CN216278981U - Novel four-row cylindrical roller bearing with outer ring provided with flanges - Google Patents
Novel four-row cylindrical roller bearing with outer ring provided with flanges Download PDFInfo
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- CN216278981U CN216278981U CN202122645607.3U CN202122645607U CN216278981U CN 216278981 U CN216278981 U CN 216278981U CN 202122645607 U CN202122645607 U CN 202122645607U CN 216278981 U CN216278981 U CN 216278981U
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Abstract
The utility model provides a novel four-row cylindrical roller bearing with an outer ring provided with flanges, which relates to the technical field of bearings and comprises the following components: a bearing outer ring; a bearing inner ring is sleeved in the bearing outer ring, and balls are arranged between the bearing outer ring and the bearing inner ring; the ball is cylindrical structure, and the ball is equipped with four rows altogether to be provided with fender ring A between every row of ball. The bearing inner ring is provided with the clamping grooves B in a linear array shape, the clamping grooves B are in an annular groove-shaped structure, and the clamping grooves B and the baffle ring A are in a clamping connection shape, so that the moving stability of the ball bearing can be improved, and the ball bearing can be independently replaced during maintenance, so that the problems that firstly, the stability is poor when the ball bearing is connected with a transmission shaft, and the stability of connection between the ball bearing and the transmission shaft cannot be improved through structural improvement are solved; secondly, the connection between the bearing inner ring and the bearing outer ring is not stable enough.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to a novel four-row cylindrical roller bearing with an outer ring provided with flanges.
Background
The four-row cylindrical roller bearing for the rolling mill is mainly applied to a metallurgical rolling mill roll neck and other heavy machinery, has small radial size, high limit rotating speed and high radial bearing capacity, but cannot bear axial load, and all the four-row cylindrical roller bearings for the rolling mill are matched with a thrust positioning bearing for use.
However, in the case of the conventional four-row cylindrical roller bearing, firstly, the stability of the connection with the transmission shaft is poor, and the stability of the connection between the two cannot be improved by structural improvement; secondly, the connection between the bearing inner ring and the bearing outer ring is not stable enough.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a novel four-row cylindrical roller bearing with an outer ring provided with flanges, which is provided with grooves and protrusions, and the connection stability between the bearing inner ring and a transmission shaft can be improved through the arrangement of the grooves and the protrusions; still have draw-in groove A and keep off ring B, can improve the steadiness of joint between bearing outer ring and the bearing inner ring through the setting of the two.
The utility model provides a novel four-row cylindrical roller bearing with an outer ring provided with flanges, which specifically comprises: a bearing outer ring; a bearing inner ring is sleeved in the bearing outer ring, and balls are arranged between the bearing outer ring and the bearing inner ring; the ball is cylindrical structure, and the ball is equipped with four rows altogether to be provided with fender ring A between every row of ball.
Optionally, the bearing inner ring is provided with a linear array-shaped clamping groove B, the clamping groove B is of an annular groove-shaped structure, and the clamping groove B and the baffle ring a are in a clamping connection.
Optionally, two clamping grooves a are symmetrically formed in the bearing outer ring, and both the two clamping grooves a are in an annular groove-shaped structure;
the bearing inner ring is welded with two retaining rings B, and the two retaining rings B are connected with the two clamping grooves A in a clamping mode respectively.
Optionally, the baffle ring B is subjected to a fillet treatment.
Optionally, a groove is formed in the bearing inner ring, the groove is of a rectangular groove-shaped structure, and the groove is clamped with a key on the transmission shaft.
Optionally, the protrusions are welded in the grooves in a linear array manner, the protrusions are in a semi-cylindrical structure, and the protrusions are in elastic contact with the transmission shaft.
Advantageous effects
Through the setting of draw-in groove B, because of being linear array form on the bearing inner ring and having seted up draw-in groove B, and draw-in groove B is annular groove-shaped structure to draw-in groove B is the joint form with fender ring A, thereby can improve the stationarity of ball motion, and can change alone when the maintenance.
