Conference Proceedings - Innovations for the sheet metal industry 5

www.iddrg2014.org
2014
Conference
Proceedings
Innovations for the
www.iddrg2014.org
2014
Innovations for
the sheet metal
www.iddrg2014.org
2014
industry
June 1-4
sheet metal industry
2014 Paris
France
June 1-4
2014 Paris
France
June 1-4
2014 Paris
France
Main sponsor
Innovations for the
sheet metal industry
Executive Committee IDDRG
Nico LANGERAK
President
Netherlands
Chester VAN TYNE
General Secretary
United States
Abel SANTOS
Treasurer
Portugal
Iñigo ARANGUREN
Vice President
Spain
Nader ASNAFI
Vice President
Sweden
Patrick DUROUX
Vice President
France
Hisashi HAYASHI
Vice President
Japan
Pavel HORA
Vice President
Switzerland
Richard KERGEN
Vice President
Belgium
Franz Josef LENZE
Vice President
Germany
K NARASIMHAN
Vice President
India
Pasi PEURA
Vice President
Finland
Edwin TILL
Vice President
Austria
Miklos TISZA
Vice President
Hungary
Alain COL
Past President
France
Local Organizing Committee
Dr. Hédi SFAR
Metal Forming Responsible - Cetim
Dr. André MAILLARD
Metal Forming Expert - Cetim
Dr. Alain COL
Consultant - Consultac
Dr. Elisabeth MASSONI
Director - Cemef
Dr. Patrick DUROUXCluster Manager, Automotive Forming Techniques
and Applications – Arcelor Mittal
Djea DJEAPRAGACHEDirectorate for Regional
& International Development - Cetim
4
Catherine CARDOEN
Cetim
Dominique GHIGLIONE
Cetim
Vanessa LEBRETON
Cetim - IDDRG 2014 Secretariat
Fanny DUBREUIL
Cetim
Olivier SENT
Cetim
Conference Proceedings - Innovations for the sheet metal industry
Scientific Committee
Eisso ATZEMA
The Netherlands
Tudor BALAN
France
Dorel BANABIC
Romania
Frédéric BARLAT
South Korea
Nathalie BOUDEAU
France
Claude BOUHELIER
France
Marc BUVRON
France
Yanming CHEN
France
Alain COL
France
Patrick DUROUX
France
Joelle GARABED
France
Ying - Qiao GUO
France
Hisashi HAYASHI
Japan
Richard KERGEN
Belgium
Lutz KESSLER
Germany
Antti KORHONEN
Finland
Toshihiko KUWABARA
Japan
Xavier LEMOINE
France
André MAILLARD
France
Pierre Yves MANACH
France
Elisabeth MASSONI
France
Pierre MONTMITONNET
France
Martin MUNIER
France
Luc PENAZZI
France
Mohamed RACHIK
France
Khémais SAANOUNI
France
Elisabeth SAGSTROM
Sweden
Abel SANTOS
Portugal
Hédi SFAR
France
Sandrine THUILLIER
France
Conference Proceedings - Innovations for the sheet metal industry
5
Summary
6
4
1
0
2
Conference Proceedings - Innovations for the sheet metal industry
P
P1
PLENARY SESSIONS
p19
PROGRESS IN SHEET METAL FORMING AS SEEN FROM IDDRG
p20
Alain Col
1
1
P2
E XPERIMENTAL AND NUMERICAL INVESTIGATIONS OF THE TRIBOLOGICAL
CONDITIONS IN A CUP DRAWING PROCESS
p28
CONSULTAC, Thionville, France
Marion Merklein1, Fabian Zöller1, Vera Sturm2
Institute of Manufacturing Technology, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany,
2
AUDI AG, Ingolstadt, Germany
1
P3
EFORMATION BEHAVIOR OF TWIP STEELS:FROM EXPERIMENTS
D
TO CONSTITUTIVE MODELLING AND SIMULATIONS p38
Maksim Zapara1, Andrea Erhart2, Didier Croizet3, Alexander Butz1,
Andre Haufe2, Dirk Helm1, Manfredi Biasutti4, Niclas Stenberg6,7,
Joacim Hagstrom6, Matthias Schneider8, Martin Kampczyk5
1
Fraunhofer Institute for Mechanics of Material, Freiburg, Germany, 2DYNAmore GmbH, Stuttgart, Germany,
3
