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In this paper, a study of process monitoring technology for the laser hybrid welding was conducted. The laser welding, arc welding and the industrial robotic systems were used with robot-based laser hybrid welding systems. The laser source, arc welding and robot systems are used to increase the processing speed and to improve the efficiency of welding processes. The robot-based laser hybrid welding...
In this paper, laser micro-patterning software developed for manufacturing of printing rolls for printed electronics is presented. The software consists of a servo control module, an image processing module, a configuration module, and a laser patterning module. By the software, laser beam's position and irradiation are controlled according to drawing patterns while the pattern roll is rotating. In...
This paper proposes synchronization method and the robot-based remote laser welding system as a means of resolving the limited welding speed and accuracy of conventional laser welding systems. On this paper, a study of robot based remote laser welding technology for manufacturing light car body was conducted. Laser patterning on the fly needs to control some parameters to accomplish the desired shape...
In this paper, a study of quality monitoring technology for the laser welding was conducted. The laser welding and the industrial robotic systems were used with robot-based laser welding systems. The laser system used in this study was 1.6kW fiber laser, while the robot system was Industrial robot (payload : 130kg). The robot-based laser welding system was equipped with a laser scanner system for...
On this paper, a study of robot based remote laser welding technology for manufacturing light car body was conducted. Laser welding and industrial robotic systems were used with robot-based laser welding systems. The laser system used in this study was 1.6kW fiber laser, while the robot system was Industrial robot (payload : 130kg). The robot-based laser welding system was equipped with a laser scanner...
In this paper, a study of quality monitoring technology for the laser welding was conducted. The laser welding and the industrial robotic systems were used with robot-based laser welding systems. Over the past years, Trumpf's 4kW Nd:YAG laser (HL4006D) and ABB's IRB6400R robot system (payload:120kg) were used. The new laser source, robot and laser scanner system are used to increase the processing...
For the purposes of this paper, a study of quality monitoring technology for the laser welding was conducted. Laser welding and industrial robotic systems are used with robot-based laser welding systems. The laser system used in this study was IPG's 1.6 kW fiber laser (YLR-1600), while the robot system was Hyundai Heavy Industry's HX130-02 (payload:130 kg). The robot-based laser welding system was...
Microstructure and shear strength were assessed for a Sn-3.5 wt.%Ag solder joint formed using a laser heat source. A continuous wave Nd:YAG laser was used to make the Sn-3.5 wt.%Ag solder joint. Solder balls of 400μm diameter were used and the laser beam spot diameter at focus was approximately 120μm. The UBM (Under Bump Metallurgy) on a FR4-PCB consisted of Cu/Ni/Au from bottom to top with a thickness...
The intelligent sensory system is required to ensure the accurate welding performance. This paper describes the development of an intelligent vision sensor for the robotic laser welding. The sensor system includes a PC based vision camera and a stripe-type laser diode. A set of robust image processing algorithms are implemented. The laser-stripe sensor can measure the profile of the welding object...
This paper describes the development of a welding profile sensor for the laser welding robot application. The sensor consists of a PC based vision camera and a stripe-type laser diode. All components are assembled into a compact module which can be attached to the end-effector of welding robots. The laser-stripe sensor can measure the profile of the welding object and obtain the seam line. Moreover,...
The laser welding technology for manufacturing light car body is studied. A industrial robot, a seam tracking system and 4 kW CW Nd:YAG laser are used for robot based laser welding system. The laser system is used 4 kW Nd: YAG laser(HL4006D) of Trumpf and the robot system is used IRB6400R of ABB. The monitoring method of welding quality and seam tracking technology along the butt-joint are studied...
This paper describes the development of the 3D measurement system for welding robot. The system consists of PC based vision camera and stripe-type laser diode. The total system is assembled into a compact module which can be attached to the head of welding robot system. Especially, this system is designed to operate at different working distances. For this purpose, the mechanism which adjusts the...
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