Unmanned supermarket vending machine and automatic checkout system thereof

The invention discloses an unmanned supermarket vending machine and an automatic checkout system thereof, relates to the technical field of vending machines, and aims to solve the technical problems that in the prior art, an existing self-service supermarket vending machine is single in structure, when a customer purchases food, the food can directly fall into a food taking opening from a placing position, a food packaging box is prone to being damaged, and normal eating of the customer is affected. The unmanned supermarket vending machine is characterized in that an operation screen is installed on the front end face of the supermarket vending machine, the supermarket vending machine is fixedly connected with the operation screen through bolts, a two-dimensional code is arranged below the operation screen, and is fixedly connected with the supermarket vending machine through a glue, an object taking opening is formed in the front end face of the supermarket vending machine, the supermarket vending machine is