The water inlet of spiral axle and axle head adopt pig iron cover for wear proofing and long life operation. The lifting equipment has two types, manual control and electric control.
螺旋轴的入水头、轴头、采用生铁套，耐磨耐用，提升装置分电动和手动两种。
3
This paper briefly introduces the structural principles of lifting mechanism of the tractor's rear axle and the equations of calculation have been derived from force analyses.