| 摘要 |
PURPOSE:To offer a means able to prevent a rising and falling defective nozzle from colliding with a parts feeder and a base board. CONSTITUTION:When a defective nozzle 3 is detected, nozzle stretching out by means of a nozzle stretching out means is stopped so as to house this defective nozzle 3 into a head 2 or while this inferior nozzle is housed into the head by a nozzle housing means, this defective nozzle 3 is registered in a computer 10 so as to stop the use of this defective nozzle 3 hereafter. |
