CN220505580U - High-speed ball plastic bearing retainer - Google Patents
High-speed ball plastic bearing retainer Download PDFInfo
- Publication number
- CN220505580U CN220505580U CN202320793024.1U CN202320793024U CN220505580U CN 220505580 U CN220505580 U CN 220505580U CN 202320793024 U CN202320793024 U CN 202320793024U CN 220505580 U CN220505580 U CN 220505580U
- Authority
- CN
- China
- Prior art keywords
- speed ball
- plastic bearing
- reinforcing
- weight
- bearing retainer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 48
- 239000013585 weight reducing agent Substances 0.000 claims description 15
- 239000003921 oil Substances 0.000 description 24
- 208000016261 weight loss Diseases 0.000 description 14
- 239000000758 substrate Substances 0.000 description 10
- 239000003351 stiffener Substances 0.000 description 9
- 239000004519 grease Substances 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The application discloses a high-speed ball plastic bearing retainer, which comprises an annular base body, wherein a plurality of spherical window holes are formed in the side wall of the annular base body along the circumferential direction, and the window holes are used for accommodating balls of a bearing; the inner wall of the window hole is provided with an elastic bulge, and the elastic bulge is contacted with the ball; the end surfaces of the two ends of the annular matrix are provided with a plurality of weight-reducing grooves, and the weight-reducing grooves are positioned between the adjacent window holes. The ball-shaped window is used for loading balls from the inner side or the outer side of the annular matrix, and the balls can be abutted with elastic bulges on the inner wall of the window, so that the friction area between the inner wall of the window and the surface of the balls is reduced. The weight reducing groove can reduce the weight of the bearing retainer and does not influence the structural strength of the bearing retainer.
Description
Technical Field
The utility model relates to the technical field of bearing retainers, in particular to a high-speed ball plastic bearing retainer.
Background
The high-speed deep groove ball bearing retainer is the most representative of the bearing retainers, can bear loads in any direction such as radial load, axial load, composite load and the like, has small friction torque and very wide application, and is one of the bearings most suitable for high-speed rotation and low-vibration application.
In order to enable the rolling bodies to rotate stably and at high speed, the positioning of the rolling bodies by the cage cannot be affected when the friction force between the rolling bodies and the cage is reduced; when the weight of the holder is reduced, the strength of the holder cannot be affected.
Therefore, there is an urgent need for a high-speed ball bearing that has a small friction force, good positioning properties of rolling elements, light weight, and high strength.
Disclosure of Invention
In order to solve the technical problems of small friction force, good positioning property of rolling bodies, light weight and high strength of a high-speed ball bearing, the application aims to provide a high-speed ball plastic bearing retainer, wherein elastic bulges are arranged on the inner wall of a window hole for accommodating a bearing ball, and the elastic bulges are contacted with the surface of the bearing ball, so that the bearing ball is limited, and the contact area between the bearing retainer and the bearing ball is smaller; and moreover, the end face of the annular substrate is provided with a plurality of through weight reduction grooves, and the weight reduction grooves are positioned at positions between the end face of the annular substrate and the adjacent window holes, so that the weight of the bearing retainer can be reduced, and the structural strength of the bearing retainer is not influenced.
In order to achieve the above purpose, the present application adopts the following technical solutions:
the high-speed ball plastic bearing retainer comprises an annular base body, wherein a plurality of spherical window holes are formed in the side wall of the annular base body along the circumferential direction, and the window holes are used for accommodating balls of a bearing; the inner wall of the window hole is provided with an elastic bulge, and the elastic bulge is contacted with the ball; the end surfaces of the two ends of the annular matrix are provided with a plurality of weight-reducing grooves, and the weight-reducing grooves are positioned between the adjacent window holes.
Therefore, the side wall of the annular matrix is provided with a plurality of spherical window holes arranged along the circumferential direction, the spherical window holes are used for loading balls from the inner side or the outer side of the annular matrix, the balls can be abutted against elastic protrusions of the inner wall of the window holes, further the friction area between the inner wall of the window holes and the surfaces of the balls is reduced, a certain gap is reserved between the surfaces of the balls and the inner wall of the window holes, lubricating oil or lubricating grease can be stored and circulated, when the balls are subjected to large axial load or radial load force, the elastic protrusions can be elastically deformed, elastic gaps are provided for the movement of the balls, and the window hole structure is prevented from being broken or the balls are prevented from being worn greatly. And moreover, the end face of the annular substrate is provided with a plurality of through weight reduction grooves, and the weight reduction grooves are positioned at positions between the end face of the annular substrate and the adjacent window holes, so that the weight of the bearing retainer can be reduced, and the structural strength of the bearing retainer is not influenced.
