CN215908245U - Tapered roller bearing capable of effectively reducing abrasion of tapered roller - Google Patents
Tapered roller bearing capable of effectively reducing abrasion of tapered roller Download PDFInfo
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- CN215908245U CN215908245U CN202122115868.4U CN202122115868U CN215908245U CN 215908245 U CN215908245 U CN 215908245U CN 202122115868 U CN202122115868 U CN 202122115868U CN 215908245 U CN215908245 U CN 215908245U
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- tapered roller
- tapered
- wall
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- roller bearing
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Abstract
A tapered roller bearing capable of effectively reducing wear of tapered rollers relates to a tapered roller bearing, inner edges formed by a plurality of tapered rollers (4) are sleeved on an inner ring (11), the inner edges formed by the plurality of tapered rollers (4) are respectively contacted with an outer wall (13) of the inner ring, a neck expanding end of each tapered roller (4) is positioned at the neck expanding end of the outer wall (13) of the inner ring, the end part of the neck expanding end of each tapered roller (4) is propped against an annular bulge (6), a support ring (10) is positioned at the neck contracting end of the outer wall (13) of the inner ring, an outer ring (2) is sleeved outside the plurality of tapered rollers (4), and the neck expanding end of the inner wall (3) of the outer ring is positioned at the neck expanding end of each tapered roller (4); according to the utility model, the plurality of inclined inserting columns are arranged on the retainer, the tapered rollers are rotatably sleeved on the inserting columns by utilizing the through holes arranged on the tapered rollers, and the tapered surfaces of the tapered rollers do not rub against the retainer, so that the effect of stable operation of the tapered roller bearing is realized, and the purpose of prolonging the service life of the tapered roller bearing is achieved.
Description
Technical Field
The utility model relates to a tapered roller bearing, in particular to a tapered roller bearing capable of effectively reducing the abrasion of a tapered roller.
Background
The bearing is an important part in the modern mechanical equipment, and has the main functions of supporting the mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body; the tapered roller bearing belongs to a separated bearing, and the inner ring and the outer ring of the bearing are both provided with tapered roller paths. The bearing is divided into single-row, double-row and four-row tapered roller bearings according to the number of rows of rollers. The single-row tapered roller bearing can bear radial load and single-direction axial load. When the bearing is subjected to a radial load, an axial component will be generated, so that another bearing capable of bearing an opposite axial force is required for balancing. At present, bearings commonly used on a gearbox and a host are all tapered roller bearings, so that the service life of the bearings is greatly prolonged, tapered rollers roll between an inner ring and an outer ring of the bearings in the using process of the tapered roller bearings, the tapered rollers are limited by virtue of retainers, the conical surfaces of the tapered rollers and the retainers generate certain friction, and the retainers can wear the conical surfaces of the tapered rollers after long-time operation, so that the precision of the tapered rollers is influenced, and the service life of the tapered roller bearings is further influenced.
Disclosure of Invention
In order to overcome the defects in the background art, the utility model discloses a tapered roller bearing capable of effectively reducing the abrasion of a tapered roller.
In order to realize the purpose, the utility model adopts the following technical scheme:
a tapered roller bearing capable of effectively reducing the abrasion of tapered rollers comprises an outer ring, tapered rollers, an inner ring and a retainer, wherein the inner wall of the outer ring is necked on one side and necked on the other side, the outer wall of the inner ring is necked on the other side with one side necked on the other side, an annular bulge is arranged on one side of the necked on the outer wall of the inner ring, the tapered rollers are necked on the other side with one side necked on the other side, a through hole is arranged between the centers of two bottom surfaces of the tapered rollers, the retainer comprises a support ring, a plurality of connecting columns with the end parts far away from the axis of the support ring and the root parts pointing to the axis of the support ring are arranged on one bottom surface of the support ring at intervals around the axis of the support ring, inserting columns coaxial with the connecting columns are respectively arranged at the end parts of each connecting column, the tapered rollers with the same number as the connecting columns are respectively sleeved on the inserting columns by the through holes arranged on the inserting columns and limited by screws, the tapered rollers can rotate on the inserting columns, the inner edges formed by the plurality of the tapered rollers are sleeved on the inner ring, the inner edges formed by the plurality of tapered rollers are respectively contacted with the outer wall of the inner ring, the neck-expanding end of the tapered roller is positioned at the neck-expanding end of the outer wall of the inner ring, the end part of the neck-expanding end of the tapered roller is propped against the annular protrusion, the support ring is positioned at the neck-reducing end of the outer wall of the inner ring, the outer ring is sleeved outside the plurality of tapered rollers, and the neck-expanding end of the inner wall of the outer ring is positioned at the neck-expanding end of the tapered roller.
