PURPOSE: To provide the press working device which can shorten the switching time of a press unit in the case of executing production switching of a work, and accordingly, can realize the work efficiency of a high speed.

CONSTITUTION: Plural press units 20 provided with the lower die 21 and the upper die 23 are provided adjacently, and in the upper part of these plural press units 20, a guide unit 12 extended toward the array direction of plural press units 20 is provided, and also, in the guide rail 12, a pressurizing deuce 30 which is engaged to an ascending/descending means holding part 24 of the upper die 23 and allows the upper die 23 to ascend and descend is installed so that it can be moved and driven in the longitudinal direction of the guide rail 12.