The invention discloses an automatic vehicle storage device and belongs to the field of storage devices. The automatic vehicle storage device is used for storage of a bicycle or an electric vehicle and comprises a canopy, a top plate and a storage bin. The storage bin is located underground. Storage units are arranged around the storage bin. The top plate is located over the storage bin. The canopy is above the ground. An automatic open-close entrance guard is arranged on one side of the canopy. A main shaft is arranged in the storage bin. The upper end and the lower end of the main shaft are connected with a main motor and a base correspondingly. At least two main shaft connecting sleeves are arranged on the main shaft. Supporting plates are uniformly arranged on the main shaft connecting sleeves. Driving gears with power mechanisms are arranged on the supporting plates. The up-down arranged driving gears on the supporting plates are connected through lifting chains. According to the technical scheme, the bicycle and the electric vehicle can be stored, the disadvantages of an open car park are avoided, the stolen number of vehicles is reduced, and the using time of vehicles is improved.