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Wyszukujesz frazę "wear properties" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Comprehensive analysis of the product’s operational properties formation considering machining technology
Autorzy:
Stupnytskyy, Vadym
Hrytsay, Ihor
Powiązania:
https://bibliotekanauki.pl/articles/139963.pdf
Data publikacji:
2020
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
functional-oriented technology
operational properties
wear resistance
friction
tribo-contact
profile roughness parameters
Opis:
Product Lifecycle Management (PLM) system requires consideration and ensuring efficient operating conditions for the most loaded parts in the product, not only at the product’s design stage, but also at the production stage. Operational properties of the product can be significantly improved if we take into consideration the formation of the functional surfaces wear resistance parameters already at the planning stage of the technological process structure and parameters of the product’s machining. The method of constructing predictive models of the influence of the technological process structure on the formation of a complex of product’s operational properties is described in the article. The relative index of operational wear resistance of the machined surface, which is characterized by the use of different variants of the structure and parameters of this surface treatment, depends on the microtopographic state of the surface layer and the presence of cutting-induced residual stress. On the example of the eject pin machining it has been shown how the change in the structure of the manufacturing process from grinding to the turning by tool with the tungsten carbide insert affects the predicted wear resistance of the machined functional surface.
Źródło:
Archive of Mechanical Engineering; 2020, LXVII, 2; 149-167
0004-0738
Pojawia się w:
Archive of Mechanical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect of part build orientations and sliding wear factors on tribological characteristics of FDM processed parts
Autorzy:
Alamro, Turki
Yunus, Mohammed
Alfattani, Rami
Alnaser, Ibrahim A.
Powiązania:
https://bibliotekanauki.pl/articles/1845032.pdf
Data publikacji:
2021
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
FDM component
ABS polymer
tribological properties
part developing orientation
sliding wear
friction
komponent FDM
polimer ABS
właściwości trybologiczne
zużycie ślizgowe
tarcie
Opis:
Fused Deposition Modeling (FDM) components are commonly used for either prototypes or end products, mostly made of polymers. Polymers offer low frictional resistance to wear, so most of the engineering polymers find their increased usage in day-to-day industrial as well as domestic needs. The influence of many process controlling elements on the mechanical part properties is already being studied extensively, which demands the study of tribological characteristics like friction and wear rate under varying normal load (NL), sliding velocities (V) and part building orientations (PBO). The results showed a significant impact of the PBO and NL at various V on the tribological properties under various significant suitable sliding circumstances. Cracks were formed in the cylindrical tribometer specimens of Acrylonitrile butadiene styrene (ABS) fabricated at low PBO when operated at high NL, and V. Vertical PBO to the FDM building platform in the layers form where a number of inter-layers can bear maximum NL at higher values of V resulted in uniform wear and low frictions. Friction was noticed very low at minimum NL when PBO was 0° (horizontal) and 90° (vertical), but increased at high NL between PBO of 15° to 60°. The FDM parts improved compared to those from conventional manufacturing processes.
Źródło:
Archive of Mechanical Engineering; 2021, LXVIII, 3; 321-336
0004-0738
Pojawia się w:
Archive of Mechanical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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