CN211474659U

CN211474659U - Composite roller bearing with aligning roller

Info

Publication number: CN211474659U
Application number: CN202020147753.6U
Authority: CN
Inventors: 王晓明; 翟晓飞; 金卫卫; 范辉辉; 高传光; 邵元昭; 张延超; 彭松
Original assignee: Luoyang Heshuo Bearing Technology Co ltd
Current assignee: Luoyang Heshuo Bearing Technology Co ltd
Priority date: 2020-01-29
Filing date: 2020-01-29
Publication date: 2020-09-11
Anticipated expiration: 2030-01-29

Abstract

A composite roller bearing of self-aligning roller relates to a composite roller bearing, two self-aligning roller bearings (6) are respectively arranged at two sides of a baffle ring (5) in an inner wall (13) of an outer ring, the bottom surfaces of two outer rings B (19) are respectively contacted with the two bottom surfaces of the baffle ring (5), two inner rings (22) are respectively sleeved at two sides of an axle center (8), the bottom surfaces of two inner rings (22) are respectively contacted with the two bottom surfaces of a raised ring (12), and two end covers (4) are respectively arranged at two ends of an outer ring A (1); the utility model discloses a cup joint the axle center in the outer lane, the interval sets up self-aligning roller bearing between axle center and outer lane to utilize the apical ring top that the end cover was equipped with on outer lane B, realized utilizing the roller to drive outer lane A, end cover and outer lane B's common rotation, played the utility model discloses not only can bear radial force, still have the aligning performance, can automatic adjustment because of the produced slope of the angular error between axle center and the bearing frame or the purpose of axle flexure.

Description

Composite roller bearing with aligning roller

Technical Field

The utility model relates to a compound gyro wheel bearing especially relates to a compound gyro wheel bearing of aligning 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; when the common cylindrical roller bearing is used on a plate bending machine, the common cylindrical roller bearing can only bear a small axial load, in the practical application, due to the misalignment error between a shaft and a bearing seat, the bearing can bear the axial force generated by unbalance loading and the impact shock load borne during working, when the axial and impact loads borne by the bearing are overlarge relative to those of the cylindrical roller bearing, the flange of the bearing can be damaged, the early damage and failure of the bearing can be caused, so that inestimable economic loss can be caused to a host factory due to the increase of the downtime and the plate bending quality problem, and in order to avoid the defect, the composite roller bearing is required to be used.

Disclosure of Invention

In order to overcome not enough among the background art, the utility model discloses a compound gyro wheel bearing of aligning roller through cup jointing the axle center in the outer lane, the interval sets up aligning roller bearing between axle center and outer lane to utilize the apical ring top that the end cover was equipped with on outer lane B, realized utilizing the roller to drive outer lane A, end cover and outer lane B's common rotation, played the utility model discloses not only can bear radial force, still have aligning performance, can automatic adjustment because of the produced slope of the angular error between axle center and the bearing frame or the purpose of axle flexure.

In order to realize the purpose, the utility model adopts the following technical scheme:

a composite roller bearing of aligning roller is composed of an external ring A with several screw holes at intervals around its central hole, an end cover with central through hole, an annular recess on the inner surface of said through hole, an end cover with a top ring on its bottom surface, a through hole on the end cover and with a boss ring in its central position, connecting rods at both ends of axle center, a baffle ring in the central position of external ring, and two aligning roller bearings in said external ring A, the two end covers are respectively arranged at two ends of the outer ring A, the two through holes are respectively sleeved at two ends of the axis, the two top rings respectively penetrate into the inner wall of the outer ring and abut against the two outer rings B, snap springs are respectively arranged between the annular grooves respectively arranged on the two through holes and the axis, and the through holes respectively arranged on the two end covers and the screw holes respectively arranged at two ends of the outer ring A are communicated and fastened by bolts.

The outer ring outer wall of the outer ring A of the self-aligning roller composite roller bearing is of a convex cambered surface structure.

The composite roller bearing with the self-aligning roller is characterized in that chamfer transition is arranged between the outer wall of the outer ring A and two end faces of the outer ring A.

The end parts of the two connecting rods of the aligning roller composite roller bearing are respectively provided with a half groove.

The aligning roller composite roller bearing is provided with a joint on the clamp spring.

