| 摘要 |
Apparatus and methods for producing three-dimensional objects are disclosed. The apparatus for solid freeform fabrication comprises a movable nozzle (1) comprising a nozzle opening (2), a heating element (3) connected to the movable nozzle, a driver (4) connected to the movable nozzle, a platform (5) for receiving a build material (8) from the movable nozzle, and a hopper (6) for providing the build material to the driver, the hopper comprising a hopper opening (7), wherein the nozzle opening and the hopper opening are capable of simultaneous alignment on a straight axis such that the build material, when present, is capable of traveling along the straight axis at least from the hopper opening until the build material attains a flowable state. |
