Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite

Fused filament fabrication (FFF) 3D-printed parts are mostly used as prototypes instead of functional parts because they have a weaker mechanical strength compared to their injection molded counterparts. Various methods including a fiber-reinforced polymer composite were proposed to enhance the prop...

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Main Authors: Khairul Izwan Ismail, Suganti Ramarad, Tze Chuen Yap
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Inventions
Subjects:
Online Access:https://www.mdpi.com/2411-5134/8/1/10
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author Khairul Izwan Ismail
Suganti Ramarad
Tze Chuen Yap
author_facet Khairul Izwan Ismail
Suganti Ramarad
Tze Chuen Yap
author_sort Khairul Izwan Ismail
collection DOAJ
description Fused filament fabrication (FFF) 3D-printed parts are mostly used as prototypes instead of functional parts because they have a weaker mechanical strength compared to their injection molded counterparts. Various methods including a fiber-reinforced polymer composite were proposed to enhance the properties of FFF 3D-printed parts. A new concept to fabricate a polymer composite via FFF 3D printing is proposed, where fiber is deposited during printing, instead of using a premixed composite filament. In order to investigate the workability of this concept, a new device is needed. Firstly, the design requirements were identified, and a fiber doser that can be mounted on a commercial 3D printer was designed. Prototype testing was conducted to improve the design. The improved fiber doser was able to deposit varied fiber contents during FFF 3D printing. Thermogravimetric analysis (TGA) was used to quantify the fiber contents of the fabricated composites. With this newly designed doser, short glass fiber–polylactic acid (PLA) composites with three different fiber contents (1.02 wt.%, 2.39 wt.%, and 4.98 wt.%) were successfully manufactured. A new technique to manufacture a polymer composite is proven; nevertheless, the mechanical and tribological properties of the newly fabricated composites are under investigation and will be reported in a subsequent article.
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spelling doaj.art-c643f1e4a84b4689a0853f4f1dcdddb42023-11-16T21:15:32ZengMDPI AGInventions2411-51342023-01-01811010.3390/inventions8010010Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer CompositeKhairul Izwan Ismail0Suganti Ramarad1Tze Chuen Yap2School of Engineering and Physical Sciences, Heriot-Watt University Malaysia, No 1, Jalan Venna P5/2, Precinct 5, Putrajaya 62200, MalaysiaSchool of Engineering and Physical Sciences, Heriot-Watt University Malaysia, No 1, Jalan Venna P5/2, Precinct 5, Putrajaya 62200, MalaysiaSchool of Engineering and Physical Sciences, Heriot-Watt University Malaysia, No 1, Jalan Venna P5/2, Precinct 5, Putrajaya 62200, MalaysiaFused filament fabrication (FFF) 3D-printed parts are mostly used as prototypes instead of functional parts because they have a weaker mechanical strength compared to their injection molded counterparts. Various methods including a fiber-reinforced polymer composite were proposed to enhance the properties of FFF 3D-printed parts. A new concept to fabricate a polymer composite via FFF 3D printing is proposed, where fiber is deposited during printing, instead of using a premixed composite filament. In order to investigate the workability of this concept, a new device is needed. Firstly, the design requirements were identified, and a fiber doser that can be mounted on a commercial 3D printer was designed. Prototype testing was conducted to improve the design. The improved fiber doser was able to deposit varied fiber contents during FFF 3D printing. Thermogravimetric analysis (TGA) was used to quantify the fiber contents of the fabricated composites. With this newly designed doser, short glass fiber–polylactic acid (PLA) composites with three different fiber contents (1.02 wt.%, 2.39 wt.%, and 4.98 wt.%) were successfully manufactured. A new technique to manufacture a polymer composite is proven; nevertheless, the mechanical and tribological properties of the newly fabricated composites are under investigation and will be reported in a subsequent article.https://www.mdpi.com/2411-5134/8/1/10short fiber-reinforced polymerembedding on the componentfused filament fabrication3D-printed fiber compositeadditive manufacturing
spellingShingle Khairul Izwan Ismail
Suganti Ramarad
Tze Chuen Yap
Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite
Inventions
short fiber-reinforced polymer
embedding on the component
fused filament fabrication
3D-printed fiber composite
additive manufacturing
title Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite
title_full Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite
title_fullStr Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite
title_full_unstemmed Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite
title_short Design and Fabrication of an In Situ Short-Fiber Doser for Fused Filament Fabrication 3D Printer: A Novel Method to Manufacture Fiber–Polymer Composite
title_sort design and fabrication of an in situ short fiber doser for fused filament fabrication 3d printer a novel method to manufacture fiber polymer composite
topic short fiber-reinforced polymer
embedding on the component
fused filament fabrication
3D-printed fiber composite
additive manufacturing
url https://www.mdpi.com/2411-5134/8/1/10
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