Results 61 to 70 of about 3,060,710 (350)

Effects of bearing clearance on the chatter stability of milling process [PDF]

open access: yes, 2010
In the present study, the influences of the bearing clearance, which is a common fault for machines, to the chatter stability of milling process are examined by using numerical simulation method.
Altintas   +32 more
core   +1 more source

Construction of Milling Force Model of Cycloid Gear

open access: yes, 2021
The change of the milling force during the milling process will directly affect the machining accuracy of the cycloid gear. In this article, the milling force prediction model of the cycloidal gear is used to predict the milling force of the cycloid gear.
Jianming Xu   +3 more
semanticscholar   +1 more source

Surface Micro-Texture and Cutting Characteristics of Milling Cutter for Die-Casting Aluminum Alloy

open access: yesShanghai Jiaotong Daxue xuebao, 2021
Aimed at the problems of low processing accuracy and surface quality of die-casting aluminum alloy under the influence of cutting force, a method of using surface micro-textured milling cutter with groove and V-shaped arrays on the rake face was proposed.
HE Lihua, PAN Jianfeng, NI Jing, FENG Kai, CUI Zhi
doaj   +1 more source

Integration of dynamic behaviour variations in the stability lobes method: 3D lobes construction and application to thin-walled structure milling [PDF]

open access: yes, 2006
Vibratory problems occurring during peripheral milling of thin-walled structures affect the quality of the fin- ished part and, to a lesser extent, the tool life and the spindle life.
Arnaud, Lionel   +3 more
core   +3 more sources

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

Fuzzy stability analysis of regenerative chatter in milling [PDF]

open access: yes, 2010
During machining, unstable self-excited vibrations known as regenerative chatter can occur, causing excessive tool wear or failure, and a poor surface finish on the machined workpiece. Consequently it is desirable to predict, and hence avoid the onset of
Mann, B.P., Manson, G., Sims, N.D.
core   +1 more source

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

Real‐world trends in prenatal antirheumatic drug utilization in Ontario, Canada: A cross‐sectional time‐series analysis

open access: yesArthritis Care &Research, Accepted Article.
Objectives This study aimed to describe real‐world trends in preconception and prenatal use of antirheumatic drugs among pregnant individuals with rheumatic diseases in Ontario, Canada. Methods We conducted a time‐series analysis using repeated cross‐sectional data to examine annual patterns of disease‐modifying antirheumatic drug (DMARD) use among ...
Shenthuraan Tharmarajah   +6 more
wiley   +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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