METHOD FOR INSTALLATION OF SPLIT UPPER DIE TO UPPER DIE HOLDER PROVIDED ON UPPER TABLE IN PRESS BRAKE, AND METAL MOLD CHANGING DEVICE AND METAL MOLD STOCKER

摘要

PROBLEM TO BE SOLVED: To provide a split upper die installation method for a press brake, and a metal mold changing device and a metal mold stocker.;SOLUTION: An installation method for installing a split upper die 17 to upper holders 15, which are located at a lower part of an upper table 11 in a press brake 1 at an appropriate interval in a longitudinal direction, by use of a metal mold changing device 20. According to this method, a round bar-shaped finger 53, which is provided on the metal mold changing device 20, is locked in a circular locking hole 51 which is provided at a center part of the split upper die 17 in a width direction. The split upper die 17 is temporarily positioned in a gap between an upper die holder 15 adjacent to an upper die holder 15 to be installed. The temporarily positioned split upper die 17 is moved in the longitudinal direction, and is installed on the upper die holder 15 to be installed.;SELECTED DRAWING: Figure 10;COPYRIGHT: (C)2020,JPO&INPIT