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A 3D dynamic analysis of different depositing processes used in wire arc additive manufacturing
Huang, Jiankang2,3; Guan, Zhichen2,3; Yu, Shurong1; Yu, Xiaoquan2; Yuan, Wen2; Li, Nan3; Fan, Ding2,3
刊名Materials Today Communications
2020-09-01
卷号24
关键词3D printers Additives Residual stresses Temperature 3-D dynamic analysis Depositing process Experimental and numerical analysis Heat conditions Plastic distortions Wire arc
ISSN号2352-4928
DOI10.1016/j.mtcomm.2020.101255
英文摘要

The complex residual stress and distortion experienced in wire arc additive manufacturing (WAAM) can have a serious impact on production. In this paper, a series of ten-layer depositing walls were deposited by WAAM using the same depositing direction and reverse depositing direction to study the effect of different heat conditions on the residual stress and distortion of the deposition wall. The temperature field, distortion, and residual stress under different paths were obtained by performing experiments. Meanwhile, to calculate the variations in the temperature, stress, and distortion under different depositing paths, a model of wire arc additive manufacturing was established by using a numerical model. The measured distortion in the same depositing directions is 25 % larger than that in the reverse directions. The stress distribution in the reverse directions is more uniform than that in the same directions. By comparison with the results from an experimental and numerical analysis, the same depositing directions have a large temperature gradient and produce greater plastic distortion during solidification. © 2020 Elsevier Ltd

WOS研究方向Materials Science
语种英语
出版者Elsevier Ltd
WOS记录号WOS:000571063400005
内容类型期刊论文
源URL[http://ir.lut.edu.cn/handle/2XXMBERH/115167]  
专题材料科学与工程学院
作者单位1.School of Mechanical and Electrical Engineering, Lanzhou University of Technology, Lanzhou; 730050, China;
2.State Key Laboratory of Advanced Processing and Recycling of Non-ferrous Metal, Lanzhou University of Technology, Lanzhou; 730050, China;
3.School of Materials Science and Engineering, Lanzhou University of Technology, Lanzhou; 730050, China
推荐引用方式
GB/T 7714
Huang, Jiankang,Guan, Zhichen,Yu, Shurong,et al. A 3D dynamic analysis of different depositing processes used in wire arc additive manufacturing[J]. Materials Today Communications,2020,24.
APA Huang, Jiankang.,Guan, Zhichen.,Yu, Shurong.,Yu, Xiaoquan.,Yuan, Wen.,...&Fan, Ding.(2020).A 3D dynamic analysis of different depositing processes used in wire arc additive manufacturing.Materials Today Communications,24.
MLA Huang, Jiankang,et al."A 3D dynamic analysis of different depositing processes used in wire arc additive manufacturing".Materials Today Communications 24(2020).
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