Incremental magnetic pulse welding of dissimilar sheet metals

Magnetic pulse welding is a solid state welding process using pulsed magnetic fields resulting from a sudden discharge of a capacitor battery through a tool coil in order to cause a high-speed collision of two metallic components, thus producing an impact-welded joint. The joint is formed at room te...

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Main Authors: Psyk Verena, Linnemann Maik, Scheffler Christian, Kurka Petr, Landgrebe Dirk
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:MATEC Web of Conferences
Subjects:
Online Access:https://doi.org/10.1051/matecconf/201819002004
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author Psyk Verena
Linnemann Maik
Scheffler Christian
Kurka Petr
Landgrebe Dirk
author_facet Psyk Verena
Linnemann Maik
Scheffler Christian
Kurka Petr
Landgrebe Dirk
author_sort Psyk Verena
collection DOAJ
description Magnetic pulse welding is a solid state welding process using pulsed magnetic fields resulting from a sudden discharge of a capacitor battery through a tool coil in order to cause a high-speed collision of two metallic components, thus producing an impact-welded joint. The joint is formed at room temperature. Consequently, temperature-induced problems are avoided and this technology enables the use of material combinations, which are usually considered to be non-weldable. The extension of the typically linear weld seam can easily reach several hundred millimetres in length, but only a few millimetres in width. If a larger connected area is required, incremental or sequential magnetic pulse welding is a promising alternative. Here, the inductor is moved relative to the joining partners after the first weld sequence and then another welding process is initiated. Thus, the welded area is extended gradually by arranging multiple adjacent weld seams. This paper demonstrates the feasibility of incremental magnetic pulse welding. Furthermore, the influence of important process parameters on the component quality is investigated and evaluated in terms of geometry and micrographic analysis. Moreover, the suitability of different mechanical testing methods is discussed for determining the strength of the individual weld seams.
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spelling doaj.art-0cafe68de6d74d9797603ea67124f28d2022-12-21T19:49:06ZengEDP SciencesMATEC Web of Conferences2261-236X2018-01-011900200410.1051/matecconf/201819002004matecconf_icnft2018_02004Incremental magnetic pulse welding of dissimilar sheet metalsPsyk VerenaLinnemann MaikScheffler ChristianKurka PetrLandgrebe DirkMagnetic pulse welding is a solid state welding process using pulsed magnetic fields resulting from a sudden discharge of a capacitor battery through a tool coil in order to cause a high-speed collision of two metallic components, thus producing an impact-welded joint. The joint is formed at room temperature. Consequently, temperature-induced problems are avoided and this technology enables the use of material combinations, which are usually considered to be non-weldable. The extension of the typically linear weld seam can easily reach several hundred millimetres in length, but only a few millimetres in width. If a larger connected area is required, incremental or sequential magnetic pulse welding is a promising alternative. Here, the inductor is moved relative to the joining partners after the first weld sequence and then another welding process is initiated. Thus, the welded area is extended gradually by arranging multiple adjacent weld seams. This paper demonstrates the feasibility of incremental magnetic pulse welding. Furthermore, the influence of important process parameters on the component quality is investigated and evaluated in terms of geometry and micrographic analysis. Moreover, the suitability of different mechanical testing methods is discussed for determining the strength of the individual weld seams.https://doi.org/10.1051/matecconf/201819002004Manufacturing processWeldingMagnetic pulse welding
spellingShingle Psyk Verena
Linnemann Maik
Scheffler Christian
Kurka Petr
Landgrebe Dirk
Incremental magnetic pulse welding of dissimilar sheet metals
MATEC Web of Conferences
Manufacturing process
Welding
Magnetic pulse welding
title Incremental magnetic pulse welding of dissimilar sheet metals
title_full Incremental magnetic pulse welding of dissimilar sheet metals
title_fullStr Incremental magnetic pulse welding of dissimilar sheet metals
title_full_unstemmed Incremental magnetic pulse welding of dissimilar sheet metals
title_short Incremental magnetic pulse welding of dissimilar sheet metals
title_sort incremental magnetic pulse welding of dissimilar sheet metals
topic Manufacturing process
Welding
Magnetic pulse welding
url https://doi.org/10.1051/matecconf/201819002004
work_keys_str_mv AT psykverena incrementalmagneticpulseweldingofdissimilarsheetmetals
AT linnemannmaik incrementalmagneticpulseweldingofdissimilarsheetmetals
AT schefflerchristian incrementalmagneticpulseweldingofdissimilarsheetmetals
AT kurkapetr incrementalmagneticpulseweldingofdissimilarsheetmetals
AT landgrebedirk incrementalmagneticpulseweldingofdissimilarsheetmetals