Experimental and numerical study on Linear Friction Welding of AA2011 Aluminum Alloy

被引:5
作者
Buffa, Gianluca [1 ]
Campanella, Davide [1 ]
D'annibale, Antonello [2 ]
Di Ilio, Antoniomaria [2 ]
Fratini, Livan [1 ]
机构
[1] Univ Palermo, Dept Chem Management Comp Sci & Mech Engn, Viale Sci, I-90128 Palermo, Italy
[2] Univ Laquila, Dept Ind & Informat Engn & Econ, I-67040 Monteluco, Italy
来源
MATERIAL FORMING ESAFORM 2014 | 2014年 / 611-612卷
关键词
Linear Friction Welding; Aluminum Alloys; FEM;
D O I
10.4028/www.scientific.net/KEM.611-612.1511
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Linear Friction Welding (LFW) is a solid-state joining process used for non-axisymmetric components. LFW involves joining of materials through the relative motion of two components undergoing an axial force. In the process, the heat source is given by the frictional forces work decaying into heat and determining a local softening of the material and eventually the needed bonding conditions. In the paper, an experimental and numerical campaign is proposed for AA2011 aluminum alloys welding. Different case studies are considered with fixed oscillation frequency and varying pressure at the interface between the specimens. Constant oscillation amplitude and specimens geometry is used. The calculated results permitted to highlight the effects of the process parameters on the material flow determining the soundness of the weld.
引用
收藏
页码:1511 / 1518
页数:8
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