Mold structure and bumper

A mold structure used to form a molded object having an undercut portion includes a fixed mold as a first mold having a first molding surface for molding an obverse surface of the molded object; a slide core having an undercut molding surface used to mold the undercut portion as part of the obverse...

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Hauptverfasser: SASAKI SUMIO, IZUMI AKIRA, SETO HIDEYUKI, SHIMADA SHINICHI, HANADA SHINICHI
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creator SASAKI SUMIO
IZUMI AKIRA
SETO HIDEYUKI
SHIMADA SHINICHI
HANADA SHINICHI
description A mold structure used to form a molded object having an undercut portion includes a fixed mold as a first mold having a first molding surface for molding an obverse surface of the molded object; a slide core having an undercut molding surface used to mold the undercut portion as part of the obverse surface of the molded object; and a movable mold as a second mold having a second molding surface used to mold the reverse surface of the molded object. The first molding surface and the undercut molding surface form a cavity surface. A step is formed between the first molding surface and the second molding surface at a parting position between the fixed mold and the slide core on the cavity surface.
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subjects AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULARARTICLES
PERFORMING OPERATIONS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
VEHICLES IN GENERAL
VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
title Mold structure and bumper
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