Semi-automatic preheating tool for processing steel rail

The invention discloses a semi-automatic preheating tool for processing a steel rail and belongs to the technical field of steel rail processing equipment. The semi-automatic preheating tool comprises a processing platform, a roller way and a movable preheating trolley, wherein the roller way is arranged around the processing platform; the movable preheating trolley is arranged on the roller way and comprises a trolley body, a control module, a driving module and a heating device; the heating device and the driving module are connected with the control module; the heating device is fixedly arranged on the trolley body and comprises a gun barrel, a gas supply pipe, a connecting rod and a rotary permanent seat; the gas supply pipe is fixedly connected with the gun barrel; the gun barrel is detachably fixed on the connecting rod; the connecting rod is arranged on the rotary permanent seat. The semi-automatic preheating tool for processing a steel rail realizes the purpose that a workpiece welding position is uniformly preheated, reduces the welding workload, greatly improves the welding quality, and better solves the problem of non-uniform preheating.