To provide a work transfer device, which upward vertically lifts up a skeleton and a product on a working table of a plate working machine and takes out them.

A work transfer device 1 takes out the worked-product and the skeleton on the working table 7 of the plate working machine 5. The work transfer device 1 is provided with a work lifting frame 19, which is equipped with a plurality of work holding means 17 for picking up a single piece of works W on a blank pallet 3, and which is arranged so as to be movable reciprocatingly in the X-axis direction and vertically between the upper position of the blank pallet 3 and the upper position of the working table 7. The work lifting frame 19 is equipped with a skeleton clamp 25, which freely clamps the side edges opposite to each other of the skeleton, to upward vertically lift up the whole skeleton on the working table 7. In the positioned region of the plurality of work holding means 17, a product holding means 21, which freely holds the product on the working table 7, is provided movably in the Y-axis direction orthogonal to the X-axis.