Macroanalysis of Hand Scraping

Hand scraping is a manual metalworking method that is still used in many industries to obtain good planarity, low friction and good gliding properties of metal and plastic surfaces. However, it is characterized by low productivity and requires skilled and well-trained workers. This macroanalysis foc...

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Main Authors: Kai Oßwald, Johannes Christoph Gissel, Ingo Lochmahr
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Journal of Manufacturing and Materials Processing
Subjects:
Online Access:https://www.mdpi.com/2504-4494/4/3/90
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author Kai Oßwald
Johannes Christoph Gissel
Ingo Lochmahr
author_facet Kai Oßwald
Johannes Christoph Gissel
Ingo Lochmahr
author_sort Kai Oßwald
collection DOAJ
description Hand scraping is a manual metalworking method that is still used in many industries to obtain good planarity, low friction and good gliding properties of metal and plastic surfaces. However, it is characterized by low productivity and requires skilled and well-trained workers. This macroanalysis focuses on the strategy and procedure of the workers during the scraping operation. Forces and tool positions were acquired simultaneously and the resulting surfaces were measured after each scraping pass. Results show that in most instances differences between individual workers’ scraping styles are more significant than between consecutive scraping passes. This research was conducted in order to gather sufficient insight into the hand scraping method to take steps towards its automation.
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spelling doaj.art-4558befc9183446088a3cb9efd9fddc62023-11-20T13:23:58ZengMDPI AGJournal of Manufacturing and Materials Processing2504-44942020-09-01439010.3390/jmmp4030090Macroanalysis of Hand ScrapingKai Oßwald0Johannes Christoph Gissel1Ingo Lochmahr2School of Engineering, Pforzheim University, Tiefenbronner Str. 65, 75175 Pforzheim, GermanySchool of Engineering, Pforzheim University, Tiefenbronner Str. 65, 75175 Pforzheim, GermanyNational Instruments Germany GmbH, Ganghoferstraße 70b, 80339 Munich, GermanyHand scraping is a manual metalworking method that is still used in many industries to obtain good planarity, low friction and good gliding properties of metal and plastic surfaces. However, it is characterized by low productivity and requires skilled and well-trained workers. This macroanalysis focuses on the strategy and procedure of the workers during the scraping operation. Forces and tool positions were acquired simultaneously and the resulting surfaces were measured after each scraping pass. Results show that in most instances differences between individual workers’ scraping styles are more significant than between consecutive scraping passes. This research was conducted in order to gather sufficient insight into the hand scraping method to take steps towards its automation.https://www.mdpi.com/2504-4494/4/3/90hand scrapingscrapingmacroanalysis
spellingShingle Kai Oßwald
Johannes Christoph Gissel
Ingo Lochmahr
Macroanalysis of Hand Scraping
Journal of Manufacturing and Materials Processing
hand scraping
scraping
macroanalysis
title Macroanalysis of Hand Scraping
title_full Macroanalysis of Hand Scraping
title_fullStr Macroanalysis of Hand Scraping
title_full_unstemmed Macroanalysis of Hand Scraping
title_short Macroanalysis of Hand Scraping
title_sort macroanalysis of hand scraping
topic hand scraping
scraping
macroanalysis
url https://www.mdpi.com/2504-4494/4/3/90
work_keys_str_mv AT kaioßwald macroanalysisofhandscraping
AT johanneschristophgissel macroanalysisofhandscraping
AT ingolochmahr macroanalysisofhandscraping