CPC B23K 9/124 (2013.01) [B23K 9/007 (2013.01); B23K 9/16 (2013.01); B23K 26/348 (2015.10); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B23K 2103/05 (2018.08); B23K 2103/10 (2018.08)] | 19 Claims |
1. An additive manufacturing system comprising:
an energy source configured to direct an energy beam toward a component to form a melt pool; and
a material delivery device comprising:
a feed actuator configured to feed a wire toward the melt pool; and
control circuitry comprising a measurement circuit configured to, in response to a control signal indicating measurement of an arc voltage:
discharge a current to the wire to generate an arc from the wire to the component; and
measure the arc voltage between the wire and the component corresponding to a distance between the wire and the melt pool.
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