全断面矩形掘进机刀盘截入岩样过程试验研究

李强,刘送永,王焱

Experimental study on the process of cutting into rock samples by full-section rectangular roadheader cutterhead

Qiang LI,Songyong LIU,Yan WANG

图2 辐条伸缩式双刀盘结构

Fig.2 Spoke-type retractable dual-cutterhead structure