介绍了露天煤矿边帮压煤存在的原因及开采必要性,对国内首套边帮煤开采成套装备的研制过程做了简单说明,重点介绍了关键设备步进式行走平台的系统组成、产品特点。结合步进式平台的作业特点,对平台地锚装置的作用、系统组成、作业过程、特点等进行了详细说明,并对工业性试验情况进行了总结。

 The reasons for the existence of edge coal pressure in open-pit coal mines and the necessity of miningwere introduced. The development process of the first complete set of edge coal mining equipment in China wasbriefly explained, with a focus on the system composition and product characteristics of the key equipment, thestepper walking platform. Based on the operational characteristics of the stepper platform, a detailed explanationwas provided on the role, system composition, operation process, characteristics, etc. of the platform anchordevice, and a summary was made on the industrial test results.