The present invention is one fast forming apparatus, in which the virtual image stored in the memory of computer is tomographically treated and the tomographical treatment obtained contours are jet printed one layer by one layer with fluid onto the powder in the constituting platform for combining with powder so as to form stereo real object. The fast forming apparatus includes the jet printing mechanism and firmware interfaces of a printer or a plotter, one work platform with tomographically operating software and jet printing control firmware, and one computer with memory with stored virtual image. |