ESI Group, Rungis Cedex, France, 4ESI GmbH, Neu-Isenburg, Germany, 5Faurecia Autositze GmbH, Stadthagen, Germany,
6
Swerea KIMAB AB, Kista, Sweden, 7KTH (Royal Institute of Technology), XPRES, Stochjolm, Sweden,
8
Salzgitter Mannesmann Forschung GmbH, Salzgitter, Germany
P4
IGH STRAIN RATES FORMING PROCESSES IN BMAX - APPLICATIONS
H
AND MODELING METHODOLOGY
p49
Gilles Avrillaud1, Anne-Claire Jeanson1, Gilles Mazars1,
Jean-Paul Cuq-Lelandais1, Julien Fuzeau1, Joaquim Jimenez1
1
Bmax, Toulouse, France
P5
OUND ROBIN TEST ON DETERMINATION OF A BIAXIAL
R
TRUE STRESS - TRUE STRAIN CURVES FORM THE BULGE TEST
p54
Milan Vucetic , Torsten Hallfeldt , Christian Leppin , Harald Friebe ,
Stefan Keller5, Edwin Till6, Ingo Heinle7, Jörg Gerlach8, Walter Hotz9,
Andreas Kuppert10, Marion Merklein10, Bernd-Arno Behrens1
1
2
3
4
1
Institute of Forming Technologies and Machines,Leibniz University of Hannover, Garbsen, Germany,
2
Ford Werke GmbH, Cologne, Germany, 3Suisse Technology Partners Ltd, Neuhausen am Rheinfall, Switzerland,
4
GOM mbH, Braunschweig, Germany, 5Hydro Aluminium Research & Development, Bonn, Germany, 6voestalpine Stahl GmbH,
Linz, Austria, 7BMW Group, München, Germany, 8ThyssenKrupp Steel Europe, Duisburg, Germany, 9Novelis Innovation Centre,
Sierre, Switzerland, 10Lehrstuhl für Fertigungstechnologie, Erlangen, Germany
P6
INDUSTRIALIZATION OF ADIABATIC BLANKING PROCESSES
FOR METAL SHEETS
p66
Hédi Sfar1, Benoit Boucaud1
1
P7
METAL FORMING PROCESS CHALLENGES IN FAURECIA SEATING
Cetim - Technical Centre for Mechanical Industries
p78
Joël Galmiche1, Claude Colasse2
1
Faurecia Automotive Seating , Etampes, France,
2
Faurecia Automotive Seating, Caligny, France
Conference Proceedings - Innovations for the sheet metal industry
7
1. MATERIALS PROPERTIES
p84
1.01 A
STUDY OF THE DEFORMATION MECHANISMS OF PARTS MADE
BY SHEET METAL PRESS FORMING AND SUBSEQUENTLY HEAT TREATED
p85
Marc Buvron , Andre Maillard
1
1
Cetim - Technical Centre for Mechanical Industries - France
1
1.02 INFLUENCE OF TEMPERATURE AND STRAIN RATE ON THE FORMABILITY
OF ALUMINIUM ALLOYS: COMPARISON BETWEEN EXPERIMENTAL
AND PREDICTIVE RESULTS
p 91
Xingrong Chu , Lionel Leotoing , Dominique Guines , Eric Ragneau
1
2
2
2
1
School of Mechanical, Electrical and Information Engineering, Shandong University at Weihai, Weihai, China,
2
LGCGM, INSA de Rennes, Rennes, France
1.03 T HE INFLUENCE OF TEMPERATURE AND STRAIN-RATE
ON PLC-EFFECT IN AN AL-MG ALLOY
p97
Vasco M. Simões1,2, Cédric Bernard2, Jérémy Coër2,1, Hervé Laurent2,
Marta C. Oliveira1, Luís F. Menezes1, Pierre-Yves Manach2
Mechanical Engineering Centre of the University of Coimbra, Coimbra, Portugal, 2Universté de Bretagne-Sud, Lorient, France
1
1.04 E XPERIMENTAL EVALUATION AND PREDICTION OF DEEP DRAWABILITY
OF ADHESIVE BONDED STEEL SHEETS
p103
V Satheeshkumar1, R Ganesh Narayanan1
1Department of Mechanical Engg., IIT Guwahati, Guwahati, Assam, India
1.05 E FFECTIVENESS OF SHIM TO PREDICT FORMING LIMIT STRAINS
OF THIN FOILS
p104
Rohit Bade1, K. Narasimhan1
Indian Institute of Technology Bombay, Mumbai, India
1
1.06 A
LTERNATIVE FORMING CRITERION TO FLC WHEN SHEET METAL
HAS BEEN DRAWN OVER THE DIE ENTRY RADIUS p109
Patrick Duroux1, Xavier Bellut1, Romain Canivenc1
ArcelorMittal Global R&D, Montataire, France
