CN218598634U - Retainer for tapered roller bearing - Google Patents
Retainer for tapered roller bearing Download PDFInfo
- Publication number
- CN218598634U CN218598634U CN202223197049.XU CN202223197049U CN218598634U CN 218598634 U CN218598634 U CN 218598634U CN 202223197049 U CN202223197049 U CN 202223197049U CN 218598634 U CN218598634 U CN 218598634U
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- lubricating oil
- flow equalizer
- retainer
- oil flow
- tapered roller
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Abstract
The utility model discloses a retainer for a tapered roller bearing, wherein a roller is arranged in a roller mounting groove of a retainer main body for the tapered roller bearing; the upper part, the middle part and the lower part of the end surface of the left side and the right side of each supporting rod are respectively provided with a flow equalizer accommodating groove, a lubricating oil flow equalizer is embedded in each flow equalizer accommodating groove, the opening end surfaces of all the lubricating oil flow equalizers are respectively provided with an oil outlet cover plate, and all the oil outlet cover plates are respectively provided with an oil outlet; lubricating oil transmission channels which are communicated with each other are arranged among the upper lubricating oil flow equalizer, the middle lubricating oil flow equalizer, the lower lubricating oil flow equalizer and the supporting rod which are positioned on the left side/right side end surface; all seted up the inlet port on the outside end plate on the flow equalizer of all middle part lubricating oil, can dismantle on the inlet port and be equipped with the oil cap. The utility model provides a pair of tapered roller is holder for bearing for roller each department can both carry out abundant lubrication, has reduced the frictional force that a plurality of rollers received, can increase of service life.
Description
Technical Field
The utility model relates to a holder especially relates to a tapered roller is holder for bearing.
Background
The tapered roller bearing is mainly used for bearing radial and axial combined loads mainly comprising radial loads. Compared with angular contact ball bearings, the bearing capacity is high, and the limit rotating speed is low. The tapered roller bearing can bear axial load in one direction and can limit axial displacement of a shaft or a shell in one direction.
Since a plurality of rollers mounted on a conventional tapered roller bearing are of a conical type and sliding contact friction is generated between a large roller end surface and a large inner ring flange of the tapered roller bearing, the plurality of rollers receive a large friction force, and may be damaged if used for a long time, and the sliding contact friction of the tapered roller bearing requires more sufficient lubrication than the rolling friction. The existing tapered roller bearing is provided with a lubricating device, a lubricating oil groove is generally formed in the upper end surface or the lower end surface of a supporting rod, and lubricating oil enters a plurality of rollers through the lubricating oil groove.
Disclosure of Invention
In view of this, the utility model provides a tapered roller bearing uses holder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a retainer for a tapered roller bearing comprises a retainer main body, a retainer main body and a retainer main body, wherein the retainer main body comprises a retainer large-diameter ring, a retainer small-diameter ring, a support rod and a lubricating oil flow equalizer; a plurality of support rods are uniformly arranged between the large-diameter ring of the retainer and the small-diameter ring of the retainer at intervals along the circumferential direction, and a roller mounting groove is formed between every two adjacent support rods; a roller is arranged in the roller mounting groove; the upper part, the middle part and the lower part of the end face of the left side and the right side of each supporting rod are respectively provided with a flow equalizer accommodating groove, a lubricating oil flow equalizer is embedded in each flow equalizer accommodating groove, the interiors of all the lubricating oil flow equalizers are hollow, the opening end faces of all the lubricating oil flow equalizers are respectively provided with an oil outlet cover plate, the outer surfaces of all the oil outlet cover plates do not exceed the outer surfaces of the supporting rods which are installed in a matched mode, and all the oil outlet cover plates are respectively provided with an oil outlet; lubricating oil transmission channels which are communicated with each other are arranged among the upper lubricating oil flow equalizer, the middle lubricating oil flow equalizer, the lower lubricating oil flow equalizer and the supporting rod which are positioned on the left side/right side end surface; all middle part lubricating oil equalizer are gone up and all have been seted up the inlet port on the outside end plate than retainer main part central axis for tapered roller bearing, can dismantle on the inlet port and be equipped with the oil filler cap.
Preferably, the longitudinal section of the upper lubricating oil flow equalizer or the lower lubricating oil flow equalizer is a parallelogram; the outer surface of the oil outlet cover plate of the upper lubricating oil flow equalizer or the lower lubricating oil flow equalizer is flush with the outer surface of the supporting rod.
Preferably, the longitudinal section of the upper lubricating oil flow equalizer or the lower lubricating oil flow equalizer is L-shaped; the outer surface of the oil outlet cover plate of the L-shaped upper lubricating oil flow equalizer or the L-shaped lower lubricating oil flow equalizer at the maximum length position is flush with the outer surface of the supporting rod.
