Kitchen waste disposer and treatment method thereof

The invention relates to the technical field of kitchen waste treatment devices, in particular to a kitchen waste disposer and a treatment method thereof. The kitchen waste disposer comprises a bag breaking device, and the bag breaking device comprises a placement mechanism, a cutter mechanism and a collection device; the placement mechanism comprises a placing rack, hinged plates and a hinge drive; the placing rack is arranged vertically, and the hinged plates are rotatably connected with one side of the placing rack through a connecting shaft; a cutting clearance is formed between the edges,close to each other, of the two hinged plates are, and the hinged plates can be driven by the hinge drive to rotate relatively to the placing rack; the cutter mechanism comprises a cutter, a cutter plate and a cutter vertical drive, and the cutter plate is connected with the placing rack perpendicularly to the direction of the placing rack; the cutter is connected with the cutter plate, and the cutter is staggered with t