| 摘要 |
A material supply device for a 3D printer according to the present invention comprises: a material supply container for accommodating a granular material; a supply motor formed in an upper side of the material supply container; a supply screw coupled with a rotation axis of the supply motor, accommodated in the material supply container, and downwardly pressing a granular material to be supplied to a transferring module; a transferring module coupled with a lower side of the material supply container, and including a heating unit for dissolving a granular material pressed and provided from the supply screw and a cooling unit for cooling the material dissolved from the heating unit to be solidified before being discharged to a discharge hole in a lower side of a nozzle; a transferring tube for guiding a filament-type material cooled in the transferring nozzle and continuously discharged towards an extruding head; and an extruding head for receiving the filament-type material provided through the transferring tube, and discharging a product in a modable dissolved state. |
