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Title: Device for controlling additive manufacturing machinery

Patent ·
OSTI ID:1771724

A computing device for controlling the operation of an additive manufacturing machine comprises a memory element and a processing element. The memory element is configured to store a three-dimensional model of a part to be manufactured, wherein the three-dimensional model defines a plurality of cross sections of the part. The processing element is in communication with the memory element. The processing element is configured to receive the three-dimensional model, determine a plurality of paths, each path including a plurality of parallel lines, determine a radiation beam power for each line, such that the radiation beam power varies non-linearly according to a length of the line, and determine a radiation beam scan speed for each line, such that the radiation beam scan speed is a function of a temperature of a material used to manufacture the part, the length of the line, and the radiation beam power for the line.

Research Organization:
Kansas City Plant (KCP), Kansas City, MO (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
NA0002839
Assignee:
Honeywell Federal Manufacturing & Technologies, LLC (Kansas City, MO)
Patent Number(s):
10,864,578
Application Number:
15/885,214
OSTI ID:
1771724
Resource Relation:
Patent File Date: 01/31/2018
Country of Publication:
United States
Language:
English

References (5)

The metallurgy and processing science of metal additive manufacturing journal March 2016
Apparatus and method for producing three-dimensional objects patent May 1999
Method for Additive Manufacturing patent-application June 2015
Laser Beam Irradiation Apparatus and Substrate Sealing Method patent-application June 2014
Method for Production of a Three-Dimensional Body patent-application November 2013

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