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钢绳环式CVT非连续接触股内钢丝应力研究
Authors
刘卫雄
吕常磊
张武
韩飞燕
Publication date
1 January 2022
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
为探究弯曲钢丝绳与连续、非连续绳槽接触时股内钢丝应力分布规律,以6×19+IWS右交互捻钢丝绳为研究对象,分别建立钢丝绳与连续、非连续绳槽接触的有限元模型,分析了连续和非连续接触时股内钢丝应力分布。结果表明,在连续、非连续接触下,与绳槽接触的侧股外层钢丝等效应力值最大,股与股接触处钢丝次之,其他位置钢丝等效应力值最小;在相同轴向载荷下,非连续接触时钢丝绳产生的等效应力变化幅度高于连续接触时钢丝绳等效应力;非连续绳槽表面接触应力值比连续绳槽大39.5%,非连续接触时表面钢丝绳最大接触应力比连续接触时大5.08%;进行连续和非连续接触下钢丝绳的磨损试验发现,非连续接触时侧股外层钢丝磨痕长度、宽度均值比连续接触时分别高25.5%和13.5%,与仿真结果一致
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Last time updated on 06/04/2023