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为了克服现有钻机导向套结构复杂、不易维修的缺点,结合导向套现场使用情况,利用滑动摩擦原理,设计出一种结构简单、便于现场维修的新导向套。介绍了新型导向套的结构特点及其主要零件的设计要点。
In order to overcome the shortcomings of the existing rig guide bush complex structure and difficult to maintain, a new guide bush with simple structure and easy on-site maintenance is designed by using the sliding friction principle combined with the field use of the guide bush. The structural characteristics of the new guide sleeve and the design points of the main parts are introduced.