Automatic spraying robot

The utility model discloses an automatic spraying robot. Fixed base, a mounting plate is welded to one side of the fixed base. A stepping motor is mounted on the mounting plate; the output end of thestepping motor is in transmission connection with a lead screw through a coupler. Fixing blocks are symmetrically welded to the two ends of the fixing base, the two ends of the lead screw are rotationally connected with the fixing blocks at the two ends respectively, a sliding plate is arranged on the circumference of the lead screw in a sliding mode through a transmission nut, a first electric push rod is installed on the upper surface of the sliding plate, and a first connecting block is welded to the output end of the first electric push rod. The stepping motor drives the lead screw to rotate, so that the sliding plate horizontally moves on the lead screw, the first electric push rod can drive the first connecting block to move up and down, and the second electric push rod can drive thesecond connecting block t