| 摘要 |
PURPOSE: A method for molding a connecting device of decorative chains is provided to reduce the waste of raw materials to minimum and to improve the efficiency of working by molding two connecting devices when a molding machine is once operated with supplying the processed raw materials to the molding machine. CONSTITUTION: In the method for molding the connecting device of decorative chains, wing pieces(1), a molding portion(3) and a raw material(5) are included. The wing pieces(1) are formed on the both sides of the molding portion(3), which is formed on the center. The raw material(5) is supplied to a molding machine and a front mold and a rear mold of the molding machine are fixed on the board. A connecting device is molded by the front mold and a space portion is formed on the both sides of a remaining molding portion and the other connecting device is molded by pressing it with the rear mold. Two connecting devices are molded by one operation of the molding machine.
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