Special crusher for vacuum rapid hardening furnace

The utility model discloses a special crusher for a vacuum rapid hardening furnace, which comprises a material collecting shell and a driving component, a water cooling copper roller used for condensing liquid metal, a primary smashing mechanism used for primarily smashing condensed metal plates and a secondary smashing mechanism used for secondarily smashing metal fragments obtained after primary smashing are arranged in the material collecting shell from top to bottom. A blanking hopper is arranged at the bottom of the material collecting shell below the secondary crushing mechanism; a gear chain transmission mechanism is arranged between the primary crushing mechanism and the secondary crushing mechanism and is simultaneously driven by a driving assembly; the primary crushing mechanism and the secondary crushing mechanism are matched with each other, so that the metal sheets can be crushed more thoroughly; and a crushing rod and a hammering rod of the primary crushing mechanism are matched with each other,