目前煤矿岩巷开拓任务重，岩巷机械化掘进成为各矿普遍存在的技术难题。石家庄煤矿机械有限责任公司研发出一种具有自主知识产权、技术先进、适应我国煤矿岩巷掘进要求的岩巷掘进机，在重型岩巷掘进机整体设计技术、高可靠性部件设计技术、无极调速变量自动控制液压系统技术、全遥控智能型电控系统方面取得了突破性进展。

Developing rock roadway of coal mine is a hard task at present. Mechanized drivage of rock roadway has become a common technical problem of every coal mine. Shijiazhuang Coal Mining Machinery Co.,Ltd. has researched and developed a rock roadway roadheader that has proprietary intellectual property rights and advanced technology, and can meet rock roadway drivage demand in China. We have achieved breakthrough in many aspects, such as heavy rocky roadway roadhead in the overall design, high reliability component design, stepless speed regulating variable automatic control hydraulic system technology, full remote control of intelligent electrical control systems.

张兰胜（1965— ） ，男，河北衡水市人，高级工程师，长期从事煤矿采掘机械研究工作