Exhaust system of quick shaping psammitolite

The utility model discloses an exhaust system of quick shaping psammitolite, quick shaping psammitolite includes appearance, lower appearance and whole psammitolite, exhaust system includes: a plurality of psammitolite exhaust holes, the bottom at whole psammitolite is arranged to its longitudinal separation, a plurality of first appearances exhausts hole, its longitudinal separation arrange in the bottom of the recess of appearance down, and the same and position of the quantity in the quantity in first appearance exhaust hole and psammitolite exhaust hole corresponds, exhaust first vertical exhaust passage of hole and psammitolite row pore forming exhaust system of first appearance, at least one second appearance exhaust hole, its transversal arrangement is in the bottom of appearance down, and the outside of quick shaping psammitolite is access to to the at least one end in second appearance exhaust hole, and second appearance exhaust hole communicates with a plurality of first appearances exhaust hole. Th