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Wyszukujesz frazę "toolpath" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
A Computational Algorithm for Path Interval Determination in Multi-Axis Filleted End Milling
Autorzy:
Sekine, Tsutomu
Powiązania:
https://bibliotekanauki.pl/articles/102603.pdf
Data publikacji:
2020
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
toolpath generation
path interval
multi-axis CNC machining
torus intersection problem
filleted end mill
generowanie ścieżki narzędzia
interwał ścieżki
wieloosiowa obróbka CNC
problem z przecięciem torusa
zaokrąglony frez trzpieniowy
Opis:
The demands for filleted end milling with high efficiency are increasing more and more. Path interval determination is one of the computational processes in the tool path generation, and its development can offer further improvement in multi-axis filleted end milling. However, to our knowledge, the practical approach has been hardly proposed so far. Hence, this study proposes a novel algorithm to determine a suitable path interval in multi-axis filleted end milling with a tool inclination. The procedure with wide applicability and robustness was described based on the 3D geometrical consideration of filleted end mill. Then, the characteristics of procedure were discussed with the visual data obtained from the computational results.
Źródło:
Advances in Science and Technology. Research Journal; 2020, 14, 2; 198-205
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Vibration and displacement analysis during turning of hardened steel
Autorzy:
Felusiak, Agata
Powiązania:
https://bibliotekanauki.pl/articles/94118.pdf
Data publikacji:
2019
Wydawca:
Politechnika Poznańska. Wydawnictwo Politechniki Poznańskiej
Tematy:
hardened steel
displacements
turning
vibration
toolpath
Opis:
This paper presents an analysis of the vibrations and displacements of the tool during the turning of hardened steel for various turning parameters. Studies have shown that an increase in feed from 0.1 to 0.35 mm / rev results in an almost two-fold increase in radial displacement of the tool. It has also been shown that the combination of high feeds and high rotational speed of the workpiece causes a rapid increase in vibration in all directions.
Źródło:
Archives of Mechanical Technology and Materials; 2019, 39; 54-58
2450-9469
Pojawia się w:
Archives of Mechanical Technology and Materials
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Selection of Optimal Machining Strategy in the Manufacture of Elements Bounded by Curvilinear Surfaces
Autorzy:
Czerech, Ł.
Powiązania:
https://bibliotekanauki.pl/articles/386869.pdf
Data publikacji:
2013
Wydawca:
Politechnika Białostocka. Oficyna Wydawnicza Politechniki Białostockiej
Tematy:
maszyny
CAD
CAM
toolpath tolerance
machining strategy
geometric deviations
Opis:
Increasing machining accuracy realized on CNC machine tools causes that the more frequently surfaces machined with this technique are not subject to further finishing processing and directly affects on the final quality of the product. Achieving geometric accuracy established by the constructor is the problem that modern technologists and CAD/CAM programmers have to faced with. The paper presents the influence of toolpath tolerance and machining strategy available in CAD/CAM software on the constituting process of technological surface layer for elements limited with curvilinear surfaces. The impact of the above mentioned parameters on the location and direction of geometrical deviations were also analyzed. Following article is part of research of the impact of selected technological parameters on the freeform surfaces geometric structure manufactured on CNC machines
Źródło:
Acta Mechanica et Automatica; 2013, 7, 1; 5-10
1898-4088
2300-5319
Pojawia się w:
Acta Mechanica et Automatica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Toolpaths Programming in an Intelligent Step_NC Manufacturing Context
Autorzy:
Laguionie, R.
Rauch, M.
Hascoet, J.-Y.
Powiązania:
https://bibliotekanauki.pl/articles/971114.pdf
Data publikacji:
2008
Wydawca:
Wrocławska Rada Federacji Stowarzyszeń Naukowo-Technicznych
Tematy:
Step_NC
toolpath generation
pattern strategy
Opis:
The current language for CNC programming is G-code which dates from the beginning of the eighties with the norm ISO 6983. With the new technologies, G-code becomes obsolete. It presents drawbacks that create a rupture in the numerical chain at the manufacturing step. A new standard, Step_NC, aims to overtake these lacks. A Step_NC file includes all the information for manufacturing, as geometry description of the entities, workplan, machining strategies, tools, etc. For rough pocket milling, the ISO norms propose different kind of classical strategies as bidirectional, parallel or spiral contour, etc. This paper describes a new way of toolpath programming by the repetition of a pattern all along a guide curve. It presents several advantages as building fastness and easiness. The integration of pattern strategies in Step_NC standard is an other step for the development of these strategies but also for the enrichment of Step_NC possibilities. A complete Step_NC numerical chain was built, integrating these pattern strategies. The implementation of this approach of building pattern strategies was made by the development of tools for the complete manufacturing cycle, from the CAD file to the machined part. Several application cases were experimented on machine tool to validate this approach and the efficiency of the developed tools.
Źródło:
Journal of Machine Engineering; 2008, 8, 1; 33-43
1895-7595
2391-8071
Pojawia się w:
Journal of Machine Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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