1
1.07 A
NALYSIS OF PLASTIC BEHAVIOR UNDER CYCLIC LOADINGS
OF ADVANCED MATERIALS p114
Elena Silvestre1, Eneko Sáenz de Argandoña1, Lander Galdós1,
Joseba Mendiguren1
Mondragon University, Mondragon, Guipuzcoa, Spain
1
1.08 F INITE ELEMENT SIMULATION FOR THE EFFECT OF PROCESS PARAMETERS
ON BURR FORMATION IN SHEET METAL BLANKING p120
Vijayalaxmi Sonkamble1, Sanjeev Kumar1, Krishnaiyengar Narasimhan1,
Asim Tewari1
8
Indian Institute of Technology Bombay, Mumbai, India
1
Conference Proceedings - Innovations for the sheet metal industry
2. SPRINGBACK
p124
2.01 C
HARACTERIZATION OF THE BAUSCHINGER EFFECT
AND IDENTIFICATION OF THE KINEMATIC CHABOCHE MODEL
BY TENSION-COMPRESSION TESTS AND CYCLIC SHEAR TESTS
Sebastian Suttner , Marion Merklein
1
p125
1
Institute of Manufacturing Technology LFT, Erlangen, Germany
1
2.02 E XPERIMENTAL INVESTIGATION AND NUMERICAL PREDICTION
OF TWISTING
p131
Cong Hanh Pham1, Sandrine Thuillier1, Pierre-Yves Manach1
Université de Bretagne-Sud, Lorient, France
1
2.03 IMPROVEMENT OF SPRINGBACK PREDICTION ACCURACY
BY MATERIAL MODEL INCLUDING ELASTO-PLASTIC ANISOTROPY
AND BAUSCHINGER EFFECT
p136
Satoshi Sumikawa1, Akinobu Ishiwatari1, Jiro Hiramoto1, Toshiaki Urabe1
JFE Steel Corporation, 1,Kawasaki-cho,chuo-ku,Chiba, Japan
1
2.04 ROBUST SPRINGBACK COMPENSATION OF AN AUTOMOTIVE STAMPING
p142
Bart Carleer1, Xiaojing Zhang1, Peter Grimm2
AutoForm Engineering, Dortmund, Germany, 2AutoForm Engineering, Ravensburg, Germany
1
2.05 INFLUENCE OF MATERIAL’S HARDENING LAW IN THE SIMULATION
OF DP1000 DEEP DRAWING AND SUBSEQUENT SPRINGBACK
p147
Eneko Saenz de Argandoña , Lander Galdos , Rafael Ortubay ,
Joseba Mendiguren1, Imanol Gil1
1
1
1
Mondragon Goi Eskola Politeknikoa, Mondragon, Guipuzcoa, Spain
1
2.06 E FFECT OF FORMING SEQUENCE ON PRODUCT STRAIGHTNESS
AND SPRINGBACK IN ROLL FORMING
p153
Buddhika Abeyrathna1, Bernard Rolfe2, Peter Hodgson1, Matthias Weiss1
1
Institute for Frontier Materials, Deakin University, Waurn Ponds,Victoria, Australia, 2School of Engineering,
Deakin University, Waurn Ponds,Victoria, Australia
2.07 C
OMBINED APPROACH FOR OPTIMIZATION OF SPRINGBACK
IN AUTOMOTIVE SHOCK ABSORBER CUP WITH TAGUCHI DESIGN
OF EXPERIMENTS AND GENETIC ALGORITHM
p159
Ganesh Kakandikar1, Vilas Nandedkar2
1
Dnyanganga College of Engineering & Research, University of Pune, Pune, Maharashtra, India, 2Shri Guru Gobind Singhji
Institute of Engineering & Technology, Swami Ramanand Teerth Marathawada University, Nanded, Maharashtra, India
2.08 S TRAIN PATH DEPENDENT EVOLUTION OF YIELD LOCUS BASED
ON HAH MODEL DESCRIPTION
p163
Franz Dallinger1, Emile Roux2, Pavel Hora1, Ton van den Boogaard2
ETH Zürich, Zürich, Switzerland, 2University of Twente, Twente, The Netherlands
1
Conference Proceedings - Innovations for the sheet metal industry
9
2.09 N
UMERICAL INVESTIGATION OF THE MODELLING INCIDENCE
ON A WIPING-DIE BENDING SIMULATION
p169
Mathieu Vautrot1, Pascale Balland1, Lanrent Tabourot1, Jean-Luc Diot2,
Ludovic Charleux2
Université de Savoie, Annecy le Vieux, France, 2NovaPack SAS, Saint Egrève, France
1
2.10 INLINE CONTROL OF A STRIP BENDING PROCESS IN MASS PRODUCTION
p175
G.T. Havinga , A.H. van den Boogaard
1
1
University of Twente, Enschede, The Netherlands
