holder to increase lubricated effect and lubricated duration to the rolling element, and then increase the life of the bearing of installing this bearing holder.

The application also discloses a bearing, include the inner circle, locate the outside outer lane of inner circle and locate the inner circle with a plurality of rolling elements between the outer lane still include foretell bearing holder, rolling element and pocket one-to-one set up.

Through adopting above-mentioned technical scheme, install the bearing of above-mentioned bearing holder, can increase the flexibility of bearing holder rotation in-process to can be when rolling element and bearing holder rotate to smear uneven lubricating grease and apportion, make lubricating grease apportion evenly between inner circle and outer lane, in order to guarantee the life of bearing.

Due to the adoption of the technical scheme, the beneficial effects obtained by the application are as follows:

1. by arranging the large end ring, the small end ring and the hole beam, the thickness of the large end ring and the thickness of the small end ring are smaller than the thickness of the hole beam, so that the weight of the bearing retainer is reduced, and the flexibility of the bearing retainer in the rotating process is improved; in addition, the large end ring and the small end ring with the thickness larger than that of the hole beam enable gaps to exist between the two opposite end surfaces of the hole beam and the inner ring and/or the outer ring, so that uneven smearing of lubricating grease can be distributed when the rolling bodies and the bearing retainer rotate, the lubricating grease tends to be uniform between the inner ring and the outer ring, the lubricating effects born by the rolling bodies are basically kept consistent, and the abrasion conditions of the rolling bodies are basically kept consistent, so that the service life of the bearing provided with the bearing retainer is ensured;

2. the thickness of the first end and the thickness of the second end are set to be larger than the thickness of the middle end, the thickness of the first end is equal to the thickness of the large end ring, the thickness of the second end is equal to the thickness of the small end ring, the connection strength of the hole beam and the large end ring is increased, the connection strength of the hole beam and the small end ring is increased, and the service life of the bearing retainer is prolonged;

3. through setting the thickness of hole roof beam to from both ends to intermediate position taper to guarantee the structural strength of hole roof beam, avoid the thickness of hole roof beam to be the echelonment and reduce the circumstances that leads to the intensity of hole roof beam to reduce sharply, and then guarantee the life of bearing holder.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic view of the overall structure of a bearing retainer according to one embodiment of the present application;

FIG. 2 is a cross-sectional view of the bearing retainer according to one embodiment of the present application;

FIG. 3 is a schematic view of a portion of a bearing retainer according to an embodiment of the present application;

FIG. 4 is a schematic view of the overall structure of a bearing retainer according to another embodiment of the present application;

FIG. 5 is a schematic view of a portion of a bearing retainer according to another embodiment of the present disclosure;

fig. 6 is a schematic view of a blank according to an embodiment of the present application.

Reference numerals:

1. a large end ring;

2. a small end ring;

3. a hole beam; 31. a first end; 32. a second end; 33. a middle end; 34. a first relief surface; 35. a second relief surface; 36. pressing the slope surface; 361. a protrusion; 362. a second oil storage tank;

4. a pocket; 41. a first oil reservoir;

5. and (5) blank material.

Detailed Description

In order to more clearly illustrate the general concepts of the present application, a detailed description is provided below by way of example in connection with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and thus the scope of the present application is not limited by the specific embodiments disclosed below. It should be noted that, in the case of no conflict, the embodiments of the present application and features in the embodiments may be combined with each other.

In addition, in the description of the present application, it should be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1 to 6, a bearing cage of a composite process includes a large end ring 1, a small end ring 2, and a plurality of hole beams 3 positioned between the large end ring 1 and the small end ring 2, wherein the large end ring 1 and the small end ring 2 are coaxially disposed, both ends of each hole beam 3 are fixedly connected to the large end ring 1 and the small end ring 2, respectively, the plurality of hole beams 3 are uniformly spaced along a circumferential direction of the large end ring 1, so that pockets 4 accommodating rolling bodies are formed between adjacent two hole beams 3, and the thickness of the large end ring 1 and the thickness of the small end ring 2 are both greater than the thickness of the hole beams 3.

