28马力轮式拖拉机最终传动及驱动轴设计（含全套CAD图纸）.pdf

28 28 1 DESIGN OF FINAL DRIVE AND DRIVE SHAFT OF 28 HP TRACTOR ABSTRACT Tractor with a variety of echanical operations supporting dynamic self-propelled machinery, agricultural mechanization is the main machinery. In agriculture, he mainly used for traction and driving range to complete the form of field operations and agricultural transport. Changing rural economy booming township enterprises, expanding exchanges between urban and rural areas, road transport volume increased dramatically, So transport vehicles gap. In recent years, with the tractor into the field continues to deepen, from the types of operations by farming, harrows, sowing to harvesting expansion, plowing, planting, Spray, bundled in