PURPOSE: A door hinge assembly of a drum washing machine is provided to help users to easily put the laundry in and out from an input hole of a cabinet cover by rotating a door with centering on first and second hinge shafts respectively and by opening the door from the cabinet cover to 180 degrees. CONSTITUTION: A door hinge assembly of a drum washing machine is composed of a hinge supporter(92) fixed to a cabinet cover(53), a first hinge shaft(94) installed to an end of the hinge supporter, a hinge arm(96) of which an end is combined to the first hinge shaft to rotate and other end is connected to a door frame(82), and a second hinge shaft(98) installed to a combination part of the hinge arm and the door frame with being a rotation center of the door frame.
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