The mechanical composition of newly designed side trimmer and chopper in transform to cold rolling recoiler line, and of main technical data and features in designing structure are introduced.

• 介绍了冷轧切边重卷机组改造中，新设计切边圆盘剪及碎边剪的设备组成、主要技术参数及设计结构特点．设备的技术性能在实际生产中得到了发挥运用。