Gussform und Verfahren zur Herstellung eines Formartikels

Details

Veröffentlichungs-Nr.

EP4721951

Anmeldetag

24. Mai 2024

Veröffentlichung

5. Dezember 2024

Rechtsraum

EP

Abstract

To provide a mold for molding capable of suppressing a decrease in the manufacturing efficiency of a molded product. According to the present invention, there is provided a mold for molding comprising a first split mold and a second split mold which are configured to open and close relative to each other, comprising a cavity, a pinch-off portion, a burr accommodating space, and an ejector member, wherein the cavity is a space for molding a desired molded product, an outer surface of the cavity is configured by mating cavity surfaces provided on each of the first and second split molds, the pinch-off portion is provided on a mating surface of the first and second split molds so as to surround the cavity, the burr accommodating space is a space provided outside the pinch-off portion for accommodating a burr formed around the molded product, the first split mold comprises a guide hole at a portion facing the burr accommodating space, the ejector member is configured to be able to advance and retract with respect to the burr accommodating space through the guide hole, the second split mold comprises a groove-shaped recess provided facing the burr accommodating space and along the pinch-off portion, the groove-shaped recess comprises an inner side surface extending from the pinch-off portion toward a bottom of the groove-shaped recess, and the inner side surface has a first portion with an inclination angle of 60 degrees or less with respect to a reference plane perpendicular to an opening/closing direction of the first and second split molds.

Anmelder

Firma

Kyoraku Co., Ltd.

Land

🇯🇵 Japan