PRESSURE ROLL UNIT Russian patent published in 2005 - IPC

FIELD: sets of pressure rolls of hot rolling mills for making strip and wire products.

SUBSTANCE: pressure roll unit for driving article to motion or to braking its motion along rolling line includes pair of levers mounted with possibility of rotation around mutually parallel first axles. Shafts of rolls are rested upon levers; each roll shaft is provided with journals for rotation around second axis parallel to first axis of respective lever. Pressure rolls are mounted in shafts, they are mutually spaced one form other by gap for receiving article. First electric motor is mounted with possibility of rotation through intermediate joint of levers around their first axes and with possibility of moving pressure rolls between open position when article is spaced from rolls and closed positions when article is engaged with rolls. Second electric motor drives pressure rolls to rotation. In description of invention method for controlling pressure rolls of rolling mill for moving or braking article in different zones of rolling line is also offered.

EFFECT: enhanced quality of products, improved operational reliability of apparatus.

10 cl, 5 dwg