CN218644663U - Cylindrical roller bearing retainer with large lubricating space - Google Patents
Cylindrical roller bearing retainer with large lubricating space Download PDFInfo
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- CN218644663U CN218644663U CN202222892899.5U CN202222892899U CN218644663U CN 218644663 U CN218644663 U CN 218644663U CN 202222892899 U CN202222892899 U CN 202222892899U CN 218644663 U CN218644663 U CN 218644663U
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Abstract
The application discloses a cylindrical roller bearing retainer with a large lubricating space, which comprises a body, wherein the body is of an annular structure and is provided with a window hole for mounting a cylindrical roller; along the axial direction of the body, the upper side and the lower side of the window hole are provided with bosses protruding towards each other, and the bosses can be abutted against two end faces of the cylindrical roller; the surfaces of the bosses facing each other are provided with through grooves which penetrate through the bosses along the circumferential direction; along the circumferential direction of body, boss and body linking department are equipped with the recess that link up the body along radial direction, recess and logical groove intercommunication in circumferential direction. Through setting up logical groove and recess with the storage space of increase lubricating grease to make recess and logical groove intercommunication, with the circulation of increase lubricating grease, thereby the reinforcing keeps lubricating property and the heat dispersion of ware, reduce the wearing and tearing that keep ware and cylindrical roller, the life of extension keep ware.
Description
Technical Field
The utility model relates to a cylindrical roller bearing keeps ware technical field, concretely relates to cylindrical roller bearing that lubricated space is big keeps ware.
Background
A bearing cage (simply cage) refers to a bearing component that partially encases all or part of the rolling elements and moves with them to isolate the rolling elements and generally also to guide and retain them within the bearing. Wherein, because of cylindrical roller bearing is often used for high-speed rotation, cylindrical roller keeps ware not only will have the effect of keeping apart cylindrical roller, in work, still must bear great centrifugal force, radial impact and radial vibration simultaneously, has great sliding friction between cylindrical roller among the cylindrical roller bearing and the ware of keeping to produce a large amount of heats, consequently cylindrical roller keeps ware to have good heat dissipation, wearability is good, with the less characteristics of friction of cylindrical roller.
The fenestration that current cylindrical roller bearing holder was used for assembly, isolation cylindrical roller is generally square, has great sliding friction between cylindrical roller and the holder, and a large amount of heats of production, and after cylindrical roller was assembled to current fenestration, the lubricated space is little, can not store sufficient lubricating grease to lubricating grease circulation is poor, causes the thermal diffusivity poor between cylindrical roller and the holder, and direct the wearing and tearing that have led to cylindrical roller bearing holder are great, and life is shorter.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems described in the background art, an object of the present application is to provide a cylindrical roller bearing retainer having a large lubrication space, which increases a storage space for lubricating grease by providing a through groove and a groove, and communicates the groove with the through groove to increase circulation of the lubricating grease, thereby enhancing lubrication performance and heat dissipation performance of the retainer, reducing wear of the retainer and the cylindrical roller, and extending a service life of the retainer.
In order to achieve the purpose, the technical scheme is as follows:
a cylindrical roller bearing retainer with a large lubricating space comprises a body, wherein the body is of an annular structure and is provided with a window hole for mounting a cylindrical roller; along the axial direction of the body, bosses protruding towards each other are arranged on the upper side and the lower side of the window hole, and the bosses can be abutted against two end faces of the cylindrical roller; the surfaces of the bosses facing each other are provided with through grooves which penetrate through the bosses along the circumferential direction; along the circumference direction of body, the boss with body linking department is equipped with the recess that link up the body along radial direction, the recess with lead to groove intercommunication in the circumference direction.
In the application, the bosses protruding towards the mutual direction at the upper side and the lower side in the window hole can be abutted with the upper end surface and the lower end surface of the cylindrical roller after the retainer is assembled, and the abutment between the upper end surface and the lower end surface of the cylindrical roller and the upper side and the lower side in the window hole is changed into the abutment between the upper end surface and the lower end surface of the cylindrical roller and the end surface of the bosses, so that the contact area between the retainer and the cylindrical roller is reduced, the sliding friction between the retainer and the cylindrical roller is smaller, and the heat generated by friction is further reduced; through setting up the logical groove that link up the boss along the circumferential direction at boss face each other, the recess that link up the department and link up the body along radial direction with the body at boss in addition can enlarge lubricated space to this can store sufficient lubricating grease, and make logical groove and recess intercommunication, can increase lubricating grease's circulation, finally make this application reduce the wearing and tearing of keeping the ware, improve the lubricating property and the heat dispersion that keep the ware, the life of extension keeps the ware.
