Technology I.

Course guarantor:

Lecturer:

Tutor:

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. Brasing. Surface treatment. Plastics and powder processing. Laboratories.

Requirements:

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:

Study Objective:

Metal Forming- - Classification of metal forming processes and terminology, Welding-Definition and classification of welding, advantages and disadvantages of welding, Surface treatment-Metal Corrosion, Corrosion prevention, Surface treatment - types, Pre-treatment, Metal finishing, Inorganic coatings, Organic coatings

Study materials:

Král, Bednář, Čermák: Engineering Technology I. ČVUT Praha 2003, Novotný, J. a kol.: Technologie I. ČVUT Praha, Šanovec, J. a kol.: Technologie I. - návody ke cvičení ČVUT Praha, Zeman, K.: Základy technologie I. ČVUT Praha, Herman, A.: Technologie I. - soubor otázek ČVUT Praha

Note:

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No time-table has been prepared for this course

The course is a part of the following study plans: