REVOLVING AND RECTILINEAR MOVING DEVICE

摘要

PROBLEM TO BE SOLVED: To improve revolving accuracy of a moving shaft by a revolving motor in a revolving and rectilinear moving device. SOLUTION: In this revolving and rectilinear moving device 10, the revolving motor 20 is fixed to a machine bed 14, and a spline part 15 provided on the moving shaft 13 is connected to a spline sleeve 23 directly coupled to the output end (rotary head 22) of the revolving motor 20.