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1、蜗轮蜗杆减速器设计摘要 通过对减速器的简单了解，开始学习设计齿轮减速器，尝试设计增强感性认知和对社会的适应能力，及进一步巩固已学过的理论知识，提高综合运用所学知识发现问题、解决问题，以求把理论和实践结合一起，为以后的工作和更好的学习积累经验。 学习如何进行机械设计，了解机械传动装置的原理及参数搭配。学习运用多种工具，比如CAD等，直观的呈现在平面图上。通过对圆柱齿轮减速器的设计，对齿轮减速器有个简单的了解与认知。齿轮减速器是机械传动装置中不可缺少的一部分。机械传动装置在不断的使用过程中，会不同程度的磨损，因此要经常对机械予以维护和保养，延长其使用寿命，高
2、效化的运行，提高生产的效率，降低生产的成本，获得最大的使用效率。关键词：机械传动装置、齿轮减速器、设计原理与参数配置In this paperThrough the simple understanding of the speed reducer, started learning design of gear reducer, attempt to design enhance the perceptual cognition and ability to adapt to society, and further consolidate the learned
3、 theory knowledge, to improve the integrated use of knowledge discovery and solve problems, in order to combine theory and practice together, for the later work and better learning experience.Learn how to do mechanical design, to understand the principle of mechanical transmission devi
4、ce and parameter collocation. Study using a variety of tools, such as CAD, intuitive present on the floor plan. Through the design of cylindrical gear reducer, gear reducer is a simple understanding and cognition. Gear reducer is an indispensable part of in mechanical transmission devi
5、ce. Mechanical transmission device in use process, will be different degree of wear and tear, so often to mechanical maintenance and maintenance, prolong the service life and highly effective operation, improve production efficiency, reduce the cost of production, achieve maximum effic
6、iency.Keywords: mechanical transmission gear, gear reducer, the design principle and parameter configuration目录摘要IInthispaperII1．电机选择12．选择传动比22.1总传动比22.2减速装置的传动比分配23．各轴的参数23.1各轴的转速23.2各轴的输入功率33.3各轴的输出功率33.4各轴的输入转矩33.5各轴的输出转矩33.6各轴的运动参数表44.蜗轮蜗杆的选择44.1选择蜗轮蜗杆的传动类型44.2选择材料44.3按计齿面接触疲劳强度计算进行
7、设44.4蜗杆与蜗轮的主要参数与几何尺寸64.5校核齿根弯曲疲劳强度74.6验算效率74.7精度等级公差和表面粗糙度的确定85．圆柱齿轮的设计85.1材料选择85.2按齿面接触强度计算设计85.3计算95.4按齿根弯曲强度计算设计105.5取几何尺寸计算116．轴的设计计算126.1蜗杆轴126.1.1按扭矩初算轴径126.1.2蜗杆的结构设计126.2蜗轮轴136.2.1输出轴的设计计算136.2.2轴的结构设计146.3蜗杆轴的校核156.3.1求轴上的载荷156.3.2精度校核轴的疲劳强度176.4蜗轮轴的强度校核206.4.1精度校核轴的疲劳强度226.
