《仓库大门开闭机构设计》.doc

第 PAGE 1页 PAGE 目 录 1 绪论1 1.1 概述···················································································1 1.2 链传动················································································1 1.3 齿轮传动·············································································3 1.3.1 齿轮传动发展趋································································3 2 链传动部份的设计·····································································5 2.1 链的设计·············································································5 2.2 滚子链强度校核···································································7 3 减速机构的设计········································································8 3.1 电机的选型··········································································8 3.2 传动零件设计·······································································9 3.2.1 第一级传动······································································9 3.2.2 第二级传动·····································································14 3.2.3 第三级传动·····································································19 3.3 轴的计算············································································24 3.3.1 高速轴············································································24 3.3.2 中间轴···········································································28 3.3.3 中间轴···········································································32 3.3.4 输出轴···········································································36 3.4 滚动轴承的选择和计算························································40如需要图纸等资料，联系QQ 研究成果的严肃态度以及向读者提供有关信息的出处，正文之后一般应列出参考文献表引文应以原始文献和第一手资料为原则。所有引用别人的观点或文字，无论曾否发表，无论是纸质或电子版，都必须注明出处或加以注释。凡转引文献资料，应如实说明。对已有学术成果的介绍、评论、引用和注释，应力求客观、公允、准确。伪注、伪造、篡改文献和数据等，均属学术不端行为致谢一项科研成果或技术创新,往往不是独自一人可以完成的,还需要各方面的人力,财力,物力的支持和帮助.因此,在许多论文的末尾都