Raw Brother's Injection Mixing System

摘要

PROBLEM To provide the pouring kneading | mixing system which controls the quantity of pouring to raw molding sand more appropriately, and produces the kneading yarn which has a more stable property. [Method] A raw water mixing and kneading system of raw green yarn, comprising: a metering hopper for storing weighed green mold yarn, a kneader for kneading raw green thread and water, and a green mold yarn in the metering hopper being discharged to the kneader or blocking the discharge; A water injector comprising sand injecting means, a water injector for injecting water to the green mold sand in the kneader, a pair of electrodes, and a moisture sensor for measuring the water content of the green mold sand stored in the metering hopper by measuring a potential difference between the electrodes; It is characterized by including the kneading control device which controls the water supply amount by the water injection device based on the output of a water sensor, and controls sand input means.