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单级齿轮副弯扭耦合非线性振动特性研究
Authors
刘荣菊
石永军
赵永盛
陈福忠
Publication date
1 January 2019
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
以直齿轮副为研究对象,建立了包含时变啮合刚度、综合误差、齿侧间隙和输入转矩等因素的6自由度弯扭耦合非线性振动模型。结合分岔图和庞加莱映射图,研究了齿侧间隙、输入转矩以及二者耦合作用和主、从动轮轴承支撑刚度对系统振动特性的影响。研究表明,输入转矩一定时,随着齿侧间隙不断增大,系统通过分岔和激变从单周期响应过渡到混沌;齿侧间隙一定时,随着输入转矩不断增大,系统通过倒分岔和激变从混沌过渡到单周期响应;当输入转矩较大时,齿侧间隙对系统响应影响很小;支撑刚度较大系统响应稳定,并且从动轮轴承支撑刚度对系统振动特性影响较大
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Last time updated on 06/04/2023