Based on theoretical analyses and experiments, main reasons have been discovered that cause excessive impact load on the wrapper roll of down coiler.
在理论分析和试验研究的基础上，找出地下卷取机助卷辊冲击负荷过大的主要原因。
2
The production line is composed of de-coiler, punching, roll forming (welding), cutting system, electric control system, etc.
整条生产线由放料系统、冲孔系统、成型系统(焊接技术)、切断系统、电控系统等部分组成。
3
Down coiler is one of the key equipment for hot strip mill, the deviation angle of tension roll is of great importance to biting into coiler successfully.