Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining

This research aims to understand flushing of by-products in electrochemical machining (ECM) by modeling and experimentally verifying mechanism of particle transport in inter-electrode gap under low frequency vibration. A series of hole were drilled on steel plates to evaluate the effect of vibration...

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Main Authors: Zhujian Feng, Jesus Manuel Orona-Hinojos, Pedro Perez Villanueva, Paul Lomeli, Wayne NP Hung
Format: Article
Language:English
Published: Deer Hill Publications 2017-12-01
Series:International Journal of Engineering Materials and Manufacture
Online Access:http://deerhillpublishing.com/index.php/ijemm/article/view/30
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author Zhujian Feng
Jesus Manuel Orona-Hinojos
Pedro Perez Villanueva
Paul Lomeli
Wayne NP Hung
author_facet Zhujian Feng
Jesus Manuel Orona-Hinojos
Pedro Perez Villanueva
Paul Lomeli
Wayne NP Hung
author_sort Zhujian Feng
collection DOAJ
description This research aims to understand flushing of by-products in electrochemical machining (ECM) by modeling and experimentally verifying mechanism of particle transport in inter-electrode gap under low frequency vibration. A series of hole were drilled on steel plates to evaluate the effect of vibration on material removal rate and hole quality. Infinite focus optical technique was used to capture and analyze the three-dimensional images of ECM'ed features. Experimental results showed that maximum machining depth and minimum taper angle can be achieved when vibrating the workpiece at 40 Hz and 10 µm amplitude. Simulation results showed that the highest average flushing speed of 0.4 m/s was obtained at this vibration frequency and amplitude. Machining depth and material removal rate has a positive correlation with the average flushing speed. Sharper ECM’ed profile is obtained since the taper angle is favorably reduced at high average flushing speed.
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spelling doaj.art-1da1b923bef2484f93d29613a1b0234e2022-12-22T03:25:46ZengDeer Hill PublicationsInternational Journal of Engineering Materials and Manufacture0128-18522017-12-012410.26776/ijemm.02.04.2017.0123Flushing Enhancement with Vibration and Pulsed Current in Electrochemical MachiningZhujian Feng0Jesus Manuel Orona-Hinojos1Pedro Perez Villanueva2Paul Lomeli3Wayne NP Hung4Texas A&M University, USAAdvanced Material Research COMIMSA, Coahuila, MexicoAdvanced Material Research COMIMSA, Coahuila, MexicoKeysight Technologies, Santa Rosa, California, USATexas A&M University, USAThis research aims to understand flushing of by-products in electrochemical machining (ECM) by modeling and experimentally verifying mechanism of particle transport in inter-electrode gap under low frequency vibration. A series of hole were drilled on steel plates to evaluate the effect of vibration on material removal rate and hole quality. Infinite focus optical technique was used to capture and analyze the three-dimensional images of ECM'ed features. Experimental results showed that maximum machining depth and minimum taper angle can be achieved when vibrating the workpiece at 40 Hz and 10 µm amplitude. Simulation results showed that the highest average flushing speed of 0.4 m/s was obtained at this vibration frequency and amplitude. Machining depth and material removal rate has a positive correlation with the average flushing speed. Sharper ECM’ed profile is obtained since the taper angle is favorably reduced at high average flushing speed.http://deerhillpublishing.com/index.php/ijemm/article/view/30
spellingShingle Zhujian Feng
Jesus Manuel Orona-Hinojos
Pedro Perez Villanueva
Paul Lomeli
Wayne NP Hung
Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining
International Journal of Engineering Materials and Manufacture
title Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining
title_full Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining
title_fullStr Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining
title_full_unstemmed Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining
title_short Flushing Enhancement with Vibration and Pulsed Current in Electrochemical Machining
title_sort flushing enhancement with vibration and pulsed current in electrochemical machining
url http://deerhillpublishing.com/index.php/ijemm/article/view/30
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AT pedroperezvillanueva flushingenhancementwithvibrationandpulsedcurrentinelectrochemicalmachining
AT paullomeli flushingenhancementwithvibrationandpulsedcurrentinelectrochemicalmachining
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