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Terminated in academic year 2021/2022

Special and Experimental Methods in Machining

Type of study Follow-up Master
Language of instruction Czech
Code 346-0521/04
Abbreviation SEMO
Course title Special and Experimental Methods in Machining
Credits 4
Coordinating department Department of Machining, Assembly and Engineering Metrology
Course coordinator prof. Ing. Robert Čep, Ph.D.

Subject syllabus

Syllabus of lectures:

1. Introductory lecture,
2. chip, the chip upsetting factor.
3. Metallographic studies completed changes in the cutting zone and evaluate the root chips.
4. Sources of heat and energy balance.
5. Measurement of temperature during machining.
6. Measurement tool wear.
Marking the seventh workability and machinability long-term exams.
8. Short-term tests of machinability.
9. Measurement of forces during machining.
1.9 Indirect measurement of forces during machining and calibration of load cells.
2.9 Direct measurement of the forces during machining.
10th vibration during machining.
11th Stiffness technological system.
12th Study of the machined surface.
1.12 Residual surface tension after machining.
2.12 Influence of cutting parameters on theoretical and actual surface roughness.
13th Effective deep drilling.
14. Excursion.

Exercises outline:
1. Introduction. Organisational issues. Work safety in laboratories.
2. Obtaining and studying root chips.
3. Determining factor upsetting chips.
4. Measuring the temperature of processing with Thermo.
5. Measurement of temperature of processing with pyrometer and a thermal imager.
Sixth tool wear evaluation using the micrometric method.
7. Determination characteristics of reference material for the determination of workability and machinability of the material determination.
8th Calibration dynamometer.
9. Measurement of cutting forces using strain gauge dynamometer.
10. Measurement of forces cut through piezoelectric dynamometer.
11th load characteristic spindle rigidity system vibration.
12th Effective deep drilling.
13. Test
14. Evaluation exercises and writing credits.

Literature

[1] PETŘKOVSKÁ, L.; PETRŮ, J. Engineering Metrology and Assembly. Ostrava : VŠB-Technická univerzita Ostrava, 2012, p. 57.
[2] ČEP, R.; SADÍLEK, M. Machining Technology and CAM Systems. Ostrava : VŠB-Technická univerzita Ostrava, 2012.

Advised literature

[1] STAHL, J-E. METAL CUTTING – Theories and models. Sweden : Division of Production and Materials Engineering. Lund University Sweden, 2012. 580 s. ISBN 978-91-637-1336-1 .