To provide a loader/unloader which can withstand a high load, and is composed in such a manner that, even if bending is generated in an arm, its effect can be compensated.

The loader/unloader 20 for a press device 19 where a molding material 12 is carried to the press device 19, and a molded article molded from the molding material 12 by the press device 19 is taken out includes: an erected outer frame 2; a first shaft 5 horizontally pivoted at the lower part on the inside of the outer frame 2; a second shaft 6 horizontally pivoted at the upper part on the inside of the outer frame 2; a driving means 7 rotatively driving either or both of the first shaft 5 and the second shaft 6; two inner frames 3 freely rockingly fitted to the first shaft 5 and the second shaft 6 via eccentric cams 8, 9; and a plurality of arms 4 horizontally stuck to the respective counter surfaces of the inner frames 3.