Device for producing macha powder

A device for producing matcha powder, comprising:

• a stirred media mill grinding portion, having a grinding chamber inside, wherein the grinding chamber is configured to receive raw tea flakes and a grinding media, a side of the stirred media mill grinding portion defines an outlet port;
• a pin bar, rotatably received in the grinding chamber, wherein the pin bar is configured to stir the raw tea flakes and the grinding media in the grinding chamber, enabling the grinding media to initially grind the raw tea flakes;
• the pin bar is hollow inside, and an outer circumference of the pin bar defines an opening, communicated with the grinding chamber;
• an air classifier, connected to the outlet port through a first tube assembly and defining a first output port and a second output port;
• a storage portion, connected to the first output port;
• a collector portion, connected to the second output port through a second tube assembly;
• and
• a wind guider, wherein an air outlet of the wind guider is connected, via a third tube assembly, to the outlet port and an interior of the storage portion to create a negative pressure environment.