All-pole sugarcane harvester travelling by virtue of hydraulic stepless speed change drive of front wheels

The invention provides an all-pole sugarcane harvester travelling by virtue of hydraulic stepless speed change drive of front wheels. The all-pole sugarcane harvester provided by the invention is characterized in that a driving axle assembly and a steering axle assembly are connected with an underframe, the driving axle assembly is arranged at the front bottom of the underframe, the steering axle assembly is arranged at the rear bottom of the underframe, a channel is arranged in the middle of the underframe and inclines from front to back with a certain angle, the input terminal of the driving axle assembly is connected with a speed changing box; the input terminal of the speed changing box is connected with a travelling hydraulic motor; and an engine which is connected onto the underframe and is longitudinally placed is arranged at the rear of the channel. Matching power of the all-pole sugarcane harvester provided by the invention is the engine more than 40KW, the all-pole sugarcane harvester provided by th