、有一对向心角接触轴承,已知 F r1 =1000N , F r2 =2100N ,外加轴向负荷 F A =800N ,试判断轴承是正装还是反装,并求两个轴承实际所受的轴向载荷 Fa1 、 Fa2 。(内部轴向力 Fa=0.68Fr )
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