Three-proofing paint spraying equipment for microelectronic assembly

The utility model discloses three-proofing paint spraying equipment for microelectronic components, which comprises supporting legs, a shell is arranged above the supporting legs, a fixed plate is arranged at the top in the shell, a motor is arranged on one side of the fixed plate, a rotating shaft of the motor penetrates through the fixed plate and is fixedly connected with a threaded rod, a movable block is arranged on the threaded rod, and the movable block is fixedly connected with the shell. The lower portion of the movable block is fixedly connected with a mounting plate, a spray gun is fixedly mounted on the mounting plate, two guide rails are arranged at the bottom in the shell, a tray is arranged on the guide rails, a plurality of through holes distributed in a matrix mode are formed in the tray, a liquid drainage groove is formed in the position, below the guide rails, of the shell, and a liquid drainage pipe is arranged in the middle of the lower portion of the liquid drainage groove. The spraying