A measuring principle for acoustic power in plastics ultrasonic welding process is introduced in this paper.Signal detection circuits of current,voltage,frequen
Arc welding robot is playing more and more important roles in modern welding manufacturing, but now available welding power sources seldom satisfy with robot sy
The J integral parameter and its application feasibility in welded joints with different weldmatchings in yield strength (overmatching weld and undermatching we
A new intelligent control methol for welding positioner is propsed.Applying an improved fuzzy controllerand a variable PID controller,a two-mode intelligeng con