Results 61 to 70 of about 735,587 (308)

Optimization of End Mill Geometry for Machining 1.2379 Cold-Work Tool Steel Through Hybrid RSM-ANN-GA Coupled FEA Approach

open access: yesMachines
Optimizing end mill geometry is critical for improving performance and reducing costs in the high-volume manufacturing of tools, dies and molds. This study demonstrates a successful optimization framework for solid end mills machining 1.2379 cold-work ...
Tolga Berkay Şirin   +6 more
doaj   +1 more source

The high-performance machining of the curved surfaces with the progressive cutting geometry of the end mill

open access: yesMATEC Web of Conferences, 2017
There are some results of practical application of the solid carbide end mill developed in HALTEC Ltd company, using for high-performance machining of curved surfaces of workpieces, which have a complex spatial form.
Khramov Alexander   +2 more
doaj   +1 more source

Stand for research mechanical oscillations in end milling of flexible workpieces by end mill [PDF]

open access: yes, 2011
В статье описан стенд для изучения механических колебаний при фрезеровании маложестких деталей концевыми фрезами. Стенд позволяет измерять силы, которые составляют колебание, восстанавливающие силы и силы диссипирующие энергию.The article describes a ...
Внуков, Юрий Николаевич   +2 more
core  

Longitudial fluctuations of rotors of disk knife refiners [PDF]

open access: yes, 2020
The subject of the study is the longitudinal fluctuations of the rotors of disk knife refiners. The dynamic and mathematical models of rotors of disk mills are developed.
Vikharev, S. N.
core  

Impact of \u3ci\u3eMecinus Janthinus\u3c/i\u3e (Coleoptera: Curculionidae) on the Growth and Reproduction of \u3ci\u3eLinaria Dalmatica\u3c/i\u3e (Scrophulariaceae) [PDF]

open access: yes, 2018
Dalmatian toadflax, Linaria dalmatica (L.) Mill. (Scrophulariaceae), a native to the eastern Mediterranean and Black Sea regions of Europe and Asia, has invaded over one million hectares in the western United States and Canada, in habitats similar to its
Ditommaso, Antonio   +4 more
core   +2 more sources

Z‐Scheme Water Splitting Systems Based on Solid‐State Electron Conductors

open access: yesAdvanced Functional Materials, EarlyView.
This review examines the latest advances in Z‐scheme overall water splitting (OWS) systems for solar hydrogen production. These systems consist of suspended or immobilized hydrogen evolution photocatalysts (HEPs) and oxygen evolution photocatalysts (OEPs).
Chen Gu   +3 more
wiley   +1 more source

PENGARUH KECEPATAN PEMAKANAN DAN WAKTU PEMBERIAN PENDINGIN TERHADAP TINGKAT KEAUSAN CUTTER END MILL HSS HASIL PEMESINAN CNC MILLING PADA BAJA ST 40 [PDF]

open access: yes, 2012
The purpose of this research was to determine the influence of feedrate variation, timing of cooling variation, and the interaction between feedrate and timing of cooling to rate wear HSS end mill cutter in machining result CNC milling with ST 40 steel.
Estriyanto, Yuyun   +2 more
core  

Bimetallic Nanoparticles as Cocatalysts for Photocatalytic Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Recent developments have introduced bimetallic nanoparticles as effective cocatalysts for photocatalytic systems. This review explores the rapidly expanding research on bimetallic cocatalysts for photocatalytic production of hydrogen, emphasizing the creation of carrier‐selective contacts, localized surface plasmon resonance effects, methodologies for ...
Yufen Chen   +4 more
wiley   +1 more source

Estimate of cutting forces and surface roughness in end milling of glass fiber reinforced plastic composites using fuzzy logic system

open access: yesScience and Engineering of Composite Materials, 2014
Milling glass fiber reinforced plastic (GFRP) composite materials are problematic, owing to, e.g., nonhomogeneous and anisotropic properties and effects of plastic deformation.
Çelik Yahya Hışman   +2 more
doaj   +1 more source

Effects of Cutter Geometrical Features on Machining Polyetheretherketones (PEEK) Engineering Plastic

open access: yesJournal of Mechanical Engineering and Sciences, 2014
When polyetheretherketone is used in structural applications it generally undergoes additional machining operations in order to form components. Machining PEEK can be a challenging task for manufacturers, however, especially when using a conventional ...
R. Izamshah   +5 more
doaj   +1 more source

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