The utility model discloses a separation device for separating bottle caps and labels from plastic bottles before bottle crushing, including a multi-roller transmission box. A feeding port is arranged at the upper part of the multi-roller transmission box, and at least one pair of toothed rollers, at least one pair of compression rollers and at least one pair of cutter rollers are installed from top to bottom inside the box. Transmission shafts are arranged at both ends of all rollers, movably mounted on the box body and driven by a driving device. A discharge port is arranged at the lower part of the multi-roller transmission box, and a separation cylinder is installed below the box. An inlet matched with the discharge port is opened on the upper part of the separation cylinder, and grid-shaped discharge holes and a discharge outlet are sequentially arranged at the lower part. A combined transmission shaft connected to the output shaft of a material pushing motor is arranged inside the separation cylinder, on which a material pushing spiral and fixed cutters are installed in sequence. The device is widely applied in the field of plastic recycling.

Area Code: CN

Application Number: CN200620076739.1