Stable lifting cleaning device for multi-nozzle trolley

The utility model provides a stable lifting cleaning device for a multi-nozzle trolley, which comprises a lifting mechanism, a cleaning mechanism and a printing trolley, the lifting mechanism comprises a lifting fixed base, a guide plate, a guide fixed seat and a guide fixed seat connecting rod, and a lifting sleeve is fixedly mounted at the top of the lifting fixed base; the stable lifting cleaning device for the multi-spray-head trolley is reasonable in design, stable guiding is achieved through transmission of the lead screw nut mechanism and cooperation of the lead screw nut mechanism andthe four guide plates, in addition, the fixed position of the cleaning scraping piece is arranged to be an inclined wedge-shaped face, the scraping piece has an inclined angle with a spray head afterbeing installed, and buffering exists when the spray head makes contact with the cleaning scraping piece; the problem of ink splashing caused by rigid contact between the spray head and the cleaning scraper is effectively avoi