Extruder feeding device and extruder

The utility model discloses an extruder feeding device and extruder, including a feeding cylinder and a conveyer, a conveyer crosses a feeding cylinder inner chamber, a conveyer's the other end be connected with first motor and by first motor drives and rotates, two at least hoppers are installed to the top of feed inlet, the upper portion of hopper inner chamber is provided with agitating unit, the lower part of hopper inner chamber is provided with press device. The utility model discloses an upper portion at the hopper inner chamber sets up agitating unit for take the material on hopper inner chamber upper portion the lower part of hopper inner chamber to, and at the lower part of hopper inner chamber installation press device, be used for pushing the lower part material of hopper innerchamber a feeding cylinder's feed inlet, carry to the extruder barrel in by a conveyer again, avoided effectively if PET mixes material etc. Gently the thin material piece bridging phenomenon takes place at above the hopper.