FRAME FOR MOLDING CONCRETE BLOCK WITH RECESSED PART AND METHOD FOR MOLDING BLOCK BY USING THE FRAME

摘要

PROBLEM TO BE SOLVED: To provide a frame for molding a concrete block with a recessed part which is a frame for molding used for molding the concrete block with the recessed part 2 furthermore provided with another recessed part 3 therein and by which the concrete block with such the recessed part with a complicated shape as this can be simply molded by a molding process using one mold frame and a method for molding the block using the frame. SOLUTION: The frame for molding the concrete block with the recessed part consisting of an outer frame used for forming the outer peripheral wall of the concrete block with the recessed part to be molded and an inner frame used for the first recessed part to be molded in the concrete block with the recessed part to be molded is provided and the above described inner frame is constituted in such a way that for forming the second recessed part to be furthermore formed in the above described first recessed part, the peripheral wall plates are projected and the projected condition can be kept during molding process of the concrete block and when the concrete block with the molded recessed part is demolded, the above described projected peripheral wall plates can be returned to the original condition.