1
2.11 THE VARIATION OF THE LANKFORD COEFFICIENT IN MAGNESIUM ALLOY
p181
Shenghua wu , F.M. Andrade Pires , Abel D Santos , A. Barata da Rocha
1
1
1
1
Faculty of Engineering, University of Porto, porto, Portugal
1
3. HOLE EXPANSION
p187
3.01 E VALUATION OF ALTERNATIVE STRETCH FLANGEABILITY
TESTING METHODS TO ISO 16630 STANDARD
p188
Patrick Larour1, Kai Wang2
voestalpine Stahl GmbH, Linz, Austria, 2Massachusetts Institute of Technology, Cambridge MA, USA
1
3.02 P
RODUCTION REALITY AND LABORATORY TESTING
FOR SHEARED EDGE STRETCHABILITY
p194
Bernard Levy , Chester VanTyne
1
2
B.S. Levy Consultants, Chicago, IL, USA, 2Colorado School of Mines, Golden, CO, USA
1
3.03 T HE EFFECT OF SHEAR-EDGE QUALITY ON HOLE EXPANSION RATIO
OF ADVANCED HIGH STRENGTH STEEL
p198
Hyoun Young Lee1
1
POSCO, INCHEON, Republic of Korea
3.04 TOWARDS MORE EFFICIENT HOLE EXPANSION TESTING
p204
Christian Krempaszky1, Patrick Larour2, Johann Freudenthaler2, Ewald Werner1
1
CD Laboratory of Material Mechanics of High Performance Alloys, Lehrstuhl für Werkstoffkunde und Werkstoffmechanik,
Technische Universität München, D-85747 Garching, Germany, 2voestalpine Stahl GmbH, R&D Forming Technologies,
A-4020 Linz, Austria
3.05 INVESTIGATION OF STRAIN DEVELOPMENT AND HOLE EXPANSION
RATIO IN MILD STEEL AND AA 5083
p210
Stephen Lester1, Chetan Nikhare1
Mechanical Engineering, The Pennsylvania State University, The Behrend College, Erie, USA
1
3.06 MORE FRUITFUL AND ROBUST HOLE EXPANSION TESTING CONDITIONS
Jorge Goncalves , Dominique Fouques , Mai Huang , Bruce Farrand ,
Xavier Bellut2, Liwei Zhang3, Jon Van Deventer4
1
2
3
4
1
Global R&D ArcelorMittal Maizières, Maizières-lès-Metz, France, 2Global R&D ArcelorMittal Montataire, Montataire, France,
3
Global R&D ArcelorMittal East-Chicago, East-Chicago, USA, 4Global R&D Global R&D ArcelorMittal Hamilton, Hamilton, Canada
10
Conference Proceedings - Innovations for the sheet metal industry
p216
3.08 E XPERIMENTAL CHARACTERIZATION OF THE SHEARED EDGE
FORMABILITY OF BORON STEEL
p222
Cliff Butcher1, Luke ten Kortenaar1, Michael Worswick1
1
University of Waterloo, Waterloo, Ontario, Canada
4. MATERIAL MODELS
p228
4.01 P
HENOMENOLOGICAL MODEL FOR DYNAMIC RECRYSTALLIZATION
OF MAGNESIUM ALLOYS
p229
Jonghun Yoon1, Kwanghyun Ahn2, Hoon Huh3, Youngseon Lee1
1
Korea Institute of Material Science, Changwon, Gyeongnam, Republic of Korea, 2Samsung Heavy Industries, Geoje-Si,
Gyeongnam, Republic of Korea, 3KAIST, Daejeon, Republic of Korea
4.02 F ORMABILITY INVESTIGATIONS OF ADVANCED HIGH STRENGTH
STEELS WITH SPECIAL REGARD TO SPRINGBACK
p230
Miklós Tisza1, Péter Zoltán Kovács1, Zsolt Lukács1
University of Miskolc, Miskolc, Hungary
1
4.03 F AILURE PREDICTION DURING DEEP DRAWING OF AHSS
USING (AN)ISOTROPIC DAMAGE MODEL
p236
Kerim Isik1, A. Erman Tekkaya1, Maria Doig2
Institute of Forming Technology and Lightweight Construction, Dortmund, Germany, 2Inpro GmbH, Berlin, Germany
1
4.05 FAILURE CRITERIA FOR STAMPING ANALYSIS IN RADIOSS
p240
Vincent Diviné , Erwan Beauchesne , Qiang Zeng , Mircea Istrate , Subir Roy ,
Hariharasudhan Palaniswamy2
1
1
1
1
2
Altair Development France, Antony, France, 2Altair, Troy, USA
1
4.06 O
N THE DISTORTION OF YIELD SURFACE UNDER COMPLEX LOADING
