The invention discloses an automatic delivery and conveying system and belongs to the technical field of mechanical device design. The automatic delivery and conveying system comprises a storage device, a suction hanging device, a transmission chain, push rods, hooks, a track, a track shifter, a spiral track, delivery devices, a cylindrical platform, portable bags and a forming device. The storage device is arranged on the left side of the whole system. The suction hanging device is fixedly arranged on the right side of the whole system. The hooks are hung on the track. The track shifter is arranged in the middle part of the tack. The spiral track is arranged below the track shifter. The cylindrical platform is arranged below the spiral track. The delivery devices are arranged on the right side of the whole system. According to the automatic delivery and conveying system, the portable bags are fixed and stable in a sliding groove, movement is convenient, the degree of automation is high, the structure is simple, implementation is easy, article delivery is accurate, the system is powerful, the efficiency is high, the economy is good, and no manual participation is needed.