Vacuum brick extruder

The utility model discloses a machine for pressing the clay into adobe, belonging to the vacuum extruder technology, which mainly adopts the technical proposal that the sealing spiral vane and the extruding spiral vane are both arranged on a power-output shaft connected with a power deceleration transmission device; the bearing of the power-output shaft is arranged between the sealing spiral vane and the extruding spiral vane; a stuff-passing port for extruding the clay outside is arranged outside the bearing support of the bearing. Compared with the prior art, the utility model has the advantages of simple structure, functional reliability, high mechanical transmission efficiency, compact size, convenient maintenance and other advantages.