(5)确定中心距 =0.5m(q+a2)=250mm (6确定几何尺寸 (7)计算淠移速度ν Cos 丌l1n 元mgmn1 ≈4m/s 60×100060×1000 2= arcto =14.0362 ≈4.12m/s coS(5)确定中心距 a 0.5m(q z2 ) 250mm (6)确定几何尺寸 s (7)计算滑移速度v m s d n mqn v 4 / 60 1000 60 1000 1 1 1 1 cos 1 v vs 1 0 14.0362 q z arctg m s v v s 4.12 / cos 1