Combining with the situation of the westren district of Jincheng Coal Mine, this paper analysed the influence of the design parameters of the helix roller in coal-cutting machine on practical effect, then put forward some improving measures.

• 结合晋煤集团西区煤质状况,分析了影响采煤机滚筒使用效果的设计参数,对提高块率、装煤效果、构强度提出了改进措施。