立式四轴攻丝专机毕业设计.doc

目录 目录···························································· 1 设计总说明······················································ 2 Design Instruction·················································· 4 1.前言····························································6 1.1本课题的研究意义及背景·······································7 1.2本课题的国内外研究概况·······································8 1.3本论文的主要工作及结构·······································9 2.螺纹攻丝机专题原理设计······································ 2.1专机工艺方案的拟定·········································· 2.2工艺方式的选择·············································· 2.3总体方案设计················································ 3运动设计 ······················································ 3.1传动方案的设计··············································· 3.2传动装置的总传动比··········································· 3.4减速器的传动方案设计········································· 3.5传动装置的传动比分配········································· 3.6切削用量的选择··············································· 3.7各轴的传动速度额计算········································· 4.动力计算······················································· 4.1基本参数计算················································ 4.2电机的选择·················································· 5.结构设计······················································· 5.1减速器的设计················································ 5.2多轴箱的设计················································ 6.夹具的设计····················································· 7.结束语························································· 参考文献························································ 感谢信·························································· 设计总说明 次毕业设计是基于导师在工厂的多年的工作经验自选的设计课题。同时也是基于专机的日益增加企且有单一工件大批量的生产效率高。 随着现代化工业技术的快速发展，特别是随着它在自动化领域内的快速发展，专机的 研究已经成为当今机器制造界的一个重要方向，在现代工业运用中，大多数机器的设计和 制造都是用机床大批量完成的。现代大型工业技术的飞速发展，降低了专机的实现成本， 软件支持机制也使得实现变得更为简单，因此，研究专机的设计具有十分重要的理论意义 和现实意义。 在工