Automatic replenishment system of automatic vending machine

The invention discloses an automatic replenishment system of an automatic vending machine. The automatic replenishment system comprises the automatic vending machine and a control system, wherein theautomatic vending machine is internally provided with a circuit board; the circuit board is fixedly connected with the automatic vending machine; the control system is arranged on the surface of the circuit board; the automatic vending machine comprises a cabinet body, a mechanical arm and an object placement box; the mechanical arm is located in the cabinet body; the mechanical arm is movably connected with the cabinet body; the object placement box is embedded into the cabinet body; the control system comprises a treatment module, a storage module, a wireless transmission module, a power supply management module, a digital-to-analogue conversion module, an optical grating induction module, a driving module and a clamping module. According to the automatic replenishment system disclosed by the invention, the cont