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1、本科毕业设计(论文)学 院 专 业 机械设计制造及其自动化 学生姓名 班级学号 指导教师 年月螺杆压缩机三维模型及ADAMS仿真The Design of Screw Compressor摘 要 本文阐述了一小型螺杆压缩机的设计过程。简述了螺杆压缩机的基本结构、工作过程、主要特点和分类。分析了型线的设计过程，转子的几何特性和热力性能的计算方法。 本文在分析型线设计过程，几何特性和热力性能计算方法的基础上,选取单边不对称摆线-销齿圆弧型线作为该螺杆压缩机转子的型线，运用MATLAB等工具，进行分析计算，得到型线方程和型线草图，并且完成了几何性能计算和热力性能计算。在完成转子设计的基础上，进行受力
2、分析，运用各种分析软件选取轴承等零件。在完成计算工作和零件选取后，应用SolidWorks软件，建立了螺杆压缩机各个零件的三维模型，并进行装配，完成螺杆压缩机的三维造型。应用Adams软件，对从SolidWorks中导入的装配体建立运动仿真，这样能够形象直观的说明问题。关键词：螺杆压缩机 ，三维建模，MATLAB，运动仿真全套图纸加扣3012250582AbstractThis paper described the design process of a small screw compressor, which outlined the basic structure of the scr
3、ew compressor, the working process, the main characteristics and classification. This paper also analyzed the design process of lines, the geometry features of the rotor and the calculation method of thermodynamic property.Based on the analysis of the design process of lines, geometric characteristi
4、cs and calculation methods of thermal performance, this paper selected the unilateral asymmetry cycloid - sales arc tooth profile of the screw compressor rotor type lines for analysis and calculation using MATLAB and other tools. After above steps, the equation-based and sketch-based line are given
5、the calculation of geometry features and thermal performance are also made. On the basis of rotor design, this paper gave stress analysis and selected bearing and other parts using a variety of analysis software to. Afterwards, the paper established three-dimensional models of the various parts of t
6、he screw compressor and carried out the assembly to complete the three-dimensional modeling of the screw compressor. With the application of ADAMS, the paper established motion simulation of the assembly imported from SOLIDWORKS, which could explain the issue vividly and intuitively.Key words: Screw
7、 compressor, three-dimensional modeling, MATLAB, motion simulation目 录第一章 绪论-1 1.1基本结构和工作过程-1 1.1.1基本结构-1 1.1.2工作过程-11.2螺杆压缩机特点及分类-21.2.1螺杆压缩机特点-21.2.2螺杆压缩机分类-21.3螺杆压缩机发展历程-31.4论文主要工作-4第二章 转子型线设计-52.1转子型线发展过程-52.2型线方程和啮合线方程-62.2.1坐标系建立和坐标变换-62.2.2齿曲线及其共轭曲线-82.2.3共轭曲线和啮合线方程-92.3单边不对称摆线-销齿圆弧型线的设计-10第三章
8、 几何特性计算-203.1转子螺旋齿面及其法线方程-203.1.1螺旋齿面方程-203.1.2转子几何参数间的基本关系-213.1.3螺旋齿面的法线-213.2接触线-233.2.1相对运动速度-233.2.2啮合条件-243.3齿间面积和面积利用系数-253.3.1齿间面积-253.3.2面积利用系数-273.4齿间容积和内容积比-273.4.1齿间容积-273.4.2内容积比-28第四章 热力性能计算-304.1内压力比和压力分布图-304.1.1内压力比-304.1.2压力分布图-314.2容积流量及容积效率-324.2.1理论容积流量-324.2.2容积效率-324.2.3实际容积流量-334.3轴功率-33第五章 转子受力分析-355.1轴向力-355.1.1端面轴向力-355.1.2气体轴向力-375.2轴承支反力-40第六章 三维造型和选择轴承-446.1三维造型-
