Spraying vehicle suspension structure with balanced stress

The utility model relates to the technical field of industrial printers, in particular to a spraying vehicle suspension structure with balanced stress, which comprises a spraying vehicle arranged on a main beam of a printer, the spraying vehicle is connected with a linear motor through a suspension frame, the suspension frame comprises a right-angle support, the right-angle support comprises a horizontal part, and the linear motor comprises a stator, a rotor, a first guide rail and a first sliding block. The stator is arranged on the lower surface of the main beam in the length direction, the rotor is arranged on the rotor fixing plate, the rotor fixing plate is fixedly connected with the horizontal portion of the right-angle support downwards, and the right-angle support is connected with the spraying vehicle downwards. The first sliding block is arranged on the upper surface of the rotor fixing plate, and the first guide rail is arranged on the lower surface of the main beam and located over the first slidi