| 摘要 |
The present invention provides a 3D printer, which comprises: a frame (10); a head (60) installed with a nozzle (61) for melting and discharging a molding material, equipped with a first and a second transport rod (64, 66) extended by penetrating in directions perpendicular to each other having the height difference, and transported to X and Y directions along the movement of the first and second transport rods (64, 66); a head transport device equipped on the frame (10) for supporting and transporting the first and second transport rods (64, 66); and a bed (90) installed on the lower side of the nozzle (61) inside the frame (10) for being transported in the Z direction. |
