Fixing device for blanking box of brewing machine

The utility model relates to the technical field of fixing devices, and discloses a fixing device for a blanking box of a brewing machine, which comprises a brewing machine shell, a water tank fixedly mounted on the brewing machine shell, a movable cover plate movably mounted on one side of the brewing machine shell, a movable seat slidably mounted on the brewing machine shell, and a water receiving cup movably mounted on the movable seat. Four discharging boxes are movably installed on the brewing machine shell, discharging box positioning plates are rotatably installed on the discharging boxes, eight discharging box positioning plates are movably installed at the positions, corresponding to the four discharging boxes, in the brewing machine shell, an adjusting mechanism is arranged between every two discharging box positioning plates, and positioning mechanisms are arranged on the discharging box positioning plates. According to the blanking box positioning device, the adjusting mechanism and the positionin