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六杆机构四位置运动生成的解域综合理论与方法

DOI: 10.13700/j.bh.1001-5965.2013.0590, PP. 1170-1175

Keywords: 六杆机构,运动生成,四位置综合,解曲线,解域

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Abstract:

针对Stephenson-Ⅱ型六杆机构四位置运动生成问题,给出基于布氏曲线的广义布氏曲线概念及其方程,同时给出解域综合方法。该方法首先求解出满足要求的解曲线,而后利用雅可比矩阵行列式值符号及机构运动连续性条件剔除解域中存在运动缺陷的机构,最后根据实际需求附加约束条件形成可行解域图。给出的综合示例验证了解域综合方法的可行性和有效性。该方法简单且便于编程实现,同时对其他多杆机构的综合也有参考借鉴意义。

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