Through the arrangement of the grooves and the protrusions, firstly, the bearing inner ring is provided with the grooves which are in a rectangular groove-shaped structure and are clamped with the keys on the transmission shaft, so that the stable installation of the bearing inner ring and the transmission shaft is ensured;
secondly, because the bulges are welded in the grooves in a linear array shape and are in semi-cylindrical structures, and the bulges are in elastic contact with the transmission shaft, the stable installation of the bearing inner ring and the transmission shaft can be further ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings in the following description relate to some embodiments of the utility model only and are not intended to limit the utility model.
In the drawings:
fig. 1 is a schematic axial view of the present invention.
Fig. 2 is a schematic axial view of the bearing outer ring of the present invention with a cut-away section.
Fig. 3 is a schematic front view of fig. 2 according to the present invention.
Fig. 4 is an enlarged schematic view of fig. 3 a according to the present invention.
Fig. 5 is a schematic view of the bearing inner ring and the baffle ring a of the utility model in a split structure in an axial view.
List of reference numerals
1. A bearing outer ring; 101. a clamping groove A; 102. a baffle ring A; 2. a ball bearing; 3. a bearing inner ring; 301. a baffle ring B; 302. a clamping groove B; 303. a groove; 304. and (4) protruding.
Detailed Description
In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.
Example (b): please refer to fig. 1 to 5:
the utility model provides a novel four-row cylindrical roller bearing with an outer ring provided with flanges, which comprises: a bearing outer ring 1;
a bearing inner ring 3 is sleeved in the bearing outer ring 1, and balls 2 are arranged between the bearing outer ring 1 and the bearing inner ring 3.
Further, according to the embodiment of the present invention, as shown in fig. 2, the balls 2 have a cylindrical structure, and the balls 2 are arranged in four rows in total, and the retainer ring a102 is arranged between each row of balls 2, so that the stability between the bearing outer ring 1 and the bearing inner ring 3 can be improved by the arrangement of the four rows of balls 2.
In addition, according to the embodiment of the present invention, as shown in fig. 5, the inner ring 3 of the bearing is provided with the slots B302 in a linear array, the slots B302 are in an annular groove-shaped structure, and the slots B302 are in a snap-fit connection with the retainer ring a102, so that the movement stability of the balls 2 can be improved, and the inner ring can be replaced separately during maintenance.
In addition, according to the embodiment of the present invention, as shown in fig. 3 and 4, two clamping grooves a101 are symmetrically formed on the bearing outer ring 1, and both the two clamping grooves a101 are in an annular groove-shaped structure;
two retaining rings B301 are welded on the bearing inner ring 3, and the two retaining rings B301 are respectively connected with the two clamping grooves A101 in a clamping manner, so that the fixation of the bearing outer ring 1 and the bearing inner ring 3 can be realized.
In addition, according to the embodiment of the present invention, as shown in fig. 4, the retainer ring B301 is rounded, so that the convenience of the engagement between the retainer ring B301 and the card slot a101 can be improved.
In addition, according to the embodiment of the present invention, as shown in fig. 2, a groove 303 is formed on the bearing inner ring 3, the groove 303 is in a rectangular groove-shaped structure, and the groove 303 is in snap-fit connection with a key on the transmission shaft, so that the bearing inner ring 3 and the transmission shaft are stably mounted.
In addition, according to the embodiment of the present invention, as shown in fig. 2, the protrusions 304 are welded in the linear array in the groove 303, the protrusions 304 have a semi-cylindrical structure, and the protrusions 304 are in elastic contact with the transmission shaft, so that the stable installation of the bearing inner ring 3 and the transmission shaft can be further ensured.
