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为了扩大掘进机的使用范围,苏联与其他国家正在研制高效破碎中硬岩石的冲击式工作机构。这种掘进机的冲击工作机构安有液压操纵器、液压冲击器及其它工艺装备。
In order to expand the use of roadheading machine, the Soviet Union and other countries are developing highly efficient crushing medium and hard rock impact working mechanism. The impact of this roadheader working mechanism equipped with hydraulic manipulators, hydraulic impactor and other technology and equipment.