热轧窄带钢四辊轧机工作辊轴向窜动的原因及解决办法

Simple Analysis of the Causes and Precaution of Alternating Motion of Working Rolls of Hot Narrow Strip Four-Roll Rolling Mill

对马钢400热带轧机的窜辊问题进行了分析，得出窜辊现象与轧制工艺、轧辊装配等因素有关，进而探讨了相应的改进措施。

The problem of ahemating motion of rolls of 400 hot narrow strip rolling mill is analyzed.It is found out that this phenomena is related to equipment manufacture,rolling technology and roll assem-bling,etc.,and the relevant countermeasures are put forward.