The specific use mode and function of the embodiment are as follows:
when the ball bearing is used, the clamping grooves B302 are formed in the bearing inner ring 3 in a linear array shape, the clamping grooves B302 are in an annular groove-shaped structure, and the clamping grooves B302 and the baffle ring A102 are in a clamping shape, so that the moving stability of the balls 2 can be improved, and the balls can be independently replaced during maintenance;
during assembly, two clamping grooves A101 are symmetrically formed in the bearing outer ring 1, and the two clamping grooves A101 are both of annular groove-shaped structures; two retaining rings B301 are welded on the bearing inner ring 3, and the two retaining rings B301 are respectively connected with the two clamping grooves A101 in a clamping manner, so that the fixation of the bearing outer ring 1 and the bearing inner ring 3 can be realized; the baffle ring B301 is subjected to fillet treatment, so that the clamping convenience between the baffle ring B301 and the clamping groove A101 can be improved;
when the bearing inner ring 3 is connected with the transmission shaft, the bearing inner ring 3 is provided with the groove 303, the groove 303 is in a rectangular groove-shaped structure, and the groove 303 is clamped with the key on the transmission shaft, so that the bearing inner ring 3 and the transmission shaft are stably installed; the bulges 304 are welded in the linear array in the groove 303, the bulges 304 are of a semi-cylindrical structure, and the bulges 304 are in elastic contact with the transmission shaft, so that the stable installation of the bearing inner ring 3 and the transmission shaft can be further ensured.
Finally, it should be noted that, when describing the positions of the components and the matching relationship therebetween, the present invention is usually illustrated by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other/other pairs of components.
The above description is intended to be illustrative of the present invention and not to limit the scope of the utility model, which is defined by the claims appended hereto.
Claims (6)
1. The utility model provides a novel four-row cylindrical roller bearing of flange is taken from to outer lane which characterized in that includes: a bearing outer ring (1); a bearing inner ring (3) is sleeved in the bearing outer ring (1), and balls (2) are arranged between the bearing outer ring (1) and the bearing inner ring (3); the ball (2) is of a cylindrical structure, four rows of balls (2) are arranged, and a baffle ring A (102) is arranged between every two rows of balls (2).
2. The novel four-row cylindrical roller bearing with the outer ring provided with the flanges as claimed in claim 1, wherein: the bearing inner ring (3) is provided with clamping grooves B (302) in a linear array shape, the clamping grooves B (302) are in an annular groove-shaped structure, and the clamping grooves B (302) and the baffle ring A (102) are in a clamping connection shape.
3. The novel four-row cylindrical roller bearing with the outer ring provided with the flanges as claimed in claim 1, wherein: two clamping grooves A (101) are symmetrically formed in the bearing outer ring (1), and the two clamping grooves A (101) are both of annular groove-shaped structures;
the bearing inner ring (3) is welded with two retaining rings B (301), and the two retaining rings B (301) are connected with the two clamping grooves A (101) in a clamping mode respectively.
4. The novel four-row cylindrical roller bearing with the outer ring provided with the flanges as claimed in claim 3, wherein: the baffle ring B (301) is subjected to fillet treatment.
5. The novel four-row cylindrical roller bearing with the outer ring provided with the flanges as claimed in claim 1, wherein: a groove (303) is formed in the bearing inner ring (3), the groove (303) is of a rectangular groove-shaped structure, and the groove (303) is connected with a key on the transmission shaft in a clamping mode.
6. The novel four-row cylindrical roller bearing with the outer ring provided with the flanges as claimed in claim 5, wherein: the bulges (304) are welded in the grooves (303) in a linear array shape, the bulges (304) are of a semi-cylindrical structure, and the bulges (304) are in elastic contact with the transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122645607.3U CN216278981U (en) | 2021-11-01 | 2021-11-01 | Novel four-row cylindrical roller bearing with outer ring provided with flanges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122645607.3U CN216278981U (en) | 2021-11-01 | 2021-11-01 | Novel four-row cylindrical roller bearing with outer ring provided with flanges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216278981U true CN216278981U (en) | 2022-04-12 |
Family
ID=81003220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122645607.3U Active CN216278981U (en) | 2021-11-01 | 2021-11-01 | Novel four-row cylindrical roller bearing with outer ring provided with flanges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216278981U (en) |
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2021
- 2021-11-01 CN CN202122645607.3U patent/CN216278981U/en active Active
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