CN213176464U

CN213176464U - Weight reduction cylindrical roller bearing with thick-wall inner ring

Info

Publication number: CN213176464U
Application number: CN202022076473.3U
Authority: CN
Inventors: 翟晓飞; 张延超; 高传光
Original assignee: Luoyang Heshuo Bearing Technology Co ltd
Current assignee: Luoyang Heshuo Bearing Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-11
Anticipated expiration: 2030-09-21

Abstract

A weight-reducing cylindrical roller bearing with a thick-wall inner ring relates to a cylindrical roller bearing, wherein a baffle ring (7) and a lantern ring (8) form an integrated structure by utilizing the mutual connection of a convex block A (11) and a convex block B (12), two filling rings are arranged in two annular grooves B (9) in a mode that the two lantern rings (8) are positioned at the bottoms of the two annular grooves B (9), an outer ring (1) is sleeved outside the inner ring (10), cylindrical rollers (4) are fully arranged between the outer ring (1) and the inner ring (10), and a small part of each cylindrical roller (4) is respectively arranged in the annular groove A (2); the utility model discloses a set up annular A at the outer lane inner wall, set up annular B respectively at the both ends of inner circle to set up the lantern ring of polyurethane material respectively in two annular B, alleviateed the dead weight of inner circle, played the purpose that improves the bearing speed under the stable condition of keeping the bearing.

Description

Weight reduction cylindrical roller bearing with thick-wall inner ring

Technical Field

The utility model relates to a cylindrical roller bearing especially relates to an inner circle is heavy cylindrical roller bearing that subtracts of thick wall.

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 cylindrical roller bearing is one kind of rolling bearing, install cylindrical alloy steel ball in the centre of inner steel ring and outer steel ring, and traditional cylindrical roller bearing generally uses the holder to part the cylindrical roller, reduces the frictional force in the power transmission process and improves the transmission efficiency of mechanical power with the cylindrical roller mode of rolling, when needing to use the thick wall bearing under the special operating mode, the heavier thick wall has stronger bearing capacity, but because the wall thickness is great, so the dead weight of bearing is also great, makes the rotational speed of bearing influenced easily.

Disclosure of Invention

In order to overcome not enough in the background art, the utility model discloses an inner circle is thick wall subtract heavy cylindrical roller bearing, through setting up annular A at outer lane inner wall, sets up annular B respectively at the both ends of inner circle to set up the lantern ring of polyurethane material respectively in two annular B, alleviateed the dead weight of inner circle, played the purpose that improves the bearing speed under the stable circumstances of keeping the bearing.

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

the utility model provides an inner circle is heavy cylindrical roller bearing that subtracts of thick wall, which comprises an outer ring, cylindrical roller, inner circle and packing ring, be equipped with annular A in the outer lane inner wall middle part of outer lane, be equipped with annular B respectively at the both ends of inner circle, packing ring is including keeping off ring and lantern ring, keep off ring and the coaxial setting of lantern ring, the interval is equipped with a plurality of bulge A on the lantern ring with keeping off the ring opposite face, be equipped with a plurality of projections B that stagger in bulge A on keeping off the ring with the lantern ring opposite face, keep off ring and lantern ring and utilize the interconnect formation integral type structure of bulge A and projection B, packing ring is two, two packing rings are arranged in two annular B according to the mode that two lantern rings are located two annular B tank bottoms, the outside at the inner circle is overlapped to the outer lane, full dress cylindrical roller between outer lane and lantern ring, annular A is arranged respectively in to a.

The inner ring is a heavy cylindrical roller bearing with thick wall, and one end of the outer wall of the inner ring is provided with a check ring.

The inner ring is a heavy cylindrical roller bearing with a thick wall, and the inner edge surface, the outer edge surface and the ring groove B of the baffle ring are respectively in close fit.

The inner ring is a heavy-weight cylindrical roller bearing with a thick wall, and the lantern ring and the convex block A are respectively made of polyurethane.

The inner ring is a heavy cylindrical roller bearing with thick wall, the outer edge surface of a plurality of cylindrical rollers forming an annular structure is contacted with the groove bottom of the annular groove A, and two end surfaces of the cylindrical rollers are respectively in clearance fit with two side walls of the annular groove A.

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

the heavy cylindrical roller bearing with the thick-wall inner ring is characterized in that the annular grooves A are formed in the inner wall of the outer ring, the annular grooves B are respectively formed at two ends of the inner ring, and the lantern rings made of polyurethane are respectively arranged in the two annular grooves B, so that the dead weight of the inner ring is reduced, and the purpose of improving the rotating speed of the bearing under the condition of keeping the bearing stable is achieved; the utility model relates to a rationally, reliable and stable, the durability is strong, has very big market spreading 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 structural view of the inner ring of the present invention;

fig. 4 is a schematic structural view of the baffle ring and the lantern ring of the present invention.

In the figure: 1. an outer ring; 2. a ring groove A; 3. the inner wall of the outer ring; 4. a cylindrical roller; 5. the outer wall of the inner ring; 6. a retainer ring; 7. a baffle ring; 8. a collar; 9. a ring groove B; 10. an inner ring; 11. a protruding block A; 12. and a protruding block B.