PATHS IN SHEET METAL FORMING
p246
Zhenming Yue1,2, Houssem Badreddine1, Khemais Saanouni1,
E.Semih Perdahcioglu3, Celal Soyarslan4, A. Erman Tekkaya2,
van den A.H. Boogaard3
1
ICD-LASMIS, University of Technology of Troyes, Troyes, France, 2Institute of Forming Technology and Lightweight Construction,
TU Dortmund, Dortmund, Germany, 3Group of Applied Mechanics, Faculty of Engineering Technology, University of Twente,
AE Enschede, The Netherlands, 4Institute of Continuum and Material Mechanics, TU Hamburg-Harburg, Harburg, Germany
4.07 C
ALIBRATION OF FRACTURE INITIATION MODELS FOR ADVANCED
HIGH-STRENGTH SHEET STEELS IN A WIDE RANGE OF STRESS STATES
USING AN UNIAXIAL TENSILE TESTING MACHINE p252
Ilya Peshekhodov1, Milan Vucetic1, Bernd-Arno Behrens1
Leibniz Universität Hannover, Hanover, Germany
1
Conference Proceedings - Innovations for the sheet metal industry
11
5. SPECIFIC PROCESS
p258
5.01 A NEW APPROACH TO FORM SQUARE CUP
p259
Matthew Ihrig , Chetan Nikhare
1
1
Mechanical Engineering, The Pennsylvania State University, The Behrend College, Erie, USA
1
5.02 F ORMABILITY IMPROVEMENT OF AUSTENITIC ATAINLESS
STEEL TUBES BY PULSATING HYDROFORMING
p265
Shi-hong Zhang1, Yong Xu1, Ming Cheng1, Hong-wu Song1
Institute of Metal Research, Chinese Academy of Sciences, Shenyang, China
1
5.03 W
HICH MODEL FOR POST-PROCESSING EXPERIMENTAL RESULTS
FROM TUBE BULGING TEST?
p271
Nahalie Boudeau2,3, Jeremy Kress1,2, Pierrick Malecot2,3,
Gérard Michel2,3, Aurélien Buteri1
APERAM, Isebergues, France, 2ENSMM, Besançon, France, 3FEMTO-ST, Besançon, France
1
5.04 N
UMERICAL AND EXPERIMENTAL STUDY OF THE SINGLE POINT
INCREMENTAL FORMING OF TITANIUM SHEET
p277
Laurence Giraud-Moreau1, Abel Cherouat1, Alexis Merat1
Charles Delaunay Institute, GAMMA3 Project group, University of Technology of Troyes, Troyes, France
1
5.05 E XPERIMENTAL STUDIES ON SINGLE POINT INCREMENTAL
FORMING OF METALLIC SHEETS
p281
K. U. Yazar1, P. P. Date1, K. Narasimhan1
Indian Institute Of Technology Bombay, Mumbai, Maharashtra, India
1
5.06 ADIABATIC BLANKING MACHINES: DESIGN AND PERFORMANCES
p287
Ludovic Lazzarotto
1
ADIAPRESS, Saint Etienne, France
1
5.08 N
UMERICAL SIMULATION OF FEEDBACK CONTROL SCHEME
FOR HYDROFORMING OF T- AND Y-TUBES
p293
Benny Endelt1
Aalborg University, Aalborg, Denmark
1
6. HOT FORMING
p299
6.01 A STUDY OF A PROGRESSIVE DIE FOR WARM FORMING OF ALUMINIUM
p300
Andre Maillard , Christophe Piat
1
1
Cetim, Senlis, France
1
6.02 INFLUENCE OF TEMPERATURE ON FORMABILITY OF STEEL SHEETS
Masahiro Kubo , Hiroshi Yoshida , Tohru Yoshida , Masayoshi Suehiro
1
12
1
Nippon Steel & Sumitomo Metal Corporation, futtsu, Chiba Prefecture, Japan
1
Conference Proceedings - Innovations for the sheet metal industry
1
1
p306
6.03 N
UMERICAL AND EXPERIMENTAL INVESTIGATIONS
OF PHASE TRANSFORMATION IN HOT FORMING PROCESS
p312
Bernd-Arno Behrens , Armin Plath , Christina Sunderkötter , Jörn Moritz ,
Jens Schrödter1, Hans-Elias Marusch3, Ralf Helmholz2
1
2
2
1
1
Institute of Forming Technology and Machines, Leibniz Universität Hannover, Hannover, Germany, 2Group Research,
Volkswagen AG, Wolfsburg, Germany, 3Volkswagen AG, Baunatal, Germany
6.04 R
ECENT DEVELOPMENTS IN HIGH THERMAL CONDUCTIVITY HTCS®
