Grass mower with weed recognition function

The invention discloses a grass mower with a weed recognition function. The grass mower comprises a central processing unit, a camera, a display screen, a control system and a grass mowing main machine. The camera transmits picture information shot by the central processing unit to the control system to display the picture information on the display screen. The grass mowing main machine is started or stopped by the control system and comprises a shear, a power machine, a triangular transmission belt, a front driving wheel and an operating rod. The operating rod is pulled, the power machine generates power, the triangular transmission belt drives the shear to shear weed quickly, the weed is sheared into pieces by the shear, and the smashed weed is mixed with soil and then buried. According to the grass mower, the weed is recognized through pictures shot by the camera, and the control system controls the grass mowing main machine to mow the weed according to the information, so that damage to flowers and trees can be avoided, intelligent grass mowing is achieved, efficiency is improved and labor is saved.