Gear reduction unit for counter-rotating or co-rotating twin-screw extruders

摘要

The present invention relates to a gear reduction unit for counter-rotating or co-rotating twin-screw extruders which comprises, inside a casing, an input shaft (2), coupled to a chain of reduction gears associated with a first and second output shaft (3,4).;The main feature of the invention is that the gear reduction unit further comprises, on said first and second output shafts (3,4), thrust bearings (30,31), which are offset from one another along the axial extension of the respective shafts.