| Course Unit Code | 340-0541/01 |
|---|
| Number of ECTS Credits Allocated | 4 ECTS credits |
|---|
| Type of Course Unit * | Compulsory |
|---|
| Level of Course Unit * | Second Cycle |
|---|
| Year of Study * | Second Year |
|---|
| Semester when the Course Unit is delivered | Winter Semester |
|---|
| Mode of Delivery | Face-to-face |
|---|
| Language of Instruction | Czech |
|---|
| Prerequisites and Co-Requisites | Course succeeds to compulsory courses of previous semester |
|---|
| Name of Lecturer(s) | Personal ID | Name |
|---|
| UCE01 | Ing. Oldřich Učeň, Ph.D. |
| Summary |
|---|
The course builds on the theoretical knowledge acquired by students with the specific
applications in industry. In particular, it focuses on machinery and equipment for forming
material, cutting, straightening, winding ... |
| Learning Outcomes of the Course Unit |
|---|
| Students acquire basic knowledge of construction machinery and forming their calculations. |
| Course Contents |
|---|
1. The importance of mills in the metallurgical enterprise - the deployment diagram of the major metallurgical plants in the production of blooms kombinátu.Způsob device for continuous casting of steel - diagram. Flow sheet of rolled sheets and profiles for heat and cast blooms.
2. Classification of work stands - description and use of the scheme typů.Klasifikace rolling mills - description and use the schema of individual lines.
3. The coefficients in the rolling deformation of metals - Determination of required coverage průvalů.Úhel metal cylinders - the influence of friction on the ability to grip the cylinder and steady
rolling process.
4. The length of the deformation zone and the area of contact with the metal cylinder from rolling with the same and different cylinder diameters. Relationships between rates of entry and exit of material from the cylinders - a neutral zone strain gauge - the influence of tension on the angle γ. Advance and spread of metal during rolling.
5. Differential Equations rolling, its derivation and analysis.
6. Solving differential equations rolling provided that the arc frame is replaced by two anvil.
7. Determination of torque required to rotate the rolls during rolling, including the derivation coefficient ψ.Směry forces acting on the cylinder and rolling moment at the simple process of rolling.
8. The directions of forces acting on the cylinder and rolling torque rolling with one idle roller. Torque and engine power to drive the roller mill with a constant rolling speed, and determination of the coefficient of efficiency of rolling mills.
9. Characteristics of rolling mill equipment and mill complex scheme. Determination of the maximum removal of the cylinder strength. Calculation of two-and four-cylinder mill into a fortress. The method of determining the maximum removal rate of the strength of cylinders for two-cylinder rolling mills.
10. Determination of deflection rollers for rolling sheets and strips. Kapalinného friction bearings, the principles of their function and structure.
11. Mechanisms for building roller mill for rolling strip - a feature kinematic schéma.Stavěcí nuts and bolts, construction of lubrication, cooling, strength calculation. Calculation of electric power construction cylinder mechanism for building the case during rolling in the intervals between the repeated rolling and function in short timescales.
12. Balancing device rolls závažového principles, hydraulic
spring rolls and balancing. Principles závažového, balance spring and hydraulic cylinders for the duo stool quarto mill, including the determination of oil pressure in the cylinder of the hydraulic balancing device.
13. The calculation of the closed-type stand on the strength and determination of its total elastic deformation. Calculation of elastic deformation of the rolling mill.
14. Factors that affect the elastic deformation of the rolling mills and dimensional accuracy rolled along its length. |
| Recommended or Required Reading |
|---|
| Required Reading: |
|---|
TSELIKOV, Aleksandr I. a V. I. ZYUZIN. Modern development of rolling mills. Moskva: Metalurgija, 1975.
|
POKORNÝ, Arnošt. Hutní tvářecí stroje – válcovací zařízení a pohony. Ostrava: VŠB-TU Ostrava, 1987.
POKORNÝ, Arnošt. Tvářecí stroje, podélná a příčná doprava a manipulátory, dělící a rovnací stroje. Ostrava: VŠB-TU Ostrava, 1990.
Kolektiv autorů. Walzwerke – Maschinen und Anlagen. Leipzig: VEB Deutscher Verlag für Grundstaffindustrie, 1979.
TSELIKOV, Aleksandr I. a V. I. ZYUZIN. Modern development of rolling mills. Moskva: Metalurgija, 1975.
|
| Recommended Reading: |
|---|
MEYERS, Arthur R. a Thomas J. SLATTERY. Basic Machining Reference Handbook. Second edition. New York: Industrial Press Inc., 2001. ISBN 9780831131203.
Kolektiv autorů. Walzwerke – Maschinen und Anlagen. Leipzig: VEB Deutscher Verlag für Grundstaffindustrie, 1979. |
MEYERS, Arthur R. a Thomas J. SLATTERY. Basic Machining Reference Handbook. Second edition. New York: Industrial Press Inc., 2001. ISBN 9780831131203.
CELIKOV, Alexandr I. a kol. Mašiny i agregaty metalurgičeskich zavodov. Moskva: Metalurgija, 1981.
|
| Planned learning activities and teaching methods |
|---|
| Lectures, Tutorials, Other activities |
| Assesment methods and criteria |
|---|
| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
|---|
| Exercises evaluation and Examination | Credit and Examination | 100 (100) | 51 |
| Exercises evaluation | Credit | 35 (35) | 18 |
| Program | Other task type | 35 | 18 |
| Examination | Examination | 65 (65) | 33 |
| Písemná zkouška | Written examination | 40 | 25 |
| Ústní zkouška | Oral examination | 25 | 8 |