Patent ID: 6200245
Filing Date: 2001-03-13
Classification: B21B,B21J,Y10S,Y10T

Abstract:
A die changing apparatus for a plate reduction press machine on a transfer line, comprising:an upper die support holder disposed above the transfer line;a lower die support holder vertically displaced from the upper die support holder and on an opposite of the transfer line from the upper die support holder;support holder guide rails fixed to the upper die support holder and extending horizontally in a direction lateral to the transfer line,an upper die equipped with die rollers rollable along the guide rails, wherein the upper die is mounted on the upper die support holder by the die rollers;a first fixing device having a first position fixing the upper die to the upper die support holder and a second position releasing the upper die from the upper die holder;a lower die mounted on the lower die support holders;a second fixing device having a first position fixing the lower die to the lower die support holder and a second position releasing the lower die from the lower die holder;die fastening members arranged opposite each other on each side of the upper and lower dies connectable to each of the upper and lower dies; anda die changing mechanism moving one of the die fastening members horizontally in the the direction lateral of the transfer line.