In this application, the boss can be directly by stamping forming, compares in the machine-shaping, and shaping speed is faster when adopting stamping forming, and the cost is lower, can realize big batch rapid production.
As an alternative implementation of the cylindrical roller bearing holder with a large lubrication space, the through groove is an arc-shaped through groove. Thereby, the structural strength of the boss portion is not affected, the lubricating space can be further increased, and the lubricating grease is made to flow smoothly.
As an alternative implementation of the cylindrical roller bearing retainer with a large lubrication space, the groove is an arc-shaped groove. Therefore, the strength of the retainer is not influenced, the circulation dead angle of the lubricating grease can be reduced, and the lubricating grease is smoother to circulate.
As an alternative implementation of the cylindrical roller bearing retainer with a large lubrication space, the boss is a trapezoidal boss or an arc-shaped boss. Those skilled in the art will appreciate that in other embodiments, the shape of the bosses include, but is not limited to, trapezoidal bosses and arcuate bosses.
As an alternative implementation of the cylindrical roller bearing retainer with a large lubrication space, the boss has sagittal inclined surfaces arranged obliquely from both sides to the middle in the radial direction of the body. The vector power inclined plane can reduce the terminal surface area of boss to further reduce the area of contact of holder and cylindrical roller, and vector power inclined plane makes the boss volume reduce, and then enlarged lubricated space, and the setting on vector power inclined plane can also make and communicate each other between the recess of same boss both sides, further increases the circulation of lubricating grease.
As an alternative implementation manner of the cylindrical roller bearing retainer with a large lubrication space, the vector force inclined planes are arc-shaped inclined planes which are recessed from two sides of the boss to the middle along the radial direction of the body. Thereby, the lubricating space can be further increased without affecting the strength of the bearing holder, and the flow of the lubricating grease can be made smoother.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a perspective view of an exemplary embodiment of a cylindrical roller bearing retainer with a large lubrication space according to the present application;
fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
The reference numbers in the figures illustrate:
1. a body; 11. a window aperture; 12. a boss; 13. a through groove; 14. and (4) a groove.
Detailed Description
In order to clearly understand the technical features, objects and effects of the present invention, the embodiments of the present invention will be described with reference to the accompanying drawings, wherein the same reference numerals in the drawings denote the same components or components with similar structures but the same functions.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Referring to fig. 1-2, the application provides a cylindrical roller bearing retainer with a large lubricating space, which comprises a body 1, wherein the body 1 is of an annular structure, and the body 1 is provided with a window hole 11 for mounting a cylindrical roller; along the axial direction of the body 1, the upper side and the lower side of the window hole 11 are provided with bosses 12 which are convex towards each other, and the bosses 12 can be abutted with two end faces of the cylindrical roller; the surfaces of the bosses 12 facing each other are provided with through grooves 13 penetrating through the bosses 12 in the circumferential direction; along the circumferential direction of body 1, boss 12 is equipped with along the recess 14 that radially direction link up body 1 with body 1 linking department, and recess 14 communicates in the circumferential direction with leading to groove 13.
In the present embodiment, after the retainer is assembled, the bosses 12 protruding toward each other on the upper and lower sides inside the window hole 11 can abut against the upper and lower end surfaces of the cylindrical roller, and the abutment of the upper and lower end surfaces of the cylindrical roller against the upper and lower sides inside the window hole 11 is changed into the abutment of the upper and lower end surfaces of the cylindrical roller against the end surfaces of the bosses 12, so that the contact area between the retainer and the cylindrical roller is reduced, the sliding friction between the retainer and the cylindrical roller is reduced, and the heat generated by the friction is further reduced; through setting up the logical groove 13 that link up boss 12 along the circumferential direction at boss 12 face each other, boss 12 link up the recess 14 that the department link up body 1 along radial direction with body 1 in addition, can enlarge lubricated space to this can store sufficient lubricating grease, and make logical groove 13 and recess 14 intercommunication, can increase lubricating grease's circulation, finally make this embodiment reduce the wearing and tearing that keep the ware, improve the lubricating property and the heat dispersion that keep the ware, the life of extension keep the ware.
In this embodiment, the boss 12 can be directly formed by stamping, and compared with machining, the forming speed is faster when stamping is adopted, the cost is lower, and mass rapid production can be realized.
In a specific embodiment of a cylindrical roller bearing holder with a large lubrication space, the through-groove 13 is an arc-shaped through-groove 13. Thereby, the structural strength of the boss 12 portion is not affected, the lubricating space can be further increased, and the lubricating grease is made to flow smoothly.
