本科论文目 录摘 要....................................................................................................................IAbstract..................................................................................................................II绪 言...................................................................................................................11 清粮机的背景介绍...............................................................................................21.1 实用价值与理论意义.................................................................................21.2 国内外现状.................................................................................................21.3 设计中需要注意的问题.............................................................................41.4 设计步骤及成果要求.................................................................................42 小型户用清粮机的整体设计...............................................................................62.1 可行性分析.................................................................................................62.2 整体方案设计.............................................................................................62.3 总体机构设计.............................................................................................72.4 传动系统的设计.......................................................................................103 小型户用清粮机机构设计过程..........................................................................123.1 电机的选择...............................................................................................123.2 三角绞带设计计算...................................................................................123.3 带传动设计计算.......................................................................................143.4 偏心机构计算..............................................................................
