Results 31 to 40 of about 1,939,604 (205)

Mechanism and Influencing Factors of Frictional Energy Dissipation in Multilayer Ultrasonic Welding

Shanghai Jiaotong Daxue xuebao, 2022
In multilayer ultrasonic welding, the sonotrode presses on metal sheets and drives the sheets to produce ultrasonic vibration. Then, each contact interface generates heat, produces plastic deformation, and forms solid-state bonding.
MA Zunnong, ZHANG Yansong, ZHAO Yixi
doaj   +1 more source

Investigation on welding defects of alloys using TIG and MIG welding

Hybrid Advances, 2023
This study is to look at the welding procedures of tungsten inert gas (TIG) and metal inert gas (MIG). This study focuses on welding flaws with different types of welding joints for AISI-1020 mild steel when welding with tungsten inert gas (TIG) and ...
Syed Rashedul Haque
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The Effect of Ultrasonic Energy on Joint Characterization in Ultrasonic Spot Welding Multilayer Tabs Used in Lithium-ion Battery Manufacturing [PDF]

MATEC Web of Conferences, 2019
Lithium-ion battery for electric vehicles contains a large number of battery tabs with multiple and thin sheets. Dissimilar metals are often used for different electrodes, for example, the copper and nickel are often used for negative electrode and the ...
Ma Z.N., Zhang Y.S.
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Effect of Arc Behaviour and Metal Transfer Process on Aluminium Welds during Ultrasonic Frequency Pulsed GMAW

Crystals, 2022
In order to study the influence of a novel current waveform control method of ultrasonic-frequency pulse (UFP) on arc behaviour, metal transfer process and the welds formation, monitoring system and image processing algorithms were employed for ...
Hao Zheng, Bojin Qi, Mingxuan Yang, Heng Liu   +3 more
doaj   +1 more source

Study on ultrasonic regulation of the welding performance and defects of 7A52 aluminum alloy plate

AIP Advances, 2022
The welding performance and defects of thick aluminum alloy plates with medium and high strength are always a hot research topic. In this study, ultrasonic technology was used to regulate the properties and defects of welded joints of a 7A52 aluminum ...
Peng Yin, Chunguang Xu, Qinxue Pan, Wenjun Zhang, Xiaowei Jiang   +4 more
doaj   +1 more source

Improvements in the Microstructure and Mechanical Properties of Aluminium Alloys Using Ultrasonic-Assisted Laser Welding

Metals, 2022
Welding high-strength aluminium alloys is generally a delicate operation due to the degradation of mechanical properties in the thermally affected zone (TAZ) and the presence of porosities in the molten metal.
Ahmed Teyeb, João Silva, Jamil Kanfoud, Phil Carr, Tat-Hean Gan, Wamadeva Balachandran   +5 more
doaj   +1 more source

The Effect of Power Ultrasound on Microstructure Evolution During the Transient Liquid Stage of Ultrasonic-Promoted TLP Bonding SiCp/Al MMCs [PDF]

Archives of Metallurgy and Materials, 2022
Ultrasound-promoted transient liquid phase bonding (U-TLP) is a high quality, high efficiency, and low-cost method for fast bonding of difficult-wetting materials in the atmospheric environment.
Changzhuang Zhou, Lin Ma, Chao Zhu, Qinghe Cui, Jindi Liang, Yujian Song   +5 more
doaj   +1 more source

Influence of Single-Sided Ultrasonic Assistance on the Double-Sided Welding Forming Quality of Q355 Thin Plates

Metals
To solve the problems of large deformation and poor welding quality commonly observed during the double-sided welding of Q355 thin plates, this study systematically investigated the effects of single-sided ultrasonic-assisted welding on the weld ...
Peng Yin, Wenkai Li, Chunguang Xu, Zekai Wang, Tingting Hao, Lin Wang   +5 more
doaj   +1 more source

Dissimilar Non-Ferrous Metal Welding: An Insight on Experimental and Numerical Analysis

Metals, 2021
In recent years Gas Metal Arc Welding (GMAW) technology has expanded its functionalities in various areas which have further motivated its usage in several emerging manufacturing industries.
Jeyaganesh Devaraj, Aiman Ziout, Jaber E. Abu Qudeiri   +2 more
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Microstructure investigation and optimization of process parameters of ultrasonic welding for Al–Cu dissimilar joints using design of experiment

Journal of Materials Research and Technology
Ultrasonic Metal Welding (UMW) employs high-power ultrasonic vibrations to join thin metal sheets of different materials, effectively addressing the thermal damage issues associated with traditional welding methods.
Negin Goodarzi, Ramin Hashemi, Rezvan Abedini   +2 more
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