Automatic seam tracking by weaving
* This sensor alloes correction of curved workpiece or thermal distortion which can't be corrected only by detecting workpiece position.
* Applicable to workpieces with medium thickness or thicker.
* Most inexpensive among all the tracking sensors.
* Easy to use from the viewpoints of interference of workpieces and maintenance because this sensor requires no additional parts around the torch.
** Can't be used for tracking on aluminum. |