浅述采煤机截割陷落柱的破岩滚筒

An elementary introduction to breaking-rock roller of a coalshearer for cutting collapsing columm

针对陷落柱影响综采工作面推进的技术难题，研制成功了截割陷落柱的破岩滚筒。分析了破岩滚筒的截齿受力、载荷和切削制度参数等关键问题，确定了破岩滚筒的主要技术参数，为处理综采工作面中的陷落柱提供了一种有效的技术途径.

According to the difficult problems affacting the development of comprehensivemining work face, the breaking-rock roller is successfullydeveloped for cutting collapsing column. The key problems ofthe roller are analyzed, such as forced pick, load and cuttingparameters,etc.,and determining the main technical parameters of the roller in this paper. An effective technical way issuggested for solving collapsing column problems in comprehensive mining face.