Roll Machine can bend metal plate to a special shape, such as column, cone, camber and so on, which is widely applied to boiler manufacture, shipbuilding, chemical industry and machine manufacture.

卷板机是一种将金属板料弯卷成筒体、锥体、曲面体或其他形体的一种专用锻压机械设备，广泛用于锅炉、造船、化工、金属结构及机械制造行业。

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The paper, combined with the 45~76 straightening machine designed, provides a theoretical method for designing the straightening roll camber.

结合已设计出的45～76焊管生产线中的六辊矫直机，阐明了矫直辊辊型设计的一种方法。

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The temperature field and thermal camber of the roll are made in numerical simulation by finite difference method and the calculation values coincide better with the measured values.

采用有限差分法对轧辊温度场和热凸度进行了数值模拟，计算值和实测值吻合较好。

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