Automatic spraying equipment and spraying method thereof

The invention provides automatic spraying equipment and a spraying method thereof, and relates to a spraying machine. The automatic spraying equipment comprises a spraying robot and a coating stirringpump truck, wherein the spraying robot and the coating stirring pump truck are controlled by a remote controller; the coating stirring pump truck is connected with the spraying robot through a pipeline; the spraying robot comprises a caterpillar band chassis A on the lower portion of a bottom plate as well as a control system, a telescopic mechanical arm, a feeding pump, a storage box and a mainmotor which are mounted on the upper portion of the bottom plate; the control system is connected with the main motor and the feeding pump respectively; a feeding opening of the feeding pump is connected with the storage box through a pipeline; a material pipeline is arranged on the telescopic mechanical arm; and a discharging opening of the feeding pump is connected with the material pipeline. The automatic spraying equip