TOOL STEELS FOR HOT STAMPING
p317
Anna Ingebrand1, Anwar Hamasaiid1, Isaac Valls1
Rovalma, S.A., Rubí, Barcelona, Spain
1
6.05 D
EVELOPMENT OF A HOT STAMPED AXIAL CRUSH MEMBER
WITH TAILORED PROPERTIES
p321
Kaab Omer1, Alexander Bardelcik1, Ryan George1, Duane Detwiler2,
Nick Adam3, Ron Soldaat4, Michael Worswick1
1
University of Waterloo, Waterloo, Ontario, Canada, 2Honda R&D North Americas, Raymond, Ohio, USA,
3
Promatek Research Centre, Brampton, Ontario, Canada, 4ArcelorMittal, Hamilton, Ontario, Canada
6.07 M
ANUFACTURABILITY ANALYSIS OF THIN HOT STAMPED
AUTOMOTIVE COMPONENTS
p327
Georgios Georgiadis1, Erman Tekkaya2, Philipp Weigert1, Jochen Weiher1,
Hansjörg Kurz1
1Volkswagen AG, Wolfsburg, Germany, 2Institute of Forming Technology and Lightweight Construction,
TU Dortmund, Dortmund, Germany
6.08 TAILORED HEAT TREATED BLANKS FOR MASS SERIES APPLICATIONS
p333
Stefan Heinemann1, Thomas Vietor2, Klaus Dröder3
1
Press - Die Department, Volkswagen AG, Wolfsburg, Germany, 2Institute for Engineering Design, Technical University
Braunschweig, Braunschweig, Germany, 3Institute of Machine Tools and Production Technology,
Technical University Braunschweig, Braunschweig, Germany
7. TRIBOLOGY
p338
7.01 A
METHODOLOGY TO DETERMINE FRICTION COEFFICIENT IN STRETCH
FORMING OF SHEET AIRCRAFT PANELS
p339
Hasan Ali Hatipoglu1, Celalettin Karadogan2
Turkish Aerospace Industries, Ankara, Turkey, 2Atilim University, Ankara, Turkey
1
7.02 A
SOFTWARE SOLUTION FOR ADVANCED FRICTION MODELING APPLIED
TO SHEET METAL FORMING
p344
Johan Hol1, Jan Harmen Wiebenga1, Chiel Dane2, Ton van den Boogaard3
1
Innprove Solutions, Enschede, The Netherlands, 2Tata Steel, IJmuiden, The Netherlands, 3University of Twente,
Enschede, The Netherlands
7.03 INFLUENCE OF BACK TENSION AND LUBRICATION ON SPRINGBACK
DURING BENDING UNDER TENSION TEST
p350
Pratik Kulkarni1, V. B. Tungikar1, K. Narasimhan2
SGGSIE&T, Nanded, India, 2IIT Bombay, mumbai, India
1
Conference Proceedings - Innovations for the sheet metal industry
13
7.04 M
ULTI PARAMETER STUDY OF DYNAMIC FRICTION BEHAVIOR
IN FLAT-DIE STRIP DRAWING
p354
Lanny Kirkhorn1, Mats Andersson1, Jan-Eric Ståhl1
Lund University, Lund, Sweden
1
8. PROCESS SIMULATION
p360
8.01 D
IGITAL STAMPING PROCESS ROBUSTNESS ANALYSIS,
NEW COMPETITIVENESS PERSPECTIVES FOR TOOL
AND DIE SUPPLIERS
p361
Michel Garson1, Vincent Ferragu2, Matthieu Burlat2
Loire Etude, St Chamond, France, 2AutoForm Engineering, Aix-en-Provence, France
1
8.02 A
NEW PARADIGM FOR ADDENDUM DESIGN SYSTEMS
FOR SHEET METAL STAMPINGS
p365
Victor Apanovitch1, Stefan Huhn1, Eric Wu1, Dong Zhao1
Forming Technologies Inc, Burlington, ON, Canada
1
8.03 S IGNIFICANT NUMERIC EFFECTS ON SIMULATION
OF SHEAR CUTTING PROCESS WITH DEFORM
p371
Mathias Liewald , Christoph Wörz , Marcel Gall , Tobias Isdebski1
1
1
1
Institute for Metal Forming Technology, Stuttgart, Germany
1
8.04 A SIMPLIFIED APPROACH FOR SHEET METAL LEVELING SIMULATION
Mohamed Rachik , Hédi Sfar
1
p376
2
Laboratoire Roberval, Compiègne, France, 2Cetim, Senlis, France
1
8.05 E XPERIMENTAL AND NUMERICAL INVESTIGATION
OF THE HOLE-FLANGING PROCESS
p381
Mohamed Rachik , Marie-France Bompierre , Andre Maillard2
1
2
UTC, Compiègne, France, 2Cetim, Senlis, France
1
8.09 C
