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Wyszukujesz frazę "end mill" wg kryterium: Temat


Wyświetlanie 1-5 z 5
Tytuł:
Path Interval and Its Relevance to Cutting Force in Ball and Filleted End Milling
Autorzy:
Sekine, Tsutomu
Powiązania:
https://bibliotekanauki.pl/articles/2022253.pdf
Data publikacji:
2022
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
path interval
material removal rate
cutting force
ball end mill
filleted end mill
Opis:
Computerized milling process is widely used in product manufacturing. Although manufacturing has gradually become highly-automated, the selection of machining conditions still remains an ever-present challenge in the process. To provide some findings contributable for the process planning, this study focuses on ball and filleted end milling. After brief explanations were given to the path interval determinations in both milling processes, the experiments were conducted to verify and characterize each procedure. The results of computational procedures showed good agreement with the experimental ones. Then, material removal rate and cutting force were analytically proposed for effective selection of machining conditions. The following findings were obtained from the demonstrations with discussion. Ball end milling required relatively large cutting force in the first tool path even though the material removal rate was comparatively small. On the contrary, filleted end mill enabled us to maintain a moderate cutting force in the first tool path even if the material removal rate expanded with increasing tool radius.
Źródło:
Advances in Science and Technology. Research Journal; 2022, 16, 1; 85-94
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Comparative Study on Path Interval and Two Tool Condition Parameters in Ball and Filleted End Milling
Autorzy:
Sekine, Tsutomu
Powiązania:
https://bibliotekanauki.pl/articles/2023326.pdf
Data publikacji:
2021
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
path interval
filleted end mill
tool condition parameter
machining conditions
ball end mill
odstęp między ścieżkami
frez końcowy stożkowy
parametr stanu narzędzia
stan obróbki
frezy kulowe
Opis:
Milling is widely used as a versatile, highly automated manufacturing process. The selection of tool and its machining conditions is an ever-present challenge inherent in the process. To provide some findings contributable for the process planning, this study focuses on ball and filleted end milling. After the path interval determinations were explained briefly, the characteristics of each procedure were revealed with experimental verifications. The results of computational procedures showed good agreement with the experimental ones. Then, predominant frictional distance and cutting speed were proposed for effective selection of machining conditions. The discussion was given based on the results obtained from the demonstrations. Moreover, the relationships to path interval were elucidated through the discussion. In conclusion, several outcomes were organized from the experimental and numerical evidences.
Źródło:
Advances in Science and Technology. Research Journal; 2021, 15, 4; 311-320
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Impact of depth of cut on chip formation in az91hp magnesium alloy milling with tools of varying cutting edge geometry
Autorzy:
Gziut, O.
Kuczmaszewski, J.
Zagórski, I.
Powiązania:
https://bibliotekanauki.pl/articles/102170.pdf
Data publikacji:
2015
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
high-speed dry milling
magnesium alloys
machinability
magnesium chips
end-mill geometry
Opis:
Safety of Mg milling processes can be expressed by means of the form and the number of fractions of chips formed during milling. This paper presents the state of the art of magnesium alloys milling technology in the aspect of chip fragmentation. Further-more, the impact of the depth of cut ap and the rake angle γ on the number of chip fractions was analysed in the study. These were conducted on AZ91HP magnesium cast alloy and milling was performed with carbide tools of varying rake angle values (γ = 5º and γ = 30º). It was observed that less intense chip fragmentation occurs with decreasing depth of cut ap. The number of chip fractions was lower at the tool rake angle of γ = 30º. The test results were formulated as technological recommendations according to the number of generated chip fractions.
Źródło:
Advances in Science and Technology. Research Journal; 2015, 9, 26; 49-56
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Study on Tool Condition Parameters Intended for Smart Tool Management in Filleted End Milling
Autorzy:
Sekine, Tsutomu
Powiązania:
https://bibliotekanauki.pl/articles/2123284.pdf
Data publikacji:
2021
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
optimization
multi-axis CNC machining
filleted end mill
tool condition parameter
machining conditions
Opis:
Filleted end milling is commonly used as a versatile manufacturing process, whereas the optimization for tool condition management is one of the continuously noticed topics. It can also contribute to the achievement of Sustainable Development Goals. A lot of outcomes have been reported so far in the experimental investigations of tool condition parameters. However, the findings and knowledge from theoretical perspective are relatively scarce to advance smart tool management. Hence, the aim of this study is to give theoretical consideration with tool condition parameters. The investigations focus on filleted end milling with some variations of machining conditions. Several tool condition parameters were theoretically proposed after illustrating geometrical modeling with variable description. Then, the demonstrations and discussion were made based on the computational results in filleted end milling. The results visually and numerically ascertained novel findings regarding several characteristics of tool condition parameters
Źródło:
Advances in Science and Technology. Research Journal; 2021, 15, 3; 108--116
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
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
    Wyświetlanie 1-5 z 5

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