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Wyszukujesz frazę "spot welding" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
The effect of RFSSW parameters on the load bearing capacity of aluminum 7075-T6 sheet metal joints
Autorzy:
Kluz, Rafał
Kubit, Andrzej
Wydrzyński, Dawid
Powiązania:
https://bibliotekanauki.pl/articles/103367.pdf
Data publikacji:
2018
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
friction stir spot welding
aluminium 7075-T6
process parameters
zgrzewanie tarciowe
parametry procesu
Opis:
Friction Stir Spot Welding is one of the most contemporary methods of joining metals and alloys in their solid state. The ability to join elements made of aluminum alloys allows for utilizing this method in the manufacturing of aircraft structures while lowering the work load, costs, and weight, without sacrificing or even having better strength parameters than classic methods of joining elements. It ensures constant joint parameters, however it requires the use of optimal welding parameters such as: the rotational speed of the tool, tool delve depth, and welding time. The work presents the results of experiments conducted on 7074 aluminum sheet metal that was 1.8 and 0.8 mm thick, which conducted in accordance with the PS/DK32 research plan. The welding tests were done on a dedicated spot welding machine, while the strength tests consisted of static tensile strength tests. In the final part of the article contains an analysis and interpretation of the results.
Źródło:
Advances in Science and Technology. Research Journal; 2018, 12, 2; 35-41
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Experimental Analysis of the Post-Buckling Behaviour of Compressed Stiffened Panel with Refill Friction Stir Spot Welded and Riveted Stringers
Autorzy:
Kubit, Andrzej
Święch, Łukasz
Trzepiecinski, Tomasz
Faes, Koen
Powiązania:
https://bibliotekanauki.pl/articles/2172351.pdf
Data publikacji:
2022
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
friction stir spot welding
digital image correlation
thin-walled structure
post-buckling analysis
alluminium alloy
EN AW-7075-T6
Opis:
The paper presents the results of research aimed at comparing two stringer joining technologies of stiffened panels. Experimental tests were carried out on the basis of uniaxial compression of thin-walled panels stiffened with two parallel stringers. The panels consist of a skin plate and stringers joined with two techniques: riveting and refill friction stir spot welding (RFSSW). The aim of the investigations was to determine the amount of the critical load, the character of the structure's work in the range of post-buckling behaviour and the mode of panel destruction. For deformation measurements, an optical scanner Aramis based on the digital image correlation (DIC) technique was used. The research conducted enabled the assessment of the effectiveness of the RFSSW technology of joining the semi-monocoque structures, taking into account the range of post-critical deformations caused both to the local and global loss of stability. The compression tests have shown that the plate with welded stringers with a spacing of 29.5 mm exhibits the ultimate load similar to the variant of the riveted panel. It was also observed that the nature and number of buckling half-waves depend on the applied load and spacing between connectors.
Źródło:
Advances in Science and Technology. Research Journal; 2022, 16, 2; 159--167
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Effect of Plunge Depth on the Strength Properties of Friction Welded Joints Using the RFSSW Method
Autorzy:
Kluz, Rafał
Kubit, Andrzej
Wydrzyński, Dawid
Powiązania:
https://bibliotekanauki.pl/articles/102342.pdf
Data publikacji:
2018
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
friction stir welding
joining aluminium alloys
refile friction spot stir welding
zgrzewanie tarciowe
łączenie stopów aluminium
spawanie punktowe z mieszaniem punktowym
Opis:
The Refill Friction Stir Spot Welding (RFSSW) method consists of three variable process parameters: rotational speed, tool plunge time and depth. The article presents an analysis of the effects tool plunge depth on shear strength. For this purpose, samples had a shearing load applied in a device prepare for this purpose. The shear strength was determined. An analysis of the results showed that tool plunge has a large effect on the strength of the joint and the structure of the joint. Depending on the tool plunge value, three types of joint failure were observed during the static shear strength test.
Źródło:
Advances in Science and Technology. Research Journal; 2018, 12, 1; 41-47
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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