FIXING PIN FOR COUPLING TOOTH-SHAPED DIE WITH MODEL BASE, CAPABLE OF EXCLUDING ROTATION OF TOOTH-SHAPED DIE

摘要

PURPOSE: Provided is a fixing pin integrally formed at an inserting portion of a model base and an inserting portion of a die, thereby excluding rotation of a tooth-shaped die and easily engaging and disengaging the model base and the die. CONSTITUTION: The fixing pin(100) includes a receiving portion for receiving a model base(10) to couple the tooth-shaped die(20) with the model base, and a receiving portion for receiving the tooth-shaped die. The inserting portion of the model base has at least one side extension at an outside thereof to exclude rotation of the tooth-shaped die, with the side extension facing a flat surface. The side extension is in a form of a streamline shape. The inserting portions of the model base and the die are made of plastics.