Steel pipe intersecting line cutting device and control method thereof

The invention relates to the technical field of steel pipe cutting, in particular to a steel pipe intersecting line cutting device and a control method thereof.The steel pipe intersecting line cutting device comprises a steel pipe intersecting line frame, the steel pipe intersecting line frame comprises a device frame with one end connected with a fixing frame, and the end, away from the fixing frame, of the device frame is a discharging port end; one end, away from the device frame, of the threading mechanism is provided with a threading cutting mechanism; clamping mechanisms, a conveying mechanism and a fixing mechanism are arranged above the fixing frame, the two clamping mechanisms and the fixing mechanism are located above the conveying mechanism, and the fixing mechanism is located between the two clamping mechanisms. Through the arranged sliding rail, the sliding seat slidably connected with the sliding rail can slide conveniently, so that the fixed rod column fixedly connected with the sliding seat ca