ONSIDERATION OF ROBOT RIGIDITY IN ROLLER HEMMING PROCESSES:
AN EXPERIMENTAL AND NUMERICAL STUDY
p386
Neugebauer1, Drossel2, Hecht2, Barth2, Rössinger3, Eckert3, Perera3
Fraunhofer Gesellschaft, Munich, Germany, 2Fraunhofer IWU, Chemnitz, Germany, 3Volkswagen AG, Wolfsburg, Germany
1
9. TOOLS
p392
9.01 W
EAR BEHAVIOR OF AUSTEMPERED DUCTILE IRON (ADI) IN CUTTING
AND FORMING TOOLS
p393
David Jocham1, Wolfram Volk1, Roland Golle1
14
Technische Universität München, Munich, Germany
1
Conference Proceedings - Innovations for the sheet metal industry
9.02 AUTOMATED IDENTIFICATION OF TOOL WEAR IN SHEET METAL STAMPING
Brendan Voss , Michael Pereira , Matthew Doolan
1
2
p399
1
1
Research School of Engineering, Australian National University, Canberra, ACT, Australia, 2Institute for Frontier Materials,
Deakin University, Geelong, VIC, Australia
9.03 F E FORMING MODELS INCLUDING PRESS BEHAVIOR ALLOW
FOR REALISTIC COMPUTATION OF BLANKHOLDER FORCES
p405
Knut Großmann1, Lars Penter1, Christer Schenke1, André Hardtmann1,
Jürgen Weber2, Harald Lohse2, Tobias Schulze2
1
Institute for Machine Tools and Control Engineering, Dresden, Saxony, Germany, 2Institute of Fluid Power,
Dresden, Saxony, Germany
10. ROLL FORMING
p411
10.01 COMPARISON OF ROLL FORMING USING DIFFERENT FORMING
STRATEGIES AND BENDING
p412
Michael Lindgren1, Ulf Bexell1
Department of Material Science, Falun, Sweden
1
10.02 STUDY ON THE BENDING CHARACTERISTICS OF STAMPING
AND ROLL FORMING OF UHSS SHEETS
p417
Kun Zhang1, Lei Shi1, Fei Han1, Jichao Zhang1, Haomin Jiang1
Baoshan Iron & Steel Co., Ltd, Shanghai, China
1
10.03 PROCESS VARIABLES INFLUENCE ON THE FINAL ACCURACY
OF FLEXIBLE ROLL FORMED PROFILES
p423
Lander Galdos1, Jon Larrañaga1, Eneko Saenz De Argandoña1,
Ibai Ulacia1, Alain Armendariz2, Andoni Etxaleku2
Mondragon University, Arrasate / Gipuzkoa, Spain, 2Fagor Arrasate S.Coop., Arrasate / Gipuzkoa, Spain
1
10.04 SIMULATION OF ROLL FORMING PROCESS OF 3D CHASSIS
LONG MEMBER AND ITS INDUSTRIAL APPLICATION p429
Albert Sedlmaier1
1
data M Sheet Metal Solutions, Valley, Germany
Po POSTER
p434
Po01 F INITE ELEMENT MODELING AND PREDICTION OF THICKNESS STRAINS
OF DEEP DRAWING USING AN ANN AND LS-DYNA FOR ASS-304
p435
Swadesh Kumar Singh , K Sajun Prasad , Raghuram Karthik Desu ,
Amit Kumar Gupta1
2
1
1
BITS Pilani Hyderabad, Hyderabad, AP, India, 2GRIET, Hyderabad AP, India
1
Conference Proceedings - Innovations for the sheet metal industry
15
Po02 S TUDY OF SPRINGBACK IN SHEET METAL BENDING-FEA
AND NEURAL NETWORK APPROACH
p436
Sharad Gawade1, Vilas Nandedkar1
SGGS, Maharashtra, India
1
Po03 ESTIMATION OF COINING FORCE ON SHEET METAL p440
Antoine Danel1, Mathieu Buard1
Cetim, Senlis, France
1
Po04 E FFECT OF PRESTRAIN ON ELECTRIC FLOW THROUGH
THE AA 5083 MATERIAL
p445
Joseph Humphrey1, Chetan Nikhare1, John Roth1
Mechnical Engineering, The Pennsylvania State University, Erie, USA
1
Po05 EXPERIMENTAL INVESTIGATION OF ANNEALED 5083 ALUMINUM ALLOY
p451
William Trozzo , Chetan Nikhare
1
1
Mechanical Engineering, The Pennsylvania State University, The Behrend College, Erie, USA
1
Po06 S TRAIN DISTRIBUTION BASED FAILURE PREDICTION
IN SHEET METAL COMPONENTS: SOME EXAMPLES p457
Prashant Date1
Indian Institute Of Technology Bombay, Mumbai, Maharashtra, India
