为探究8090铝锂合金自冲铆(SPR)T型接头的剥离性能及失效机理,本文对8090铝锂合金(8090)同种及其与钛合金(TA1)、铜合金(H62)异种组合的三组自冲铆T型接头进行剥离试验,并通过MAT-LAB R2014b对所得试验数据进行分析.结果表明:当下板材料相同时,接头铆钉刺入下板的深度对接头机械内锁的强度影响较大.剥离时的最大载荷均值从小到大依次为:8090-8090T型接头(1070.3 N),TA1-8090T型接头(1414.2 N)和H62-8090T型接头(1642.7 N).8090同种T型接头的能量吸收能力均大于其余两组异种组接头.
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