cartridge for stereolithography machines, stereolithography machine and method for mixing a material

摘要

the invention is a cartridge (1, 100) for stereolithography machines (200) comprising a support structure (3) provided with connection means (10) suitable for removable connection to the stereolithography machine (200), a first reservoir (5 ) suitable for containing a material (m1, m2) and provided with a first duct (8) and with a distribution hole (81) suitable for placing it in communication with a container (4), a supply unit (7) suitable for feeding the material (m1, m2) from the first reservoir (5) to the container (4), shutter means (9) suitable for closing said distribution hole (81) of the first duct (8), and a second reservoir (12) suitable for containing the material (m1, m2). the cartridge (1, 100) additionally comprises a second duct (13) interposed between the first reservoir (5) and the second reservoir (12) in order to place them in communication with each other. the feed unit (7) is configured to transport the material (m1, m2) from the first reservoir (5) to the second reservoir (12) and vice versa through the second duct (13) when the shutter means (9) are in the position where they close the dispensing hole (81).