PURPOSE: To set automatically a plate in a carrying-in position by a remote control without damaging said material by providing two kinds of supports and using selectively the supports in the stage of carrying in the working material, during working and in the stage of carrying out said material.
CONSTITUTION: A worm shaft 89 which is rotated by an electric motor 87 projects the many 2nd supports 91 from above the space where a narrow-width chain belt 55 occupies. Each of the 2nd supports 91 is provided with a free rotating body 93 at the peak part. When the supports 91 are erected, the bodies 93 at the peak parts thereof support horizontally the working material in the position slightly higher than the peak parts of the 1st supports. The belt 55 moves upward and covers the supports in order to prevent slag, etc. from falling onto the bodies 93 while the working material supported to the 1st supports by laying down the 2nd supports 91 and is subjected to laser working.
IGARASHI FUMIAKI
NAKANO OSAMU
