自动化药房盒装药品自动发药机构设计.doc

山东轻工业学院2011届本科生毕业设计（论文）自动化药房盒装药品自动发药机构设计姓名学号200901013076学院机械与汽车工程学院专业机械设计制造及其自动化指导教师2011年6月5日目录摘要····················································································3第一章前言·····························································51.1课题研究背景····································································51.2本课题所在研究领域的国内外现状与发展趋势·····················51.2.1国外研究和应用现状······················································61.2.2国内研究和应用现状······················································8第二章设计任务····························································92.1课题研究内容······································································92.2任务要求·············································································92.3自动化药房布局图································································9第三章主要零部件的选用············································103.1支架的选择········································································103.2平带的选择······································································103.3电容启动单相齿轮减速电机的选择······································103.4辊子及输送带的选择·························································123.5挡门步进电机的选择··························································133.6接药架拉伸弹簧的选择······················································133.7接药架压缩弹簧的选用······················································143.8螺栓螺母的选择································································14第四章主要零部件的设计及校核·································154.1.1滚动轴承受力分析·························································154.1.2滚动轴承寿命计算·························································154.2水平运动主动轴的设计·······················································184.3皮带轮的设计···································································194.4挡门上轴承座及端盖的设计···············································194.5接药架压板的设计·····························································204.6接药架挡板的设计·········································