Local heating and cutting device for insulation coating of overhead high-voltage line

The invention discloses a local heating and cutting device for insulation coating of an overhead high-voltage line, which comprises a front wheel set and a rear wheel set, and the front wheel set and the rear wheel set are connected through a frame; an upper plate and a lower plate are arranged on the frame, semicircular assemblies of the same structure are arranged on the upper plate and the lower plate, and the semicircular assemblies at the upper position and the lower position are connected and spliced into a whole circle structure. According to the local heating and cutting device for insulation coating of the overhead high-voltage line, the servo motor drives the lead screw to rotate positively, the lead screw rotates to drive the supporting rod to extend, in the extending process of the supporting rod, the upper frame and the lower frame are separated, the upper wheel body and the lower wheel body are separated, the two semicircular arc bodies are separated, and the motor drives the gear to rotate; the