Error-proof unit for discharging to Mixer (for rubber/chemical) Module

This module is to avoid discharging wrong rubber/chemical that not belong to current batch. Before rubber/chemical batch are feeded into mixer, this module will recheck the material code, if no problem, mixer feeding door will open, operator can discharge rubber/chemical into banbury (the rubber/chemical barcode discharged will be record for tracking), then the module will notify mixer to mix. After finishing mixing, this module will print one barcode, the operator can stick the barcode on this batch rubber for next process to control or trace.