Safety device for use in clamping unit of molding machine

A safety device for use in a clamping unit of a molding machine is provided with an improved mechanism to always secure safety when the thickness of a mold is adjusted. The device comprises a safety rod having a predetermined number of engagement stepped portions and tapered surfaces formed alternat...

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Bibliographische Detailangaben
Hauptverfasser:	UENO, HARUO
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING BLASTING CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS HEATING LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS POWDER METALLURGY SAFETY DEVICES IN GENERAL SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ARTCOLLECTIONS [XRACs] AND DIGESTS THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A safety device for use in a clamping unit of a molding machine is provided with an improved mechanism to always secure safety when the thickness of a mold is adjusted. The device comprises a safety rod having a predetermined number of engagement stepped portions and tapered surfaces formed alternately at a front end portion at predetermined intervals, a support block for supporting the safety rod, a lever member, a stopper engaged with the engagement stepped portion of the safety rod from sideways, and an operation member having a link bar arranged horizontally in such a manner that the link bar can swing freely and always located below the end portion of the lever member.