【摘要】 斜天井钻进中，设备的稳定性和钻孔方向的偏斜控制是一大难题。本文从ＡＴ１２００型斜天井钻机的结构和受力情况分析入手，并在总结工业试验过程中的经验和体会的基础上，提出了从设备结构和操作工艺上解决这一难题的方法。更多还原

【Abstract】 In the course of incline raise,boring a major problem is the stability of bererand the devition,control of boring direction,In order to solve the problem,the authoranalyzes the structure and the applied force of model AT1200 incline raise borer,summa-rizes the experience obaine in course of the industrial test, and gives the method which theproblem is solved in aspects of borer structure and operational procedures.更多还原