指向式导向工具主轴偏置力与造斜性能研究1)

唐博, 王鹏, 张红, 冯定*

STUDY ON SPINDLE OFFSET FORCE AND DEFLECTION PERFORMANCE OF POINT-BIT STEERABLE TOOL1)

TANG Bo, WANG Peng, ZHANG Hong, FENG Ding

图4 钻头倾角随止推轴承位置变化图

Fig.4 Diagram of bit inclination changing with thrust bearing position