The work roll surface can be ground on-line by a non-driven cup type of on-line Roll Grinder(ORG) installed in a strip mill to maintain the appropriate roll shape.

它通过设置在带材轧机上的无驱动式杯形磨辊装置，对轧制中工作辊表面进行在线磨别，以保证轧辊保持良好的轨型。

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Real-time controlling the shape of roller and the application of prospeect were expounded. On-line roll grinder is made up of engine, electrical equipment and control. It is introduced in the paper.

在线磨辊系统主要由机械、电器和控制三部分组成，这里对此内容进行了系统的论述。

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