346-0521/01 – Special and Experimental Methods in Machining (SEMO)

Gurantor departmentDepartment of Machining, Assembly and Engineering MetrologyCredits4
Subject guarantorprof. Ing. Robert Čep, Ph.D.Subject version guarantorprof. Ing. Robert Čep, Ph.D.
Study levelundergraduate or graduateRequirementChoice-compulsory
Year1Semestersummer
Study languageCzech
Year of introduction2010/2011Year of cancellation
Intended for the facultiesFSIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
BRY50 prof. Dr. Ing. Josef Brychta
CEP77 prof. Ing. Robert Čep, Ph.D.
KRA49 Ing. Jiří Kratochvíl, Ph.D.
MRK20 prof. Dr. Ing. Ivan Mrkvica
ZLA063 Ing. Tomáš Zlámal, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Graded credit 2+2

Subject aims expressed by acquired skills and competences

After completing this course you will be able to actively use the physical fundamentals of machining for measuring important machining parameters such as cutting force, rustiness, machinability, heat and temperature, etc. Further processing then operate the new and modern production methods and gear you will be acquainted with the progressive methods of machining Such as HSC, HFCs and construction machinery and tools for these technologies.

Teaching methods

Lectures
Tutorials
Experimental work in labs

Summary

Experimental and special machining methods Continuation of Theory of machining, design and production tools, design and manufacture of products and CAM systems in the machining experiments implementing practical measurement on machine tools designed for the purpose of measuring apparatuses and utilities. Students receive both theoretical interpretation of the individual tasks and their practical implementation in the laboratory department 346, including processing results in the form of programs. Include special methods of production gear and products, and multi-axis machining and vysokorychglostní.

Compulsory 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.

Recommended 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.

Way of continuous check of knowledge in the course of semester

2 tests 5 experimental works 1 program

E-learning

http://vyuka.fs.vsb.cz/course/view.php?id=197.

Další požadavky na studenta

Student can find all study materials, including test at link: http://vyuka.fs.vsb.cz/course/view.php?id=197.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

Syllabus of lectures: First part: This section builds on the subjects' Tools' and 'Design and Production tools "and complete the form summarizes the problems of manufacturing spur and bevel al. 1st Methods and tools for making spur gears 1.1 History of production of gears 1.2 Gear cutting 1.3 Gear Slotting 2nd Methods and tools for finishing spur gears 2.1 The measurement method with vužitím tools with geometrically defined cutting edge 2.2 Shape of the front teeth grinding 2.3 ground helical gears 3rd Methods and tools for the production of bevel gears with straight teeth 3.1 Methods and tools for the production of bevel gears with straight teeth DZ 3.2 Methods and tools for the production of bevel gears with straight teeth heap 4th Methods and tools for the production of bevel gears with curved teeth 4.1 An Gleason 4.2 The Klingelnberg 4.3 The Oerlikon Second part: This section complements the subject "Theory machining" and "Processing" is an experimental measurement of the variables that accompany the process of cutting. 5th Study chip 5.1 Metallographic studies of completed changes in the cutting zone and the evaluation of root chips 5.2 Coefficient of upsetting chips 6th Heat and temperature during machining 6.1 Sources of heat and energy balance 6.2 Temperature measurement in machining 7th Wear and machinability 7.1 Measurement of wear 7.2 Marking workability and machinability long-term tests 7.3 Short-term testing of machinability 8th Measurement of forces during machining 8.1 Indirect measurement of forces in the machining and calibration of dynamometers 8.2 Direct measurement of forces during machining 9th Vibration during operation 9.1 Vibrations in Machining 9.2 Stiffness of IT system 10th Study of surface finish 10.1 Residual surface stress after machining 10.2 Effect of cutting parameters on the theoretical and actual surface roughness Third part: This section builds on the subjects "Processing" and "working theory", in addition to current capabilities and knowledge of progressive cutting. It places special emphasis on accurate and economical processing of a defined cutting geometry, which is essential for achieving environmentally sound and efficient machining high integrity of the workpiece surface. 11th Aspects of high-speed "HSC" machining 11.1-D machining with high cutting speeds 11.2 Spatial High-speed machining feeds 11.3 Comparison of deformation zones at the "classic" and "HSC" technology 12th Problems of high-volume "ESC" machining 12.1 Requirements for related activities at the "HSC" machining 12.2 Conditions for high - volume machining 12.3 Effects výkonostního machining 13th Kreatika and creating products 13.1 Principle kreatiky 13.2 Kreatika and creativity 13.3 Credo kreatiky - Product Creation Processes 13.4 component base and its importance 14th Nanotechnology - emerging technologies 14.1 Nanomaeriály in surface treatments 14.2 Extreme nanotechnology - the atomic and molecular manipulation of matter 14.3 nanostructures - the basic elements of nanomaterials Syllabus Exercises: 1st part: Methods and tools for making spur gears In the exercises, students will visit businesses engaged in manufacturing gears, and TATRA, as Kopřivnice Ozubárna center and the company Vitkovice as Ozubárna. Students will be assessed on the basis of knowledge test. This section covers four exercises. 2nd part: Experimental Methods in machining In the exercises, students will measure a total of 5 exercises, which will be scored: a) the study of root chips and chip upsetting determining factor b) measuring temperature using cutting termodua, pyrometers and thermal imagers c) determining the characteristics of reference material for determining the workability and machinability determination selected metallurgical material d) calibrated dynamometer measuring cutting forces using a dynamometer, a structural equation e) load characteristic spindle system stiffness This section covers six exercises. 3rd Part: New Trends in Machining Students will score at the level of elaboration of a given program and knowledge test. This section covers four exercises.

Conditions for subject completion

Full-time form (validity from: 2010/2011 Summer semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Graded exercises evaluation Graded credit 100 (100) 51
        Test z části "Metody a nástroje pro výrobu čelních ozubených kol" Written test 30  15
        Studium kořene třísky Laboratory work 8  2
        Měření teploty obrábění pomocí termodua, pyrometru a termokamery Laboratory work 8  2
        Stanovení charakteristiky obrobitelnosti Laboratory work 8  2
        Měření sil obrábění Laboratory work 8  2
        Zátěžová charakteristika vřetene, tuhost soustavy Laboratory work 8  2
        Test z části "Nové trendy v technologii obrábění" Written test 30  15
Mandatory attendence parzicipation:

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Occurrence in study plans

Academic yearProgrammeField of studySpec.FormStudy language Tut. centreYearWSType of duty
2015/2016 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (20) Mechanical Engineering Technology P Czech Ostrava 1 Choice-compulsory study plan
2014/2015 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (20) Mechanical Engineering Technology P Czech Ostrava 1 Choice-compulsory study plan
2013/2014 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (20) Mechanical Engineering Technology P Czech Ostrava 1 Choice-compulsory study plan
2012/2013 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (20) Mechanical Engineering Technology P Czech Ostrava 1 Choice-compulsory study plan
2012/2013 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (10) Technological management P Czech Ostrava 1 Choice-compulsory study plan
2011/2012 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (20) Mechanical Engineering Technology P Czech Ostrava 1 Choice-compulsory study plan
2011/2012 (N2301) Mechanical Engineering (2303T002) Mechanical Engineering Technology (10) Technological management P Czech Ostrava 1 Choice-compulsory study plan

Occurrence in special blocks

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