APPARATUS FOR MANUFACTURING PARTS BY SELECTIVE MELTING OF POWDER

摘要

The invention relates to an apparatus for manufacturing parts by selective melting of powder, which apparatus comprises a vessel, the bottom of which consists of a mobile plate (6), a means for carrying powder into the vessel, and a means for generating and moving a laser beam or an electron beam designed to cause selective melting of the powder in the vessel. The mobile plate (6) is provided with a means (24) for tensioning in at least one direction (X) parallel to the plane thereof.