In a specific embodiment of a cylindrical roller bearing retainer with a large lubrication space, the groove 14 is an arc-shaped groove 14. Therefore, the strength of the retainer is not influenced, the circulation dead angle of the lubricating grease can be reduced, and the lubricating grease is smoother to circulate.
In a specific embodiment of a cylindrical roller bearing retainer with a large lubrication space, the boss 12 is a trapezoidal boss 12 or an arc-shaped boss 12. Those skilled in the art will appreciate that in other embodiments, the shape of the boss 12 includes, but is not limited to, trapezoidal bosses 12 and arcuate bosses 12.
In a specific embodiment of a cylindrical roller bearing retainer having a large lubrication space, the boss 12 has vector slopes obliquely arranged from both sides to the middle in the radial direction of the body 1. The arrow force inclined plane can reduce the terminal surface area of boss 12 to further reduce the area of contact of holder and cylindrical roller, and the arrow force inclined plane makes boss 12 volume reduce, and then has enlarged lubricated space, and the setting up of the arrow force inclined plane can also make and communicate each other between the recess 14 of the same boss 12 both sides, further increases the circulation of lubricated grease.
In this embodiment, the boss 12 and the vector force inclined plane can be directly formed by stamping, compared with machining, the forming speed is higher when stamping is adopted, the cost is lower, and mass rapid production can be realized.
In a specific embodiment of a cylindrical roller bearing retainer having a large lubrication space, the sagittal slope is an arc slope that is depressed from both sides of the boss 12 toward the middle in the radial direction of the body 1. Thereby, the lubricating space can be further increased without affecting the strength of the bearing holder, and the flow of the lubricating grease can be made smoother.
In a specific embodiment of the cylindrical roller bearing retainer having a large lubrication space, the inclination angle of the sagittal slope surface is in the range of 10 ° to 70 °. When the inclination angle of the vector force inclined plane is too large, the effects of reducing the friction surface and increasing the lubricating space cannot be achieved well; when the inclination angle of the vector force inclined plane is too small, the contact area between the retainer and the end faces of the two ends of the cylindrical roller is too small, and the stability of the cylindrical roller after installation is influenced. It should be understood by those skilled in the art that, in the present embodiment, the inclination angle of the sagittal slope may be 10 °, 15 °, 20 °, 25 °, 30 °, 35 °, 40 °, 45 °, 50 °, 55 °, 60 °, 65 °, 70 °, etc., which can play a good role in reducing the friction surface and increasing the lubrication space, and will not affect the stability of the cylindrical roller after being installed. Those skilled in the art will appreciate that in other embodiments, the angle of inclination of the sagittal slope may not be limited to 10-70.
All the embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above are only examples of the present invention, and are not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A cylindrical roller bearing retainer having a large lubrication space, comprising:
the roller mounting device comprises a body, a roller mounting plate and a roller mounting plate, wherein the body is of an annular structure and is provided with a window hole for mounting a cylindrical roller; along the axial direction of the body, bosses protruding towards each other are arranged on the upper side and the lower side of the window hole, and the bosses can be abutted against two end faces of the cylindrical roller; the surfaces of the bosses facing each other are provided with through grooves which penetrate through the bosses along the circumferential direction; along the circumference direction of body, the boss with body linking department is equipped with the recess that link up the body along radial direction, the recess with lead to groove intercommunication in the circumference direction.
2. A cylindrical roller bearing holder with large lubricating space according to claim 1, characterized in that the through groove is an arc-shaped through groove.
3. A cylindrical roller bearing retainer with a large lubrication space according to claim 1, wherein said groove is an arc-shaped groove.
4. A cylindrical roller bearing retainer with a large lubrication space according to claim 1, wherein said boss is a trapezoidal boss or an arc-shaped boss.
5. The cylindrical roller bearing retainer with a large lubricating space according to claim 1, wherein said boss has a sagittal slope inclined from both sides to the middle in the radial direction of said body.
6. The cylindrical roller bearing retainer with a large lubricating space according to claim 5, wherein said sagittal slope is an arc slope depressed from both sides of the boss toward the middle in the radial direction of said body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222892899.5U CN218644663U (en) | 2022-10-31 | 2022-10-31 | Cylindrical roller bearing retainer with large lubricating space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222892899.5U CN218644663U (en) | 2022-10-31 | 2022-10-31 | Cylindrical roller bearing retainer with large lubricating space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218644663U true CN218644663U (en) | 2023-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222892899.5U Active CN218644663U (en) | 2022-10-31 | 2022-10-31 | Cylindrical roller bearing retainer with large lubricating space |
Country Status (1)
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| CN (1) | CN218644663U (en) |
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2022
- 2022-10-31 CN CN202222892899.5U patent/CN218644663U/en active Active
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