Results 21 to 30 of about 58,439 (259)

Study on chip removal mechanism of PCD ball-end milling (1st report) cutting simulation by orthogonal cutting

open access: yesProduction and Manufacturing Research: An Open Access Journal, 2020
A polycrystalline diamond (PCD) ball-end mill is effective for processing molds made of hard and brittle materials, such as cemented carbide and ceramics and having fine and complex shapes with a high aspect ratio. The PCD ball-end mill has a distinctive
Peerapong Kasuriya   +3 more
doaj   +1 more source

A hybrid cutting technology using plasma and end mill for decommissioning of nuclear facilities

open access: yesNuclear Engineering and Technology, 2022
A hybrid cutting using both plasma and end mill was developed for safe and efficient dismantling of nuclear facilities. In this cutting method, a moving arc plasma heats up the workpiece before milling.
Min-Gyu Choi   +4 more
doaj   +1 more source

State estimation based on image processing of chatter mark on end-milled surface by two-dimensional discrete Fourier transform

open access: yesNihon Kikai Gakkai ronbunshu, 2019
In this report, we propose a method to analyze the frequency and phase difference of self-excited vibration during cutting by using image analysis for the photographed image of the machined surface by end milling.
Nobutoshi OZAKI   +3 more
doaj   +1 more source

Reduction of energy and fuel consumption in the hot-rolling steel sector

open access: yesCleaner Engineering and Technology, 2023
Furnace oil consumption, electric energy consumption, waste owing to mill scale, and process scrap due to cropping length are essential production indicators that must be monitored for economical production with minimal environmental impact.The study ...
Gulvir Singh, Pradeep K. Singh
doaj   +1 more source

Stability of Peripheral Milling Operations with Long End Mills

open access: yesProcedia CIRP, 2012
AbstractThis paper presents dynamic modelling of peripheral milling systems with axially varying dynamics. The end mill is divided into differential elements along the cutter axis, and discrete nodes are assigned along the axial depth of cut. The cutting forces, which include regenerative and process damping components, are distributed to nodes.
Kilic, Zekai Murat; id_orcid 0000-0002-7700-3360   +1 more
openaire   +1 more source

High Precise Milling Process by cBN End Mills

open access: yesInternational Journal of Automation Technology, 2012
Molding technology is one way of producing the micro-precision parts required by various industries. To Advance this molding technology, various elemental technologies related to materials, construction and machiningmethods are evolving together. One of these elemental technologies is milling by end mill. Further research and development of end mill is
Katsumi Naganuma, Masato Mori
openaire   +1 more source

Dynamic strength of end mills when processing wood and composite materials in panel house building [PDF]

open access: yesE3S Web of Conferences, 2019
The endurance of end mills during operation is determined by the bearing capacity of the working part of the housing and the wear resistance of the teeth.
Sergeevichev Alexander   +3 more
doaj   +1 more source

OPTIMIZATION OF END MILLS PERIPHERY MILLING

open access: yesJournal of Mechanical Engineering the National Technical University of Ukraine "Kyiv Polytechnic Institute", 2016
Розроблена математична модель для оптимізації процесу периферійного фрезерування, яка містить чисельний метод визначення сили різання, а також рівняння, що зв'язують обмеження з керованими параметрами режиму різання: частотою обертання шпинделя і подачею.
openaire   +4 more sources

Control method of chatter vibration based on inverse analysis of end milling chatter mark

open access: yesNihon Kikai Gakkai ronbunshu, 2017
It is well known that a regular chatter mark appears on the machined surface when chatter vibration occurs. There must be an essential information relationship between the chatter mark and the vibration stability.
Toshiki HIROGAKI   +3 more
doaj   +1 more source

Study of rigidity and frequency response of an end mill on a vertical milling center

open access: yesFrontier Materials & Technologies
The study covers the problem of early elimination of tool resonant vibrations through preliminary mathematical modelling. In particular, the problem is considered for the case of milling with an end mill on a vertical milling centre.
Roman D. Voronov   +2 more
doaj   +1 more source

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