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基于柔性板簧的三自由度球形超声波电机静力学建模与分析

, PP. 125-131

Keywords: 三自由度,球形电机,超声波电机,柔性板簧,静力学模型

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Abstract:

多自由度球形超声波电机具有机械集成度高、分辨率高和无电磁干扰等独特优势,在微型机器人、医疗设备和监控探测等领域具有广阔的应用前景。为了提升多自由度电机的容差性和自适应调节能力,提出了一种基于柔性板簧的三自由度球形超声波电机,从电机定、转子空间位置和几何结构关系出发建立了电机的静力学模型,可分析电机各种结构参数对接触圆周的力分布影响。通过电机的算例分析,证明柔性板簧具有自适应的调节能力,可为电机定、转子提供较均匀的预紧力。研究成果对三自由度球型超声波电机的优化设计与性能提升具有指导意义。

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