Wheel-track coupling robot chassis based on separated track structure

The wheel-track coupling robot chassis based on the separated track structure comprises wheel bodies, a vehicle body, a shifting fork, a track, a gear motor, a coupler, a main shaft and a steering engine, the wheel bodies are arranged on the two sides of the vehicle body, the track is arranged on the wheel bodies, and the wheel bodies comprise a track supporting wheel, a hanging wheel, a driving wheel, a plurality of bearing wheels and an inducing wheel, the driving wheel is connected with the first bearing wheel through a chain, the hanging wheel is arranged between the driving wheel and the vehicle body, and the belt supporting wheel is arranged above the inducer; the main shaft penetrates through the vehicle body, one end of the main shaft is connected with the coupler, the coupler is connected with the gear motor, the other end of the main shaft is sequentially connected with the change gear and the driving wheel, steering engines are arranged on the two sides of the vehicle body and connected with shifti