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Explanatory Notes
Instructions
Web page:
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Anotation:
Subject deals with modern methods of welding and soldering of metals in area of electrotechnics and electronics. There are presented technologies gas-welding, arc-welding, gas shielded welding, plasma welding, electron beam and laser welding, resistance and hf welding. A spatial attention is paid to the soldering and wire bonding in microelectronics. Practical exercises provide the basic workshop of arc welding.
Study targets:
To give students an overwiew about modern technologies of welding, soldering, wire bonding and interconnection in field of electrotechnic production.
Course outlines:
| 1. | | Introduction, OSHA, welding safety rules after standards ČSN 050630 a 050610. |
| 2. | | Welding and soldering methods. Gas welding. |
| 3. | | Arc welding. Welding filler materials and electrodes. |
| 4. | | Gas-shielded arc welding.MIG, MAG, WIG methods. |
| 5. | | Power sources and equipments for arc welding. |
| 6. | | Resistance welding methods. High frequency welding. |
| 7. | | Plasma welding and cutting. Laser welding and cutting. Electron beam welding. |
| 8. | | Welding defects. Mechanical testing of welds. |
| 9. | | Physical principles of soldering. Solders and soldering pastes. |
| 10. | | Soldering methods in electronics and electrotechnics. Diagnostics of solder joints. |
| 11. | | Interconnection techniques in microelectronics. Wire bonding. |
| 12. | | Glueing. Polymer welding processes. |
| 13. | | Automation of welding processes. |
| 14. | | Excursion to the automated welding workplace. |
Exercises outline:
| 1. | | OSHA for welding and soldering. |
| 2. | | Identification of arc welding equipment. |
| 3. | | Square butt weld, carbon steel, thickness 8 mm. |
| 4. | | Mechanical properties of materials. |
| 5. | | Square butt weld, carbon steel,thickness 5 mm. |
| 6. | | Testing of hardness and tenacity. |
| 7. | | V-butt weld, carbon steel,thickness 8 mm. |
| 8. | | Study of material structure by microscope. |
| 9. | | V-weld with revelded root, karbon steel, 10 mm. |
| 10. | | Non-destructive testing of materials. |
| 11. | | Fillet weld carbon steel. |
| 12. | | Gas-shielded arc welding. |
| 13. | | Final weld. |
| 14. | | Assesment test. |
Literature:
| [1] | | J.Hampl, J. Lipták, J. Sedláček,V.Bouda: Materiály pro elektrotechniku, skripta ČVUT, Praha, 2000 |
| [2] | | Bouda,V., Mach, P., Hampl, J.: Properties and Processing of Materials. ČVUT 1999 |
| [3] | | Lancaster, J.: Welding Metallurgy AP - Woodfead Publ.Ltd., 1999 |
| [4] | | Technologie svařování a zařízení, ZEROSS, Ostrava, 2001 |
Requirements:
Keywords:
Welding, soldering, wire bonding, glueing, interconnection, electronic industry.
Subject is included into these academic programs:
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| Page updated 13.9.2024 09:52:06, semester: L/2023-4, Z/2025-6, Z/2023-4, Z,L/2024-5, Send comments about the content to the Administrators of the Academic Programs |
Proposal and Realization: I. Halaška (K336), J. Novák (K336) |