HYDRAULIC ATTACHED DIE-CASTING MOLD ASSEMBLING METHOD FOR A VEHICLE GEAR BOX WHICH IS FORMED BY MANUFACTURING A LOWER DIE-CASTING MOLD MAIN BODY AND AN UPPER DIE-CASTING MOLD MAIN BODY WITH METAL MATERIAL POURING

摘要

PURPOSE: A hydraulic attached die-casting mold assembling method for a vehicle gear box is provided to prevent the damage of a product caused by defects of vehicle parts due to the dimension error.;CONSTITUTION: A hydraulic attached die-casting mold assembling method for a vehicle gear box is composed of the steps of: executing a first NC machining and a gun drilling through a first face milling machining; executing the interim inspection after TAP machining and drilling, heat-treating parts passed in the interim inspection; executing a second face milling after heat-treating; executing a second NC machining, a rough electric discharge machining; a finish electric discharge machining, a core pin, and an ejector pin; completing the work with mapping and finishing; and executing a 3D test.;COPYRIGHT KIPO 2010