Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis

<p>Chatter is generally defined as self-generated vibrations from the interaction between tool and workpiece.  It is the most critical vibration in machining operations and can decrease the surface quality and cause the premature tool wear. Chatter creates erroneous vibrations on the workpiece...

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Main Authors: Ching-Chih Wei, Meng-Kun Liu, Guo-Hua Huang
Format: Article
Language:English
Published: Chinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA) 2016-03-01
Series:International Journal of Automation and Smart Technology
Subjects:
Online Access:http://www.ausmt.org/index.php/AUSMT/article/view/1018
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author Ching-Chih Wei
Meng-Kun Liu
Guo-Hua Huang
author_facet Ching-Chih Wei
Meng-Kun Liu
Guo-Hua Huang
author_sort Ching-Chih Wei
collection DOAJ
description <p>Chatter is generally defined as self-generated vibrations from the interaction between tool and workpiece.  It is the most critical vibration in machining operations and can decrease the surface quality and cause the premature tool wear. Chatter creates erroneous vibrations on the workpiece surface. However, even though the spatial response of chatter is still bounded, its frequency response would become unstably broadband, emitting high-pitched sounds. The deterioration in both time and frequency domains implies that chatter is a route-to-chaos process. To capture the time-frequency characteristics of chatter, instantaneous frequency is applied to extract the relevant force vibration of machining chatter, and the energy ratio approach is used to develop a discrete stability lobe diagram of a face-milling operation. The proposed method is validated by measuring the surface roughness of the workpiece.</p>
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spelling doaj.art-2a63bde745234d9dbcfbb6efd067cf0b2022-12-21T23:00:32ZengChinese Institute of Automation Engineers (CIAE) & Taiwan Smart Living Space Association (SMART LISA)International Journal of Automation and Smart Technology2223-97662016-03-0161253610.5875/ausmt.v6i1.1018183Chatter Identification of Face Milling Operation via Time-Frequency and Fourier AnalysisChing-Chih WeiMeng-Kun LiuGuo-Hua Huang<p>Chatter is generally defined as self-generated vibrations from the interaction between tool and workpiece.  It is the most critical vibration in machining operations and can decrease the surface quality and cause the premature tool wear. Chatter creates erroneous vibrations on the workpiece surface. However, even though the spatial response of chatter is still bounded, its frequency response would become unstably broadband, emitting high-pitched sounds. The deterioration in both time and frequency domains implies that chatter is a route-to-chaos process. To capture the time-frequency characteristics of chatter, instantaneous frequency is applied to extract the relevant force vibration of machining chatter, and the energy ratio approach is used to develop a discrete stability lobe diagram of a face-milling operation. The proposed method is validated by measuring the surface roughness of the workpiece.</p>http://www.ausmt.org/index.php/AUSMT/article/view/1018chatter, milling, Hilbert-Huang transform, Fourier transform, stability lobe diagram
spellingShingle Ching-Chih Wei
Meng-Kun Liu
Guo-Hua Huang
Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis
International Journal of Automation and Smart Technology
chatter, milling, Hilbert-Huang transform, Fourier transform, stability lobe diagram
title Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis
title_full Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis
title_fullStr Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis
title_full_unstemmed Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis
title_short Chatter Identification of Face Milling Operation via Time-Frequency and Fourier Analysis
title_sort chatter identification of face milling operation via time frequency and fourier analysis
topic chatter, milling, Hilbert-Huang transform, Fourier transform, stability lobe diagram
url http://www.ausmt.org/index.php/AUSMT/article/view/1018
work_keys_str_mv AT chingchihwei chatteridentificationoffacemillingoperationviatimefrequencyandfourieranalysis
AT mengkunliu chatteridentificationoffacemillingoperationviatimefrequencyandfourieranalysis
AT guohuahuang chatteridentificationoffacemillingoperationviatimefrequencyandfourieranalysis