Split type air floating roller

A split type air floating roller comprises a roller body and a plurality of air outlet holes formed in the roller body, a first groove and a second groove which are oppositely formed are formed in the two sides of the roller body, and the first groove and the second groove are formed in the circumferential direction of the roller body; sectioning air nozzles used for adjusting the air flow blowing-out angle are rotationally connected into the first groove and the second groove, and adjusting assemblies used for adjusting the rotating angle of the sectioning air nozzles are arranged at the two ends of the roller body. The adjusting assembly comprises a first rotating ring and a second rotating ring which are used for adjusting the sectioning tuyere; supporting plugs are arranged at the two ends of the roller body, and the first rotating ring and the second rotating ring are connected to the supporting plugs in a sleeving mode; compared with the prior art, by changing the angle of the airflow blown to the pole