The present invention relates to anti-oxidant green tea powder micro-cold my dagie, green tea powder grinding is complete acceptance collecting box and which, with the housing of the liquid nitrogen is stored in liquid nitrogen tank is accommodated therein Hopper portion and is provided at one side of the housing which supply the green tea leaves After connecting with the hopper portion is crushed tea leaves fed through the hopper section, crushed powder with particle size by crushing unit for classifying a green tea Coupled to the hopper portion and the nitrogen gas supply unit for supplying liquid nitrogen from the liquid nitrogen tank to the green tea leaves And provided in the housing and including a dust collecting part of one side of the classifying tube is connected to the cutting unit so that the pulverized powder green tea dust added to the collecting box, the cutting unit, the refrigerant tube is coupled with the casing And a stator provided within the casing Pivotally mounted at the center of the stator, the rotor having a plurality of blades for rotating and crushed by the impact between the stator of the tea leaves and injected through the hopper portion And a driving source for rotating the rotor The cooling unit for cooling the casing and the casing using the principle of the refrigerant cycle The cooled coolant is supplied to the drive source as a driving source, and a driving source control unit for cooling the driving source and the temperature of the bearing between the rotor cap to 20 ~ 40 Comprises a recirculation pipe for circulating to regrind the green tea leaves having a size exceeding 10 , green tea by grinding green tea in a minute or less by impact 10 cooled green tea leaves by the cutting portion of the nitrogen gas supply characterized in that to prevent oxidation of the leaves.본 발명은 산화방지 초미분 저온가루녹차 제다기에 관한 것으로, 분쇄가 완료된 가루녹차가 수용되는 포집박스와, 액체질소가 저장된 액체질소탱크가 내부에 수용되는 하우징과 상기 하우징의 일측에 구비되어 녹차잎이 공급되는 호퍼부와 상기 호퍼부와 연결되며 상기 호퍼부를 통해 공급된 녹차잎을 분쇄
