Rapid crushing and separating device and method for kitchen waste

The invention discloses a rapid crushing and separating device for kitchen waste. The device comprises a treatment box and a base arranged below the treatment box, the left side of the base is fixedly connected with the left side of the treatment box through a support, a feeding hopper used for feeding is arranged at the upper end of the treatment box, and a discharging pipe is arranged at the lower end of the feeding hopper; the discharging pipe stretches into the treatment box, and a crushing assembly for crushing the kitchen waste is arranged in the treatment box. The device is designed for overcoming the defects of an existing device, the kitchen waste can be rapidly crushed, solid-liquid separation can be rapidly achieved, material raising treatment can be achieved during crushing, crushing dead corners are further eliminated, in the later discharging process, the material raising effect is also beneficial to separation of materials, and the practicability is high.