To gain knowledge and ability about forming of metallic sheets and solving of problems, which are encountered during forming.
20
Contribution of the Course to Professional Development
1. Learns the basic information of sheet metal forming.
2. Establishes a link between the plastic behavior of the material and the geometry of the mold in solving the problems encountered in engineering applications.
21
Learning Outcomes:
1
To be able to define basic knowledges belonging to sheet forming.;
2
To be able to reveal correlations of stress-strain.;
3
To be able to explain factors effecting deformation.;
4
To be able to define basic knowledges about cutting and cutting dies. ;
5
To be able to define bending and spring-back.;
6
To be able to calculate bending force.;
7
To be able to define plastering and stretching forming methods.;
8
To be able to define principles of deep-drawing operation.;
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Course Content:
Week
Theoretical
Practical
1
Course is introduced and knowledge about its content is given. An effect of structure of material; on plastical deformation is explained.
2
Mechanical properties are briefly defined.
Stress-strain diagrams are explained.
Stress-strain correlations are derived.
3
The factors effecting plastical deformation:
Anisotropy of mechanical properties and deformation rate are explained.
4
The factors effecting plastical deformation:
Temperature,
Friction and lubrication,
Hydrostatic pressure and residual stress are explained
5
Basic knowledge about cutting and cutting die design are given.
6
The effective parameters on surface quality in cutting and bending processes are explained.
7
Spring-back in bending, a knowledge about bending force calculation and die design are given.
8
Repeating courses and midterm exam
9
Practices for cutting and bending are done.
10
Plastering and stretching forming processes are explained.
11
Deep-drawing, design of deep-drawing die and variations in thickness of material are explained.
12
Factors effecting ability of deep-drawing, matrix materials, sheets used in deep-drawing are introduced.
13
Calculation methods for deep-drawing process are explained.
14
Applications in deep-drawing process and using of forming diagrams are explained.
23
Textbooks, References and/or Other Materials:
1. Metallere Plastik Şekil Verme Uygulamaları S. Kayalı, C. Ensari, İTÜ Kimya-Metalurji Fak. Ofset Atölyesi, 1986. 2. Plastik Şekil Verme Teori ve Uygulamaları L. Çapan, Kurtuluş Matbaası, 1977. 3. Mechanical Metallurgy G. E. Dieter, Mc Graw Hill Comp, 1988. 4. Metal Working Science and Engineering E. M. Mielnik, McGraw-Hill Book Inc., 1991.
24
Assesment
TERM LEARNING ACTIVITIES
NUMBER
PERCENT
Midterm Exam
1
30
Quiz
0
0
Homeworks, Performances
1
10
Final Exam
1
60
Total
3
100
Contribution of Term (Year) Learning Activities to Success Grade
40
Contribution of Final Exam to Success Grade
60
Total
100
Measurement and Evaluation Techniques Used in the Course
In order to ensure active participation of engineering students in the course, students are asked questions during the course. Incomprehensible matters are explained again.
Information
One homework is given during the semester. 1 midterm exam and 1 final exam are held.
25
ECTS / WORK LOAD TABLE
Activites
NUMBER
TIME [Hour]
Total WorkLoad [Hour]
Theoretical
14
2
28
Practicals/Labs
0
0
0
Self Study and Preparation
10
3
30
Homeworks, Performances
1
9
9
Projects
0
0
0
Field Studies
0
0
0
Midtermexams
1
6
6
Others
0
0
0
Final Exams
1
12
12
Total WorkLoad
85
Total workload/ 30 hr
2,83
ECTS Credit of the Course
3
26
CONTRIBUTION OF LEARNING OUTCOMES TO PROGRAMME QUALIFICATIONS
