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Analysis of Vibration Characteristics of Planer Framework
Author(s): 
Pages: 38-39,79
Year: Issue:  1
Journal: Machine Tool & Hydraulics

Keyword:  刨床振动平顺性振幅;
Abstract: 由于受到各种激励,刨床工作台运动过程中将发生振动,从而影响加工精度.为了有效控制工作台的振动,提高加工精度,有必要对工作台的振动特性进行分析.为此,以一自由度弹簧-质量-阻尼系统为工作台振动力学模型,在时域范围内分析受到谐波激励的刨床工作台的振动特性.结果表明:运动初期,工作台的振动由自由振动、自由伴随振动及稳态振动三部分组成;工作台运动后期,以稳态振动为主;工作台的振幅与其运动速度及阻尼有关,为...
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