现代牙轮钻机的设计与结构特点(一)

Designing and Structural Characteristic of Modern Rotary Drill Rig

介绍了国外牙轮钻机的主要制造商运用现代设计方法的发展动态和特点,阐述了牙轮钻机设计优化与参数匹配的关键环节;重点分析论述了近年来国外主要新型牙轮钻机的各部分工作机构的技术特征、结构特点及发展方向。

The paper introduces the main foreign supplier of rotary drill rig about its developingtrend and characteristic with the modern designing approach, narrates the key pointon the design optimization and the parameter matching of the rotary drill rig, em-phatically analyses the technical and structural characteristic and developing trend ofeach operation unit of the foreign main new type rotary drill rig in recent year.