Overhang analysis fabricated using fused deposition modelling technique

Additive manufacturing (AM) is a process using layer by layer additive technique to fabricate the entire 3D models into a functional component. One of the most popular AM technology is fused deposition modeling (FDM) that utilizes thermoplastic filaments as the materials. AM has the ability to produ...

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Main Authors: Mazlan, Siti Nur Humaira, Abdul Kadir, Aini Zuhra, Yusof, Yusri, Wahab, Md Saidin
Format: Article
Language:English
Published: UTHM Publishing 2020
Subjects:
Online Access:http://eprints.uthm.edu.my/6362/1/AJ%202020%20%28823%29.pdf
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author Mazlan, Siti Nur Humaira
Abdul Kadir, Aini Zuhra
Yusof, Yusri
Wahab, Md Saidin
author_facet Mazlan, Siti Nur Humaira
Abdul Kadir, Aini Zuhra
Yusof, Yusri
Wahab, Md Saidin
author_sort Mazlan, Siti Nur Humaira
collection UTHM
description Additive manufacturing (AM) is a process using layer by layer additive technique to fabricate the entire 3D models into a functional component. One of the most popular AM technology is fused deposition modeling (FDM) that utilizes thermoplastic filaments as the materials. AM has the ability to produce complex structure easily without additional tool and fixture, therefore, it can save the overall manufacturing process. However, without optimum design and parameter settings, FDM has a limitation in printing overhang structures. Therefore, this study aims to analyze three types of pass-fail overhang features which are draft angle, overhang length and overhang angle varied accordingly to their respective length and angle. These pass-fail features were fabricated using the FDM 3D printer with standardized 3D printing parameters. The dimensional accuracy of these features was evaluated using an image analyzer. The results showed that the allowable overhang length to be produced is starting from the length of 0.5 mm to 1.5 mm. Meanwhile, for the draft and overhang angles, the allowable angle to be produced is ≥ 50.00 mm and ≤ 45.00 mm, respectively. From this study, it highlights the limitations of the overhang pass-fail features and provide the designer with the design information to help them designing the optimal design solution using FDM.
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spelling uthm.eprints-63622022-01-30T07:14:37Z http://eprints.uthm.edu.my/6362/ Overhang analysis fabricated using fused deposition modelling technique Mazlan, Siti Nur Humaira Abdul Kadir, Aini Zuhra Yusof, Yusri Wahab, Md Saidin TS Manufactures Additive manufacturing (AM) is a process using layer by layer additive technique to fabricate the entire 3D models into a functional component. One of the most popular AM technology is fused deposition modeling (FDM) that utilizes thermoplastic filaments as the materials. AM has the ability to produce complex structure easily without additional tool and fixture, therefore, it can save the overall manufacturing process. However, without optimum design and parameter settings, FDM has a limitation in printing overhang structures. Therefore, this study aims to analyze three types of pass-fail overhang features which are draft angle, overhang length and overhang angle varied accordingly to their respective length and angle. These pass-fail features were fabricated using the FDM 3D printer with standardized 3D printing parameters. The dimensional accuracy of these features was evaluated using an image analyzer. The results showed that the allowable overhang length to be produced is starting from the length of 0.5 mm to 1.5 mm. Meanwhile, for the draft and overhang angles, the allowable angle to be produced is ≥ 50.00 mm and ≤ 45.00 mm, respectively. From this study, it highlights the limitations of the overhang pass-fail features and provide the designer with the design information to help them designing the optimal design solution using FDM. UTHM Publishing 2020 Article PeerReviewed text en http://eprints.uthm.edu.my/6362/1/AJ%202020%20%28823%29.pdf Mazlan, Siti Nur Humaira and Abdul Kadir, Aini Zuhra and Yusof, Yusri and Wahab, Md Saidin (2020) Overhang analysis fabricated using fused deposition modelling technique. Journal of Advanced Industrial Technology and Application, 1 (1). pp. 38-47. ISSN 2716-7097
spellingShingle TS Manufactures
Mazlan, Siti Nur Humaira
Abdul Kadir, Aini Zuhra
Yusof, Yusri
Wahab, Md Saidin
Overhang analysis fabricated using fused deposition modelling technique
title Overhang analysis fabricated using fused deposition modelling technique
title_full Overhang analysis fabricated using fused deposition modelling technique
title_fullStr Overhang analysis fabricated using fused deposition modelling technique
title_full_unstemmed Overhang analysis fabricated using fused deposition modelling technique
title_short Overhang analysis fabricated using fused deposition modelling technique
title_sort overhang analysis fabricated using fused deposition modelling technique
topic TS Manufactures
url http://eprints.uthm.edu.my/6362/1/AJ%202020%20%28823%29.pdf
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