SUPPORTING DEVICE FOR DISCHARGE CULM CUTTER

PURPOSE:To firmly and stably support a discharge straw cutter while reinforcing the periphery of a thresher, by connecting a connecting frame of a car body positioned on the discharge straw side to the machine body at the back of the thresher and supporting the discharge straw cutter on the connecting frame. CONSTITUTION:A connecting frame 5 is connected by upwardly extending plural supporting rods 4 and 4' having base parts attached to a car body 2 positioned on the discharge straw side of a thresher 1. The back supporting rod 8 is positioned behind the supporting rod 4 and the base part is attached to the car body. A pivoting part of a discharge straw cutter 7 is supported by the tip thereof and the rod 8 is connected to the connecting frame 5 through a transverse rod 10 and vertical rod 11. The connecting frame 5 is integrally connected to the back machine body 6 of the thresher through connecting rods 12 and 12'. The discharge straw cutter 7 consists of a cutting part 13 and a guide passage frame 14 and the cutting part 13 is provided with raking rotors 17 on one 15 of two parallel rotating shafts 15 and 16. Disk blades 18 are provided on the other 16. The periphery of the guide passage frame 14 is surrounded by guide plates 19 and diffusing blades 21 are placed on a rotating shaft 20 therein and provided under the cutting part 13 to diffuse the cut discharge straws.