Cutting device for connecting pipe

The utility model relates to a cutting device for a connecting pipe, which comprises a base and a cutting machine, a guide groove, a push rod motor and a controller are arranged on the base, a processing platform is arranged in the guide groove, the push rod motor is fixed in the guide groove, and a placing groove is arranged on the processing platform along the direction of the guide groove. A liquid discharging pipe and a liquid collecting box are arranged at the bottom of the containing groove, an opening is formed in one end of the containing groove, a clamping groove is formed in the opening, a clamping plate is arranged in the clamping groove, a servo motor is arranged at the other end of the containing groove, the fixed end of the servo motor is fixed to the side wall of the containing groove, and a second circular positioning plate is arranged at the output end of the servo motor. The push rod motor and the servo motor are both electrically connected with the controller; through the design, the cuttin