Effectively reduce tapered roller bearing of tapered roller wearing and tearing, be equipped with the flaring respectively at the both ends of through-hole, be equipped with the screw at the tip of inserting the post, screw and screw spiro union, a flaring is arranged in to the tip of spliced pole, in another flaring is arranged in to the nut that the screw was equipped with, tapered roller relies on the tip of spliced pole, the nut that the screw was equipped with supports the rotation.
The through hole and the inserting column are in clearance fit.
The tapered roller bearing for effectively reducing the abrasion of the tapered roller has the advantages that the supporting ring is in clearance fit with the outer wall of the inner ring.
The tapered roller bearing capable of effectively reducing the abrasion of the tapered roller has the advantages that the outer wall of the outer ring is of an annular plane structure.
The tapered roller bearing capable of effectively reducing the abrasion of the tapered roller is characterized in that chamfer transition is arranged between the outer wall of the outer ring and two end faces of the outer ring.
The tapered roller bearing for effectively reducing the abrasion of the tapered roller has the advantages that the inner wall of the inner ring is of an annular plane structure.
The tapered roller bearing capable of effectively reducing the abrasion of the tapered roller is characterized in that chamfer transition is arranged between the inner wall of the inner ring and two end faces of the inner ring.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
according to the tapered roller bearing capable of effectively reducing the abrasion of the tapered roller, the retainer is provided with the plurality of inclined insertion columns, the tapered roller is rotatably sleeved on the insertion columns by utilizing the through holes formed in the tapered roller, the tapered surface of the tapered roller does not rub the retainer, the effect of stable operation of the tapered roller bearing is realized, and the purpose of prolonging the service life of the tapered roller bearing is achieved; the utility model has the advantages of reasonable design, simple installation, energy saving and consumption reduction, and great market popularization value.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the outer ring of the present invention;
FIG. 3 is a schematic view of the construction of the inner ring of the present invention;
FIG. 4 is a schematic structural view of the cage of the present invention;
fig. 5 is a schematic structural view of the tapered roller of the present invention.
In the figure: 1. the outer wall of the outer ring; 2. an outer ring; 3. the inner wall of the outer ring; 4. a tapered roller; 5. a screw; 6. an annular projection; 7. a through hole; 8. inserting a column; 9. connecting columns; 10. a support ring; 11. an inner ring; 12. the inner wall of the inner ring; 13. the outer wall of the inner ring; 14. a holder; 15. a screw hole; 16. and (4) flaring.
