CN210599855U

CN210599855U - Cylindrical roller bearing capable of bearing bidirectional axial force

Info

Publication number: CN210599855U
Application number: CN201920643656.3U
Authority: CN
Inventors: 周常胜
Original assignee: Suzhou Weiheng Bearing Manufacturing Co Ltd
Current assignee: Suzhou Weiheng Bearing Manufacturing Co Ltd
Priority date: 2019-05-04
Filing date: 2019-05-04
Publication date: 2020-05-22
Anticipated expiration: 2029-05-04

Abstract

The utility model discloses a cylindrical roller bearing capable of bearing bidirectional axial force, which belongs to the technical field of cylindrical roller bearings and comprises an inner ring, cylindrical rollers and a combined outer ring, wherein the cylindrical rollers are provided with two groups, the inner surface of the inner ring and the inner surface of the combined outer ring are both provided with flanges for preventing the two groups of cylindrical rollers from axially moving, the combined outer ring comprises two groups of outer rings and annular separation stoppers, the left side of the outer ring is provided with bolt blind holes in an annular array, the two groups of outer rings are transversely provided with a first through hole which is positioned between the bolt blind hole and the nut blind hole, the separation stoppers are transversely provided with a second through hole matched with the first through hole, the two groups of outer rings and the annular separation stoppers are connected through bolts and nuts, the combined outer ring consists of two groups of outer rings with flanges and the annular separation stoppers, and the inner ring is provided with flanges, so that, and through two sets of cylindrical rollers, the bearing capacity of the bearing can be larger.

Description

Cylindrical roller bearing capable of bearing bidirectional axial force

Technical Field

The utility model relates to a cylindrical roller bearing technical field specifically is a cylindrical roller bearing that can bear two-way axial force.

Background

Cylindrical roller bearings are known in the art, and during shaft rotation operation, gears, worms and the like on the shaft will exert both radial and axial forces on the bearing, and sometimes such axial forces are bidirectional. Because the cylindrical roller bearing roller is in line contact with the raceway, the cylindrical roller bearing can bear larger radial load and sometimes can bear larger axial load, and the limit rotating speed is higher. The common bearings which can bear radial force and bidirectional axial force at the same time in the market at present comprise a crossed cylindrical roller bearing, a tapered roller bearing, an angular contact ball bearing and the like, but the problems of high cost, high manufacturing difficulty, low limit rotating speed and the like exist in the roller crossed installation of the crossed cylindrical roller bearing; the end surface lubrication of the tapered roller bearing is poor, and the rotating speed is low; the angular contact ball bearing has lower load carrying capacity; at present, a common cylindrical roller bearing cannot bear bidirectional axial load, and for this reason, a cylindrical roller bearing capable of bearing bidirectional axial force is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can bear cylindrical roller bearing of two-way axial force to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can bear cylindrical roller bearing of two-way axial force, includes inner circle, cylindrical roller and combination outer lane, cylindrical roller is provided with two sets ofly altogether, inner circle internal surface and combination outer lane internal surface all are provided with the flange that prevents two sets of cylindrical roller axial displacement, the dog is separated to the combination outer lane including two sets of outer lanes and annular, left side the outer lane left side is the annular array and has seted up bolt blind hole, right side the outer lane right side is the annular array be provided with bolt blind hole assorted nut blind hole, two sets of the outer lane transversely is provided with through-hole one, and through-hole one is located between bolt blind hole and the nut blind hole, the annular is separated the dog and transversely is provided with through-hole assorted through-hole two, two sets of connect through bolt.

Furthermore, the annular is separated the dog left and right sides and all is provided with the multiunit stopper, the outer lane is close to the annular one side of separating the dog and is provided with the spacing groove with stopper assorted.

Further, the right end of the outer wall of the bolt is sleeved with a rubber gasket, and the rubber gasket is located between the bottom of the blind hole of the nut and the nut.

Further, the thickness of the annular separation block is equal to that of the outer ring.

Compared with the prior art, the beneficial effects of the utility model are that: the combination outer lane is separated the dog by two sets of outer lane and the annular of taking the flange and is constituteed, and the inner circle is provided with the flange, and the bearing can bear two-way axial force like this, and through two sets of cylindrical roller, can make the bearing capacity of bearing bigger, and this bearing separates the dog through screw bolt and nut with two sets of outer lanes and annular and connects, is convenient for make up the erection joint of outer lane, inner circle and cylindrical roller, and easily makes production.

Drawings

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

fig. 2 is a right side view of the structure of the present invention.

