F2-2·d=2(16384057×265 2×119N=-7365N FB=F2-F4=(7638-(-7365)N=8375N ∈sB 6208 l/2 F F MH 图13.21减速器从动轴设计N N l F F d F r a VA 73.65 2 118 405.7 265 2 763.8 2 2 2 2  = −        = − • = − FVB = Fr2 − FVA = (763.8 − (− 73.65))N = 837.5N