1
Po07 MORE FRUITFUL AND ROBUST HOLE EXPANSION TESTING CONDITIONS
p458
Jorge Goncalves , Dominique Fouques , Xavier Bellut , Liwei Zhang ,
Mai Huang3, Jon Van Deventer4, Bruce Farrand4
1
2
2
3
1
Global R&D ArcelorMittal Maizières, Maizières-Lès-Metz, France, 2Global R&D ArcelorMittal Montataire, Montataire, France,
3
Global R&D ArcelorMittal East-Chicago, East-Chicago, USA, 4Global R&D Global R&D ArcelorMittal Hamilton, Hamilton, Canada
Po08 CRASH-PERFORMANCE OF HIGH-MANGANESE TWIP STEELS
p464
Christian Busch , Bernd Arno Behrens , Anas Bouguecha , Milan Vucetic ,
Christian Bonk1, Ansgar Hatscher2, Manuel Otto3, Stefan Huinink4
2,1
1
1
1
1
Institute of forming technology and machines, Hanover, Lower Saxony, Germany, 2Volkswagen AG, Wolfsburg,
Lower Saxony, Germany, 3Salzgitter AG, Salzgitter, Lower Saxony, Germany, 4Sitech GmbH, Wolfsburg, Lower Saxony, Germany
Po09 MATERIALS DATAS IN BLANKING AND DRAWING
p470
Marie-France Bompierre , Joël Kaufmann
1
1
Cetim, Senlis, France
1
Po10 E FFECT OF WARM FORMING ON SPRINGBACK
OF ALUMINUM ALLOY SHEET
p475
Rohit Verma1, Michael Worswick1, Sooky Winkler2
16
University of Waterloo, Waterloo, Ontario, Canada, 2Dana Canada Corporation, Oakville, Ontario, Canada
1
Conference Proceedings - Innovations for the sheet metal industry
Po11 INVESTIGATING THE EFFECT OF MATERIAL PROPERTIES AND LOADING
PATH ON FORMABILITY OF TUBE HYDROFORMING PROCESS
p481
Ahmad Omar , Manan Panchal , Krishnaiyengar Narasimhan
1
1
1
Indian Institute of Technology , Bombay, Bombay , Maharashtra, India
1
Po12 P
REDICTION OF WRINKLING IN AUTOMOTIVE CONNECTOR
USING GENETIC ALGORITHM
p482
Vilas Nandedkar1, Ganesh Kakandikar2
1
Shri Guru Gobind Singhji Institute of Engineering & Technology, Nanded,, India, 2Dnyanganga College
of Engineering & Research, Pune, Maharashtra, India
Po13 S ENSITIVITY ANALYSIS OF WRINKLING AND SPRINGBACK
IN SHEET METAL PARTS
p483
Nikhil Mehar1, K. Narasimhan1
Indian Institute of Technology Bombay, Mumbai, Maharashtra, India
1
Po14 B
EHAVIOR OF HOLE FLANGING PROCESS
FOR THICKER SHEET METAL PARTS
Elangovan Parameswaran , Rajkumar Magalingam
1
p484
1
1Valeo India Private Limited, Chennai, Tamilnadu, India
Po15 P
REDICTING FORMING LIMIT DIAGRAM OF STAMPING
AND HYDROFORMING PROCESS USING IN-PLANE SIMULATION
p485
Kartheek Pilla1, Ahmad Omar1, Krishnaiyengar Narasimhan1
Indian Institute of Technology Bombay, Bombay, India
1
Po16 F RICTION STUDIES WITH DIFFERENT LUBRICANTS
IN LOW CARBON STEEL STRIPS: MAJOR STRAIN PREDICTIONS
WITH MICROSTRUCTURAL INPUTS
p486
V Basavaraj1, S K Shekhawat2, K Narasimhan2, I Samajdar2
1
S.D.M. College of Engineering and Technology, Dharawad, Karnataka, India, 2Indian Institution of Technology Bombay,
Mumbai, Maharashtra, India
Po17 P
LASTIC INSTABILITY OF FCC METALS PREDICTED BY ADVANCED
CONSTITUTIVE EQUATIONS
p491
M.C. Butuc1, G. Vincze1*, F. Barlat2,1 and J.J. Gracio1
Center for Mechanical Technology and Automation, Department of Mechanical Engineering, University of Aveiro, 3810-193, Portugal.
Graduate Institute of Ferrous Technology, Pohang University of Science and Technology, Pohang, Gyeongbuk 790-784, South Kore
1
2
Conference Proceedings - Innovations for the sheet metal industry
17