Intelligent express item fixed-point self-fetching system

The invention discloses an intelligent express item fixed-point self-fetching system which comprises a master control unit. At least one containing rack unit is further included, each containing rack unit is correspondingly provided with a fetching window unit, the containing rack units and the fetching window units are in wireless connection with the master control unit through data transmission units, each containing rack unit comprises an MCU1, a containing rack for containing express items and a mechanical arm conveying module for conveying the express items to the corresponding fetching window unit, n rows and m lines of storage boxes are arranged on each containing rack, n>=1, m>=1, and the input end of the MCU1 is connected with an information scanning module and a pressure sensor module. The problems that in the fixed-point express item fetching process, express item distributing time conflicts with fetching time, waiting time is long, time is consumed, and the fetching site is poor are solved, the express item fetching efficiency is effectively improved, and the advantages of being high in intelligent degree, stable in system and high in practicality are achieved.