Sponge hafnium production and purification device

The utility model discloses a sponge hafnium production and purification device, which relates to the field of metal smelting and comprises a hafnium tetrachloride sublimation furnace, a magnesium ingot melting furnace and a reduction communicating pipeline, the reduction communicating pipeline is communicated with the hafnium tetrachloride sublimation furnace and the magnesium ingot melting furnace, the sponge hafnium production and purification device comprises a cooling device, and the cooling device is communicated with the magnesium ingot melting furnace through a distillation communicating pipeline. Distillation control valves are arranged at the two ends of the distillation communicating pipeline; the cooling device comprises an outer barrel, a cooling water jacket is arranged on the outer wall of the outer barrel, a sealing end cover is installed at the top of the outer barrel, a detachable bottom shell is arranged at the bottom of the outer barrel, and a vacuumizing pipe opening is formed in one side