Based on the features of the operating mechanism of the shearer, the optimization methods of the parameters of the screwdrum are introduced.
根据螺旋滚筒采煤机工作机构的特点，介绍了螺旋滚筒参数的优选方法。
2
This article analyses the kinematical feature of the cutting and loading process of the screwdrum. It can provide certain theoretical basis for the selection of parameters for the drum.
分析了螺旋滚筒截割和装载过程的运动特性，可为滚筒的参数选择提供一定的理论依据。
3
The upgraded drum locking device has integral drum locking blocks and a float screw rod, with the antivibration performance improved and the thread clearance eliminated.