Automatic orientation mechanism for garlic seeding machine and use method of automatic orientation mechanism

The invention relates to the technical field of garlic orientation, in particular to an automatic orientation mechanism for a garlic seeding machine. The mechanism comprises a discharging pipe for discharging garlic and a connecting rod for supporting and fixing, the bottom end of the connecting rod is fixedly connected to a cylindrical wall, the outer side of the cylindrical wall is fixedly connected to a supporting piece, the inner side of the bottom end of the supporting piece is rotationally connected to a rotary disc, when garlic falls onto the rotary disc through the discharging pipe, the garlic can be tightly attached to the inner side of the cylinder wall through the arranged rotary disc, an arranged detection box is used for analyzing a posture of the garlic at the moment, the detection box judges the posture of the garlic at the moment by analyzing a surface radian of the garlic, an adjusting box is controlled to make corresponding actions through the posture at the moment, so that garlic tips face