Specifically, the thickness of the large end ring 1 and the thickness of the small end ring 2 are larger than the thickness of the hole beam 3, so that the overall weight of the bearing retainer is reduced, and the flexibility of the bearing retainer in the rotation process is improved; in addition, after the bearing retainer in the application is installed between the inner ring and the outer ring, gaps exist between the hole beams 3 and the outer peripheral surface of the inner ring and/or the inner peripheral surface of the outer ring, so that lubricating grease can move through the gaps between the hole beams 3 and the inner ring and/or the outer ring when the bearing retainer and the rolling bodies rotate, uneven lubricating grease is spread, the lubricating grease coated between the inner ring and the outer ring is kept as uniform as possible, the lubricating effect of the lubricating grease on the rolling bodies is kept consistent, the condition that the lubricating grease is poor on single or partial rolling bodies to cause the single or partial rolling bodies to be damaged easily is avoided, and the service life of a bearing with the bearing retainer is prolonged.

In addition, gaps exist between the hole beams 3 and the outer peripheral surface of the inner ring and/or the inner peripheral surface of the outer ring, so that heat dissipation of the bearing provided with the bearing retainer is facilitated, the condition that the temperature of the bearing retainer is too high is avoided, and the service life of the bearing is guaranteed.

In a preferred embodiment, referring to fig. 2 and 3, the aperture beam 3 has a first end 31 adjacent the large end ring 1, a second end 32 adjacent the small end ring 2, and an intermediate end 33 between the first end 31 and the second end 32, the thickness of the first end 31 and the second end 32 being greater than the thickness of the intermediate end 33, and the thickness of the first end 31 being equal to the thickness of the large end ring 1 and the thickness of the second end 32 being equal to the thickness of the small end ring 2.

Specifically, the thickness of the first end 31 is equal to the thickness of the large end ring 1, so that the connection strength of the hole beam 3 and the large end ring 1 can be ensured, the condition that the connection position of the large end ring 1 and the hole beam 3 is easy to break can be avoided, the thickness of the second end 32 is equal to the thickness of the small end ring 2, the connection strength of the hole beam 3 and the small end ring 2 can be ensured, the condition that the connection position of the small end ring 2 and the hole beam 3 is easy to break can be avoided, the structural strength of the bearing retainer can be increased, and the service life of the bearing retainer can be ensured.

The thickness of the large end ring 1 and the thickness of the small end ring 2 are not particularly limited, and preferably, the thickness of the large end ring 1 is equal to the thickness of the small end ring 2 so as to ensure the structural strength of the bearing retainer, and ensure the connection strength of the large end ring 1 and the small end ring 2 with the hole beam 3, thereby further ensuring the service life of the bearing retainer.

In a preferred embodiment, referring to fig. 2 and 3, the thickness of the aperture beam 3 is gradually reduced from both ends to the middle position.

Specifically, the thickness of the hole beam 3 gradually decreases from two ends of the length direction of the hole beam 3 to the middle position, so as to avoid the situation that the thickness of the hole beam 3 decreases stepwise, resulting in the rapid decrease of the structural strength of the hole beam 3, thereby ensuring the structural strength of the hole beam 3 and further prolonging the service life of the bearing retainer.

In a preferred embodiment, referring to fig. 2 and 3, the aperture beam 3 has a first relief surface 34 facing the inner ring and a second relief surface 35 facing away from the inner ring, both the first relief surface 34 and the second relief surface 35 being cambered surfaces.

Specifically, the end face of the hole beam 3 facing the outer peripheral surface of the inner ring is a first avoiding surface 34, the end face of the hole beam 3 facing the inner peripheral surface of the outer ring is a second avoiding surface 35, the first avoiding surface 34 and the second avoiding surface 35 are cambered surfaces, so that the bearing retainer is mounted between the inner ring and the outer ring, a first gap exists between the first avoiding surface 34 and the outer peripheral surface of the inner ring, a second gap exists between the second avoiding surface 35 and the inner peripheral surface of the outer ring, and lubricating grease which is unevenly smeared can float through the first gap and the second gap when the rolling body and the bearing retainer rotate, and therefore lubricating grease is smeared evenly, and the service life of a bearing provided with the bearing retainer is guaranteed. In addition, heat generated by the rolling bodies and the bearing retainer during movement can flow in the first gap and the second gap piece, so that the heat dissipation effect of the bearing provided with the bearing retainer is improved.

Of course, in other embodiments, one of the first avoiding surface 34 and the second avoiding surface 35 may be an arc surface, and the other may be a plane surface, so long as a gap between the hole beam 3 and the outer circumferential surface of the inner ring and/or the inner circumferential surface of the outer ring can be achieved, and the present utility model is not limited thereto.

