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US 9,962,799 B2Granted
Method and machining device by combined addition of material and shaping
AssigneeEcole Centrale De Nantes
InventorsJean-Yves Hascoet, Gilles Carabin, Pascal Mognol
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Abstract
A machining method and apparatus for machining a part comprises a machining head and motorized axes comprising a rotary axis for displacing the machining head in a working space. Apparatus comprises a mechanism for positioning a part and holding it in position the working space. The machining head comprises a support for supporting a material shaping tool and a supply device for supplying material.
Claims15
Apparatus for machining a part, comprising:
- a single machining head connected to a ram by a fastening interface, and motorized axes comprising a rotary axis configured to displace the machining head in a working space;
- a mechanism configured to position and hold the part in position in the working space;
- the machining head comprises a support configured to constantly support a spindle, the spindle holding a shaping tool and two supply devices, each supply device being configured to supply a material by projecting a molten metallic powder;
- said each supply device comprising a nozzle with an orifice configured to spray a metallic powder, and a laser configured to generate a laser beam coaxial with the orifice of the nozzle and configured to melt the metallic powder as it is sprayed by the nozzle;
- and
- wherein the two supply devices are fitted in the machining head on guides configured to retract the supply device into the machining head when the shaping tool is in use.
3 more elements
Dependencies are inferred from the claim text.