As a preferred implementation of the high-speed ball plastic bearing cage, the projections comprise, in a radial direction of the annular base, a first projection near the inner side of the annular base and a second projection near the outer side; the contact surface of the first bulge and the ball is arc-shaped, and the contact surface of the second bulge and the ball is plane.
As a preferred implementation manner of the high-speed ball plastic bearing retainer, a reinforcing structure which is connected with the inner wall of the weight-reducing groove along the radial direction of the annular matrix is arranged in the weight-reducing groove.
As a preferred implementation of the high-speed ball plastic bearing cage, the reinforcing structure comprises reinforcing ribs; and/or the reinforcing structure comprises a reinforcing table extending from the bottom of the weight-reducing groove.
As a preferred implementation of the high-speed ball plastic bearing cage, the stiffener is connected to the table top of the stiffener table.
As a preferred implementation of the high-speed ball plastic bearing cage, the reinforcing ribs include reinforcing posts and reinforcing ribs, the reinforcing posts extending beyond the reinforcing ribs connected to the inner wall of the weight-reduction groove.
As a preferred implementation mode of the high-speed ball plastic bearing retainer, the outer wall of the annular base body is provided with an oil storage groove which is arranged along the circumferential direction, and an oil guide groove which is communicated with the oil storage groove along the axial direction.
As a preferred implementation of the high-speed ball plastic bearing cage, the oil reservoir has a depth greater than the oil guide reservoir.
As a preferred implementation of the high-speed ball plastic bearing cage, the oil reservoir and/or the oil guide groove is an arc-shaped groove.
As a preferred implementation of the high-speed ball plastic bearing cage, the inner wall of the annular base body is provided with reinforcing projections extending in the circumferential direction.
The beneficial effects of this application lie in:
1. the side wall of the annular matrix is provided with a plurality of spherical window holes which are arranged along the circumferential direction, the spherical window holes are used for loading balls from the inner side or the outer side of the annular matrix, the balls can be abutted against elastic protrusions on the inner wall of the window holes, so that the friction area between the inner wall of the window holes and the surfaces of the balls is reduced, a certain gap is reserved between the surfaces of the balls and the inner wall of the window holes, the balls can be used for storing and circulating lubricating oil or lubricating grease, when the balls are subjected to high axial load or radial load, the elastic protrusions can be elastically deformed, so that elastic gaps are provided for the movement of the balls, and the breakage of a window hole structure or the abrasion of the balls are prevented;
2. the end face of the annular substrate is provided with a plurality of through weight reduction grooves, and the weight reduction grooves are positioned between the adjacent window holes corresponding to the end face of the annular substrate, so that the weight of the bearing retainer can be reduced, and the structural strength of the bearing retainer is not influenced;
3. the reinforcing structure is arranged in the weight reduction groove and is connected with the inner wall of the weight reduction groove along the radial direction of the annular substrate, so that the reinforcing structure can compensate the strength loss caused by the provision of the weight reduction groove, and the reinforcing structure can support the two opposite side walls of the weight reduction groove along the radial direction of the annular substrate, so that the load of the annular substrate in the radial direction is improved, and the structural strength of the annular substrate is enhanced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic perspective view of an exemplary embodiment of a high-speed ball plastic bearing cage according to the present application;
FIG. 2 is a schematic diagram of a front view of an exemplary embodiment of a high-speed ball plastic bearing cage according to the present application;
fig. 3 is a schematic side view of an exemplary embodiment of a high-speed ball plastic bearing cage according to the present application.
Reference numerals illustrate:
1. an annular base; 11. a window hole; 12. an elastic protrusion; 121. a first protrusion; 122. a second protrusion; 13. a weight reduction groove; 14. a reinforcing structure; 141. reinforcing ribs; 1411. a reinforcing column; 1412. reinforcing ribs; 15. an oil storage tank; 16. an oil guiding groove; 17. and reinforcing the bump.
Detailed Description
In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.
In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying 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 utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified 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; 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. However, it is noted that direct connection indicates that two connected bodies are not connected through a transition structure, but are connected through a connection structure to form a whole. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, 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 utility model. 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. 1-3, the application proposes a high-speed ball plastic bearing retainer, which comprises an annular base body 1, wherein a plurality of spherical window holes 11 are formed in the side wall of the annular base body 1 along the circumferential direction, and the window holes 11 are used for accommodating balls of a bearing; the inner wall of the window hole 11 is provided with an elastic bulge 12, and the elastic bulge 12 is contacted with the ball; the end surfaces of the two ends of the annular matrix 1 are provided with a plurality of weight-reducing grooves 13, and the weight-reducing grooves 13 are positioned between the adjacent window holes 11.
