Mechanical parking station

The present invention relates to a mechanical vehicle parking system with pallet rotary mechanism, aiming to improve vehicle capacity rate and implement miniaturization of arranged capacity. The mechanical vehicle parking system includes pallet (19) loaded with cars (70); elevator apparatus (22) for elevating elevator frame (20) with the pallet (19) in the elevating path (14); rotator (23) for rotating the pallet (19) on the elevator frame (20); vehicle holding cote (12), a plurality of parking space (24) for disposing cars (70) and pallet (19) arranged adjacently with the elevating path (14); and transfer device (21, 45) for transferring the pallet (19) between the elevator frame (20) and the parking space (24) and among the parking spaces (24); the pallet (19) rotating between the elevating path (14) and the parking space (24 A, 24 B) adjacent with the elevating path (14).