【摘要】 针对气囊抛光的运动特性和要求,提出了一种新型正交5-DOF并联气囊抛光机床,研究了该机床的位置正反解,推导出位置正反解方程,基于该并联机床的结构布局特点,绘制了该机床的工作空间轮廓图,仿真结果适合于气囊抛光的运动要求,为该并联机床的设计及气囊抛光的应用奠定了理论基础。新型5-DOF并联气囊抛光机床具有结构简单、承载能力强、精度高、运动稳定、惯性小、初始装配位姿解耦、工艺性好等优点,可用于空间曲面(磨具、叶片等)零件的加工及精密抛光等领域。更多还原

【Abstract】 A novel orthogonal 5-DOF parallel gasbag polishing machine is proposed based on the kinematics characteristics and requirements of the gasbag polishing.The forward and inverse position solution for this new type of parallel gasbag polishing machine was studied as well as the forward and inverse position solution equation for this kind machine was also deduced.The workspace profile of this kind of machine was drawn based on its structural layout features.The simulation result is suitable to the kinematics requirement of the gasbag polishing,laying the theoretical foundation for the design and gasbag polishing application of this kind of parallel machine.This novel 5-DOF parallel gasbag polishing machine can be used in parts machining of space curved surface(grinding tools,vane and etc.) and high precision polishing fields due to its advantages as compact structure,high loading capacity,high accuracy,stable movement,small inertia,initial assembly posture decoupling,proper manufacturability and so on.更多还原