CN210045763U

CN210045763U - Vertical roll bearing device

Info

Publication number: CN210045763U
Application number: CN201822194897.2U
Authority: CN
Inventors: 陶永刚; 迟文毫; 杜以月
Original assignee: Wafangdian No1 Rolling-Mill Bearing Manufacturing Co Ltd
Current assignee: Wafangdian No1 Rolling-Mill Bearing Manufacturing Co Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-02-11
Anticipated expiration: 2028-12-26

Abstract

The utility model discloses a edger roll bearing device, including edger roll casing, bush and edger roll, the central point of edger roll bottom puts the department and installs fastening bolt, all be provided with spring washer on the outer wall on hexagon socket head cap screw top, the top of bush bottom both sides all is provided with seal ring, and one side of lock nut bottom all is provided with locking brill, the inboard of bush is provided with edger roll bearing, all through O type sealing washer fixed connection on the inner wall of edger roll on the outer wall of bush both sides. The utility model discloses an all on the outer wall of bush both sides through O type sealing washer fixed connection on the inner wall of edger roll, increased the leakproofness of edger roll bearing, can effectively prevent coolant liquid, cinder and other inclusion entering effect in casing and the bearing, easily use widely.

Description

Vertical roll bearing device

Technical Field

The utility model relates to a roll the smart technical field of steel finishing in the ferrous metallurgy trade, specifically be a edger roll bearing device.

Background

In recent years, with the rapid development of the industry in China, the steel product market in China is greatly changed, and the requirements on rolling mills are correspondingly improved. The vertical roller bearing is an important component of a rolling mill, and the quality of the performance of the vertical roller bearing is an important index for measuring the quality of the performance of the rolling mill. The vertical roller bearing on the market at present generally adopts a general tapered roller bearing, and an inner sleeve of the double-row tapered roller bearing is in clearance fit with a shaft and is not impact-resistant, and the inner sleeve is easy to be cracked destructively. Secondly, because of the structural form, the lubricating oil of the bearing is not fully added, the bearing burning accident is easy to happen, and the inner sleeve of the double-row tapered roller bearing is in clearance fit with the shaft, so that cooling liquid, oxide skin and other impurities are easy to enter the bearing, the lubricating function of the bearing is damaged, and the service life of the bearing is interrupted.

And the existing vertical roller bearing device does not have the functions of good sealing effect, convenient disassembly and assembly and good stability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vertical roll bearing device to solve the current vertical roll bearing device that proposes among the above-mentioned background art and do not have sealed effectual, convenient to detach installation and the good functional problem of stability.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical roll bearing device comprises a vertical roll shell, a lining and a vertical roll, wherein a fastening bolt is arranged at the center of the bottom end of the vertical roll, the inner side of the vertical roller is provided with a lining, the two sides of the top end and the bottom end of the lining are fixedly connected on the outer wall of the vertical roller through inner hexagon screws, the outer wall of the top end of the inner hexagon screw is provided with a spring washer, the top ends of the two sides of the bottom end of the bush are provided with sealing washers, the two sides of the bottom end of the bush on one side of the spring washer are provided with locking nuts, and one side of the bottom end of the locking nut is provided with a locking drill, the top end of the vertical roll shell is provided with a countersunk screw, the inner side of the bushing is provided with a vertical roll bearing, and the central position department of vertical roll bearing one side installs the roll axle, all through O type sealing washer fixed connection on the inner wall of vertical roll on the outer wall of bush both sides.

Preferably, the two sides of the top end of the lining on one side of the socket head cap screw are both provided with V-shaped sealing rings, and the two sides of the top end of the lining on one side of each V-shaped sealing ring are both provided with sealing rings.

Preferably, a vertical roll shell is arranged on the inner side of the vertical roll, and a vertical roll bearing is arranged on the inner side of the vertical roll shell.

Preferably, the outer wall of the bushing is uniformly provided with inner hexagon screws, and the top ends of the inner hexagon screws are fixedly connected to the vertical roller through spring washers.

Preferably, a cavity is arranged at the center position inside the vertical roller, and an end cover is arranged at the top end of the vertical roller.

Preferably, the bottom end of the anti-loosening drill is provided with a countersunk screw, and the top end of the countersunk screw is fixedly connected to the inside of the locking nut.

Compared with the prior art, the beneficial effects of the utility model are that: the vertical roll bearing device realizes the installation effect by arranging the cavity at the central position inside the vertical roll, realizes the sealing effect by arranging the end cover at the top end of the vertical roll, can effectively prevent cooling liquid, oxide skin and other impurities from entering the shell and the bearing, realizes the tight fixation effect by arranging the fastening bolt at the central position at the bottom end of the vertical roll, realizes the mixing of the cooling liquid and lubricating grease by arranging the lining at the inner side of the vertical roll, arranging the spring gasket on the outer wall at the top end of the inner hexagon screw, arranging the sealing gaskets at the top ends of two sides of the bottom end of the lining, arranging the V-shaped sealing rings at two sides of the top end of the lining at one side of the inner hexagon screw, arranging the sealing rings at two sides of the top end of one side of the V-shaped sealing ring, prevents the cooling liquid from damaging the lubricating function of the lubricating grease, and simultaneously prevents the lubricating, thereby improved edger roll bearing's life, all be provided with lock nut through the both sides in spring washer one side bush bottom, realized fixed effect, all be provided with locking brill through one side in the lock nut bottom, realized preventing not hard up effect, the utility model discloses an all install countersunk screw on the top of edger roll casing, realized the effect of being convenient for fasten, dismantle and be difficult to the slip angle.

