A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration

To address the surface oxidation and porosity defects in the wire-arc directed energy deposition of aluminum alloys, a laser-arc composite cleaning method is proposed for the irregular surface morphology of the deposited layer during the deposition process. The study analyzed the microscopic morphol...

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Main Authors: Hao Liu, Fan Jiang, Cheng Li, Ruican Zhu, Wei Liu, Di Yang, Zhihe Xu, Cheng Zhang, Shujun Chen, Bing Bai
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:Virtual and Physical Prototyping
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Online Access:https://www.tandfonline.com/doi/10.1080/17452759.2024.2445714
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author Hao Liu
Fan Jiang
Cheng Li
Ruican Zhu
Wei Liu
Di Yang
Zhihe Xu
Cheng Zhang
Shujun Chen
Bing Bai
author_facet Hao Liu
Fan Jiang
Cheng Li
Ruican Zhu
Wei Liu
Di Yang
Zhihe Xu
Cheng Zhang
Shujun Chen
Bing Bai
author_sort Hao Liu
collection DOAJ
description To address the surface oxidation and porosity defects in the wire-arc directed energy deposition of aluminum alloys, a laser-arc composite cleaning method is proposed for the irregular surface morphology of the deposited layer during the deposition process. The study analyzed the microscopic morphology of the surfaces after various cleaning methods and the changes in surface oxygen content, exploring the complementary rules and enhancement mechanisms of laser and electric arc cleaning in combined cleaning, as well as the optimal process parameter matching strategy. The effectiveness of the cleaning methods was evaluated by testing the porosity of the secondary deposited specimens after cleaning. The uncleaned specimens exhibited a porosity of 2.81%. Laser cleaning reduced this to 2.11%, while arc cleaning achieved 0.13%. The most significant reduction came from composite cleaning, with a minimum porosity of 0.05%. This indicates that composite cleaning can effectively reduce the porosity defects in additive manufacturing.
format Article
id doaj-art-10faa036fcbd464bae802b2c9ee2b7d1
institution Kabale University
issn 1745-2759
1745-2767
language English
publishDate 2025-12-01
publisher Taylor & Francis Group
record_format Article
series Virtual and Physical Prototyping
spelling doaj-art-10faa036fcbd464bae802b2c9ee2b7d12025-01-05T18:19:54ZengTaylor & Francis GroupVirtual and Physical Prototyping1745-27591745-27672025-12-0120110.1080/17452759.2024.2445714A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstrationHao Liu0Fan Jiang1Cheng Li2Ruican Zhu3Wei Liu4Di Yang5Zhihe Xu6Cheng Zhang7Shujun Chen8Bing Bai9Engineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaEngineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaEngineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaCapital Aerospace Machinery Corporation Limited, Beijing, People’s Republic of ChinaCapital Aerospace Machinery Corporation Limited, Beijing, People’s Republic of ChinaEngineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaEngineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaEngineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaEngineering Research Center of Advanced Manufacturing Technology for Automotive Components Ministry of Education, College of Mechanical & Energy Engineering, Beijing University of Technology, Beijing, People’s Republic of ChinaCapital Aerospace Machinery Corporation Limited, Beijing, People’s Republic of ChinaTo address the surface oxidation and porosity defects in the wire-arc directed energy deposition of aluminum alloys, a laser-arc composite cleaning method is proposed for the irregular surface morphology of the deposited layer during the deposition process. The study analyzed the microscopic morphology of the surfaces after various cleaning methods and the changes in surface oxygen content, exploring the complementary rules and enhancement mechanisms of laser and electric arc cleaning in combined cleaning, as well as the optimal process parameter matching strategy. The effectiveness of the cleaning methods was evaluated by testing the porosity of the secondary deposited specimens after cleaning. The uncleaned specimens exhibited a porosity of 2.81%. Laser cleaning reduced this to 2.11%, while arc cleaning achieved 0.13%. The most significant reduction came from composite cleaning, with a minimum porosity of 0.05%. This indicates that composite cleaning can effectively reduce the porosity defects in additive manufacturing.https://www.tandfonline.com/doi/10.1080/17452759.2024.2445714Additive manufacturingarc cleaningoxygen contentporosity defectscathodic spot
spellingShingle Hao Liu
Fan Jiang
Cheng Li
Ruican Zhu
Wei Liu
Di Yang
Zhihe Xu
Cheng Zhang
Shujun Chen
Bing Bai
A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration
Virtual and Physical Prototyping
Additive manufacturing
arc cleaning
oxygen content
porosity defects
cathodic spot
title A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration
title_full A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration
title_fullStr A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration
title_full_unstemmed A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration
title_short A novel interlayer cleaning methods for improving internal quality in wire-arc directed energy deposition: processing, characterisation and performance demonstration
title_sort novel interlayer cleaning methods for improving internal quality in wire arc directed energy deposition processing characterisation and performance demonstration
topic Additive manufacturing
arc cleaning
oxygen content
porosity defects
cathodic spot
url https://www.tandfonline.com/doi/10.1080/17452759.2024.2445714
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