MOBILE CONSTRUCTION 3D PRINTER Russian patent published in 2017 - IPC E04G21/04 B33Y30/00 B33Y40/00 B29C67/00 

FIELD: construction.

SUBSTANCE: device of a mobile construction 3D-printer includes a chassis comprising a platform with an engine mounted on it, with the drive to a propulsion device in the form of wheels; a lifting mechanism along the Z axis; a printing head comprising an extruder and an engine with a drive of an extruder mixture feeding mechanism; hardware with a power supply, a positioning device and a CNC control unit. The chassis platform additionally comprises a cabin with an operator's workplace and chassis control bodies inside it; a CNC hinge module, comprising a CNC hinge with mechanisms moving the printing head along the axes X, Y, Z, mounted thereon, and also the engines and the drives for each X, Y, Z axis, the CNC hinge holder configured to move by means of the lifting mechanism along the CNC hinge module, a mechanical fastening of the CNC hinge module with vertical and horizontal alignment mechanisms arranged on it, providing a predetermined deviation of the CNC hinge module and the CNC hinge itself in vertical and in horizontal, respectively; a device for preparing and feeding the mixture into the printing head; the hardware additionally comprises a control unit for the device for preparing and feeding the mixture.

EFFECT: significantly increasing the working area of the printer and achieving high accuracy in printing buildings and structures.

5 cl, 10 dwg