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新型采煤机截割部行星轮系强度分析
Authors
乔美娜
兰金宝
赵丽娟
Publication date
1 January 2015
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
以新型薄煤层采煤机截割部行星轮系为研究对象,依据多体动力学理论,建立了采煤机截割部的刚柔耦合模型,并对其进行动态仿真分析,得到了行星轮系各零件的应力和变形情况。对系统中的薄弱零件太阳轮和行星架进行了结构改进,改进后太阳轮齿面最大啮合应力减小了423.26 MPa;行星架的应力集中现象基本消除,疲劳寿命明显提高至次8.302 2×107。该研究方法可用于大型机械行星轮系的结构设计及优化,有助于及早发现系统中的薄弱环节,降低研发和制造成本
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Last time updated on 06/04/2023