Results 51 to 60 of about 2,791,295 (349)

A simulated investigation on the machining instability and dynamic surface generation [PDF]

open access: yes, 2005
In this paper, the authors propose the generic concept of machining instability based on the analysis of all kinds of machining instable behaviors and their features.
Altintas   +13 more
core   +1 more source

The Effect of Cutting Fluids and Cutting Speeds to The Vibrations of Milling CNC Machine

open access: yesMekanika, 2017
Vibration that occur in machining process is forced vibration. This vibration caused by external force excitation. External force that cause vibration in machining process is cutting force. This research was aims to determine the effect of cutting fluids
A Muhammad Fuad Nur Rochim   +2 more
doaj   +1 more source

The role of tool geometry in process damped milling [PDF]

open access: yes, 2010
The complex interaction between machining structural systems and the cutting process results in machining instability, so called chatter. In some milling scenarios, process damping is a useful phenomenon that can be exploited to mitigate chatter and ...
A Ganguli   +23 more
core   +1 more source

Compensation of a ball end tool trajectory in complex surface milling [PDF]

open access: yes, 2012
This work is consecrated to the minimising of machining errors based on a method for the compensation of the trajectory to be machined in hemispherical milling.
Baili, Maher   +4 more
core   +3 more sources

FORCE PREDICTION IN THREAD MILLING

open access: yes, 2003
A mechanistic approach for modelling the thread milling process is presented. The mechanics of cutting for thread milling is analyzed as an end milling process with modified cutting edge. The geometry of threads is added to the geometry of the end milling tool to calculate the chip load area.
Araujo, Anna Carla   +2 more
openaire   +4 more sources

Forced Vibration Analysis of Milling Machine’s Hexapod Table under Machining Forces

open access: yesStrojniški vestnik – Journal of Mechanical Engineering, 2014
Assuming a sinusoidal machining force, the forced vibration of machine tools’ hexapod table in different directions is addressed in the present study. A vibration model for the hexapod table is developed and the relevant explicit equations are derived.
Chalak Qazani, Mohammad Reza   +4 more
openaire   +2 more sources

Retractions in Rheumatology: Trends, Causes, and Implications for Research Integrity

open access: yesArthritis Care &Research, EarlyView.
Objective We aimed to describe the trends and main reasons for study retraction in rheumatology literature. Methods We reviewed the Retraction Watch database to identify retracted articles in rheumatology. We recorded the main study characteristics, authors’ countries, reasons for retraction, time from publication to retraction, and trends over time ...
Anna Maria Vettori, Michele Iudici
wiley   +1 more source

Investigation of tool geometry effect and penetration strategies on cutting forces during thread milling [PDF]

open access: yes, 2014
The application of thread milling is increasing in industry because of its inherent advantages over other thread cutting techniques. The objective of this study is to investigate the effect of milling cutter tool geometry on cutting forces during thread ...
BRENDLEN, Romain   +3 more
core   +3 more sources

A multi-sensor based online tool condition monitoring system for milling process [PDF]

open access: yes, 2018
Tool condition monitoring has been considered as one of the key enabling technologies for manufacturing optimization. Due to the high cost and limited system openness, the relevant developed systems have not been widely adopted by industries, especially ...
Li, Weidong   +4 more
core   +1 more source

Multiobjective Optimization of Milling Parameters for Ultrahigh-Strength Steel AF1410 Based on the NSGA-II Method

open access: yesAdvances in Materials Science and Engineering, 2020
In this paper, ultrahigh-strength steel AF1410 was milled with the carbide tool, and a total of thirty experiments were performed based on central composite design (CCD) of response surface methodology.
Jin Xu   +4 more
doaj   +1 more source

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