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TCT 2007
Rapid Manufacturing Conference papers
DocumentsDate added
Edson Costa Santosa, Masanari Shiomia, Kozo Osakadaa
Department of Mechanical Science and Bioengineering, Osaka University, Japan
Tahar Laoui
School of Engineering and Built Environment, University of Wolverhampton, Wolverhampton, UK
This paper presents an overview on the various research efforts deployed in the past decade or so towards the manufacture of metal components by different laser processing methods using different commercial machines. The materials and applications suitable to rapid manufacturing of metal parts by these techniques are also discussed.
Kenny Dalgarno, University of Leeds, UK
This paper outlines
the current state of the art in the customisation of medical devices and
implantable parts and systems, presents details of some projects which are
ongoing at the University of Leeds, and outlines future research directions in
this field.
P. Berce1, H. Chezan1, N. Balc
Technical
University of Cluj-Napoca, Department of Manufacturing Engineering, Romania
The paper
presents the manufacturing process of the custom implants, used for skull
reconstruction.
Medical
applications are some of the most interesting applications of the rapid
prototyping and manufacturing technologies. These technologies are able to
produce a physical model of the anatomic structures, which is very useful for
diagnosis, surgery planning, training, and for design and manufacture of the
custom implants.
P.Fischer, V.Romano, University of Bern, Switzerland
H. Weber ,
S.Kolossov, Swiss Federal Institute of Technology, Lausanne, Switzerland
Investigation into the interaction of near infrared pulsed laser
radiation with metallic powders both theoretically and experimentally at
1.064 mm with a pulsed Nd:YAG laser.
T. Laoui, S. K. Shaik, University of Wolverhampton, UK
E. Santos, K. Osakada, M. Shiomi, M. Morita, F. Abe, University of Osaka, Japan
N.K. Tolochko, National Academy of Sciences of Belarus, Belarus
This paper discusses the influence of various process parameters on the characteristics of medical implants made by laser forming involving both laser sintering and laser melting. The mechanical properties of the laser processed medical implants are reported.
Vasiliki Stamati &
Ioannis Fudos, Department of Computer Science, University of Ioannina, Greece
ByzantineCAD is
introduced: a parametric CAD system for the design of pierced medieval
jewellery, which is created by piercing, a traditional Byzantine technique. It is
an automated parametric system where the design of a piece of jewellery is
expressed by a collection of parameters and constraints.
2004 Elsevier Ltd. All
rights reserved.
G.E. Knoppers, J.
Dijkstra, W.P. van Vliet, TNO Science and Industry, The Netherlands
RM utilizes the
application of different materials in parts by stacking a sequence of layers.
Based on the requirements of the part, mixtures of materials, so-called
Functionally Graded Materials, can be used to compose the product
functionality. TNO developed a new computer tool which enables the user to
specify Functionally Graded Materials.
SINTEF, Casper van der Eijk, Olav
Åsebø, Øyvind Kolnes, Terje Mugaas, Roald Karlsen, Rune Skjevdal and Klas
Boivie.
A new method of rapid manufacturing called the Metal Printing Process
(MPP) is under development at SINTEF in
Norway. This
method is using xerography to build objects using powders of metals and ceramics
in a layered manner.
Keywords: Rapid Manufacturing, Near-Net Shape Processes, Metal
Printing Process.
Klas Boivie,
NTNU, Department of Production and Quality Engineering, Norway
Roald Karlsen, SINTEF Technology and Society,
Production Engineering, Norway
Casper van der Eijk, SINTEF Materials and Chemistry,
Metallurgy, Norway
Presented at The 17th Solid Freeform Fabrication
Symposium, August 14.-16. 2006, Austin, Texas,
USA
The Metal Printing Process (MPP) is a novel Rapid
Manufacturing process under development at SINTEF and NTNU (Norwegian University
of Science and Technology) in Trondheim, Norway. This paper addresses some of
the most critical material issues at the current development stage of MPP, and
the present solutions to these.
Slavko
Dolinsek, University of Ljubljana & RTCZ, Slovenia; Chris Lewis Jones, Delcam
plc, United Kingdom, Rafael Valero, AIJU, Spain; Anton Gerrits, TNO Science
& Industry, The Netherlands
The
ambitious scope of the European initiative CUSTOM-FIT, a Framework 6 Integrated
Project, is to create a fully integrated system for the design, production and
supply of individualized products. Personalized to fit geometrically and
functionally the requirements of the citizen for (initially) the medical &
consumer goods sectors.
In this paper the author looks beyond these „traditional engineering metrics? of process selection, into the socio-economic benefits of RM and how the technology can be used to enable entire new business models and supply chains.
