掘进机主轴承疲劳磨损竞争失效机制的寿命分析
那鹏越, 毋振, 刘奇, 霍军周

Life Analysis of Wear Fatigue Competition Failure Mechanism of Main Bearing of Boring Machine
NA Pengyue, WU Zhen, LIU Qi, HUO Junzhou
表3 主轴承工况载荷参数
Tab.3 Condition load parameters of main bearing
参数 取值
轴向力/MN 12
径向力/kN 4 500
力矩/(MN·m) 20
转速/(r·min-1) 2