机械设计课程设计机械设计课程设计说明书目录1设计任务书.................................................................................................................31.1题目名称设计胶带输送机的传动装置............................................................31.2工作条件................................................................................................................41.3技术数据................................................................................................................42电动机的选择计算.....................................................................................................42.1选择电动机系列....................................................................................................42.2滚筒转动所需要的有效功率................................................................................42.3确定电动机的转速................................................................................................53传动装置的运动及动力参数计算.............................................................................53.1分配传动比............................................................................................................53.1.1总传动比..............................................................................................................53.1.2各级传动比的分配...............................................................................................51机械设计课程设计3.2各轴功率、转速和转矩的计算............................................................................63.2.1Ⅰ轴（高速轴）..................................................................................................63.2.2Ⅱ轴（中间轴）..................................................................................................63.2.3Ⅲ轴（低速轴）..................................................................................................63.2.4Ⅳ轴（传动轴）..................................................................................................63.2.5Ⅴ轴（卷筒轴）..................................................................................................63.3开式齿轮的设计....................................................................................................63.3.1材料选择..............................................................................................................73.3.2按齿根弯曲疲劳强度确定模数...........................................................................73.3.3齿轮强度校核.......................................................................................................83.3.4齿轮主要几何参数...............................................................................................94闭式齿轮设计.............................................................................................................94.1减速器高速级齿轮的设计计算............................................................................94.1.1材料选择..............................................................................................................94.1.2按齿面接触疲劳强度确定中心距.....................................................................104.1.3验算齿面接触疲劳强度.....................................................................................114.1.4验算齿根弯曲疲...
