<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Thermal analysis of laser processes can be used to predict thermal stresses and consequently deformation in a completed part. Analysis of temperature is also the basic for feedback of laser processing parameters in manufacturing. The quality of laser sintered parts greatly depends on proper selection of the input processing parameters, material properties and support creation. In order to relatively big heat stress in the built part during sintering process, the thermal simulation and thermal analysis, which could help better understand and solve the issue of parts deformations is very important. Main aim of presented work is to prepare input parameters for thermal simulations by the use of RadTherm software (Thermoanalytics Inc., USA), directly during the sintering process and after the process and find out the impact of the heat stress on a final shape and size of the prototype. Subsequently, an annealing process of constructed products after DMLS could be simulated and specified.</p></abstract>

Thermal analysis of laser processes can be used to predict thermal stresses and consequently deformation in a completed part. Analysis of temperature is also the basic for feedback of laser processing parameters in manufacturing. The quality of laser sintered parts greatly depends on proper selection of the input processing parameters, material properties and support creation. In order to relatively big heat stress in the built part during sintering process, the thermal simulation and thermal analysis, which could help better understand and solve the issue of parts deformations is very important. Main aim of presented work is to prepare input parameters for thermal simulations by the use of RadTherm software (Thermoanalytics Inc., USA), directly during the sintering process and after the process and find out the impact of the heat stress on a final shape and size of the prototype. Subsequently, an annealing process of constructed products after DMLS could be simulated and specified.

MATERIAL AND THERMAL ANALYSIS OF LASER SINTERTED PRODUCTS

Faculty of Mechanical Engineering, Department of Biomedical Engineering and Measurement, Technical University of Košice, Letná 9, 042 00 Košice, Slovakia

Faculty of Mechanical Engineering, Department of Machine Design, Transport and Logistic, Technical University of Košice, Letná 9, 042 00 Košice, Slovakia

Acta Mechanica et Automatica

{"article-title":"MATERIAL AND THERMAL ANALYSIS OF LASER SINTERTED PRODUCTS"}

Thermal analysis of laser processes can be used to predict thermal stresses and consequently deformation in a completed part. Analysis of temperature is also...

MATERIAL AND THERMAL ANALYSIS OF LASER SINTERTED PRODUCTS

Published Online: Jan 22, 2014

Page range: 15 - 19

DOI: https://doi.org/10.2478/ama-2013-0003

This content is open access.