Results 11 to 20 of about 205,537 (282)

SIMULATION MODELING OF 2.5D MILLING DYNAMICS BY END MILLS

open access: yesBulletin of the National Technical University «KhPI» Series: New solutions in modern technologies, 2022
A mathematical model for simulation modeling of 2.5D end milling is presented. The model takes into account the loop closed of the cutting process in the elastic machining system through the feedback in the form of elastic shifts along the coordinate axes. The dynamics of the system are represented by a single-mass model with two degrees of freedom.
Petrakov, Yuriy, Sikailo, Maxim
openaire   +2 more sources

Research on end mill vibration in machining of VT9 titanium alloy

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2022
The reason for the failure of carbide end mills is the chipping of the cutting edges at the transition from the radius edges to the helix edges on the cylindrical part of the cutter.
M. B. Sazonov, A. N. Zhidyaev
doaj   +1 more source

An Experimental Study on Milling Titanium Alloy with a Revolving Cycloid Milling Cutter

open access: yesApplied Sciences, 2020
In this paper, a revolving cycloid milling cutter was designed with a larger effective cutting helix angle and rake angle than a ball end milling cutter of the same diameter.
Guangyue Wang   +3 more
doaj   +1 more source

Cutting Forces Prediction in Ball End Milling [PDF]

open access: yesEngineering and Technology Journal, 2011
In curved surface machining, parametric surface representation is normally used for computer aided design (CAD). Parametric surfaces are often machined using a flat end mill for roughing and ball end mill for finishing.
Hussain S. Kitan   +2 more
doaj   +1 more source

Flank milling with flat end milling cutters [PDF]

open access: yesComputer-Aided Design, 2003
One situation encountered in industry is that two curves on the machined surface are known, such as the top and bottom profiles of a blade. The shape of the surface is not known and is to be determined by a tool sliding along the generating rails. In this paper, we give a detailed mathematical understanding of flank milling with flat end cutters, which
Sanjeev Bedi   +2 more
openaire   +1 more source

Tool Path Planning for Five-Axis End Milling of Cycloidal Gears and Its Full Tooth Profile Accuracy Measurement

open access: yesEngineering Transactions, 2023
This paper proposes a method of end milling of cycloidal gears using a five-axis computer analytical control (CNC) machine tool. Firstly, the basic principle of the five-axis end milling of cycloidal gears is introduced.
Jian WANG   +3 more
doaj   +1 more source

Tool orientation effects on the geometry of 5-axis ball-end milling [PDF]

open access: yes, 2010
5-axis ball-end milling has found application in various industries especially for machining of parts with complex surfaces. Additional two degree of freedoms, namely, lead and tilt angles make it possible to machine complex parts by providing extra ...
Budak, Erhan   +2 more
core   +1 more source

Surface roughness prediction in milling based on tool displacements [PDF]

open access: yes, 2011
In this paper, an experimental device using non-contact displacement sensors for the investigation of milling tool behaviour is presented. It enables the recording of high frequency tool vibrations during milling operations.
COSTES, Jean-Philippe, MOREAU, Vincent
core   +3 more sources

Roughness evolution of previously milled samples along a polishing test [PDF]

open access: yes, 2016
In the present work results about roughness evolution along a polishing operation with corundum disks of size Norton 400 are presented. Hardened steel and hardened stainless steel samples were previously subjected to ball-end milling or side milling with
Buj Corral, Irene, Vivancos Calvet, Joan
core   +2 more sources

Development of a Staggered PCD End Mill for Carbon Fiber Reinforced Plastic

open access: yesApplied Sciences, 2017
This work presents a PCD (polycrystalline diamond) end mill with a new staggered structure for the milling of CFRP (carbon fiber reinforced plastic). The magnitude and direction of cutting force is decreased and changed by side-edge re-configuration of ...
Guangjun Liu   +4 more
doaj   +1 more source

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