In the figure: 1. an inner ring; 2. a cylindrical roller; 3. combining the outer rings; 4. blocking edges; 5. an outer ring; 6. an annular separation stop block; 7. blind holes of bolts; 8. a blind nut hole; 9. a first through hole; 10. a second through hole; 11. a bolt; 12. A nut; 13. a limiting block; 14. a limiting groove; 15. a rubber gasket.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a can bear cylindrical roller bearing of two-way axial force, including inner circle 1, cylindrical roller 2 and combination outer lane 3, cylindrical roller 2 is provided with two sets ofly altogether, 1 internal surface of inner circle and 3 internal surfaces of combination outer lane all are provided with flange 4 that prevent 2 axial displacement of two sets of cylindrical roller, dog 6 is separated to combination outer lane 3 including two sets of outer lanes 5 and annular, 5 left sides in left side outer lane are the annular array and have seted up bolt

blind hole

7, 5 right sides in right side outer lane are the annular array and be provided with 7 assorted nut blind holes 8 of bolt blind hole, 5 horizontal through-holes 9 that are provided with in two sets of outer lanes, and through-hole 9 is located between bolt blind hole 7 and the nut blind hole 8, dog 6 transversely is separated to the annular be provided with two 10 of through-hole 9 assorted through-hole, two.

As shown in fig. 1, a plurality of groups of limit blocks 13 are arranged on the left side and the right side of the annular separation stop 6, a limit groove 14 matched with the limit blocks 13 is arranged on one side of the outer ring 5 close to the annular separation stop 6, the annular separation stop 6 can be prevented from being deviated through the limit blocks 13 and the limit grooves 14, and the connection between the two groups of outer rings 5 and the annular separation stop 6 is facilitated;

as shown in fig. 1, a rubber gasket 15 is sleeved at the right end of the outer wall of the bolt 11, the rubber gasket 15 is positioned between the bottom of the hole of the blind hole 8 of the nut and the nut 12, and the nut 12 can be prevented from loosening through the rubber gasket 15;

as shown in fig. 1, the thickness of the annular separation stopper 6 is equal to that of the outer ring 5, so that the annular separation stopper 6 can perform the same function as the rib, thereby improving the axial bearing capacity.

Example (b): the combination outer lane 3 comprises dog 6 is separated to two sets of outer lane 5 and the annular of taking flange 4, and inner circle 1 is provided with the flange, and the bearing can bear two-way axial force like this, and through two sets of cylindrical roller 2, can make the radial bearing capacity of bearing bigger, and this bearing separates dog 6 through bolt 11 and nut 12 with two sets of outer lanes 5 and annular and connects, be convenient for make up outer lane 3, the erection joint of inner circle 1 and cylindrical roller 2, and easily make production.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can bear cylindrical roller bearing of two-way axial force, includes inner circle (1), cylindrical roller (2) and combination outer lane (3), its characterized in that: the cylindrical rollers (2) are provided with two groups, the inner surface of the inner ring (1) and the inner surface of the combined outer ring (3) are both provided with flanges (4) for preventing the two groups of cylindrical rollers (2) from moving axially, the combined outer ring (3) comprises two groups of outer rings (5) and annular separation stop blocks (6), the left side of the outer ring (5) is provided with bolt blind holes (7) in an annular array, the right side of the outer ring (5) is provided with nut blind holes (8) matched with the bolt blind holes (7) in an annular array, the two groups of outer rings (5) are transversely provided with first through holes (9), and the first through hole (9) is positioned between the blind bolt hole (7) and the blind nut hole (8), the annular separation stop block (6) is transversely provided with a through hole II (10) matched with the through hole I (9), and the two groups of outer rings (5) and the annular separation stop block (6) are connected through bolts (11) and nuts (12).

2. The cylindrical roller bearing capable of bearing bidirectional axial force according to claim 1, wherein: the annular separating block (6) is provided with a plurality of groups of limiting blocks (13) on the left and right sides, and one side, close to the annular separating block (6), of the outer ring (5) is provided with a limiting groove (14) matched with the limiting blocks (13).

3. The cylindrical roller bearing capable of bearing bidirectional axial force according to claim 1, wherein: the right end of the outer wall of the bolt (11) is sleeved with a rubber gasket (15), and the rubber gasket (15) is located between the bottom of the blind hole (8) of the nut and the nut (12).

4. The cylindrical roller bearing capable of bearing bidirectional axial force according to claim 1, wherein: the thickness of the annular separation stop block (6) is equal to that of the outer ring (5).