wedge impact blade of impact cutting coal machine was designed and its working process was stimulated.
本文通过对沖击采煤机沖击刀具的设计及其参数的研究,设计了较为合理的楔形沖击刀具。
the paper introduces the main functional design of a kind of small cutting coal machine with hydraulic fork lift as feed power and chain-saw cutting knives driven by generator as working head.