Roller temperature on-line monitoring control device

The utility model provides a roller temperature on-line monitoring control device, and belongs to the technical field of calender roller temperature monitoring. The device comprises a driving motor, a speed reducer, a universal coupling, a roller, a temperature control system, a rotary joint, a water inlet pipe, a temperature detection sensor and an electric brush, according to the device, the real-time temperature of the roller surface is detected through the temperature detection sensor and compared with the process temperature set by the temperature control system, the temperature control system heats or cools the output water temperature, and online monitoring control over the temperature of the roller surface of the roller is achieved. The roller surface temperature control device is novel in structure and convenient to operate, realizes online monitoring and control of the roller surface temperature, ensures real-time accurate control of the roller surface temperature, improves the control accuracy of t