本科论文目 录摘 要.......................................................IAbstract......................................................II引 言.......................................................11 钢筋弯曲机概述................................................21.1 设计目的与意义...........................................21.2 国内外相关情况...........................................21.3 研究内容.................................................31.3.1 设计要求............................................31.3.2 成果要求............................................32 总体方案设计..................................................42.1 弯曲机功能分析...........................................42.2 总体方案机构简图.........................................53 电动机选择计算................................................63.1 弯矩的计算...............................................63.2 材料达到屈服极限时的始弯矩...............................74 传动设计计算..................................................94.1 V 带轮的设计计算.........................................94.2 圆柱齿轮设计计算........................................124.2.1 材料的选择.........................................124.2.2 按接触强度设计.....................................124.2.3 齿轮校核...........................................144.2.4 齿轮及齿轮副精度的检验项目计算.....................174.3 蜗轮的设计..............................................184.3.1 蜗杆传动类型.......................................184.3.2 蜗轮蜗杆材料设计...................................184.3.3 按齿面进行设计........................194.3.4 校核齿根弯曲疲劳强度...............................214.3.5 精度等级公差和表面粗糙度的确定.....................214.4 蜗杆轴的设计............................................224.4.1 轴上力的计算.......................................224.4.2 蜗支力和弯矩的计算.................................224.4.3 截面进行校核.......................................254.5 主的...