Drawings

FIG. 1 is a schematic cross-sectional view of the device of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is an enlarged schematic view of the structure at B of the present invention;

in the figure: 1. a vertical roll shell; 2. a seal ring; 3. a bushing; 4. a roll shaft; 5. an end cap; 6. a vertical roll bearing; 7. a V-shaped sealing ring; 8. a socket head cap screw; 9. a vertical roller; 10. a spring washer; 11. a locking drill; 12. a cavity; 13. fastening a bolt; 14. countersunk head screws; 15. locking the nut; 16. an O-shaped sealing ring; 17. a gasket is provided.

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. 1-3, the present invention provides an embodiment: a vertical roll bearing device comprises a vertical roll shell 1, a lining 3 and a vertical roll 9, wherein a cavity 12 is arranged at the central position inside the vertical roll 9, an end cover 5 is arranged at the top end of the vertical roll 9, a fastening bolt 13 is arranged at the central position of the bottom end of the vertical roll 9, the lining 3 is arranged on the inner side of the vertical roll 9, the two sides of the top end and the bottom end of the lining 3 are fixedly connected to the outer wall of the vertical roll 9 through hexagon socket head screws 8, spring washers 10 are arranged on the outer wall of the top end of the hexagon socket head screws 8, sealing washers 17 are arranged at the top ends of the two sides of the bottom end of the lining 3, V-shaped sealing rings 7 are arranged at the two sides of the top end of the lining 3 on one side of the hexagon socket head screws 8, sealing rings 2 are arranged at the two sides of the top end of the lining 3 on one side of each V-shaped sealing ring, countersunk screw 14 is all installed on the top of edger roll casing 1, and countersunk screw 14's top fixed connection is in lock nut 15's inside, and the inboard of bush 3 is provided with edger roll bearing 6, and the central point department of putting of edger roll bearing 6 one side installs roll axle 4, all through O type sealing washer 16 fixed connection on the inner wall of edger roll 9 on the outer wall of bush 3 both sides.

The working principle is as follows: during the use, through utilizing end cover 5, bush 3 and special nut with whole encapsulation together, edger roll and bearing are connected through roll axle 4, utilize the locating plate to fix a position nut locking bush 3, end cover 5 outer terminal surface and nut, 3 external diameters of bush are reliably sealed with edger roll casing 1 and bearing with heterotypic sealing washer and another group of sealing washer 2 subassembly respectively, the leakproofness of edger roll bearing 6 that increases like this can effectively prevent coolant liquid, cinder and other inclusion from getting into in casing and the bearing, avoid coolant liquid and lubricating grease to mix, prevented that the coolant liquid from destroying the lubrication function of lubricating grease, prevent the excessive shallow hourglass of lubricating grease simultaneously, thereby the life of edger roll bearing has been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a vertical roll bearing device, includes vertical roll casing (1), bush (3) and vertical roll (9), its characterized in that: the roll is characterized in that a fastening bolt (13) is installed at the central position of the bottom end of the vertical roll (9), a bushing (3) is arranged on the inner side of the vertical roll (9), the top end and the bottom end of the bushing (3) are fixedly connected to the outer wall of the vertical roll (9) through inner hexagon screws (8), spring washers (10) are arranged on the outer wall of the top end of the inner hexagon screws (8), sealing washers (17) are arranged at the top ends of the two sides of the bottom end of the bushing (3), locking nuts (15) are arranged on the two sides of the bottom end of the bushing (3) on one side of each spring washer (10), locking drills (11) are arranged on one sides of the bottom ends of the locking nuts (15), sunk screws (14) are installed at the top end of the vertical roll shell (1), a vertical roll bearing (6) is arranged on the inner side of the bushing (3), and a roll shaft (4) is installed at, the outer walls of the two sides of the lining (3) are fixedly connected to the inner wall of the vertical roller (9) through O-shaped sealing rings (16).

2. A vertical roller bearing assembly according to claim 1, wherein: the two sides of the top end of the inner hexagonal screw (8) side lining (3) are provided with V-shaped sealing rings (7), and the two sides of the top end of the V-shaped sealing ring (7) side lining (3) are provided with sealing rings (2).

3. A vertical roller bearing assembly according to claim 1, wherein: the inner side of the vertical roll (9) is provided with a vertical roll shell (1), and the inner side of the vertical roll shell (1) is provided with a vertical roll bearing (6).

4. A vertical roller bearing assembly according to claim 1, wherein: the outer wall of the bushing (3) is evenly provided with inner hexagon screws (8), and the top ends of the inner hexagon screws (8) are fixedly connected to the vertical roller (9) through spring washers (10).

5. A vertical roller bearing assembly according to claim 1, wherein: a cavity (12) is arranged at the center of the interior of the vertical roller (9), and an end cover (5) is arranged at the top end of the vertical roller (9).

6. A vertical roller bearing assembly according to claim 1, wherein: the bottom end of the anti-loosening drill (11) is provided with a countersunk screw (14), and the top end of the countersunk screw (14) is fixedly connected to the inside of the locking nut (15).