636-3015/03 – Joining of materials and tooling (SMOn)
| Gurantor department | Department of Material Engineering | Credits | 4 |
| Subject guarantor | doc. Ing. Stanislav Lasek, Ph.D. | Subject version guarantor | doc. Ing. Stanislav Lasek, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Choice-compulsory type B |
| Year | 2 | Semester | winter |
| | Study language | Czech |
| Year of introduction | 2019/2020 | Year of cancellation | 2021/2022 |
| Intended for the faculties | FMT | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
- student will be able to describe methods of joining, evaluate and determine the weldability of materials, characterize the structure and properties of welded joints
- student will be able to clarify the choice of connections, describe criteria for selecting technology for joining, especially welding, evaluate properties of joints
- formulate basic methods and parameters for machining, assess or select a machining material, to know special methods of joining and machining
Teaching methods
Lectures
Tutorials
Experimental work in labs
Summary
Overview of joining and cutting. Methods for determining the weldability. Arc welding method and its implementation. Submerged arc welding and ways of using it. Electroslag welding and ways of performing. Methods surfacing (welding). Heat treatment of welds after welding. Evaluation of defectiveness and diagnostics of joints. Soft and hard soldering. Bonded joints, advantages and disadvantages. Machining methods of metallic surfaces. Effects of machining parameters on the surface quality and tension. Materials for machining.
Compulsory literature:
Recommended literature:
Additional study materials
Way of continuous check of knowledge in the course of semester
Continuous verification of learning outcomes:
- full-time study form: 3 written programs during semester, 1 written test,
- Combined form of study: semestral work, project
Final verification of study results for both forms of study:
- written exam.
E-learning
Other requirements
There are no further special requirements.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
- Introduction. Principles and methods of mechanical machining (turning, milling, shaping, grinding).
- Parameters affecting the mechanical machining and their impact on the quality of the surface. Electrochemical machining.
- Materials for machine tools, machinability of materials. The selection of material for machining, tool wearing.
- The principle of materials joining (screw connection, V-joints, etc.) and permanent joining (welding, soldering, etc.) - overview and examples. - Fusion welding. Physical basis of the process. The essence of the arc. Melting and transfer of metal electrodes in an arc.
- Structure and properties of welded joints - weld metal, heat-affected zone, defects. Blacksmith welding, flame, arc welding - principles, examples.
- Electroslag welding, resistance welding, laser welding - principles, applications.
- Metallurgical factors affecting the quality of the welds, weldability tests, oxygen cutting.
- Heat treatment of steels before welding, during welding and heat treating of weldments.
- Control of welded joints, defects in joints and their classification according to ISO standards.
- Soft and hard soldering - principles, applications. Cladding by rolling, explosion and welding.
- Principles of bonding, testing of adhesives and adhesive joints, properties and failure of bonded joints.
- Degradation properties of joints (manufacturing, service). Examination of the causes of joints accidents and welded structures.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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