Ring type heating roller for pole piece rolling and control system of ring type heating roller

The invention relates to a ring-type heating roller and a control system thereof, the ring-type heating roller mainly comprises a base and a rolling assembly installed on the base, the rolling assembly comprises an insulation spacer bush attached to a pole piece coating area and a heating ring attached to a pole piece tab area, the rolling assembly is further provided with a heating piece for providing heat for the heating ring and a conductive assembly for supplying power to the heating piece, the rolling assembly is further provided with a sensor for detecting the temperature of the heating ring, and the rolling assembly further comprises a temperature control assembly in communication connection with the sensor. The ring type heating roller can integrally and autonomously complete heating and rolling work on a tab area, the heating unit is in close contact with the tab area of a pole piece, no space gap exists, the ductility of the tab area of the pole piece is well improved, the extension uniformity of th