The A-alloy thermal exchange radiation fin material continuous machining device comprises the radiation tube material roll, fast-pulley and pulley sets, radiation roll installed on the rotary shaft in parallel two rows, with one side of the roll installed with fuse machine, the other being pulley set made by fast-pulley and the active pulley, with the radiation pipe material going through the fast-pulley and delivered to the other procedures. It is reasonable in design, simple in structure, ensuring the continuity of the production, shortened in machining time, improved in productivity, reduced in labor, and best utilized of energy.