Adjustable high formula building material apparatus of both arms circulation

The utility model provides an adjustable high formula building material apparatus of both arms circulation, characterized by includes hopper, scraper bowl, motor and mounting panel, the rigid couplinghas two first montants on two angles of upper end open -ended hopper front end, terminal and the horizon bar rigid coupling of first montant, and the end of horizon bar passes through the upper end rigid coupling of second montant and mounting panel, the scraper bowl has two, distributes in the both sides of hopper, and every scraper bowl rigid coupling has a branch, and two common rigid couplings of branch have the pivot by motor drive in the both ends of total pole, the middle part rigid coupling of total pole, and the opening opposite direction of mounting panel, two scraper bowls is passed in the pivot, the lower extreme rigid coupling of mounting panel has two at least spiral shell rasp bar, and spiral shell rasp bar's lower extreme screw has cup jointed upper end open -ended threadtube, thread tube's lower