Infrared imaging of the polymer 3D-printing process

Ralph B. Dinwiddie, Vlastimil Kunc, John M. Lindal, Brian Post, Rachel J. Smith, Lonnie Love, Chad E. Duty

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

62 Scopus citations

Abstract

Both mid-wave and long-wave IR cameras are used to measure various temperature profiles in thermoplastic parts as they are printed. Two significantly different 3D-printers are used in this study. The first is a small scale commercially available Solidoodle 3 printer, which prints parts with layer thicknesses on the order of 125 μm. The second printer used is a "Big Area Additive Manufacturing" (BAAM) 3D-printer developed at Oak Ridge National Laboratory. The BAAM prints parts with a layer thicknesses of 4.06 mm. Of particular interest is the temperature of the previously deposited layer as the new hot layer is about to be extruded onto it. The two layers are expected have a stronger bond if the temperature of the substrate layer is above the glass transition temperature. This paper describes the measurement technique and results for a study of temperature decay and substrate layer temperature for ABS thermoplastic with and without the addition of chopped carbon fibers.

Original languageEnglish
Title of host publicationThermosense
Subtitle of host publicationThermal Infrared Applications XXXVI
PublisherSPIE
ISBN (Print)9781628410426
DOIs
StatePublished - 2014
EventThermosense: Thermal Infrared Applications XXXVI - Baltimore, MD, United States
Duration: May 5 2014May 7 2014

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9105
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceThermosense: Thermal Infrared Applications XXXVI
Country/TerritoryUnited States
CityBaltimore, MD
Period05/5/1405/7/14

Funding

FundersFunder number
Advanced Manufacturing Office
U.S. Department of Energy

    Keywords

    • 3D-Printing
    • ABS
    • Additive Manufacturing
    • Carbon Fibers
    • Extrusion Temperature
    • Fusion Deposition Modeling
    • Temperature Decay
    • Thermography

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