毕业设计说明书—齿轮传动的建模与研究

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1、毕业设计 基于 Pro/e 少齿数（Z=2）齿轮传动的建模与研究 摘要:阐述了少齿数渐开线圆柱齿轮机构的传动特点, 论述了渐开线和过渡曲线的方程推倒及其参数的确 定,阐明了变位系数、螺旋角和几何尺寸的确定及计算, 从而奠定了少齿数渐开线圆柱齿轮机构机构学的理论基础。 齿轮的参数化设计是提高齿轮建模效率的有效途径,基于Pro /E Wildfire 4.0 平台的参数化精确建模功能, 通过编 Pro/E的模型程序, 实现了少齿数齿轮自动化建模设计, 并且实现齿轮基本参数的改变自动生成新齿轮。该齿轮设计 方法可使设计人员方便快捷地实现齿轮的三维特征造型设计,从而提高设计效率。 关键词:坐标转换 少

2、齿数 变位系数 PROE 软件 传动 仿真 毕业设计 Based on PROE(Z = 2) less teeth of Gear drives Modeling and Research Abstract: In this paper, we first introduce the determ ination of engaging point, and the characteristics of involute、 conjugate profile. In section 2, we present methods for determ ining the modification

3、 coefficient, helical angle, and geometric size of low number teeth involute spur gear mechanism. Some conclnsions are drawn in section 3. The gear is to improve the design parameters of gear modeling efficient and effective way, based on the Pro/E Wildfire 4.0 platform for accurate modeling paramet

4、ers of the function of an editorial Pro / E of the model program, has less teeth gear design automation modeling, and To achieve the basic parameters change gears automatically generate a new gear. The gear design allows designers to quickly and easily achieve the three-dimensional characteristics of gear design, thereby improving the efficiency of the design. Key words: Coordinate Conversion; Low-number Teeth; Modification coefficient; PRO/E software; Transmission; Simulatio - I - 目 录