Y3150E加工斜齿圆柱齿轮时,传入合成机构的运动有( )。When cutting helical gear on Y3150E, the motions input to the synthesis motion mechanism are ( ) and ( ) .
A.
滚刀的轴向进给运动 the axial feed motion of the hob
B.
运动链中滚刀的回转运动 the rotary motion of hob in the generating motion chain
C.
附加运动链中刀架的移动 the movement of the tool holder in the additional motion chain
D.
工作台的回转运动 the rotary motion of the table