基于仿生耦合界面的新型精密行星传动多场多参量耦合非线性动态特性研究

This project aimed at some common and key technology issues that the mechanical and electrical transmission equipment commonly used in harmonic drive and RV drive or other agencies, which under special conditions that exist with extreme precision and high reliability contradiction coordinated, based on the studies of high-performance composite materials, by a new study based on new high-precision planetary reliability by carrying out flexible functional materials based on bionic modeling microscopic morphology interface coupled with the rubber alloy multi-field and multi-degree of freedom transmission, multi-gap and variable parameters scientific problems of nonlinear dynamic characteristics, proposed a new gear design theory and method based on bionic coupled interface, also revealed bionic coupling interface with multiple planetary transmission mechanism to optimize multi-pass effect bionic coupled interface overall engagement with the formation of a complex dynamic deformation evolution of adaptive compensation coordination, Based on more than the establishment of multi-factor drive mechanism coupled-dynamics and coupled-tribological behavior of nonlinear dynamic characteristics model and reveal its energy dissipation mechanism, Preliminary experiments to establish comprehensive performance database transmission mechanism, developed a new experimental prototype planetary transmission, so as to improve the precision of high-end equipment with high reliability and precision drive mechanism, high sensitivity, high stiffness, high reliability, anti-fatigue, micro-vibration and low energy provide theoretical consumption overall performance and technical support.

本项目针对特殊与极端条件下的机电装备传动系统常用的谐波减速器和RV减速器等机构所存在的高精度与高可靠矛盾协调的共性和关键科技问题，在基于新型工程复合材料高性能传动机构前期研究基础上，通过开展基于仿生形态的界面微观造型与橡胶合金柔性功能材料耦合的新型高可靠精密行星传动多场与多自由度、多间隙和变参数等多参量耦合的非线性动态特性科学问题研究，提出基于仿生耦合界面的新型精密行星传动创新设计理论与方法，揭示仿生耦合界面与行星传动机构优化配合形成的多重多传递仿生耦合界面整体啮合效应的复杂动态变形协调自适应补偿演变规律，建立基于多场多参量耦合动力学和摩擦学行为的传动机构非线性动态特性模型和揭示其能量耗散机理，初步建立传动机构综合性能实验数据库，研制出新型行星传动实验原理样机，从而为提高我国高端装备用高可靠精密传动机构的高精度、高灵敏度、高刚度、高可靠、抗疲劳、微振动和低能耗等综合性能提供理论和技术支持。

本项目针对机电装备精密传动机构所存在的高精度与高可靠矛盾协调的共性和关键科技问题，开展了基于仿生形态的表面微观造型与橡胶合金柔性功能材料耦合的高可靠精密新型精密行星传动机构动态特性关键科学基础问题研究，初步揭示了特殊与极端条件下的基于仿生耦合界面的新型精密行星传动机构的动态变形协调演变规律和性能退化失效机理；提出了仿生耦合界面的新型精密行星传动机构创新设计理论与方法，完成了各种体表的仿生耦合界面体表形态、尺寸和分布规律等设计分析，完成了基于仿生形态微观造型尺度的橡胶合金材料柔性功能材料的力学性能分析，完成了基于仿生耦合界面的新型高可靠精密行星传动机构的静力学和多体运动学有限元仿真分析；提出了单对齿轮副仿生耦合界面的弯曲刚度、扭转刚度、接触刚度、啮合刚度等动态性能参数计算方法，建立了仿生耦合界面强非线性摩擦学模型，研究了齿轮副仿生耦合界面摩擦磨损特性；建立基于多自由、多间隙、变参量和弯扭耦合非线性动力学和摩擦学行为的仿生耦合行星传动机构非线性动态特性模型，揭示了基于仿生耦合减速器多重多传递仿生耦合界面体系的适应协调变形机制和动态高阻尼减振机理，合理的仿生耦合设计能够显著提高齿轮的接触疲劳强度，降低弯曲应力，减少冲击振动、传动平稳等优点。初步建立基于仿生耦合界面的新型高可靠精密行星传动综合性能实验数据库，研制出基于仿生耦合界面的新型精密行星传动机构实验原理样机，获国家技术发明二等奖1项，发表论文15篇，申请或授权发明专利3项，研制出原理样机3台。该项目打破传统齿轮设计和制造技术多年来的束缚，为提高我国在高可靠精密传动机构及其与高端装备集成的理论研究和工程应用提供科学理论和技术支持，具有广阔的应用前景与市场价值。