Grain collecting robot and control method thereof

The invention discloses a grain collecting robot and a control method thereof. The grain collecting robot comprises a moving platform, grain collecting mechanismd, a bagging mechanism, a driving mechanism, a sensor and a controller, wherein a walking mechanism capable of horizontally moving is arranged at the bottom of the moving platform, the grain collecting mechanisms comprise the belt type grain collecting mechanism and the air suction type grain collecting mechanism, the bagging mechanism is in butt joint with the grain collecting mechanisms, and the driving mechanism is used for drivingthe walking mechanism, the grain collecting mechanisms and the bagging mechanism. According to the technical scheme provided by the invention, primary collection is carried out on grains through the belt type grain collecting mechanism, the air suction type grain collection mechanism is used for carrying out secondary collection on the grains which are not collected by the belt type grain collection mechanism, then the ba