Detailed Description
The present invention will be explained in more detail by the following examples, which are not intended to limit the present invention, and all changes and modifications within the scope of the present invention are intended to be protected by the disclosure of the present invention;
with reference to fig. 1 to 5, the tapered roller bearing for effectively reducing wear of tapered rollers includes an outer ring 2, tapered rollers 4, an inner ring 11 and a retainer 14, an outer ring inner wall 3 of the outer ring 2 is one-side necked-up and the other-side necked, an outer ring outer wall 1 of the outer ring 2 is an annular planar structure, a chamfer transition is set between two end faces of the outer ring outer wall 1 of the outer ring 2 and the outer ring 2, an inner ring outer wall 13 of the inner ring 11 is one-side necked-up and the other-side necked, an annular protrusion 6 is disposed on one necked-up side of the inner ring outer wall 13, an inner ring inner wall 12 of the inner ring 11 is an annular planar structure, a chamfer transition is set between the inner ring inner wall 12 of the inner ring 11 and two end faces of the inner ring 11, the tapered rollers 4 are one-side necked-up and the other-side necked, a through hole 7 is disposed between two bottom centers of the tapered rollers 4, the retainer 14 includes a support ring 10, and a bottom surface of the support ring 10 is provided with a plurality of end portions spaced apart from an axis of the support ring 10, and is away from the support ring 10, The root of each connecting column 9 points to a connecting column 9 of the axis of the support ring 10, the end part of each connecting column 9 is respectively provided with an inserting column 8 which is coaxial with the connecting column 9, the conical rollers 4 with the same number as the connecting columns 9 are respectively sleeved on the inserting columns 8 by utilizing through holes 7 arranged on the connecting columns and are limited by screws 5, two ends of each through hole 7 are respectively provided with a flared opening 16, the end part of each inserting column 8 is provided with a screw hole 15, the screws 5 are in threaded connection with the screw holes 15, the end part of each connecting column 9 is arranged in one flared opening 16, a nut arranged on each screw 5 is arranged in the other flared opening 16, the conical rollers 4 are supported and rotated by the end parts of the connecting columns 9 and the nuts arranged on the screws 5, the conical rollers 4 can rotate on the inserting columns 8, the through holes 7 and the inserting columns 8 are in clearance fit, inner edges formed by a plurality of the conical rollers 4 are sleeved on the inner ring 11, inner edges formed by the plurality of the conical rollers 4 are respectively contacted with the outer wall 13 of the inner ring, and the flared ends of the conical rollers 4 are positioned at the flared ends of the outer wall 13 of the inner ring, the end part of the tapered roller 4 neck expanding end is abutted against the annular bulge 6, the support ring 10 is located at the neck contracting end of the inner ring outer wall 13, the outer ring 2 is sleeved outside the tapered rollers 4, the neck expanding end of the outer ring inner wall 3 is located at the neck expanding end of the tapered roller 4, and the support ring 10 is in clearance fit with the inner ring outer wall 13.
When the tapered roller bearing capable of effectively reducing the abrasion of the tapered rollers is implemented, when the tapered roller bearing is used, the tapered rollers 4 with the same number as the inserted column 8 are coated with bearing oil, the tapered rollers 4 are sleeved on the inserted column 8 by utilizing the through holes 7 of the tapered rollers according to the necking of the tapered rollers 4 and the approach of the support ring 10, the flaring 16 arranged at one end of the through holes 7 is sleeved on the end part of the connecting column 9, the screw 5 is screwed in the screw hole 15, the nut arranged on the screw 5 is positioned in the flaring 16 arranged at the other end of the through holes 7, the retainer 14 embedded with the tapered rollers 4 is sleeved on the inner ring 11, the end part of the flaring arranged on the tapered rollers 4 is abutted against the annular bulge 6, the inner edges formed by the tapered rollers 4 are respectively contacted with the outer wall 13 of the inner ring, the support ring 10 is positioned at the necking end of the outer wall 13 of the inner ring, the outer ring 2 is sleeved outside the tapered rollers 4, the flaring end of the inner wall 3 of the outer ring is positioned at the flaring end of the tapered rollers 4, because the conical surface of the tapered roller 4 only contacts with the inner wall 3 of the outer ring and the outer wall 13 of the inner ring, and does not generate friction with the retainer 14, the effect of stable operation of the tapered roller bearing is realized, and the purpose of prolonging the service life of the tapered roller bearing is achieved.
The present invention is not described in detail in the prior art.
