Metal Forming Technology
Code
10503
Academic unit
Faculdade de Ciências e Tecnologia
Department
Departamento de Engenharia Mecânica e Industrial
Credits
6.0
Teacher in charge
Jorge Joaquim Pamies Teixeira, Telmo Jorge Gomes dos Santos
Weekly hours
5
Teaching language
Português
Prerequisites
-Technical Drawing
- Technologies and Mechanical Processes
- Mechanical Technology I
- Mechanical Technology II
Subject matter
Part 1–Theoretical aspects
1.1) Elasticity
Tensor stress, principal stresses/directions, invariants, Deviator tensor, Normal, shear and octahedral stresses, Mohr''''s plane, Hooke’s law
1.2) Plasticity
Stress-strain curve, Effective stress, Elastic energy of distortion, Yield criteria and Haigh–Westergaard stress space, Plastic work concept, Constitutive equations (Levy-Mises), Plastic flow law, plastic potential concept
1.3) Phenomenological aspects of plasticity
Mechanical testing, material properties, Anisotropy, Strain hardening, Bauschinger effect, Empirical stress-strain relations, Temperature and strain rate
1.4) Methods of analysis: Uniform energy method, Slab method, Upper bound method
Part 2-Manufacturing processes
2.1) Bulk and Sheet metal forming
Forging, Rolling, Extrusion, Drawing and tube drawing, Bending, Roll bending, Roll forming, Deep Drawing, Stretch-forming process, Spinning
2.2) Other manuf. proc.
Bibliography
Main bibliography:
Tecnologia Mecânica: Tecnologia da Deformação Plástica, Vol. II and Vol. II, J. Rodrigues, Paulo Martins, Escolar Editora, 2010.
Complementary bibliography:
Fundamentals of Modern manufacturing - Materials Processes and Systems, Mikell P. Groover, John Wiley & Sons, 1999.
Manufacturing Engineering and Technology, Serope Kalpakjian, Steven R. Schmid, Prentice Hall, 2006.
Manufacturing Processes for Engineering Materials, Serope Kalpakjian, Steven R. Schmid, Prentice Hall, 2008.
Introduction to Manufacturing Processes, John A. Schey, MCGRAW-HILL, 2000.
Teaching method
Lectures:
Exposition of the fundamental concepts.
Laboratories sessions:
Analysis of case studies, problem-solving by the students, and working with lab equipment.