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Sensor development and integration for robotized laser welding [PDF]
Laser welding requires fast and accurate positioning of the laser beam over the seam trajectory. The task of accurate positioning of the laser tools is performed by robotic systems.
Iakovou, Dimitrios
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There are many problems in the arc welding repair of aluminum alloy parts, such as excessive pores, coarse grains, and low hardness. Introducing external energy excitation is an effective solution.
Zhichao Chen +5 more
doaj +1 more source
Sensor integration for robotic laser welding processes [PDF]
The use of robotic laser welding is increasing among industrial applications, because of its ability to weld objects in three dimensions. Robotic laser welding involves three sub-processes: seam detection and tracking, welding process control, and weld ...
Aarts, Ronald +2 more
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Laser Welding under Vacuum: A Review
Laser welding has been widely used in various industry fields. In order to further alter and broaden its applicability, a novel technology of laser welding under vacuum is introduced.
Meng Jiang, Wang Tao, Yanbin Chen
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Finite element simulation of magnesium alloys laser beam welding [PDF]
The authors are grateful to FONDERIE MESSIER (HONSEL group) that provided the as-cast magnesium alloy workpieces. The authors would like also to acknowledge the technical support of Dr.
BARRALLIER, Laurent +4 more
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Multi-stage keyhole evolution in fiber laser welding: An experimental study and theoretical analysis
Laser welding with high beam intensity generates a metal vapor, which partially displaces the metal melt, forming a narrow keyhole-shaped fusion zone. This study conducted theoretical analysis of the keyhole formation processes within fiber laser welding,
Shihui Guo +4 more
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During the high-power laser welding process, plasmas are induced by the evaporation of metal under laser radiation, which can affect the coupling of laser energy and the workpiece, and ultimately impact on the reliability of laser welding quality and ...
Teng WANG, Juequan CHEN, Xiaoli JIN
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Innovations in Monitoring, Control and Design of Laser and Laser-Arc Hybrid Welding Processes
With the rapid development of high power laser, laser welding has been widely used in many fields including manufacturing, metallurgy, automobile, biomedicine, electronics, aerospace etc. Because of its outstanding advantages, such as high energy density,
Zheng-Xiong Ma +4 more
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Part Fabrication Using Laser Machining and Welding [PDF]
This paper describes the current work on a laser cutting and welding system for the fabrication of prototype parts in mild and .. stainless steels.
Pridham, M.S., Thomson, G.
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Effects of Sc on laser hot-wire welding performance of 7075 aluminum alloy
In order to clarify the effects of Sc modification on laser hot-wire welding performance of 7075 high strength aluminum alloys, the changing rules of weld formation, microstructure, element loss, mechanical performances and pores of weld joints were ...
Shichun Li +5 more
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