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CZECH TECHNICAL UNIVERSITY IN PRAGUE
STUDY PLANS
2018/2019

Technology I.

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Code Completion Credits Range Language
E331068 Z,ZK 5 2+2
Lecturer:
Petr Drašnar, Aleš Herman (guarantor), Jan Suchánek (guarantor)
Tutor:
Petr Drašnar, Aleš Herman (guarantor), Jan Suchánek (guarantor), Pavel Rohan, Petr Vondrouš
Supervisor:
Department of Manufacturing Technology
Synopsis:

Foundry properties of metals. Treatment. Pouring. Casting solidification. Moulding and core making. Thermal treatment. Plastic deformation. Division of forming processes. Semi-products, heating-up. Cutting. Cold and hot forming. Welds. Weldability. Weldment testing. Thermal cutting. Brazing. Surface treatments.

Requirements:

Fundamentals of technology I

Syllabus of lectures:

Metal Forming - Main principles of metal forming. - Classification of metal forming processes and terminology. - Preparation of stock material for forming. - Heating for forging. - Technology of bulk metal forming - upsetting. - Open die forging - methods, equipment - Closed die forging - forging procedures, equipment. - Roll forging, cross wedge rolling, rotary forging - principles, equipment. - Extrusion - methods, feasibility of production. - Rolling - methods, equipment, examples. - Drawing of wires and rods. - Sheet metal forming, shearing, bending. - Deep drawing - principles, methods, equipment. - Calculation of deformation forces for the basic forming methods. - Powder metallurgy. - Moulding of thermosetting plastics. - Moulding of thermoplastic materials. - Examples of other manufacturing processes for plastics. - Composites. Welding - Definition and classification of welding, advantages and disadvantages of welding - Basic terms of fusion welding, weld names, butt joint edge preparations, types of weld joints, their realizations - Technology of welded structures, definition, requirements, cases of weld joints - Welding metallurgy, description of individual phases of welding process (heat treatment inclusive) - Influence of gases on the quality of weld metal - Weldability of materials, basic requirements - weldability of steels. - Gas welding - principle, types of flames, welding technigues - Brazing and soldering - physical principle and metallurgical reactions - Electric welding arc - description of static characterization, metal transfer, sources of welding current (characterization) - Manual metal-arc welding (MMA) - Submerged arc welding; SA welding - Gas-shielded metal arc welding - Electroslag welding - Resistance welding - principle, division and description of individual methods - Special welding methods - basic description and division - Building-up - basic characteristics and application - Oxygen cutting and other methods of thermal cutting of materials - Stress and deformation during building-up - principle - Influence of technological conditions on welding stress and deformation - measures for stress and deformation elimination. - Evaluation of quality of welds - aim, basic division into groups and characterization of individual methods. Surface treatment - Metal Corrosion - Corrosion prevention - Surface treatment - types - Pre-treatment - Metal finishing - Inorganic coatings - Organic coatings

Syllabus of tutorials:

1.Introductory, health and fire safety, diagramme Fe-Fe3C - revision, corrosion, kathodic and anodic protection

2. Surface engineering - galvanic zinkování, cleaning of surfaces

3. Surface engineering - test, reports

4. Casting - testing of forming materials

5. Casting - imperfections of castings

6. Casting - riser and gating design, investment casting, simulation of pouring

7. Forming - deformation resistance

8. Forming - deep drawing of four-edge vessel

9. Forming - bulk forming + test

10. Welding - welding robots

11. Welding - inspection of weld joints

12. Welding - MIG, MAG and TIG welding + test

13. Assessment test

Study Objective:

The aim of the study is to introduce the production technology for the engineering industry.

gaining fundamental knowledge about manufacturing processes

Study materials:

Bednář, B. a kol.: Engineering technology I.

Suchánek, J. - Bryksí Stunová, B.: Fundamentals of technology I. Novotný, J. a kol.: Technologie I.

Šanovec, J. a kol.: Technologie I. - návody ke cvičení Němec, M. a kol.: Základy technologie I.

Note:
Time-table for winter semester 2018/2019:
06:00–08:0008:00–10:0010:00–12:0012:00–14:0014:00–16:0016:00–18:0018:00–20:0020:00–22:0022:00–24:00
Mon
Tue
Fri
roomT4:C2-436

12:30–14:00
(lecture parallel1)
Dejvice
Posluchárna 436
Thu
roomT4:G3-122

14:15–15:45
(lecture parallel1
parallel nr.101)

Dejvice
Laboratoř ZT1 12133
Fri
Time-table for summer semester 2018/2019:
Time-table is not available yet
The course is a part of the following study plans:
Data valid to 2019-08-21
For updated information see http://bilakniha.cvut.cz/en/predmet1764406.html