Optimization of Source-Wire-Gas Systems for Efficient Robot Welding

GMAW (Gas-Metal-Arc-Welding) as the last of main technologies, yet based for a most part on manual (semiautomatic) work, is gradually automated. But traditional advances of weld design, technology and quality assurance is not essentially changing. The result is non-efficient welding (overwelding). E...

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Main Author: Hudec Zdenek
Format: Article
Language:English
Published: EDP Sciences 2010-07-01
Series:International Journal for Simulation and Multidisciplinary Design Optimization
Subjects:
Online Access:https://www.ijsmdo.org/articles/smdo/pdf/2010/03/smdo2010014.pdf
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author Hudec Zdenek
author_facet Hudec Zdenek
author_sort Hudec Zdenek
collection DOAJ
description GMAW (Gas-Metal-Arc-Welding) as the last of main technologies, yet based for a most part on manual (semiautomatic) work, is gradually automated. But traditional advances of weld design, technology and quality assurance is not essentially changing. The result is non-efficient welding (overwelding). Especially T-joint (fillet weld), that is the most employed type of joint in welded structures, due to its geometry is often overwelded and twice or 3 times as much volume must be filled with metal as is needed for desired size. That increases not only direct costs and weight but also the shrinkage force and distortion that cause other added costs. This paper presents a new access to Design and Process optimization of T-joint and V-grooved Welding, based on fillet and butt weld performance efficiency optimizing of given source-wiregas system with the help of set of experiments performance, proposed with DOE statistical method of central composite design. Moreover a new parametric field of stable metal transfer was discovered that markedly improves penetration and therefore performance efficiency.
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spelling doaj.art-b45a02e84347419faca5ca51a8a375482022-12-21T22:24:05ZengEDP SciencesInternational Journal for Simulation and Multidisciplinary Design Optimization1779-627X1779-62882010-07-0143-410711610.1051/ijsmdo/2010014smdo2010014Optimization of Source-Wire-Gas Systems for Efficient Robot WeldingHudec ZdenekGMAW (Gas-Metal-Arc-Welding) as the last of main technologies, yet based for a most part on manual (semiautomatic) work, is gradually automated. But traditional advances of weld design, technology and quality assurance is not essentially changing. The result is non-efficient welding (overwelding). Especially T-joint (fillet weld), that is the most employed type of joint in welded structures, due to its geometry is often overwelded and twice or 3 times as much volume must be filled with metal as is needed for desired size. That increases not only direct costs and weight but also the shrinkage force and distortion that cause other added costs. This paper presents a new access to Design and Process optimization of T-joint and V-grooved Welding, based on fillet and butt weld performance efficiency optimizing of given source-wiregas system with the help of set of experiments performance, proposed with DOE statistical method of central composite design. Moreover a new parametric field of stable metal transfer was discovered that markedly improves penetration and therefore performance efficiency.https://www.ijsmdo.org/articles/smdo/pdf/2010/03/smdo2010014.pdfgmawfillet weldt-jointv-grooved jointoptimizationweld performance efficiency
spellingShingle Hudec Zdenek
Optimization of Source-Wire-Gas Systems for Efficient Robot Welding
International Journal for Simulation and Multidisciplinary Design Optimization
gmaw
fillet weld
t-joint
v-grooved joint
optimization
weld performance efficiency
title Optimization of Source-Wire-Gas Systems for Efficient Robot Welding
title_full Optimization of Source-Wire-Gas Systems for Efficient Robot Welding
title_fullStr Optimization of Source-Wire-Gas Systems for Efficient Robot Welding
title_full_unstemmed Optimization of Source-Wire-Gas Systems for Efficient Robot Welding
title_short Optimization of Source-Wire-Gas Systems for Efficient Robot Welding
title_sort optimization of source wire gas systems for efficient robot welding
topic gmaw
fillet weld
t-joint
v-grooved joint
optimization
weld performance efficiency
url https://www.ijsmdo.org/articles/smdo/pdf/2010/03/smdo2010014.pdf
work_keys_str_mv AT hudeczdenek optimizationofsourcewiregassystemsforefficientrobotwelding