Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding

The cold spot forge-welding method, recently developed to achieve high-productivity and high-strength dissimilar material joining, was applied to multiple solid-phase joining of aluminum (Al) foils simulating tab-lead electrodes. Fifty Al foils of 12-μm thickness were sandwiched between 0.5 and 0.8 ...

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Main Authors: Hideki Yamagishi, Yasukazu Hisada, Takuya Otsubo, Noburo Omori
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844023103112
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author Hideki Yamagishi
Yasukazu Hisada
Takuya Otsubo
Noburo Omori
author_facet Hideki Yamagishi
Yasukazu Hisada
Takuya Otsubo
Noburo Omori
author_sort Hideki Yamagishi
collection DOAJ
description The cold spot forge-welding method, recently developed to achieve high-productivity and high-strength dissimilar material joining, was applied to multiple solid-phase joining of aluminum (Al) foils simulating tab-lead electrodes. Fifty Al foils of 12-μm thickness were sandwiched between 0.5 and 0.8 mm A1050 Al alloy plates and pressurized with 6-mm diameter punch for 1 s. The effect of bonding temperature (330–420 °C) and the reduction ratio (R, 1.4–3) on the tensile shear load of the joint was investigated. A lower R value at a higher bonding temperature resulted in base metal fracture (i.e., plug fracture) of the Al alloy plate. The maximum load reached 410 N using a reduction ratio of higher than 2.1 and bonding temperature of 420 °C. The processed foils were properly stretched in the plane without breakage, and a total of 51 sound layered bonded interfaces were formed. The results also confirmed that the oxide film became more rarefied with increasing R. These results are expected to be applicable to high-throughput, high-reliability bonding of secondary battery electrodes.
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spelling doaj.art-c325c224788a489cb842ae2c4dbb6c942023-12-21T07:35:44ZengElsevierHeliyon2405-84402023-12-01912e23103Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge weldingHideki Yamagishi0Yasukazu Hisada1Takuya Otsubo2Noburo Omori3Toyama Industrial Technology Research and Development Center, Takaoka, 933-0981, Japan; Corresponding author.Dengensya Toa Co. Ltd., Kawasaki, 214-8588, JapanDengensya Toa Co. Ltd., Kawasaki, 214-8588, JapanDengensya Toa Co. Ltd., Kawasaki, 214-8588, JapanThe cold spot forge-welding method, recently developed to achieve high-productivity and high-strength dissimilar material joining, was applied to multiple solid-phase joining of aluminum (Al) foils simulating tab-lead electrodes. Fifty Al foils of 12-μm thickness were sandwiched between 0.5 and 0.8 mm A1050 Al alloy plates and pressurized with 6-mm diameter punch for 1 s. The effect of bonding temperature (330–420 °C) and the reduction ratio (R, 1.4–3) on the tensile shear load of the joint was investigated. A lower R value at a higher bonding temperature resulted in base metal fracture (i.e., plug fracture) of the Al alloy plate. The maximum load reached 410 N using a reduction ratio of higher than 2.1 and bonding temperature of 420 °C. The processed foils were properly stretched in the plane without breakage, and a total of 51 sound layered bonded interfaces were formed. The results also confirmed that the oxide film became more rarefied with increasing R. These results are expected to be applicable to high-throughput, high-reliability bonding of secondary battery electrodes.http://www.sciencedirect.com/science/article/pii/S2405844023103112Aluminum foilCold spot forge-weldingMultilayerSolid-phase bondingTab electrode
spellingShingle Hideki Yamagishi
Yasukazu Hisada
Takuya Otsubo
Noburo Omori
Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
Heliyon
Aluminum foil
Cold spot forge-welding
Multilayer
Solid-phase bonding
Tab electrode
title Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
title_full Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
title_fullStr Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
title_full_unstemmed Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
title_short Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
title_sort multilayer bonding of a1n30h foils to a1050 plates using cold spot forge welding
topic Aluminum foil
Cold spot forge-welding
Multilayer
Solid-phase bonding
Tab electrode
url http://www.sciencedirect.com/science/article/pii/S2405844023103112
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