1前言热轧带钢在轧制、冷却和运输过程中,往往会产生诸如纵向弯曲、横向弯曲、边浪以及中间瓢曲等形状缺陷。这些缺陷如果不得到一定程度的消除,进入酸洗槽后,容易损坏挤干 1 Introduction Hot-rolled strip steel in the rolling, cooling and transportation process, often have such as longitudinal bending, lateral bending, edge waves and the middle of the curve and other shape defects. If these defects do not get a certain degree of elimination, into the pickling tank, easily damaged squeezed