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Lecturer(s)
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Žigová Hana, Dr. Ing. Ph.D.
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Schwarzová Ludmila, Ing. Ph.D.
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Course content
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Mechanics of plastic deformation, derivation of partial differential equations of equilibrium. Small deformations and strain rate, compatibility conditions. Methods for determining deformation forces, plasticity conditions. Stress ratios at the contact surface during compaction. Rolling theory. Theory of wire and tube drawing. Deformation behavior of metallic materials during volume and surface forming. Deformation behavior of plastics.
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Learning activities and teaching methods
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Interactive lecture, Lecture supplemented with a discussion, Lecture with practical applications, Practicum
- Preparation for an examination (30-60)
- 50 hours per semester
- Preparation for comprehensive test (10-40)
- 10 hours per semester
- Contact hours
- 40 hours per semester
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| prerequisite |
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| Knowledge |
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| Use trigonometric functions. Find solutions to simple integrals. Rearrange mathematical equations. Use and know the meaning of a differential. |
| Skills |
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| Draw schematics. Use spatial ability. |
| Competences |
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| N/A |
| learning outcomes |
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| Knowledge |
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| Describe the stress state in plastic deformation. Give a list of basic forming factors. Interpret the relationship between stress and strain. Define exact partial differential balance of forces in orthogonal and cylindrical coordinate systems. Calculate stresses and forces for selected forming operations. |
| Skills |
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| Know the meaning of basic forming factors in hot and cold forming. Calculate the forming velocity profile for a press and a power hammer. Apply yielding conditions and analyze stress state using Mohr circle. |
| Competences |
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| N/A |
| teaching methods |
|---|
| Knowledge |
|---|
| Practicum |
| Interactive lecture |
| Lecture |
| Multimedia supported teaching |
| Skills |
|---|
| Skills demonstration |
| Multimedia supported teaching |
| Competences |
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| Lecture |
| Multimedia supported teaching |
| assessment methods |
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| Knowledge |
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| Combined exam |
| Test |
| Skills |
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| Skills demonstration during practicum |
| Competences |
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| Oral exam |
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Recommended literature
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Altan, T., Ngaile, G., Shen, G. Cold and Hot Forging, Fundamentals and Applications. ASM International, 2005.
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Altan, T., Tekkaya A.E. Sheet Metal Forming, Fundamentals. ASM International, 2012.
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Mojžíš, Antonín. Teorie a technologie tváření kovů. 1. vyd. Plzeň : VŠSE, 1977.
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Počta, B. Základy teorie tváření kovů. Praha: SNTL, 1966.
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Žídek M. Metalurgická tvařitelnost ocelí za tepla a za studena. Praha, Aleko, 1995.
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