| 摘要 |
According to the present invention, disclosed is a three-dimensional (3D) printer comprising: a base plate (130) having a position adjusted in an XY direction by being loaded on a Y axis transferring tool (110) and an X axis transferring tool (120) disposed on a frame (101); a nozzle module (140) disposed in a vertical direction and fitted into and coupled with a nozzle insertion groove (131) formed in the base plate (130) to be detachable to the base plate (130); a pressing module (150) for pressing the nozzle module (140), coupled with the base plate (130), and fixing the nozzle module (140) fitted into and coupled with the nozzle insertion groove (131) on the base plate (130); a worktable (170) installed on a Z axis transferring tool (160) having a position relatively adjusted to a Z direction with respect to the nozzle module (140); and a filament supplying unit (180) disposed in one side of the frame (101), and supplying a wire-shaped thermoplastic filament to the nozzle module (140). |
