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面向传动性能的分体式RV减速器结构优化

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针对当前国产RV减速器加工成本高,传动效率低等问题,提出分体式摆线轮结构对原齿廓进行优化以减少加工难度,提升加工效率.分析RV减速器传动原理,提出了分体式摆线轮的设计方法,确定各零部件的参数尺寸,以负载性能,传动精度,传动效率为评价指标,构建多目标评价函数,采用NSGA算法实现面向性能的RV减速器结构参数优化.构建RV减速器三维模型,采用Ad-ams动力学分析对其各项指标进行评定,验证设计方法的有效性.同时,采用有限元分析对设计出RV减速器结构的合理性进行验证分析.
Structural Optimization Design and Simulation of Detached RV Reducer
With the expansion of the industrial robot market,the demand for low-cost,high-precision,and high-efficiency RV reducers is also increasing.Aiming at the problems of high processing cost and low transmission efficiency of domestic RV reducer,the structure of split cycloidal wheel is proposed to opti-mize the original tooth profile to reduce the difficulty of processing and improve the processing efficiency.The transmission principle of RV reducer is analyzed,the design method of split cycloidal wheel is pro-posed,and the main parts of RV reducer are analyzed to determine the parameter size of each part,taking load performance,transmission accuracy and transmission efficiency as evaluation functions,the optimized design of performance-oriented RV reducer is realized,and the optimization results show that the load per-formance is increased by 96.87%,the reverse transmission accuracy is increased by 26.8%,the forward transmission accuracy is increased by 1.2%,and the transmission efficiency is increased by 2.19%.Based on solid works,the design results of RV reducer are modeled,and the dynamic simulation of the reducer prototype is carried out to verify the rationality of the optimization design of the split RV reducer.

RV reducergenetic algorithmstructural analysismotion simulationmodal analysis

杨晨昊、王金栋、李澳、唐雷雨

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西南交通大学机械工程学院,成都 610031

RV减速器 遗传算法 结构分析 运动仿真 模态分析

四川省科技计划资助项目

2021YFG0194

2024

组合机床与自动化加工技术
大连组合机床研究所 中国机械工程学会生产工程分会

组合机床与自动化加工技术

CSTPCD北大核心
影响因子:0.671
ISSN:1001-2265
年,卷(期):2024.(4)
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