Roller mill
AssigneeKrupp Polysius AG
InventorsOtto Heinemann, Norbert Bredenholler
Life of this patent
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Abstract
This invention relates to a roller mill in which the shafts of the grinding rollers are mounted in two self-aligning roller bearings of which one forms a fixed bearing and the other is constructed as a vertically movable floating bearing. Such a roller mill is distinguished by a standard design which is economical to produce and can be equipped with a variable number of grinding rollers.
Claims10
A roller mill comprising a housing, a grinding plate in said housing, drive means for rotating said grinding plate, a grinding roller overlying said grinding plate for cooperative grinding action therewith, a rotatable shaft forming a part of said roller and having an end portion projecting therefrom, first bearing means engaging said shaft end portion and establishing an axis of rotation which is fixed vertically relative to said grinding plate, second bearing means engaging said shaft end portion, and adjusting means engaging said second bearing means for permitting vertical movement thereof relative to said grinding plate, whereby said second bearing means functions as a floating bearing, each of said first and second bearing means being self-aligning bearings.
Dependencies are inferred from the claim text.