The paper looks at where RM can add value across the product life cycle, from customer engagement and new supply chain configurations to new service and supply models. The paper looks at the environmental and societal benefits of RM and how the technology can and will be used to respond to shifting global demographic and economic patterns, such as the aging population, increasing fuel costs, limited natural resources and ever changing consumer trends.
This paper deals with a few general questions:
- What is Rapid Manufacturing?How Does Additive Layer Manufacturing Work?
- Why is RM becoming so important to the UK Economy?
- Why is RM different to traditional manufacturing?How will RM affect the traditional supply chain?
- How did we get to where we are today?
- The polymeric to metallic RM divide? So what are the processes available for ‘direct’ metallic RM?
Ana Cruz García, Instituto de
Biomecánica de Valencia, Spain
The objective of this paper is to present a new
service concept of Simulation Service Provider for orthopaedic surgery
(ORTHOSIM), aimed at the health community and implant industry. ORTHOSIM
service shall offer virtual analyses the implant behaviour after implantation
in a customized implant-patient configuration. It will be presented in
e-challenges.
Dr. Martin
Hedges, Neotech
Services MTP, Germany
This paper,
originally presented at the "Cost
Effective Manufacture via Net Shape Processing" NATO-RTO AVT - 139 conference
introduced the Laser Engineered Net Shaping (LENS)technology for
RM, modification and repair of aerospace and defence components in high
performance materials such as titanium, nickel, cobalt and steel alloys.
Reiner Götzen,
microTEC Gesellschaft für Mikrotechnologie mbH, Germany
Article as
published for Haifa Conference, with details about RM based micro systems
production.
Reiner Götzen & Andrea Reinhardt, microTEC Gesellschaft für Mikrotechnologie GmbH, Germany
Product and technologies overview about RM made mems and small parts. Several applications are shown: life science (polymer lab on chip systems), tooling (gear wheels and grippers), sensors (high integrated pressure and SAW sensors).
Professor Phill
Dickens, Loughborough
University, England
RM is starting to have an impact on the way
designs are formulated and then on how parts are produced. This paper discusses
the wide variety of impacts on the Virtual and Physical Prototyping that is
being undertaken and will be in the future. Many changes will need to occur in
both of these areas with Physical Prototyping becoming less important and
Virtual Prototyping become paramount.
Philip Delamore, Research Fellow London College of Fashion
High performance football boots for professional players have the potential to take the proof-of-concept of an approach focusing on highly individualized products to a market success. At the same time, they point to a long term strategy to enable the development of the manufacturing technologies involved to a cost and performance level that would serve in the production of consumer products on a mass customization
scale.
This paper presents the background, motivation and research targets of a research project dealing with various finishing technologies to influence the performance of laser sintered parts with the focus on football boot out soles for professionals.
KU Leuven, J.P. Kruth, P. Mercelis, L. Froyen, M. Rombouts
Proceedings 15th Solid Freeform Fabrication
Symposium, 2004
This paper presents a survey of the
various binding mechanisms in SLS and SLM, which are responsible for the broad range of materials
and applications. Basic binding mechanisms involve solid state sintering, chemically induced
binding, liquid phase sintering, partial melting and full melting.
J.-P. Kruth, B. Vandenbroucke, J. Van Vaerenbergh, P. Mercelis
Division PMA, Department of Mechanical Engineering, Katholieke Universiteit Leuven, Belgium
Rapid Manufacturing (RM) has come up because of technical improvements of Layer Manufacturingprocesses. Selective Laser Sintering (SLS) andSelective Laser Melting (SLM) techniques are nolonger exclusively used for prototyping and the possibility to process all kind of metals yields opportunities to manufacture real functional parts, e.g. injection moulds (Rapid Tooling).
Ralf
Becker, Andrzej Grzesiak, Axel Henning, Fraunhofer Institute Manufacturing
Engineering and Automation (IPA), Germany
RM
processes provide designers, mechanical and process engineers with a lot of
changes and opportunities. It is necessary to show them, how their work and
processes will change due to these new technologies.
F. Klocke, C.
Wagner, C. Ader, Fraunhofer-Institute of Production Technology
IPT, Germany
The objective of
this paper is to enhance the know-how on the interaction of physical mechanisms or sub processes in Selective Laser Sintering
(SLS).
Dr.-Ing. Dirk Godlinski, Fraunhofer-Institut für Fertigungstechnik und Angewandte Materialforschung (IFAM)
Die Herstellung metallischer Bauteile bzw. Werkzeugeinsätze mit Hilfe
des neuen Rapid-Prototyping Verfahren ProMetal 3D-Printing.
Ralf Schindel FHS
Hochschule für Technik, Wirtschaft und Soziale Arbeit, St.
Gallen, Switserland
Eine Zusammenarbeit der TECAN Group
Ltd, Männedorf, und der FHS Hochschule für Technik, Wirtschaft
und Soziale Arbeit St. Gallen, Institut für Rapid Product
Development
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