Wall building assistor for house building

The utility model relates to the technical field of building construction, in particular to a house building wall building assistor which comprises a material box provided with a feeding opening, a discharging opening and a handle, and a pressing plate used for extruding cement mortar to the discharging opening is hinged to the opening wall of the feeding opening; a sealing plate for sealing the discharging opening is arranged on the lower surface of the material box, a driving part is slidably embedded in the lower surface of the material box in the vertical direction, and the driving part drives the sealing plate to be away from or close to the discharging opening while moving up and down; a scraper and at least two rollers are arranged on the lower surface of the material box corresponding to the discharging port, the lowest positions of the rollers and the discharging port are arranged at intervals, the scraper is located between the discharging port and the rollers, and when the driving piece moves upwar