| CPC B29C 64/364 (2017.08) [B29C 64/106 (2017.08); B29C 64/255 (2017.08); B29C 64/321 (2017.08); B29C 64/35 (2017.08); B33Y 30/00 (2014.12); B33Y 40/00 (2014.12)] | 17 Claims |
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1. A processing machine that performs additive manufacturing processing for a workpiece with a molten material at a position, the processing machine comprising:
a first cover having a first wall and a second wall that face each other in a horizontal direction and defining a processing area between the first wall and the second wall, the first wall including a first opening thereon allowing a gas to flow into the processing area, the processing area being configured within the first cover;
the processing machine further comprising
an induction flow generator that generates a gas flow flowing from below to upward along the second wall, the first cover being including a second opening thereon allowing the gas to flow out from the processing area;
the processing machine further comprising
a second cover that is disposed outside of the first cover and defining an accommodation space which is disposed outside of the first cover and is separated from the processing area, and
a material powder supply device that is disposed in the accommodation space that is outside of the first cover and is configured to supply a powder material from the accommodation space toward the processing area via the first cover,
the induction flow generator including
a first blower that supplies a gas from the accommodation space into the processing area via the first cover,
the accommodation space being configured outside the first cover,
the first blower being configured at an upper part of the second wall,
the first blower and the second opening being configured on a side opposite to the first wall,
the position being located between the first and second walls,
the second wall being located between the position and the material powder supply device.
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