RETAINING DEVICE FOR AN EXTRUDER HOUSING

摘要

The invention relates to an extruder (10) which has an extruder housing (11). The housing has at least two housing parts (12 13) and is provided with a delivery channel in order to extrude a medium at least one screw conveyor being located in said channel. The extruder housing (11) is releasably retained on a frame (18) by means of a first retaining device (20) and a shaft section (28) of the screw conveyor is releasably connected to a drive device (26). According to the invention the housing parts (12 13) are fixed relative to one another by means of a second retaining device (22) and the extruder housing (11) is connected to the frame (18) and secured against displacement in the longitudinal direction of the extruder housing (11) by means of a third retaining device (25). When the first (20) and third retaining device (25) are released the housing parts (12 13) can be removed as a unit from the frame (18).