The through hole and the axle center of the self-aligning roller composite roller bearing are in clearance fit.

The composite roller bearing of the self-aligning roller is provided with a flared neck at one end of the through hole, and the bolt head of the bolt is arranged in the flared neck.

The self-aligning roller composite roller bearing is characterized in that a roller is limited between an outer ring B and an inner ring by a retainer.

Since the technical scheme is used, the utility model discloses following beneficial effect has:

the self-aligning roller composite roller bearing provided by the utility model has the advantages that the axle center is sleeved in the outer ring, the self-aligning roller bearing is arranged between the axle center and the outer ring at intervals, and the top ring arranged on the end cover is propped against the outer ring B, so that the common rotation of the outer ring A, the end cover and the outer ring B driven by the roller is realized, the utility model not only can bear the radial force, but also has the self-aligning performance, and the purpose of inclination or axle deflection caused by the angle error between the axle center and the bearing seat can be automatically adjusted; the utility model relates to a novel unique, bearing capacity is strong, the operation is stable, has very big market spreading value.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic structural view of the outer ring of the present invention;

FIG. 4 is a schematic structural view of the axle center of the present invention;

fig. 5 is a schematic structural view of the end cap of the present invention;

fig. 6 is a schematic perspective view of the end cap of the present invention;

fig. 7 is a schematic structural view of the clamp spring of the present invention;

fig. 8 is a schematic structural view of the self-aligning roller bearing of the present invention.

In the figure: 1. an outer ring A; 2. a bolt; 3. a screw hole; 4. an end cap; 5. a baffle ring; 6. a self-aligning roller bearing; 7. a connecting rod; 8. an axis; 9. a half groove; 10. an annular groove; 11. a clamp spring; 12. a raised ring; 13. the inner wall of the outer ring; 14. a through hole; 15. expanding the neck; 16. a top ring; 17. perforating; 18. a joint; 19. an outer ring B; 20. a holder; 21. a roller; 22. and an inner ring.

Detailed Description

The present invention will be explained in more detail by the following examples, which are not intended to limit the invention, and the purpose of disclosing the invention is to protect all the changes and improvements that come within the scope of the invention;

the self-aligning roller composite roller bearing described with reference to fig. 1 to 8 comprises an outer ring a1, an end cover 4, a self-aligning roller bearing 6 and an axis 8, wherein the outer wall of the outer ring a1 is a convex arc structure, chamfer transition is arranged between the outer wall of the outer ring a1 and two end faces of the outer ring a1, a plurality of screw holes 3 are respectively arranged on the end faces of two ends of the outer ring a1 at intervals around a central hole, a through hole 17 is arranged at the central part of the end cover 4, an annular groove 10 is arranged on the inner wall of the through hole 17, a top ring 16 is arranged on one bottom face of the end cover 4, through holes 14 are arranged on the end cover 4 at positions corresponding to the screw holes 3 and around the through hole 17 outside the top ring 16, a raised ring 12 is arranged in the middle part of the outer edge face of the axis 8, connecting rods 7 are respectively arranged at two ends of the two connecting rods 7, the outer edge surface of the baffle ring 5 contacts with the inner wall 13 of the outer ring, the axle center 8 is sleeved in the outer ring A1, two self-aligning roller bearings 6 are respectively arranged at two sides of the baffle ring 5 in the inner wall 13 of the outer ring, rollers 21 are limited between the outer ring B19 and the inner ring 22 by a retainer 20, each bottom surface of the two outer rings B19 respectively contacts with two bottom surfaces of the baffle ring 5, the two inner rings 22 are respectively sleeved at two sides of the axle center 8, each bottom surface of the two inner rings 22 respectively contacts with two bottom surfaces of the bulge rings 12, two end covers 4 are respectively arranged at two ends of the outer ring A1, two through holes 17 are respectively sleeved at two ends of the axle center 8, the through holes 17 and the axle center 8 are in clearance fit, two top rings 16 respectively penetrate into the inner wall 13 of the outer ring and abut against the two outer rings B19, snap springs 11 are respectively arranged between the annular grooves 10 respectively arranged at the two through holes 17 and the axle center 8, joints 18 are arranged on the snap springs 11, through holes 14 respectively arranged at, a neck-expanding 15 is arranged at one end of the through hole 14, and the head of the bolt 2 is arranged in the neck-expanding 15.