Claims (8)
1. The utility model provides an effectively reduce tapered roller bearing of tapered roller wearing and tearing, characterized by: the tapered roller bearing comprises an outer ring (2), tapered rollers (4), an inner ring (11) and a retainer (14), wherein the inner wall (3) of the outer ring (2) is necked on one side and the other side, the outer wall (13) of the inner ring (11) is necked on one side and the other side, an annular bulge (6) is arranged on one side of the outer wall (13) of the inner ring, the tapered rollers (4) are necked on one side and the other side, a through hole (7) is formed between the centers of two bottom surfaces of the tapered rollers (4), the retainer (14) comprises a support ring (10), a plurality of connecting columns (9) with ends far away from the axis of the support ring (10) and roots pointing to the axis of the support ring (10) are arranged on one bottom surface of the support ring (10) at intervals around the axis of the support ring (10), inserting columns (8) coaxial with the connecting columns (9) are respectively arranged on the end parts of each connecting column (9), and the tapered rollers (4) with the same number as the connecting columns (9) are respectively sleeved on the inserting columns (10) by the through holes (7) arranged 8) Go up and spacing with screw (5), tapered roller (4) can rotate on inserting post (8), the inner edge cover that a plurality of tapered roller (4) formed is on inner circle (11), the inner edge that a plurality of tapered roller (4) formed contacts with inner circle outer wall (13) respectively, the flaring end of tapered roller (4) is located the flaring end of inner circle outer wall (13), the tip that tapered roller (4) flared end supports on annular arch (6), support ring (10) are located the necking end of inner circle outer wall (13), outer lane (2) cover is outside a plurality of tapered roller (4), the flaring end of outer lane inner wall (3) is located the flaring end of tapered roller (4).
2. The tapered roller bearing effective for reducing wear of the tapered rollers as claimed in claim 1, wherein: flaring (16) are respectively arranged at two ends of the through hole (7), a screw hole (15) is arranged at the end part of the inserted column (8), a screw (5) is in threaded connection with the screw hole (15), the end part of the connecting column (9) is arranged in one flaring (16), a screw cap arranged on the screw (5) is arranged in the other flaring (16), and the tapered roller (4) is supported and rotated by the end part of the connecting column (9) and the screw cap arranged on the screw (5).
3. The tapered roller bearing effective for reducing wear of the tapered rollers as claimed in claim 1, wherein: the through hole (7) and the inserting column (8) are in clearance fit.
4. The tapered roller bearing effective for reducing wear of the tapered rollers as claimed in claim 1, wherein: the support ring (10) is in clearance fit with the outer wall (13) of the inner ring.
5. The tapered roller bearing effective for reducing wear of the tapered rollers as claimed in claim 1, wherein: the outer wall (1) of the outer ring (2) is of an annular plane structure.
6. The tapered roller bearing effective in reducing wear of the tapered rollers as claimed in claim 5, wherein: and a chamfer transition is arranged between the outer wall (1) of the outer ring (2) and two end faces of the outer ring (2).
7. The tapered roller bearing effective for reducing wear of the tapered rollers as claimed in claim 1, wherein: the inner ring inner wall (12) of the inner ring (11) is of an annular plane structure.
8. The tapered roller bearing effective in reducing wear of the tapered rollers as claimed in claim 7, wherein: a chamfer transition is arranged between the inner ring inner wall (12) of the inner ring (11) and two end faces of the inner ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122115868.4U CN215908245U (en) | 2021-09-03 | 2021-09-03 | Tapered roller bearing capable of effectively reducing abrasion of tapered roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122115868.4U CN215908245U (en) | 2021-09-03 | 2021-09-03 | Tapered roller bearing capable of effectively reducing abrasion of tapered roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215908245U true CN215908245U (en) | 2022-02-25 |
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ID=80293594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122115868.4U Active CN215908245U (en) | 2021-09-03 | 2021-09-03 | Tapered roller bearing capable of effectively reducing abrasion of tapered roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215908245U (en) |
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2021
- 2021-09-03 CN CN202122115868.4U patent/CN215908245U/en active Active
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