CONTROLLER FOR AT LEAST ONE HEATER UTILIZED IN A HOT RUNNER INJECTION MOLDING SYSTEM AND AN ASSOCIATED METHOD OF USE

A temperature controller for at least one heater being utilized in a hot runner injection molding system, the temperature controller comprising: a regulated voltage supply that is electrically connected to the at least one heater being utilized in the hot runner injection molding system; at least on...

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Bibliographische Detailangaben
1. Verfasser:	PILAVDZIC, JIM
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CONTROLLING PERFORMING OPERATIONS PHYSICS REGULATING SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	A temperature controller for at least one heater being utilized in a hot runner injection molding system, the temperature controller comprising: a regulated voltage supply that is electrically connected to the at least one heater being utilized in the hot runner injection molding system; at least one temperature sensor being positioned relative to the at least one heater being utilized in the hot runner injection molding system; at least one digital signal processor being operatively connected to: (i) the at least one heater being utilized in the hot runner injection molding system, (ii) the regulated voltage supply, and (iii) the at least one temperature sensor, the at least one digital signal processor being configured to regulate temperature of the at least one heater being utilized in the hot runner injection molding system based on feedback from the at least one temperature sensor; and at least one output switching stage being electrically connected to the at least one heater being utilized in a the hot runner injection molding system and the regulated voltage supply, wherein the at least one output switching stage varies at least one of voltage and frequency to the at least one heater being utilized in a the hot runner injection molding system through at least one of pulse width modulation and zero crossing detection.