本实用新型公开了一种塑料挤出机的进料装置,包括一底部带有出料口的料斗,料斗底部中设置有两根呈水平并列设置的进料螺杆;每根进料螺杆上的两侧分设有倒牙的进料螺旋螺棱和顺牙的进料螺旋螺棱,两根进料螺杆在同一侧的进料螺旋螺棱分别采用旋向相反的倒牙和顺牙且两者的齿牙相互交错设置。本实用新型设计的塑料挤出机进料装置,其可实现薄膜类废弃塑料的连续稳定进料,其自身设有大压缩防卡死和返回装置,具有超大压缩功能、返回循环装置、防止绕缠和自洁功能,可 The utility model discloses a feeding device for a plastic extruder, which comprises a hopper with a discharging outlet at the bottom, two feeding screw rods which are horizontally arranged in parallel and are arranged in the bottom of the hopper, On both sides of the feed screw spiral ribs are provided with inverted teeth and feed screw spiral ribs along the teeth, the feed screw spiral ribs on the same side of the two feed screws are respectively rotated in the opposite direction with the inverted teeth and both teeth Teeth interlaced set. The plastic extruding machine feeding device designed by the utility model can realize the continuous and stable feeding of the film-type discarded plastic with a large compression anti-jamming and returning device, an extra-large compression function, a return circulation device, Wrap and self-cleaning function, can be