Technológ: Posledné príspevky

Zobrazujú sa záznamy 61-80 z 114

    • Opotrebovanie strižníkov v strihacom nástroji 

      Moravec, Ján (University of Žilina, 2023)
      The paper describes the issue of wear of shears in shearing tools. It is pointed out to theoretical knowledge from the issue and also in experimental, or the practical part contains specific knowledge about the wear of the ...

    • Matematický model pohonnej sústavy koľajového vozidla 

      Dižo, Ján; Blatnický, Miroslav; Ishchuk, Vadym; Molnár, Denis; Solčanský, Sebastián (University of Žilina, 2023)
      The presented research is aimed at the derivation of a mathematical model of diesel-mechanical drivetrain of a rail vehicle. It is derived by means of the Lagrange’s equations of the second kind. The derived mathematical ...

    • Stratégie frézovania tenkostenných komponentov z ťažkoobrobiteľného materiálu 

      Hrbál, Jakub; Vozár, Marek; Pätoprstý, Boris; Buranský, Ivan (University of Žilina, 2023)
      The paper deals with the issue of the influence of machining strategies and tool parameters on the quality of the machined surface of thin-walled parts made by WAAM technology. The current state of machining thin walled ...

    • Vplyv vysokej prevádzkovej teploty na funkčnosť ložísk 

      Kantoríková, Elena (University of Žilina, 2023)
      Rolling bearings are among the most important parts of machines and equipment. Many malfunctions in operation can be prevented by the correct choice of bearing, regular inspection and maintenance. The failure rate of the ...

    • Aplikácie difúzie v strojárskej výrobe 

      Jaššo, Martin; Pastirčák, Richard (University of Žilina, 2023)
      This thesis aims to explain the nature of the diffusion process and the importance of this process in the field of engineering production. The thesis contains information on the principles and mechanisms by which diffusion ...

    • Evaluation of the possibilities of use of interactive technology in the laboratory 

      Biňasová, Vladimíra; Bubeník, Peter; Rakyta, Miroslav; Kasajová, Marta; Štaffenová, Katarína (University of Žilina, 2023)
      The goal of the contribution was to propose the possibilities of using interactive technology in the laboratory and to create a creative and interesting environment for students. One of the benefits is facilitating and ...

    • Konštrukčný návrh rámu korby pre jednonápravový príves za traktor 

      Dižo, Ján; Blatnický, Miroslav; Ishchuk, Vadym; Molnár, Denis; Kurtulík, Jakub (University of Žilina, 2023)
      This article is focused on the results of the research, which is intended to design of a single-axle tipping tractor trailer. The trailer consists of two main parts, a frame and a superstructure. Both parts of the trailer ...

    • Evaluation of new trends and reasons for attendance artificial intelligence at the operational level 

      Biňasová, Vladimíra; Bubeník, Peter; Rakyta, Miroslav; Kasajová, Marta; Štaffenová, Katarína (University of Žilina, 2023)
      The contribution is focused on the analysis of the current state of the introduction of artificial intelligence in enterprises in Slovakia. Here are also the results of a questionnaire survey aimed at finding out what the ...

    • Technológ - celé číslo 2/2023 

      Neznámy autor (Žilinská univerzita v Žiline, 2023)

    • Stanovenie únavovej pevnosti zvarových spojov ocele S960MC zváraných laserovým lúčom 

      Frátrik, Martin; Mičian, Miloš (Žilinská univerzita v Žiline, 2023)
      The work deals with determining the fatigue strength of butt-welded joints of S960MC steel. The fatigue strength of two versions of laser beam welded joints as well as the base material was assessed. To reduce the notch ...

    • Porovnanie geometrickej presnosti obrobkov po tvrdom frézovaní a brúsení 

      Čilliková, Mária; Mičietová, Anna; Neslušan, Miroslav (Žilinská univerzita v Žiline, 2023)
      This paper deals with surface integrity after hard milling of bearing steel 100Cr6. Surface integrity is expressed in terms of shape deviation as well as Barkhausen noise emission. Furthermore, components of cutting ...

    • Návrh elektrického mechanizmu otáčania výložníka stĺpového žeriava pre manipuláciu s kalovými čerpadlami 

      Blatnický, Miroslav; Dižo, Ján; Molnár, Denis; Ishchuk, Vadym (Žilinská univerzita v Žiline, 2023)
      The article is a continuation of the issue of the technical solution of the hinge for handling sludge pumps in the Jaslovské Bohunice nuclear power plant. The main goal is the design of the electric jib rotating mechanism. ...

    • Rovnanie plechu bodovým ohrevom 

      Moravec, Ján (Žilinská univerzita v Žiline, 2023)
      The contribution is devoted to the issue of material alignment. The theoretical description and essence of straightening by local heating is presented. Mechanical methods of leveling the material are also covered. In ...

    • Hodnotenie vplyvu technologických parametrov na mikroštrutúru vysokotlakových odliatkov 

      Medňanský, Martin; Brůna, Marek; Matejka, Marek (Žilinská univerzita v Žiline, 2023)
      A number of technological parameters influence the mechanical properties of a high pressure die casting. The aim of the presented paper was to perform microstructural analysis of AlSi9Cu3(Fe) alloy casting fabricated ...

    • Optimálny návrh výroby neštandardného ozubeného súkolesia 

      Maláková, Silvia; Sivák, Samuel (Žilinská univerzita v Žiline, 2023)
      Gears are among the most widely used transmission mechanisms, and the gear wheel has become a symbol of mechanical engineering. In operation, high demands are placed on the function of the gears. To achieve them, the ...

    • Konštrukcia strižného nástroja pre pristrihovanie činných plôch 

      Melo, Borislav; Dostál, Robert (Žilinská univerzita v Žiline, 2023)
      Cutting technology is one of the basic and supporting methods, preferably of dividing materials. The preparation of material for further processing cannot be imagined without the use of cutting technology. The text of ...

    • Vplyv Sr, Zr a Mo na vybrané vlastnosti AlSi5Cu2Mg zliatiny 

      Sýkorová, Martina; Bolibruchová, Dana; Širanec, Lukáš (Žilinská univerzita v Žiline, 2023)
      Hypoeutectic AlSi5Cu2Mg alloy is a relatively new alloy that finds application in the production of high stress cylinder head castings. This work focuses on the investigation of the solubility of the additive elements Sr, ...

    • Tvárnenie skla v jednoduchom tvárniacom nástroji 

      Moravec, Ján (Žilinská univerzita v Žiline, 2023)
      The contribution presents the analysis and issues of glass forming in a forming tool with external heating. The necessary theoretical knowledge and properties of glass, which are necessary for solving the design of the ...

    • Oxidické vrstvy a bifilmy v odliatkoch hliníkových zliatin 

      Galčík, Marek; Brůna, Marek (Žilinská univerzita v Žiline, 2023)
      Surface of aluminium alloy melt is covered by an oxide layer when it is in contact with the surrounding atmosphere. When the oxide layer is retained on the surface of the melt it prevents the melt by hydrogen saturation. ...

    • Disperzne spevnené materiály 

      Kantoríková, Elena (Žilinská univerzita v Žiline, 2023)
      Dispersion reinforced systems are composites with a matrix reinforced with a dispersive discontinuous phase. They are mainly produced by powder metallurgy technologies. Dispersion-strengthened materials have a polycrystalline ...