固定结合面法向动态特性影响因素试验研究

Study on Influence Factors of Normal Dynamic Characteristic Parameters of Fixed Joints

固定结合面普遍存在于各类机床,影响固定结合面法向动态特性的主要因素多种多样。应用试验方法对固定结合面法向动态特性参数进行识别。基于大量的试验数据,分析结合面面压、粗糙度、材料、介质等因素对固定结合面法向动态特性参数的影响规律,并验证以往相关理论的正确性,提出改进固定结合面法向动态特性参数的措施,为机床的模态分析及优化设计提供了真实有效的数据。

Fixed joints is most commonly used joints in all machine tools.The main influence factors of normal dynamic characteristic are varieties.Measure normal dynamic characteristic parameters of fixed joints by experiment.Base on a large number of data,analyzing surface pressure,roughness,materials and media on law of normal dynamic characteristic parameters of fixed joints,and verifying correctness of theory of past,offering method of improving dynamic characteristic parameters of fixed joints,providing real and effective data for model analysis and optimization design of machine tool.