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The Fraunhofer IWU ChemnitzDepartment Sheet Metal Forming
Main Fields of action
� sheet metal forming / hot forming
� media and energy based forming technologies
� cutting technologies
� materials testing and characterization
� coupled simulation of forming processes
� development and manufacturing of die systems
Automotive door made of magnesium Hollow camshaft made by hydroforming
Bionicle design of a chair
Innovative LED-street lamp
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The Fraunhofer IWU – Dept. Sheet Metal FormingRange of materials and process conditions
Materials:
� steels: mild steels � stainless steels �high strenght steels � press-hardened steels
� light metals: aluminum � magnesium � titanium
� non-ferrous metals: copper � brass � bronze � niobium
� hybrids: metal foam � hylite � hybrix
� thickness: foils � sheets � solid sheets
Forming conditions:
� forming temperature: room temperature � 1000 °C (0,8*Θs )
� forming pressure: 0 bis 700 MPa (7000 bar)
� strain rates: superplastic 1*10-4 1/s � high speed 1*104 1/s
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The Fraunhofer IWU – Dept. Sheet Metal FormingMaterial testing and characterization
Survey of equipment:
room temperature increased temperatures up to 1000 °C
forming temperature
form
ing speed
norm
al
high
unaxialtension test
maxi bulge test
Tension- Compr. test
biaxialtension test
Strip-Draw-Test
FLC-Test
high speed tension and compression
test
forming andquenchingdilatometer
Laser Flash apparatus
dynamic differential calorimeter
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The Fraunhofer IWU – Dept. Sheet Metal FormingApplicationsTechnologies and application area:
High Speed Cutting and Fine Blanking
Spraycompacted Test Tools
Forming and Joining Technologies for Dissimiliar Materials
Hotforming of Tube / Profiles and Sheet Metal components
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The Fraunhofer IWU – Dept. Sheet Metal FormingCooperation profile
Cooperation profile
� Part design and advisory service - Technological investigations
� Feasibility studies and economic efficiency
� Materials testing, parameter identification and component analysis
� FEM forming and joining simulation
� Component and tooling concepts and optimization
� Tool design and manufacturing
� Tryout and Process optimisation
� Production of prototypes and mini series
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The Fraunhofer IWU – Dept. Sheet Metal FormingCooperation in CORNET-projectsAlready finished CORNET-Projects:
� LorCot – Load-related Design of Coatings for Forming Tools
� ACODEPT – Adv. Coil Design for Electromagnetic Puls Technologies
� ISF-Light – Heat supported Incremental Sheet Metal Forming
Working in CORNET-Projects:
� INCOPI – Inside coated pipes with high fouling resistance
� SENSOFUT – Sensorised Future – Sensor integration in forming tools
� HyBlade – Hydroformed metal blades for meshes of vertical axis wind turbines (VAWT)
� INFIBLANK – Life time increase of tools for fine blanking operations by optimized toll materials and coating systems
� PreFiHy - Prefinished light metal polymer hybrid parts
� SimoPoli - Efficient application of formable powder based lacquer systems for individual products
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The Fraunhofer IWU – Dept. Sheet Metal Forming
You are welcome for further discussion !
CONTACT :
Dipl.-Ing. Thomas Lieber
TEL: +49 371 5397 1212
FAX: +49 371 5397 61212
Mail:
Team of Department Sheet Metal Forming
