STRAW CHOPPING DEVICE OF FULL-FEEDING COMBINE HARVESTER

摘要

A straw chopping device of a full-feeding combine harvester comprises a chopping device installing frame (4), wherein a movable cutter device and a stationary cutter device (3) are arranged on the chopping device installing frame (4), the movable cutter device comprises a rotary cutter shaft (2) and a plurality of rotary cutters (2a) arranged on the rotary cutter shaft (2), and the rotary cutters (2a) are in spiral arrangement in at least one row along the axial direction of the rotary cutter shaft (2).