Preferably, the oil inlet hole is a threaded inner hole; and the oil inlet hole is in threaded connection with an oil filling cover.
Preferably, a handle is arranged on the oil filling cover.
Compared with the prior art, the beneficial effects of the utility model are that:
the tapered roller bearing is restarted to work, and lubricating oil flows out from the upper oil outlet hole, the middle oil outlet hole and the lower oil outlet hole in sequence, so that the upper part, the middle part and the lower part of the left side and the right side of the roller are uniformly provided with the lubricating oil, all parts of the roller can be fully lubricated by the lubricating method, the friction force borne by a plurality of rollers is reduced, and the service life can be prolonged;
when the longitudinal section of the upper lubricating oil flow equalizer or the lower lubricating oil flow equalizer is L-shaped, the outer surface of the large-length part of the oil outlet cover plate of the upper lubricating oil flow equalizer or the L-shaped lower lubricating oil flow equalizer is flush with the outer surface of the supporting rod, a certain distance is reserved between the outer surface of the small-length part of the oil outlet cover plate of the upper lubricating oil flow equalizer or the L-shaped lower lubricating oil flow equalizer and the supporting rod, and the small-length part of the oil outlet cover plate is not in contact with the roller, so that the contact area is reduced, the friction force on the roller pin of the tapered roller bearing is reduced, and the abrasion is reduced.
Drawings
FIG. 1 is a view of the overall structure of the utility model;
FIG. 2 is a three-dimensional structure view of the oil outlet cover plate of the present invention when the whole body is not installed;
fig. 3 is an overall plan view of the present invention;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 3;
in the figure: 1. a large-diameter ring of the retainer; 2. a small-diameter ring of the retainer; 3. a strut; 4. a roller mounting groove; 5. a lubricating oil flow equalizer; 6. an oil outlet cover plate; 7. an oil outlet hole; 8. a lubricant oil delivery passage; 10. an oil filling cap; 11. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The embodiment is as follows:
as shown in fig. 1-4, a retainer for a tapered roller bearing, a retainer body for a tapered roller bearing comprises a retainer large-diameter ring 1, a retainer small-diameter ring 2, a support rod 3 and a lubricating oil flow equalizer 5; a plurality of supporting rods 3 are uniformly arranged between the large-diameter ring 1 of the retainer and the small-diameter ring 2 of the retainer at intervals along the circumferential direction, and a roller mounting groove 4 is formed between every two adjacent supporting rods 3; and a roller is arranged in the roller mounting groove 4.
The upper part, the middle part and the lower part of the end surface of the left side and the right side of each supporting rod 3 are respectively provided with a flow equalizer containing groove, a lubricating oil flow equalizer 5 is embedded in each flow equalizer containing groove, the interiors of all the lubricating oil flow equalizers 5 are hollow, the opening end surfaces of all the lubricating oil flow equalizers 5 are respectively provided with an oil outlet cover plate 6, the outer surfaces of all the oil outlet cover plates 6 do not exceed the outer surface of the supporting rod 3 which is installed in a matched mode, all the oil outlet cover plates 6 are respectively provided with an oil outlet hole 7, the oil outlet holes 7 are internal thread holes, and an oil outlet cover can be connected to the oil outlet holes 7 in a threaded mode; and lubricating oil transmission channels 8 which are communicated with each other are arranged among the upper lubricating oil flow equalizer 5, the middle lubricating oil flow equalizer 5, the lower lubricating oil flow equalizer 5 and the supporting rod 3 which are positioned on the left side/right side end face.
Oil inlet holes are formed in the outer end plate of the middle lubricating oil equalizer 5, which is compared with the central axis of the retainer body for the tapered roller bearing, and the oil inlet holes are threaded inner holes; the oil inlet is in threaded connection with an oil filling cover 10. The handle 11 is arranged on the oil filling cover 10.
In this embodiment, the longitudinal section of the upper lubricant homogenizer 5 or the lower lubricant homogenizer 5 is a parallelogram; the outer surface of an oil outlet cover plate 6 of the upper lubricating oil flow equalizer 5 or the lower lubricating oil flow equalizer 5 is flush with the outer surface of the supporting rod 3.
The longitudinal section of the upper lubricating oil flow equalizer 5 or the lower lubricating oil flow equalizer 5 can also be L-shaped; the outer surface of the oil outlet cover plate 6 of the L-shaped upper lubricating oil flow equalizer 5 or the L-shaped lower lubricating oil flow equalizer 5 at the maximum length position is flush with the outer surface of the supporting rod 3.
