解：①计算各轴的功率与转速 C轴 B-B--P-22.065kW 2 n=n=120 r/min H轴 传动比= D_600 =2.5 D3240 n3=i3n=2.5×120=300rmin ②计算各轴的扭矩 E轴 7=M=9549P=9549× 44.13 =3512N.m n 120 H轴 万=M,=95492=9549 22.065 =1756N.m 120 C轴 7=M,=95493=9549 22.065 n 300 =702Nm 解：①计算各轴的功率与转速 ②计算各轴的扭矩 3 2 3 1 22.065 kW 2 PP P = = = 2 n n = =120 r/min 传动比 1 13 3 600 2.5 240 D i D = = = 3 13 n in = ⋅= × = 2.5 120 300 r/min 1 1 44.13 9549 9549 3512 N m 120 P T M n == = × = ⋅ 2 2 2 2 22.065 9549 9549 1756 N m 120 P T M n == = × = ⋅ 3 3 3 3 22.065 9549 9549 702 N m 300 P T M n == = × = ⋅ E 轴 H 轴 C 轴