Automation System for Plastic Injection Molding Machine – Oil & Gas Sector
Identified Challenge:
Opus Automazione developed a complete automation system for a plastic injection molding machine in the Oil & Gas sector, with the goal of automating the heating control and injection logic through hydraulic actuators.
Solutions:
Siemens S7-300F PLC with integrated safety architecture
Heating control via phase-angle controlled SSRs and monitoring of heating element power consumption
Remote I/O management through ProfiBus and ProfiNet for high flexibility and modularity
Hydraulic axis control for movement and injection cycle
Injection loop management with dual-mode operation:
Position control
Force control
Integration with auxiliary machines via fieldbus for efficient and real-time data exchange
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