In a preferred embodiment, referring to fig. 3, the aperture beam 3 is provided with a crimp surface 36 on both sides of the inner end.

Specifically, one end of the hole beam 3 facing the outer peripheral surface of the inner ring is the inner end of the hole beam 3, that is, two side surfaces of the inner end of the hole beam 3 are inclined surfaces, so that friction force between the hole beam 3 and the rolling bodies is reduced, strength of the bearing retainer is improved, contact performance of the bearing retainer and the rolling bodies is improved, and service life of the bearing provided with the bearing retainer is prolonged.

Preferably, the pressing slope surface 36 located at one side of the inner end of the hole beam 3 is a first pressing slope surface 36, the pressing slope surface 36 located at the other side of the inner end of the hole beam 3 is a second pressing slope surface 36, and the distance between the first pressing slope surface 36 and the second pressing slope surface 36 is gradually reduced along the direction from the inner peripheral surface of the outer ring to the outer peripheral surface of the inner ring so as to install the rolling bodies into the pockets 4.

In a preferred embodiment, the large end ring 1, the small end ring 2 and the plurality of hole beams 3 are integrally formed, so that the connection strength of the hole beams 3 with the large end ring 1 and the small end ring 2 is increased, the integrity of the bearing retainer is further increased, the structural strength of the bearing retainer is further increased, and the service life of the bearing retainer is ensured.

In a preferred embodiment, referring to fig. 1, 2 and 6, the bearing cage is formed from sheet metal drawn to form a blank 5 and machined into the blank 5.

Specifically, when the bearing retainer is produced, the plate is stretched first to form a bowl-shaped blank 5 (refer to fig. 6), and at this time, the thickness of the upper end position and the thickness of the lower end position of the side wall of the blank 5 are larger than those of the middle position; the blank 5 is then machined, i.e. the bottom end face and the peripheral side face of the blank 5 are milled so that the bottom of the blank 5 forms an opening, the peripheral side face of the blank 5 forms the pocket 4, and the pressure ramp face 36 can be formed simultaneously when the pocket 4 is machined.

When stretching the plate, placing the plate on the lower die, wherein the lower die is a female die, then operating the upper die, and the upper die is a male die, so that the upper die presses the plate, the plate deforms towards the lower die, namely the plate is stretched, finally the plate forms a bowl-shaped blank 5, and the thickness of the top and the bottom of the blank 5 is larger than the thickness of the middle part of the blank 5 because the deformation of the top and the bottom of the blank 5 is smaller than the deformation of the middle part of the blank 5, namely the thickness of a hole beam 3 of the machined bearing retainer is smaller than the thickness of the large end ring 1 and the thickness of the small end ring 2.

By stretching the plate material to form the bowl-shaped blank 5, the situation that the hole beam 3 with smaller thickness needs to be processed independently is avoided, so that the production cost of the bearing retainer is reduced, and the production efficiency of the bearing retainer is improved.

When the blank 5 is machined, namely, the blank 5 is milled, the pressing slope surface 36 can be formed while the pocket 4 is formed, and the roughness of the pressing slope surface 36 is smaller due to higher machining precision, so that the friction force between the pressing slope surface 36 and the rolling bodies is reduced, and the service life of the bearing retainer is prolonged. In addition, the condition that the opposite-pressing slope surface 36 is required to be independently processed is avoided, and the production cost of the bearing retainer is reduced and the production efficiency of the bearing retainer is improved.

In a preferred embodiment, referring to fig. 4 and 5, four corners of the pocket 4 are provided with first oil storage grooves 41, and the first oil storage grooves 41 are in curve transition connection with the hole wall of the pocket 4 to disperse stress at connection positions of the hole beams 3 and the large end ring 1 and the small end ring 2, so that the condition that the bearing retainer is easily damaged due to stress concentration is avoided, and the service life of the bearing retainer is prolonged, and meanwhile, the first oil storage grooves 41 can be used for storing lubricating grease to increase the amount of the lubricating grease which can be stored in the bearing provided with the bearing retainer, so that the lubrication duration of the lubricating grease on rolling bodies is prolonged, and the service life of the bearing provided with the bearing retainer is prolonged.

The formation mode of the first oil reservoir 41 is not limited in this application, and the first oil reservoir 41 is preferably formed by chamfering the connection positions of the hole beam 3 and the large end ring 1 and the small end ring 2.

Preferably, the opening of the first oil storage tank 41 is closed, so that the opening width of the first oil storage tank 41 is smaller than the width of the inside of the first oil storage tank 41, and the oil storage effect of the first oil storage tank 41 is improved.

In a preferred embodiment, referring to fig. 4 and 5, at least two protrusions 361 are protruded on the pressing slope surface 36 in the above embodiment at intervals, so that a second oil storage groove 362 is formed between two adjacent protrusions 361, so as to further increase the amount of grease that can be stored in the bearing mounted with the bearing retainer, thereby further increasing the lubrication time period that the grease can lubricate the rolling elements, and further increasing the service life of the bearing. In addition, the rolling bodies mounted in the pockets 4 are in contact with the protrusions 361 to reduce the contact area of the rolling bodies with the hole beams 3, thereby reducing friction between the rolling bodies and the hole beams 3 and prolonging the service life of the bearing retainer.

Preferably, the protrusions 361 on the opposite pressing slopes 36 of the two adjacent hole beams 3 are opposite to each other, so that the rolling bodies are stressed and balanced, and the stability of the rolling bodies is improved.

It should be noted that, the specific structure of the protrusion 361 is not limited in the present application, and the end surface of the protrusion 361 facing away from the corresponding pressing slope 36 may be an arc surface, so as to further reduce the contact area between the protrusion 361 and the rolling element, and ensure the service life of the bearing retainer; the end surface of the projection 361 facing away from the corresponding press slope surface 36 may also be planar.

The application also discloses a bearing, including the inner circle, locate the outside outer lane of inner circle and locate a plurality of rolling element between inner circle and the outer lane, still include foretell bearing holder, rolling element and pocket 4 one-to-one setting.

Specifically, each rolling element is located in a corresponding pocket 4 such that the aperture beam 3 separates the rolling elements. Through using the bearing retainer in this application in the bearing, can increase the life of bearing, increase bearing retainer pivoted flexibility, reduce the self frictional force of bearing, improved the life of bearing.

The non-mentioned places in the application can be realized by adopting or referring to the prior art.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (10)

1. The utility model provides a bearing retainer of compound technology which characterized in that, includes big end ring, little end ring and be located big end ring with a plurality of hole roof beam between the little end ring, every the both ends of hole roof beam are fixed connection respectively in big end ring with little end ring, a plurality of Kong Liangyan big end ring's circumference evenly spaced sets up to make between two adjacent hole roof beams form the pocket hole that holds the rolling element, big end ring's thickness and little end ring's thickness is all greater than the thickness of hole roof beam.

2. The composite process bearing retainer of claim 1, wherein the aperture beam has a first end proximate the large end ring, a second end proximate the small end ring, and an intermediate end between the first end and the second end, the first end having a thickness and the second end having a thickness that is greater than the thickness of the intermediate end, the first end having a thickness that is equal to the thickness of the large end ring, and the second end having a thickness that is equal to the thickness of the small end ring.

3. The composite process bearing retainer of claim 1, wherein the thickness of the aperture beam is tapered from both ends to a central location.

4. The composite process bearing retainer of claim 1, wherein the aperture beam has a first relief surface facing the inner ring and a second relief surface facing away from the inner ring, both the first relief surface and the second relief surface being cambered surfaces.

5. The composite process bearing retainer of claim 1, wherein the inner end of the aperture beam is provided with a pressure ramp on both sides.

6. The composite process bearing retainer of claim 1, wherein the large end ring, the small end ring, and the plurality of aperture beams are integrally formed.

7. The composite process bearing retainer of claim 1, wherein the bearing retainer is formed from sheet metal drawn into a blank and machined from the blank.

8. The composite process bearing retainer of claim 1, wherein the pocket corners are each provided with a first oil reservoir.

9. The composite process bearing retainer of claim 5, wherein at least two protrusions are arranged on the pressing slope surface at intervals, and a second oil storage groove is formed between the two protrusions.

10. A bearing comprising an inner ring, an outer ring arranged outside the inner ring, and a plurality of rolling elements arranged between the inner ring and the outer ring, and the bearing is characterized by further comprising the bearing retainer according to any one of claims 1-9, wherein the rolling elements are arranged in one-to-one correspondence with pockets.