FIELD: metal casting, for instance, metal continuous casting; applicable in replacement of plates in proportioner or some other vessel. SUBSTANCE: manipulator has body installed under casting vessel, at least, one fixed upper plate and, at least, one changeable lower plate; appliance for pressing of lower plate to fixed plate. Body has guide device for location of lower changeable plate to position of casting and driving device for displacement of lower changeable plate instead of worn one to position of casting. Upper fixed plate and lower changeable plate are of same polygonal shape and angular displacement relative to each other, and due to this, their full overlapping is impossible. Polygonal contour of plate is square in shape or in shape of square with rounded corners. EFFECT: reduced expenditures for process equipment. 10 cl, 2 tbl