Therefore, the side wall of the annular matrix 1 is provided with a plurality of spherical window holes 11 formed along the circumferential direction, the spherical window holes 11 are used for loading balls from the inner side or the outer side of the annular matrix 1, the balls can be abutted against the elastic protrusions 12 on the inner wall of the window holes 11, the friction area between the inner wall of the window holes 11 and the surfaces of the balls is further reduced, a certain gap is reserved between the surfaces of the balls and the inner wall of the window holes 11, lubricating oil or lubricating grease can be stored and circulated, when the balls are subjected to large axial load or radial load, the elastic protrusions 12 can be elastically deformed, and then elastic gaps are provided for the movement of the balls, so that structural fracture of the window holes 11 or large abrasion of the balls can be prevented. And, the terminal surface of annular base member 1 is equipped with a plurality of weight reduction groove 13 that link up, and weight reduction groove 13 is located annular base member 1 terminal surface and corresponds the position between the adjacent fenestration 11, can alleviate the weight of bearing holder, does not influence bearing holder's structural strength yet.
In a specific embodiment of the high-speed ball plastic bearing cage, along the radial direction of the annular base 1, the projections comprise a first projection 121 near the inside of the annular base 1 and a second projection 122 near the outside; the contact surface of the first protrusion 121 and the ball is arc-shaped, and the contact surface of the second protrusion 122 and the ball is plane.
In this way, elastic protrusions 12 of different structures may be provided on the inner side and the outer side of the window hole 11, respectively, and the first protrusions 121 and the second protrusions 122 cooperate to restrict positioning of the balls. The first protrusion 121 has a larger contact area with the ball, a stronger limit capability, and a smaller friction area of the second protrusion 122 than the second protrusion 122.
In a specific embodiment of the high-speed ball plastic bearing cage, a reinforcing structure 14 connected with the inner wall of the weight-reducing groove 13 along the radial direction of the annular base body 1 is arranged in the weight-reducing groove 13. In this way, the reinforcing structure 14 can compensate for the strength loss caused by the provision of the weight-reducing groove 13, and the reinforcing structure 14 can support the two opposite side walls of the weight-reducing groove 13 along the radial direction of the annular base body 1, thereby improving the load of the annular base body 1 in the radial direction and reinforcing the structural strength of the annular base body 1.
In one embodiment of a high speed ball plastic bearing cage, the reinforcing structure 14 includes reinforcing ribs 141; and/or the reinforcing structure 14 comprises a reinforcing land extending from the bottom of the weight-reducing groove 13. In this manner, the reinforcing structure 14 can take many forms and combinations of structures. The reinforcing ribs 141 and the reinforcing table have simple structures and are convenient to process.
In one embodiment of the high speed ball plastic bearing cage, the stiffener 141 is attached to the table top of the stiffener table.
In one embodiment of the high speed ball plastic bearing cage, the stiffener 141 includes a stiffener post 1411 and a stiffener 1412, the stiffener post 1411 extending beyond the stiffener 1412 that is attached to the inner wall of the weight-reducing channel 13. In this way, the reinforcing rib 141 is a combination of the reinforcing column 1411 and the reinforcing rib 1412, and the structural strength of the reinforcing rib 141 can be improved.
In a specific embodiment of the high-speed ball plastic bearing retainer, the outer wall of the annular base body 1 is provided with an oil storage groove 15 which is formed in the circumferential direction, and an oil guide groove 16 which penetrates in the axial direction and is communicated with the oil storage groove 15. In this way, the oil reservoir 15 can improve the oil storage capacity of the bearing holder, and the oil guide groove 16 can improve the oil guide capacity of the bearing holder, improve the storage space and the circulation of lubricating oil or lubricating grease, and further prolong the service life of the bearing.
In one embodiment of the high speed ball plastic bearing cage, the oil reservoir 15 has a depth greater than the oil guide 16. Thereby, the oil storage amount of the oil storage tank 15 is increased.
In one embodiment of the high speed ball plastic bearing cage, the oil reservoir 15 and/or the oil guide 16 are arcuate grooves. In this way, lubricating oil or grease can smoothly enter and exit the oil reservoir 15 and the oil guide groove 16.
In a specific embodiment of the high-speed ball plastic bearing cage, the inner wall of the annular base body 1 is provided with reinforcing projections 17 extending in the circumferential direction. In this way, the reinforcing projections 17 can reinforce the structural strength of the annular base body 1, and do not affect the friction performance and the lubrication performance.
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. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.
