633-0414/01 – Forming automobile component (TAD)
Gurantor department | Department of Materials Forming | Credits | 5 |
Subject guarantor | doc. Ing. Miroslav Greger, CSc. | Subject version guarantor | doc. Ing. Miroslav Greger, CSc. |
Study level | undergraduate or graduate | Requirement | Compulsory |
Year | 3 | Semester | winter |
| | Study language | Czech |
Year of introduction | 2007/2008 | Year of cancellation | 2021/2022 |
Intended for the faculties | FMT | Intended for study types | Bachelor |
Subject aims expressed by acquired skills and competences
Student be will able to deskribe materials used for automotive construction. Identify forming technologies. Describe forming processes. Suggest and solve the techniques of automotive parts production. Find and choose optimal shapes of die forgings.
Teaching methods
Lectures
Seminars
Individual consultations
Tutorials
Summary
Materials used in automotive industry. Initial billets for automotive parts production. Hot and cold forming. Strengthening, recovery, recrystallization. Basic forming technologies: hammer forging and die forging, extrusion, thin plate rolling, area forming. Forming machines and manufacturing lines. Non-conventional forming technologies: hydro-mechanical forming hydrostatical extrusion, Cobapress method, thixotropic forming, forming at lowered temperatures. Materials for forming machines. Heat treatment of steels and Al, Mg alloys. Thermomechanical treatment of steels. SPD forming processes, possibilities their implementation into automotive parts production. Simulation of technological forming techniques in automotive parts manufacturing.
Compulsory literature:
ASM Hanbook Vol 14A and 14 B. Metalworkink-Bulk Forming and Sheet Forming, 2006.
MIELNIK, E. M.: Metalworking science and engineering. New York, McGraw-Hill, Inc., 1991.
Recommended literature:
Annual book of ASTM standards, section 3: Metals test methods and analytical procedures. ASTM International, 2002.
Additional study materials
Way of continuous check of knowledge in the course of semester
Test 1. Materials used in automotive industry.
Test 2. Drawing stress.
Seminar paper : Non-conventional forming technologies
E-learning
e-learning isn't written
Other requirements
Monitoring source of information and new tendency in automotive forming.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Introduction
2. Materials used in automotive industry
3. Initial semi products intended for automotive parts production
4. Chosen basic forming technologies
5. Hammer forging, die forging, extrusion
6. Forming machines, production lines
7. Non-conventional forming technologies
8. Materials used for forming tools
9. Forming and heat treatment of steels
10. Forming and heat treatment of non-ferrous metals and its alloys
11. Mechanical properties testing, testing of surfaces and non-destructive testing
12. Superplastic behavior of chosen metallic materials
13. SPD forming processes, possibilities of its implementation into automotive parts production
14. Simulation of technological processes on automotive parts production
Worked examples in metalworking
1. True stress- true strain curves from torsion tests.
2. Interpolation of high temperature data
3. Mean flow stress
4. Deformation Heating
5. Extrusion pressure
6. Effect of billet, container friction
7. Mean strain rate
8. Temperature rise during extrusion
9. Change in mean flow stress and extrusion pressure
10. Extrusion limit diagram
11. Drawing stress
12. Drawing stress involving friction and redundant work
13. Optimum die angle for minimum work
14. Axial tensile stress
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction