Tractor installation with half track anti sinking and anti-skid

A rubber half track walking device for a combine harvester, consisting of a driving wheel (6), a support wheel (5), a guide wheel (1), a rubber track (3), a trolley bracket (4), a connecting plate seat (8), a shaft seat assembly (9), a joint bearing seat assembly (10), a transmission shaft (7), etc., characterized in that: the inner spherical surface of the internal shaft seat assembly (9) cooperates with the outer spherical surface of the connecting plate seat (8) to form support, and the outer joint bearing seat assembly (10) cooperates with the shaft head of the driving wheel (6) to form support; \The driving wheel (6) is connected to the edge of the combine harvester. The driving wheel (6) is installed above the trolley bracket (4) through a bracket. The front tensioning guide wheel (1), rear guide wheel (1), and support wheel (5) are installed above the rubber track (3) track at the lower part of the trolley bracket (4). The rubber track (3) surrounds the driving wheel (6), front guide wheel (1), rear guide wheel (1), and support wheel (5) in a triangular shape.