Material scraping device for cement barrel

The invention discloses a material scraping device for a cement barrel. The material scraping device comprises a connecting shaft, wherein two scraping plates are arranged on the side wall of the connecting shaft; the scraping plates are both parallel to the axis of the connecting shaft; the scraping plates are in a right trapezoid shape; the upper bottom and the lower bottom of each scraping plate are both perpendicular to the axis of the connecting shaft; the straight edge waist line of each scraping plate is connected with the connecting shaft; the scraping plates are arranged on the connecting shaft in a central symmetry mode along the axis of the connecting shaft; supporting rods are arranged between the two scraping plates; the supporting rods are bent into an arc shape; the tail ends of each supporting rod are each connected with one scraping plate; the bending axis of the supporting rods coincides with the axis of the connecting shaft; a spring is arranged on each supporting rod in a sleeving mode; th