Roll stand
AssigneeSMS group GmbH
InventorsChristian Diehl, Achim Klein, Bernd Zieser, Florian Lindner
Life of this patent
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Abstract
A roll stand (1) with at least one upper and one lower roll (2, 3) supported by respective backing rolls (4, 5) mounted on a common roll frame (8) and in bearings that are vertically displaceable with respect to each other for setting different roll gaps, with at least one axial shifter for one of rolls (2, 3) and with at least one bender comprising a bending cylinder (16) for bending the upper roll (3) is characterized in that the bender comprises horizontal traverses (12) and bending arms (13) at each ends of the upper roll (3), whereby for setting the roll gap height between rolls (2, 3) the roll (3) is guided by bending arms (13).
Claims11
A roll stand comprising:
- a common roll frame;
- at least one upper and one lower work roll each having two opposite ends;
- respective backing rolls supporting the upper and lower work rolls on the common roll frame;
- inserts rotatably supporting the backing rolls in the frame and vertically displaceable toward each other for setting different roll gap heights;
- at least one axial shifter for one of work rolls;
- and
- respective benders at ends of the work rolls and each having
- vertical guide bars fixed on the frame,
- a horizontal traverse movable vertically along the guide bars, the upper rolls being suspended from and vertically movable with the horizontal traverses,
- a horizontal balancing arm carried by the traverse and connected to the upper backing roll,
- a respective bending arm carried by the vertically movable on the guide bars at each end of the upper work roll, and
- a bending cylinders carried on the bending arms and on the horizontal traverses and bearing on the upper work roll for vertically bending the upper work roll and on the upper backing roll for setting the roll gap.
Dependencies are inferred from the claim text.