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 weight-reducing cylindrical roller bearing with the thick-wall inner ring comprises an outer ring 1, cylindrical rollers 4, an inner ring 10 and a filling ring, wherein the middle part of the inner wall 3 of the outer ring 1 is provided with an annular groove A2, two ends of the inner ring 10 are respectively provided with an annular groove B9, the filling ring comprises a baffle ring 7 and a lantern ring 8, the baffle ring 7 and the lantern ring 8 are coaxially arranged, the lantern ring 8 opposite to the baffle ring 7 is provided with a plurality of convex blocks A11 at intervals, the baffle ring 7 opposite to the lantern ring 8 is provided with a plurality of convex blocks B12 staggered with the convex blocks A11, the baffle ring 7 and the lantern ring 8 form an integrated structure by utilizing the mutual connection of the convex blocks A11 and the convex blocks B12, the two filling rings are arranged in two annular grooves B9 according to the mode that the two lantern rings 8 are positioned at the bottoms of the two annular grooves B9, the inner edge surface, the outer edge surface and the annular groove B9 of the baffle ring 7 are respectively in close fit with the lantern ring 8 and the annular groove B11, the outer ring 1 is sleeved outside the inner ring 10, the cylindrical rollers 4 are fully arranged between the outer ring 1 and the inner ring 10, a small part of each cylindrical roller 4 is arranged in the ring groove A2, the retaining ring 6 is arranged at one end of the outer wall 5 of the inner ring 10, the outer edge surfaces of the cylindrical rollers 4 are in contact with the groove bottom of the ring groove A2, and the two end surfaces of each cylindrical roller 4 are in clearance fit with the two side walls of the ring groove A2.

When the weight-reducing cylindrical roller bearing with the thick-wall inner ring is implemented, two filling rings are arranged in a two-ring groove B9 according to the mode that two lantern rings 8 are positioned at the bottoms of two ring grooves B9, the lantern ring 8 made of polyurethane and a convex block A11 play a role in reducing the weight of the inner ring 10 without influencing the strength of the inner ring 10, a plurality of cylindrical rollers 4 are respectively coated with proper bearing oil, the cylindrical rollers 4 are respectively arranged in the ring grooves A2 arranged on an outer ring 1, the inner ring 10 is inserted into the outer ring 1, the inner edge surface of the annular structure surrounded by the cylindrical rollers 4 is contacted with the outer wall 5 of the inner ring 10, one end of the annular structure surrounded by the cylindrical rollers 4 is contacted with one side surface of a check ring 6, the collars 8 made of polyurethane are respectively arranged in the two ring grooves B9, so that the self weight of the inner ring 10 is reduced, and the purpose of increasing the rotating speed of the bearing under the condition of keeping the bearing stable is achieved.

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

Claims

1. The utility model provides an inner circle is heavy cylindrical roller bearing that subtracts of thick wall which characterized by: comprises an outer ring (1), cylindrical rollers (4), an inner ring (10) and two filling rings, wherein the middle part of the inner wall (3) of the outer ring (1) is provided with an annular groove A (2), the two ends of the inner ring (10) are respectively provided with an annular groove B (9), the filling rings comprise a baffle ring (7) and a lantern ring (8), the baffle ring (7) and the lantern ring (8) are coaxially arranged, the lantern ring (8) opposite to the baffle ring (7) is provided with a plurality of convex blocks A (11) at intervals, the baffle ring (7) opposite to the lantern ring (8) is provided with a plurality of convex blocks B (12) staggered with the convex blocks A (11), the baffle ring (7) and the lantern ring (8) form an integrated structure by utilizing the mutual connection of the convex blocks A (11) and the convex blocks B (12), the two filling rings are arranged in the two annular grooves B (9) according to the mode that the two lantern rings (8) are positioned at the bottoms of the, the outer ring (1) is sleeved outside the inner ring (10), the cylindrical rollers (4) are fully arranged between the outer ring (1) and the inner ring (10), and a small part of each cylindrical roller (4) is arranged in the ring groove A (2) respectively.

2. The weight-reduced cylindrical roller bearing with the thick-walled inner ring as claimed in claim 1, wherein: a retainer ring (6) is arranged at one end of the inner ring outer wall (5) of the inner ring (10).

3. The weight-reduced cylindrical roller bearing with the thick-walled inner ring as claimed in claim 1, wherein: the inner edge surface and the outer edge surface of the baffle ring (7) are respectively in tight fit with the ring groove B (9).

4. The weight-reduced cylindrical roller bearing with the thick-walled inner ring as claimed in claim 1, wherein: the material of the lantern ring (8) and the material of the convex block A (11) are respectively polyurethane.

5. The weight-reduced cylindrical roller bearing with the thick-walled inner ring as claimed in claim 1, wherein: the outer edge surface of the annular structure formed by the cylindrical rollers (4) is in contact with the groove bottom of the annular groove A (2), and two end surfaces of the cylindrical rollers (4) are in clearance fit with two side walls of the annular groove A (2) respectively.