Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining

Ultraprecision micromachining is a technology suitable to fabricate miniaturized and complicated 3-dimensional microstructures and micromechanisms. High geometrical precision and elevated surface finishing are both key requirements in several manufacturing sectors. Electronics, biomedicals, optics a...

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Autores principales:	Andrea Abeni, Alessandro Metelli, Cristian Cappellini, Aldo Attanasio
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	micromilling process optimization ANOVA surface finishing Mechanical engineering and machinery TJ1-1570
Acceso en línea:	https://doaj.org/article/22b417cc203c47798343e78c15a022d8
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id	oai:doaj.org-article:22b417cc203c47798343e78c15a022d8
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spelling	oai:doaj.org-article:22b417cc203c47798343e78c15a022d82021-11-25T18:22:52ZExperimental Optimization of Process Parameters in CuNi18Zn20 Micromachining10.3390/mi121112932072-666Xhttps://doaj.org/article/22b417cc203c47798343e78c15a022d82021-10-01T00:00:00Zhttps://www.mdpi.com/2072-666X/12/11/1293https://doaj.org/toc/2072-666XUltraprecision micromachining is a technology suitable to fabricate miniaturized and complicated 3-dimensional microstructures and micromechanisms. High geometrical precision and elevated surface finishing are both key requirements in several manufacturing sectors. Electronics, biomedicals, optics and watchmaking industries are some of the fields where micromachining finds applications. In the last years, the integration between product functions, the miniaturization of the features and the increasing of geometrical complexity are trends which are shared by all the cited industrial sectors. These tendencies implicate higher requirements and stricter geometrical and dimensional tolerances in machining. From this perspective, the optimization of the micromachining process parameters assumes a crucial role in order to increase the efficiency and effectiveness of the process. An interesting example is offered by the high-end horology field. The optimization of micro machining is indispensable to achieve excellent surface finishing combined with high precision. The cost-saving objective can be pursued by limiting manual post-finishing and by complying the very strict quality standards directly in micromachining. A micro-machining optimization technique is presented in this a paper. The procedure was applied to manufacturing of main-plates and bridges of a wristwatch movement. Cutting speed, feed rate and depth of cut were varied in an experimental factorial plan in order to investigate their correlation with some fundamental properties of the machined features. The dimensions, the geometry and the surface finishing of holes, pins and pockets were evaluated as results of the micromachining optimization. The identified correlations allow to manufacture a wristwatch movement in conformity with the required technical characteristics and by considering the cost and time constraints.Andrea AbeniAlessandro MetelliCristian CappelliniAldo AttanasioMDPI AGarticlemicromillingprocess optimizationANOVAsurface finishingMechanical engineering and machineryTJ1-1570ENMicromachines, Vol 12, Iss 1293, p 1293 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	micromilling process optimization ANOVA surface finishing Mechanical engineering and machinery TJ1-1570
spellingShingle	micromilling process optimization ANOVA surface finishing Mechanical engineering and machinery TJ1-1570 Andrea Abeni Alessandro Metelli Cristian Cappellini Aldo Attanasio Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining
description	Ultraprecision micromachining is a technology suitable to fabricate miniaturized and complicated 3-dimensional microstructures and micromechanisms. High geometrical precision and elevated surface finishing are both key requirements in several manufacturing sectors. Electronics, biomedicals, optics and watchmaking industries are some of the fields where micromachining finds applications. In the last years, the integration between product functions, the miniaturization of the features and the increasing of geometrical complexity are trends which are shared by all the cited industrial sectors. These tendencies implicate higher requirements and stricter geometrical and dimensional tolerances in machining. From this perspective, the optimization of the micromachining process parameters assumes a crucial role in order to increase the efficiency and effectiveness of the process. An interesting example is offered by the high-end horology field. The optimization of micro machining is indispensable to achieve excellent surface finishing combined with high precision. The cost-saving objective can be pursued by limiting manual post-finishing and by complying the very strict quality standards directly in micromachining. A micro-machining optimization technique is presented in this a paper. The procedure was applied to manufacturing of main-plates and bridges of a wristwatch movement. Cutting speed, feed rate and depth of cut were varied in an experimental factorial plan in order to investigate their correlation with some fundamental properties of the machined features. The dimensions, the geometry and the surface finishing of holes, pins and pockets were evaluated as results of the micromachining optimization. The identified correlations allow to manufacture a wristwatch movement in conformity with the required technical characteristics and by considering the cost and time constraints.
format	article
author	Andrea Abeni Alessandro Metelli Cristian Cappellini Aldo Attanasio
author_facet	Andrea Abeni Alessandro Metelli Cristian Cappellini Aldo Attanasio
author_sort	Andrea Abeni
title	Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining
title_short	Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining
title_full	Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining
title_fullStr	Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining
title_full_unstemmed	Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining
title_sort	experimental optimization of process parameters in cuni18zn20 micromachining
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/22b417cc203c47798343e78c15a022d8
work_keys_str_mv	AT andreaabeni experimentaloptimizationofprocessparametersincuni18zn20micromachining AT alessandrometelli experimentaloptimizationofprocessparametersincuni18zn20micromachining AT cristiancappellini experimentaloptimizationofprocessparametersincuni18zn20micromachining AT aldoattanasio experimentaloptimizationofprocessparametersincuni18zn20micromachining
_version_	1718411244513263616

Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining

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