我部某竖井钻机绞车滚筒由原来的光面滚筒加工成具有勒布斯绳槽滚筒后,钢丝绳缠绕时,在轻负荷下(20t、50t)运行时,无异常情况。而在吊起钻具,重载运行过程中钢丝绳间咬绳比较严重,滚筒每旋转一圈,钢丝绳在勒布斯折线处发出2次较大响声,并伴随有很多切削下来的铁屑,长度达1cm左 I mine shaft drilling rig winch drum from the original smooth surface processed into a Leibus rope grooved drum, wire rope winding, the light load (20t, 50t) operation, no abnormalities. In the lifting of the drill, heavy rope during the operation of the bite between the rope more serious, every rotation of the drum, wire rope Leubas broken line at the issue of two major loud, and accompanied by a lot of cut iron filings, length Up to 1cm left