Tribological properties of vibro-mechanical texturing during face turning processes

The surface modification process with specific characteristics is an important subject to achieve the high-performance contact behavior of pair surfaces. (Low frequency) vibration-assisted machining is one of the interesting processes which fabricates large-scale textures. This process can fabricate...

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Autores principales:	M. Khanali, M. Farahnakian, S. Elhami, S. Khani
Formato:	article
Lenguaje:	EN
Publicado:	KeAi Communications Co., Ltd. 2022
Materias:	Vibration Face turning Texture Rotational speed Feed Density Technology T
Acceso en línea:	https://doaj.org/article/d224d6edf7294366969a9c14e01258f1
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id	oai:doaj.org-article:d224d6edf7294366969a9c14e01258f1
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spelling	oai:doaj.org-article:d224d6edf7294366969a9c14e01258f12021-11-28T04:36:14ZTribological properties of vibro-mechanical texturing during face turning processes2588-840410.1016/j.ijlmm.2021.11.001https://doaj.org/article/d224d6edf7294366969a9c14e01258f12022-03-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S2588840421000500https://doaj.org/toc/2588-8404The surface modification process with specific characteristics is an important subject to achieve the high-performance contact behavior of pair surfaces. (Low frequency) vibration-assisted machining is one of the interesting processes which fabricates large-scale textures. This process can fabricate textures with various geometries in regular periodic distances. Current research develops a novel configuration that employs low-frequency vibrations during face turning to fabricate various textures on the surface of Al-7075 flexibly and efficiently. Process characteristics (rotational speed and feed) are controlled to adjust texture geometry.Results showed that the dimple length has a direct relation to the rotational speed. However, dimples number presented a reverse relation to the feed and rotational speed. Reducing rotational speed from 90 to 31.5 rpm could decrease the dimple length up to 73% and increase the dimples number up to 68%. Texture density was evaluated according to surface parameters of Sdr and Sds. Contrasting effects of mentioned parameters on the wettability achieved the minimum contact angle in the optimum rotational speed of 63 rpm. In the same procedure and the case of the friction coefficient, the rotational speed of 45 rpm was determined as the optimum condition with the smallest friction coefficient. The optimum condition has been determined for the developed configuration and assumed constant and variable (specific variation interval) parameters.M. KhanaliM. FarahnakianS. ElhamiS. KhaniKeAi Communications Co., Ltd.articleVibrationFace turningTextureRotational speedFeedDensityTechnologyTENInternational Journal of Lightweight Materials and Manufacture, Vol 5, Iss 1, Pp 91-101 (2022)
institution	DOAJ
collection	DOAJ
language	EN
topic	Vibration Face turning Texture Rotational speed Feed Density Technology T
spellingShingle	Vibration Face turning Texture Rotational speed Feed Density Technology T M. Khanali M. Farahnakian S. Elhami S. Khani Tribological properties of vibro-mechanical texturing during face turning processes
description	The surface modification process with specific characteristics is an important subject to achieve the high-performance contact behavior of pair surfaces. (Low frequency) vibration-assisted machining is one of the interesting processes which fabricates large-scale textures. This process can fabricate textures with various geometries in regular periodic distances. Current research develops a novel configuration that employs low-frequency vibrations during face turning to fabricate various textures on the surface of Al-7075 flexibly and efficiently. Process characteristics (rotational speed and feed) are controlled to adjust texture geometry.Results showed that the dimple length has a direct relation to the rotational speed. However, dimples number presented a reverse relation to the feed and rotational speed. Reducing rotational speed from 90 to 31.5 rpm could decrease the dimple length up to 73% and increase the dimples number up to 68%. Texture density was evaluated according to surface parameters of Sdr and Sds. Contrasting effects of mentioned parameters on the wettability achieved the minimum contact angle in the optimum rotational speed of 63 rpm. In the same procedure and the case of the friction coefficient, the rotational speed of 45 rpm was determined as the optimum condition with the smallest friction coefficient. The optimum condition has been determined for the developed configuration and assumed constant and variable (specific variation interval) parameters.
format	article
author	M. Khanali M. Farahnakian S. Elhami S. Khani
author_facet	M. Khanali M. Farahnakian S. Elhami S. Khani
author_sort	M. Khanali
title	Tribological properties of vibro-mechanical texturing during face turning processes
title_short	Tribological properties of vibro-mechanical texturing during face turning processes
title_full	Tribological properties of vibro-mechanical texturing during face turning processes
title_fullStr	Tribological properties of vibro-mechanical texturing during face turning processes
title_full_unstemmed	Tribological properties of vibro-mechanical texturing during face turning processes
title_sort	tribological properties of vibro-mechanical texturing during face turning processes
publisher	KeAi Communications Co., Ltd.
publishDate	2022
url	https://doaj.org/article/d224d6edf7294366969a9c14e01258f1
work_keys_str_mv	AT mkhanali tribologicalpropertiesofvibromechanicaltexturingduringfaceturningprocesses AT mfarahnakian tribologicalpropertiesofvibromechanicaltexturingduringfaceturningprocesses AT selhami tribologicalpropertiesofvibromechanicaltexturingduringfaceturningprocesses AT skhani tribologicalpropertiesofvibromechanicaltexturingduringfaceturningprocesses
_version_	1718408346562723840

Tribological properties of vibro-mechanical texturing during face turning processes

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