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1、学校代号 10530 学 号 201007011467 分 类 号 TH132 密 级 硕 士 学 位 论 文超环面行星蜗杆传动精度理论及精度检测研究学 位 申 请 人 刘诗奇指 导 教 师 杨世平 副教授学 院 名 称 机械工程学院 学 科 专 业 机械工程 研 究 方 向 数字化设计与制造二一三年六月十三日The Research on Transimission Precision Theory and Accuracy Test of Torodial DriveCandidate Liu Shiqi Supervisor Associate Prof. Yang Shiping Co
2、llege School of Mechanical Engineering Program Mechanical Engineering Specialization Digital design and manufacture Degree Master of Engineering University Xiangtan University Date June 13, 2013 湘潭大学学位论文原创性声明本人郑重声明：所呈交的论文是本人在导师的指导下独立进行研究所取得的研究成果。除了文中特别加以标注引用的内容外，本论文不包含任何其他个人或集体已经发表或撰写的成果作品。对本文的研究做出重
3、要贡献的个人和集体，均已在文中以明确方式标明。本人完全意识到本声明的法律后果由本人承担。作者签名：日期： 年 月 日学位论文版权使用授权书本学位论文作者完全了解学校有关保留、使用学位论文的规定，同意学校保留并向国家有关部门或机构送交论文的复印件和电子版，允许论文被查阅和借阅。本人授权湘潭大学可以将本学位论文的全部或部分内容编入有关数据库进行检索，可以采用影印、缩印或扫描等复制手段保存和汇编本学位论文。涉密论文按学校规定处理。作者签名：日期： 年 月 日导师签名：日期： 年 月 日湘潭大学硕士学位论文摘 要超环面行星蜗杆传动机构由于具有传动效率高、传动比大、结构紧凑、承载能力高等优点，成为了近年
4、来国内外专家学者研究和探索的热点。但是由于其关键零件中心蜗杆和超环面内齿圈的廓面形状复杂，对其精度理论与精度检测的研究不足，这显然不利于产品的应用推广。为了解决这一问题，只有在对加工、装配过程中产生的误差，以及这些误差对传动性能的影响取得规律性认识的基础上，才能有针对性地抑制误差，达到提高产品精度的目的。本文从超环面行星蜗杆传动机构关键零件的加工工艺入手，对其精度理论、精度检测和评定进行了深入的研究，主要完成了以下工作。本文在分析超环面行星蜗杆传动机构关键零件的加工工艺的基础上，归纳出了中心蜗杆和超环面内齿圈的廓面加工误差因素，并建立了基于各加工误差因素的超环面行星蜗杆传动啮合理论，得到了含加
5、工误差的超环面内齿圈齿面方程。根据含加工误差的超环面内齿圈齿面方程，采用微分法研究了各加工误差因素对超环面内齿圈廓面误差的影响，为根据超环面内齿圈的廓面误差分析加工工艺原因提供了理论指导。以行星架角位移偏差作为衡量超环面行星蜗杆传动精度的指标，利用含误差的超环面行星蜗杆传动模型进行ADAMS运动仿真，通过正交试验进行研究，分析了各误差因素对行星架角位移偏差的影响规律，从而为有针对性地控制误差因素提高传动精度提供理论指导。 采用三坐标测量机对超环面内齿圈廓面进行了测量，并通过数据处理得到了超环面内齿圈的螺旋线误差，此外，对超环面行星蜗杆传动关键零件中心蜗杆和超环面内齿圈的误差测量项目进行了定义，
6、为超环面行星蜗杆传动机构关键零件的检测验收提供了参考。关键词：超环面行星蜗杆传动；廓面误差；传动精度；测量AbstractWith high transmission efficiency, transmission ratio, compact structure and high carrying capacity, toroidal drive has become a research focus by scholars both at home and abroad in recent years. However, because its key parts center worm
7、 and the stationary internal toroidal gear profile surface structure is complex, its error theory is quite inadequate, which is obviously not conducive to improve the accuracy of the product. To solve this problem, only on this basis that we have an understanding about the laws of those errors gener
8、ated in the manufacturing and assembly process, and influence they have on the transmission performance, can we target to inhibit those errors, to achieve the purpose of improving product accuracy. Therefore, it is necessary to establish the toroidal planet worm drive error-based meshing theory to p
9、rovide a theoretical basis for the analysis of how various error factors effect meshing performance, as well as the relationship between the processing error and the center worm and the stationary internal toroidal gear profile error. Specific Works to be finished by this paper are as follows: On th
10、e basis of thorough analysis about the processing methods and procedures of the key parts of toroidal drive, this paper summarizes the processing error component of the center worm and stationary internal toroidal gear profile surface and establishes the theoretical basis of the toroidal planet worm
11、 gearing, which laid a theoretical foundation for the analysis of the influence law that various error factors have on meshing performance, as well as the relationship between the processing error and the center worm and the stationary internal toroidal gear profile error. According to the stationar
12、y internal toroidal gear surface equation containing processing errors, to use differential to study the impact that various processing error factors have on stationary internal toroidal gear profile error provides a theoretical guidance for processing reasons which based on the toroidal ring gear p
13、rofile error analysis.The relationship between error factors of toroidal drive and its transimission precision is analysed. This paper uses CMM to measure the profile surface of the stationary internal toroidal gear and gains the stationary internal toroidal gear helix error by data processing. In a
14、ddition, this paper also defines the error measure program about the key parts of the toroidal drive the center worm and the stationary internal toroidal gear. Thus it provides an idea of the check and acceptance inspection for the key parts of toroidal drive. Key Words: toroidal drive; profile error; transimission precision; test目 录摘 要IAbstractII第1章 绪 论11.1 引言11.2 超环面行星蜗杆传动研究现状11.3 机械传动精度研究现状31.4 本文主要研究内容5第2章 基于加工误差的超环面行星蜗杆传动啮合理论62.1 超环面行星蜗杆传动简介62.2 超环面行星蜗杆传动关键零件
