Urban intelligent garbage classification and recovery system

The invention relates to the technical field of garbage treatment, in particular to an urban intelligent garbage classification and recovery system which comprises a base, a rack, a conveying mechanism and a sieve plate, the rack is fixedly connected to the base, two rotating shafts arranged at intervals are rotatably installed on the rack, and rollers are fixedly installed at the ends of the rotating shafts; side pipes are fixedly mounted in the centers of one ends of the two rollers, a pressurizing mechanism is arranged on the base and extends into the two side pipes, the conveying mechanism is arranged on the base, the sieve plate is fixedly connected to the base, and one end of the sieve plate extends to the conveying mechanism; according to the device, the two side pipes are pressurized through the pressurizing mechanism, the puncture needles penetrate into the plastic bag in the moving process, then the two rotating shafts are driven to synchronously rotate, the rotating directions of the two rotating s