First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors

The surface roughness of the ground parts is an essential factor in the assessment of the grinding process, and a crucial criterion in choosing the dressing and grinding tools and parameters. Additionally, the surface roughness directly influences the functionality of the workpiece. The application...

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Main Authors: Siamak Mirifar, Mohammadali Kadivar, Bahman Azarhoushang
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Journal of Manufacturing and Materials Processing
Subjects:
Online Access:https://www.mdpi.com/2504-4494/4/2/35
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author Siamak Mirifar
Mohammadali Kadivar
Bahman Azarhoushang
author_facet Siamak Mirifar
Mohammadali Kadivar
Bahman Azarhoushang
author_sort Siamak Mirifar
collection DOAJ
description The surface roughness of the ground parts is an essential factor in the assessment of the grinding process, and a crucial criterion in choosing the dressing and grinding tools and parameters. Additionally, the surface roughness directly influences the functionality of the workpiece. The application of artificial intelligence in the prediction of complex results of machining processes, such as surface roughness and cutting forces has increasingly become popular. This paper deals with the design of the appropriate artificial neural network for the prediction of the ground surface roughness and grinding forces, through an individual integrated acoustic emission (AE) sensor in the machine tool. Two models were trained and tested. Once using only the grinding parameters, and another with both acoustic emission signals and grinding parameters as input data. The recorded AE-signal was pre-processed, amplified and denoised. The feedforward neural network was chosen for the modeling with Bayesian backpropagation, and the model was tested by various experiments with different grinding and neural network parameters. It was found that the predictions presented by the achieved network parameters model agreed well with the experimental results with a superb accuracy of 99 percent. The results also showed that the AE signals act as an additional input parameter in addition to the grinding parameters, and could significantly increase the efficiency of the neural network in predicting the grinding forces and the surface roughness.
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spelling doaj.art-dc36061e973547e59784d8ff9aad53672023-11-19T22:41:48ZengMDPI AGJournal of Manufacturing and Materials Processing2504-44942020-04-01423510.3390/jmmp4020035First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission SensorsSiamak Mirifar0Mohammadali Kadivar1Bahman Azarhoushang2Institute of Precision Machining (KSF), Furtwangen University of Applied Sciences, 78056 Villingen-Schwenningen, GermanyInstitute of Precision Machining (KSF), Furtwangen University of Applied Sciences, 78056 Villingen-Schwenningen, GermanyInstitute of Precision Machining (KSF), Furtwangen University of Applied Sciences, 78056 Villingen-Schwenningen, GermanyThe surface roughness of the ground parts is an essential factor in the assessment of the grinding process, and a crucial criterion in choosing the dressing and grinding tools and parameters. Additionally, the surface roughness directly influences the functionality of the workpiece. The application of artificial intelligence in the prediction of complex results of machining processes, such as surface roughness and cutting forces has increasingly become popular. This paper deals with the design of the appropriate artificial neural network for the prediction of the ground surface roughness and grinding forces, through an individual integrated acoustic emission (AE) sensor in the machine tool. Two models were trained and tested. Once using only the grinding parameters, and another with both acoustic emission signals and grinding parameters as input data. The recorded AE-signal was pre-processed, amplified and denoised. The feedforward neural network was chosen for the modeling with Bayesian backpropagation, and the model was tested by various experiments with different grinding and neural network parameters. It was found that the predictions presented by the achieved network parameters model agreed well with the experimental results with a superb accuracy of 99 percent. The results also showed that the AE signals act as an additional input parameter in addition to the grinding parameters, and could significantly increase the efficiency of the neural network in predicting the grinding forces and the surface roughness.https://www.mdpi.com/2504-4494/4/2/35grindingartificial neural networksacoustic emissiononline monitoringprocess prediction
spellingShingle Siamak Mirifar
Mohammadali Kadivar
Bahman Azarhoushang
First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors
Journal of Manufacturing and Materials Processing
grinding
artificial neural networks
acoustic emission
online monitoring
process prediction
title First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors
title_full First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors
title_fullStr First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors
title_full_unstemmed First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors
title_short First Steps through Intelligent Grinding Using Machine Learning via Integrated Acoustic Emission Sensors
title_sort first steps through intelligent grinding using machine learning via integrated acoustic emission sensors
topic grinding
artificial neural networks
acoustic emission
online monitoring
process prediction
url https://www.mdpi.com/2504-4494/4/2/35
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AT bahmanazarhoushang firststepsthroughintelligentgrindingusingmachinelearningviaintegratedacousticemissionsensors