Active heat dissipation and slag prevention device for flash butt welding movable clamp

The utility model discloses an active heat dissipation slag prevention device for a flash butt welding movable clamp, which comprises a table top and a movable clamp bottom plate, an electrode copper table is arranged on the movable clamp bottom plate, and an electrode is arranged on the electrode copper table; an air inlet and an air outlet are formed in the bottom of the electrode copper table, and a first air inlet pipeline and a first air outlet pipeline are arranged in the electrode copper table; a pipeline in the electrode comprises a frame-shaped shunting pipeline, a second air inlet pipeline and a second air outlet pipeline; the movable clamp bottom plate, the dustproof shield and the thrust plate form a cavity; a cooling gun connected with a compressed air source is arranged in the cavity; cold air enters the electrode copper table through the first air inlet pipeline, then enters the electrode through the second air inlet pipeline, flows out of the electrode through the second air outlet pipeline af