Claims (10)
1. The high-speed ball plastic bearing retainer is characterized by comprising an annular base body, wherein a plurality of spherical window holes are formed in the side wall of the annular base body along the circumferential direction, and the window holes are used for accommodating balls of a bearing; the inner wall of the window hole is provided with an elastic bulge, and the elastic bulge is contacted with the ball; the end surfaces of the two ends of the annular matrix are provided with a plurality of weight-reducing grooves, and the weight-reducing grooves are positioned between the adjacent window holes.
2. A high speed ball plastic bearing cage in accordance with claim 1 wherein said projections include a first projection adjacent an inner side of said annular base and a second projection adjacent an outer side in a radial direction of said annular base; the contact surface of the first bulge and the ball is arc-shaped, and the contact surface of the second bulge and the ball is plane.
3. The high-speed ball plastic bearing retainer according to claim 1, wherein a reinforcing structure connecting the inner wall of the weight-reducing groove in the radial direction of the annular base body is provided in the weight-reducing groove.
4. A high speed ball plastic bearing cage in accordance with claim 3 wherein said reinforcing structure comprises reinforcing ribs; and/or the reinforcing structure comprises a reinforcing table extending from the bottom of the weight-reducing groove.
5. The high speed ball plastic bearing retainer of claim 4 wherein said ribs are connected to a top surface of said reinforcing table.
6. The high speed ball plastic bearing retainer of claim 4 wherein said reinforcing ribs include reinforcing posts and reinforcing ribs, said reinforcing posts extending beyond said reinforcing ribs connected to the inner walls of said weight reduction grooves.
7. The high-speed ball plastic bearing retainer according to claim 1, wherein the outer wall of the annular base body is provided with an oil storage groove which is formed in the circumferential direction, and an oil guide groove which penetrates in the axial direction and is communicated with the oil storage groove.
8. The high speed ball plastic bearing retainer of claim 7 wherein said oil reservoir has a depth greater than a depth of said oil guide channel.
9. A high speed ball plastic bearing holder according to claim 7 wherein said oil reservoir and/or said oil guide channel is an arcuate channel.
10. A high speed ball plastic bearing retainer according to claim 1, wherein the inner wall of the annular base body is provided with reinforcing projections extending in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320793024.1U CN220505580U (en) | 2023-04-06 | 2023-04-06 | High-speed ball plastic bearing retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320793024.1U CN220505580U (en) | 2023-04-06 | 2023-04-06 | High-speed ball plastic bearing retainer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220505580U true CN220505580U (en) | 2024-02-20 |
Family
ID=89882568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320793024.1U Active CN220505580U (en) | 2023-04-06 | 2023-04-06 | High-speed ball plastic bearing retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220505580U (en) |
-
2023
- 2023-04-06 CN CN202320793024.1U patent/CN220505580U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6250804B1 (en) | Self-lubricating linear guide apparatus | |
| CN220505580U (en) | High-speed ball plastic bearing retainer | |
| CN216407479U (en) | Bearing and bearing retainer thereof | |
| CN116336082A (en) | High-speed deep groove ball bearing retainer with oil storage groove structure | |
| CN220505591U (en) | Injection molding double-layer needle bearing retainer | |
| CN220505586U (en) | Injection molding double-layer ball bearing retainer | |
| CN220505592U (en) | Injection molding spherical bearing isolation block | |
| CN220505590U (en) | Plastic double-layer roller bearing retainer | |
| CN211423179U (en) | Novel plastic retainer for automobile hub bearing | |
| CN220505581U (en) | Conveniently assembled high-speed ball injection molding bearing retainer | |
| CN220505579U (en) | Semi-enclosed high-speed ball plastic bearing retainer | |
| CN213684980U (en) | Four-point ball bearing retainer | |
| CN114645903A (en) | High-rotating-speed high-strength injection molding retainer | |
| JP2002323046A (en) | Rolling bearing | |
| CN220060271U (en) | Semi-enclosed shock-absorbing ball plastic bearing retainer | |
| CN218644664U (en) | Three-point contact cylindrical roller bearing retainer | |
| CN219733973U (en) | Ball bearing holder of moulding plastics | |
| CN218817632U (en) | Low-friction retainer for four-point contact ball turntable bearing | |
| CN220505582U (en) | Plastic buckle type high-speed ball bearing retainer | |
| CN218644667U (en) | Four-point contact cylindrical roller bearing retainer | |
| CN115013441B (en) | Enhanced-lubrication double-layer high-strength low-friction retainer | |
| CN221810964U (en) | Conical bearing retainer with plastic-impregnated rollers | |
| CN220060270U (en) | Injection molding damping lubrication type ball bearing retainer | |
| CN212003974U (en) | Cage pocket structure for high-speed bearing | |
| CN220505589U (en) | Self-aligning roller bearing retainer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |