提供完整版的各专业毕业设计,Harbin Institute of TechnologyHarbin Institute of Technology机械设计大作业机械设计大作业题 目: 轴系部件设计 院 系: 机电工程学 院 班 级: 姓 名: 学 号: 时 间: 目 录机械设计作业任务书..........................................................................11 选择材料,确定许用应力...............................................................22 按扭转强度估算轴径.......................................................................23 设计轴的结构...................................................................................24 轴的受力分析...................................................................................44.1 画轴的受力简图......................................................................44.2 计算支承反力..........................................................................44.3 画弯矩图..................................................................................54.4 画转矩图..................................................................................55 校核轴的强度...................................................................................66 轴的安全系数校核计算...................................................................77 校核键连接的强度...........................................................................88 校核轴承的寿命...............................................................................98.1 计算当量动载荷......................................................................98.2 校核寿命................................................................................109 轴上其他零件设计.........................................................................1010 轴承座结构设计...........................................................................1011 轴承端盖(透盖).......................................................................1112 参考文献..........................................................................