The invention relates to the technical field of automatic vending machines, in particular to a discharging mechanism of an automatic vending machine. The discharging mechanism comprises a tray, a beverage bottle, a first control valve, an electromagnetic coil, a resetting spring, an armature, a movable iron core, a retaining plate, a slider and a second control valve, the front of the tray is U-shaped, the beverage bottle is arranged inside the tray, the first control valve is arranged on the upper portion of the tray, the electromagnetic coil is arranged inside the tray, and the resetting spring is arranged inside the first control valve and connected with the first control valve by means of clamping; the armature is arranged on the lower portion of the resetting spring and connected withthe resetting spring by means of clamping fixation, the movable iron core is arranged on the lower portion of the armature and connected with the armature by means of embedding fixation. Through structural improvement, the discharging mechanism has the advantages of being capable of accurately controlling commodity output, safe and reliable in structure and simple and convenient to implement, sothat the defects of existing devices are overcome effectively.