When the self-aligning roller composite roller bearing is used, the baffle ring 5 is arranged in the middle of the inner wall 13 of the outer ring A1, one self-aligning roller bearing 6 is arranged on one side of the baffle ring 5 in the inner wall 13 of the outer ring, the shaft center 8 is sleeved in the self-aligning roller bearing 6, the bulge ring 12 is aligned with the baffle ring 5, the other self-aligning roller bearing 6 is arranged between the inner wall 13 of the outer ring and the shaft center 8 on the other side of the baffle ring 5, the two end covers 4 are respectively arranged at two ends of the outer ring A1, the two through holes 17 are respectively sleeved at two sides of the shaft center 8, the two top rings 16 respectively penetrate into the inner wall 13 of the outer ring and are abutted against the two outer rings B19, the through holes 14 respectively arranged on the two end covers 4 and the screw holes 3 respectively arranged at two ends of the outer ring A1 are communicated and fastened by the bolts 2, the end parts of the two connecting rods 7 are respectively connected on a rolling machine by the two half grooves 9, the outer ring, the purpose of stabilizing the rolling plate can be realized by utilizing the outer ring outer wall of the outer ring A1 to contact the plate to be rolled.

The part of the utility model not detailed is prior art.

Claims

1. A composite roller bearing of a self-aligning roller is characterized in that: the self-aligning roller bearing comprises an outer ring A (1), an end cover (4), a self-aligning roller bearing (6) and an axis (8), wherein a plurality of screw holes (3) are respectively arranged on the end faces at the two ends of the outer ring A (1) in a surrounding manner at intervals of a central hole, a through hole (17) is arranged at the central part of the end cover (4), an annular groove (10) is arranged on the inner wall of the through hole (17), a top ring (16) is arranged on one bottom surface of the end cover (4), a through hole (14) is arranged on the outer side of the top ring (16) in a surrounding manner and corresponds to the screw holes (3), a convex ring (12) is arranged in the middle of the outer edge surface of the axis (8), connecting rods (7) are respectively arranged at the two ends of the axis (8), a baffle ring (5) is arranged in the middle of the inner wall (13) of the outer ring A (1), the outer edge surface of the baffle ring (5, two self-aligning roller bearings (6) are respectively arranged at two sides of a baffle ring (5) in an outer ring inner wall (13), the bottom surfaces of two outer rings B (19) are respectively contacted with two bottom surfaces of the baffle ring (5), two inner rings (22) are respectively sleeved at two sides of an axle center (8), the bottom surfaces of the two inner rings (22) are respectively contacted with two bottom surfaces of a convex ring (12), two end covers (4) are respectively arranged at two ends of an outer ring A (1), two through holes (17) are respectively sleeved at two ends of the axle center (8), two top rings (16) respectively penetrate into the outer ring inner wall (13) and are abutted against the two outer rings B (19), the clamp springs (11) are respectively arranged between the annular grooves (10) and the shaft center (8) which are respectively arranged on the two through holes (17), and the through holes (14) respectively arranged on the two end covers (4) and the screw holes (3) respectively arranged at the two ends of the outer ring A (1) are communicated and fastened by bolts (2).

2. The self-aligning roller composite roller bearing according to claim 1, wherein: the outer wall of the outer ring A (1) is of a convex cambered surface structure.

3. The self-aligning roller composite roller bearing according to claim 2, wherein: and chamfer transition is arranged between the outer wall of the outer ring A (1) and two end faces of the outer ring A (1).

4. The self-aligning roller composite roller bearing according to claim 1, wherein: the ends of the two connecting rods (7) are respectively provided with a half groove (9).

5. The self-aligning roller composite roller bearing according to claim 1, wherein: the clamp spring (11) is provided with a joint (18).

6. The self-aligning roller composite roller bearing according to claim 1, wherein: the through hole (17) is in clearance fit with the axis (8).

7. The self-aligning roller composite roller bearing according to claim 1, wherein: one end of the through hole (14) is provided with a flared neck (15), and the head of the bolt (2) is arranged in the flared neck (15).

8. The self-aligning roller composite roller bearing according to claim 1, wherein: the roller (21) is restricted between the outer ring (19) and the inner ring (22) by a cage (20).