The invention provides an automobile catalytic converter recovery device, which comprises a feeding system, a cutting system, a collection system and a crushing and grinding system, wherein the feeding system consists of a slider, a guide chute and a mechanical arm, the cutting system consists of a cutter, a cutter track, a cutter track guide chute and a slider rotating controller, the collecting system consists of a collector and a shell conveyor belt, the collector is positioned below the cutter, the shell conveyor belt is driven by a motor and a crawler, the crushing and grinding system consists of a crusher, a grinder and a sieving machine which are positioned below the collecting system, a crushed material enters the grinder, and then enters the sieving machine after being ground. The automobile catalytic converter recovery device is reasonable in structure, and the effect of separating the shell and a catalyst of an automobile catalytic converter so as to be respectively recovered can be automatically realized.