Automatic coating device for carrier catalyst

The utility model provides an automatic carrier catalyst coating device which is uniform in coating and capable of avoiding hole blockage, and comprises a base, a weighing station, a coating station and a residual liquid suction station are arranged on the base and are respectively provided with a weighing tool, a slurry container and a negative pressure cover, the slurry container is connected with a catalyst slurry feeding system and is arranged in an overflow container, and the negative pressure cover is arranged in the overflow container. An operating mechanism translation device is arranged above the base and is connected with a carrier clamp lifting mechanism, a coating gas hood lifting mechanism and a carrier overturning clamp lifting mechanism, the carrier clamp lifting mechanism is provided with a carrier clamp, the coating gas hood lifting mechanism is provided with a coating gas hood, and a port of the coating gas hood lifting mechanism is sealed by an annular clamp capable of sleeving a carrier; a