全连续冷轧机组要求在轧机入口段换卷时,生产线主轧区不停车、不降速,为了保证主轧区的工作连续性,全连续冷轧机在轧机入口处都设有焊机和活套装置.本文阐述了全连续冷轧机组中活套的驱动控制、活套套量计算、活套张力控制、活套内焊缝跟踪等技术,并介绍了活套控制难点和注意事项.%The continuous cold rolling mill require that the main area of mill can't stop and slow down when changing a roll in the entrance area. The welders and loop advice are equipped at the entrance. The drive control , quantity of loop control, tension of loop control, welded joint tracking are described in detail. The difficulty of loop control and advertent proceedings are presented.
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