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针对近几年在使用液压凿岩台车过程中遇到的材料浪费,维修困难,使用不便等问题,介绍推进液压缸行程可变推进系统、滑板螺栓孔修复技术以及移动式水管卷盘等3例操作简单,便捷高效,经济实用的技术革新。
In view of the material wastage, maintenance difficulties and inconveniences encountered during the use of hydraulic rock drilling rig in recent years, the paper introduced the propulsion hydraulic cylinder stroke propulsion system, skateboard bolt hole repair technology and mobile hose reel. Example of simple, convenient and efficient, economical and practical technological innovation.