A NECK SEAL FOR USE IN AN OIL FILM BEARING ASSEMBLY FOR A ROLL IN A ROLLING MILL

摘要

A neck seal for use in an oil film bearing assembly for a roll in a rolling mill, the roll having a neck with an intermediate tapered section (14) leading to a reduced diameter end section (16) contained within a sleeve (18), with the sleeve being fixed in relation to the roll neck and being journalled for rotation in a bushing (20)fixed within a chock (22), said neck seal being adapted to be mounted on the tapered section of the roll neck for rotation therewith at a location surrounded by a seal end plate (44) fixed to the chock, said neck seal comprising: a flexible circular body having axially spaced radially outwardly projecting first and second flanges (32', 34') configured and dimensioned to sealingly contact the seal end plate; and characterized by first and second axially spaced ridges (56,58)projecting radially inwardly from said body for contact with the tapered section of the roll neck, said first and second ridges being respectively aligned radially with and radially joined to said first and second flanges by solid intermediate portions of said body.