edge mill

The vibration phenomena of edge mill was eliminated by decreasing rolling speed and controlling the speed difference with front mills within ±0.

为消除轧边机振动现象,降低了轧边机速度,使之与上游机架的速度差在±0 1m/s之内,并且优化轧边机小张力控制程序,重新分配压下量后,在H型钢生产中轧边机振动问题得到解决,避免了断接轴、卡钢等事故。