| 摘要 |
A roll turning or grinding machine is provided adapted to receive a multi-roll stand, such as a four-roll stand whose rolls are to be machined or ground by means of a tool, the roll stand being not provided with a drive shaft for the rolls whereby the rolls rotate freely or idly during a rolling operation, said machine having gear wheels journalled in a support and driven by a motor and engaging counter-wheels attached to the rolls for driving the rolls to machine them or while they are being ground.
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