摘要
切缝钻机是用于"110工法"顶板预裂钻孔施工的关键设备,针对该工法顶板预裂钻孔施工要求定位精确、满足所有钻孔在一条直线上以及降低巷道维护工程量等需求,总结了国内切缝钻机主要研制企业相关设备的技术参数、设备性能及应用矿井,并结合"110工法"施工现场需求,针对链臂切顶机和水力割缝定向爆破切顶卸压方法等新技术进行阐述;提出了切缝钻机研发过程中等间距双钻孔施工的工作机构、预裂切缝钻孔施工的调角装置及高效的钻孔施工钻具等关键技术;阐明了切缝钻机发展方向为提高切缝钻机的可靠性和高效性、提高切缝钻机的集成化,实现一机多用和提高切缝钻机智能化控制水平。
Slot-cutting drill is the key equipment used in“110 construction method”roof pre-split drilling construction,according to the construction method of roof pre-split drilling construction requirements precise positioning,meet all drilling in a straight line and reduce the amount of roadway maintenance and other requirements,this paper summarizes the technical parameters,equipment performance and application of the relevant equipment of the main domestic seam cutting drilling enterprises,and expounds the new technologies such as chain arm top cutting machine and hydraulic seam cutting directional blasting top cutting pressure relief method combined with the construction site demand of“110 method”.The key technologies,such as the working mechanism of middle-distance double drilling,the angle adjusting device of pre-split drilling and the efficient drilling tools,are proposed.The development direction of slotting drilling machine is to improve the reliability and efficiency of slotting drilling machine,improve the integration of slotting drilling machine,realize multi-use of one machine and improve the intelligent control level of slotting drilling machine.
作者
李旭涛
LI Xutao(China Coal Technology and Engineering Group Xi'an Research Institute,Xi'an 710077,China)
出处
《煤矿安全》
CAS
北大核心
2022年第1期156-160,166,共6页
Safety in Coal Mines
关键词
无煤柱自成巷
110工法
切缝钻机
顶板预裂钻孔
行走路径规划
位姿精确感知
智能化控制
钻锚机器人
non-pillar mining with entry automatically retained
110 mining method
cutting rig
roof pre-splitting drilling
walking path planning
precise position perception
intelligent control
drilling-anchor robot