The utility model discloses a theory of operation does:
the oil filling cover 10 is unscrewed through the handle 11, and lubricating oil is injected into the middle lubricating oil equalizer 5; firstly, the oil outlet hole 7 is in threaded connection with an oil outlet cover, so that the lubricating oil is filled in the upper lubricating oil flow equalizer 5, the middle lubricating oil flow equalizer 5 and the lower lubricating oil flow equalizer 5 (through the lubricating oil transmission channel 8);
before the tapered roller bearing starts to work, the oil outlet covers which are connected with the threads on all the oil outlet holes 7 are unscrewed; the tapered roller bearing is restarted to work, lubricating oil flows out from the upper oil outlet hole 7, the middle oil outlet hole 7 and the lower oil outlet hole 7 in sequence, so that the lubricating oil is uniformly distributed on the upper part, the middle part and the lower part of the left side and the right side of the roller, all parts of the roller can be fully lubricated by the lubricating method, the friction force borne by a plurality of rollers is reduced, and the service life can be prolonged;
when the longitudinal section of the upper lubricating oil flow equalizer 5 or the lower lubricating oil flow equalizer 5 is L-shaped; during L shape, the outer surface of the large-length part of the oil outlet cover plate 6 of the upper lubricating oil flow equalizer 5 or the L-shaped lower lubricating oil flow equalizer 5 is flush with the outer surface of the supporting rod 3, a certain distance is reserved between the outer surface of the small-length part of the oil outlet cover plate 6 of the upper lubricating oil flow equalizer 5 or the L-shaped lower lubricating oil flow equalizer 5 and the supporting rod 3, and the small-length part of the oil outlet cover plate 6 is not in contact with the roller, so that the contact area is reduced, the friction force received by the roller needle of the tapered roller bearing is reduced, and the abrasion is reduced.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (5)
1. A retainer for a tapered roller bearing comprises a retainer main body, a retainer main body and a tapered roller bearing, wherein the retainer main body comprises a retainer large-diameter ring (1), a retainer small-diameter ring (2), a support rod (3) and a lubricating oil flow equalizer (5); a plurality of supporting rods (3) are uniformly arranged between the large-diameter ring (1) of the retainer and the small-diameter ring (2) of the retainer at intervals along the circumferential direction, and a roller mounting groove (4) is formed between every two adjacent supporting rods (3); a roller is arranged in the roller mounting groove (4); the method is characterized in that: flow equalizer containing grooves are respectively formed in the upper portion, the middle portion and the lower portion of the end face of the left side and the right side of each supporting rod (3), lubricating oil flow equalizers (5) are embedded into each flow equalizer containing groove, the interiors of all the lubricating oil flow equalizers (5) are hollow, oil outlet cover plates (6) are arranged on the opening end faces of all the lubricating oil flow equalizers (5), the outer surfaces of all the oil outlet cover plates (6) do not exceed the outer surfaces of the supporting rods (3) installed in a matched mode, and oil outlet holes (7) are formed in all the oil outlet cover plates (6); lubricating oil transmission channels (8) which are communicated with each other are arranged among the upper lubricating oil flow equalizer (5), the middle lubricating oil flow equalizer (5), the lower lubricating oil flow equalizer (5) and the supporting rod (3) which are positioned on the left side/right side end face; all middle part lubricating oil equalizer (5) are gone up and all have been seted up the inlet port on the outside end plate than retainer main part central axis for tapered roller bearing, can dismantle on the inlet port and be equipped with oil filler cap (10).
2. The retainer for a tapered roller bearing according to claim 1, characterized in that: the longitudinal section of the upper lubricating oil flow equalizer (5) or the lower lubricating oil flow equalizer (5) is a parallelogram; the outer surface of an oil outlet cover plate (6) of the upper lubricating oil flow equalizer (5) or the lower lubricating oil flow equalizer (5) is flush with the outer surface of the supporting rod (3).
3. The retainer for a tapered roller bearing according to claim 1, characterized in that: the longitudinal section of the upper lubricating oil flow equalizer (5) or the lower lubricating oil flow equalizer (5) is L-shaped; the outer surface of the oil outlet cover plate (6) of the L-shaped upper lubricating oil flow equalizer (5) or the L-shaped lower lubricating oil flow equalizer (5) at the maximum length position is flush with the outer surface of the support rod (3).
4. The retainer for a tapered roller bearing according to claim 1, characterized in that: the oil inlet hole is a threaded inner hole; the oil inlet is in threaded connection with an oil filling cover (10).
5. The retainer for a tapered roller bearing according to claim 4, characterized in that: the oil filling cover (10) is provided with a handle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223197049.XU CN218598634U (en) | 2022-11-30 | 2022-11-30 | Retainer for tapered roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223197049.XU CN218598634U (en) | 2022-11-30 | 2022-11-30 | Retainer for tapered roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218598634U true CN218598634U (en) | 2023-03-10 |
Family
ID=85409207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223197049.XU Active CN218598634U (en) | 2022-11-30 | 2022-11-30 | Retainer for tapered roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218598634U (en) |
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- 2022-11-30 CN CN202223197049.XU patent/CN218598634U/en active Active
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