The invention relates to the technical field of intelligent vending machines, and particularly discloses an automatic wine selling machine performing billing according to the wine outlet amount and a use method thereof. The automatic wine selling machine comprises a displayer, a card swiping area, a wine outlet, a water receiving box, tempered glass, a wine bucket module, a transverse blocking part, a bearing module, a wine outlet control module, a partition plate and a remaining wine bucket bearing module; the wine outlet is communicated with the wine bucket module through a guide pipe, the transverse blocking part is arranged on the outer side of the wine bucket module, and the partition plate is horizontally fixed to the position below the wine outlet control module. The automatic wine selling machine has the following beneficial effects that the automation level is high, payment is rapid and convenient, operation is safe, wine outlet metering precision is high, seal is good, after being used for a long time, wine smell doping is avoided, the wine quality is ensured, wine package is not needed, the purchasing cost of a customer is reduced, some famous wine or strong wine can be purchased according to the needed amount of the customer, on-demand consumption is achieved, waste of remaining wine resources is avoided, and the machine is quite suitable for being used and popularized in high-grade entertainment venues.