单双耳销轴连接结构承载能力有限元分析  

Finite Element Analysis of Bearing Capacity of Single and Double Ear Pin Shaft Connection Structure

作　　者：田宇 常亮[1] 聂小华[1] Tian Yu;Chang Liang;Nie Xiaohua(National Key Laboratory of Strength and Structural Integrity,Aircraft Strength Research Institute of China,Xi'an.Shaanxi,710065,China)

机构地区：[1]中国飞机强度研究所强度与结构完整性全国重点实验室,陕西西安710065

出　　处：《飞行器强度研究》2024年第2期37-41,共5页Aircraft Strength Research

摘　　要：针对单双耳销轴连接结构进行有限元非线性破坏分析,采用Johnson-Cook塑性本构模型分析了接头破坏载荷以及破坏模式,并与试验结果进行了对比验证。破坏载荷分析结果与试验结果相对误差在5%以内,且破坏模式与试验完全一致,验证了方法的准确性与有效性。This article conducts finite element nonlinear failure analysis on single and double ear pin shaft connection struc-ture.The Johnson Cook plastic constitutive model is used to analyze the joint failure load and failure mode,and the results are compared and verified with experimental results.The relative error between the analysis results and the experimental re-sults is within 5%,and the failure mode is completely consistent with the experiment,verifying the accuracy and effective-ness of the method.

关 键 词：耳片结构 非线性分析 Johnson-cook塑性本构模型 

分 类 号：TG1[金属学及工艺—金属学]