| 摘要 |
PROBLEM TO BE SOLVED: To provide a coolant supply device capable of preventing any reverse flow of coolant stock liquid to a water source, and stabilizing concentration of diluted coolant.SOLUTION: A coolant supply device 1 for supplying coolant to a working machine includes a coolant-stock-liquid main tank 3 for storing coolant stock liquid, a coolant-stock-liquid measuring tank 4 for storing the coolant stock liquid to be supplied from a coolant stock liquid tank, a water tank 5 for storing water, a dilution unit 24 for generating diluted coolant by mixing the water to be supplied from the water tank and the coolant stock liquid to be supplied from the coolant-stock-liquid measuring tank, and an intermediate adjustment tank 6 for storing the diluted coolant generated by the dilution unit. |
