Results 21 to 30 of about 263 (211)

Step over Estimation for Tool Path Generation Depending on Inclination Angle [PDF]

open access: yesEngineering and Technology Journal, 2013
This research presents the theoretical model, simulation and experimental verification of the maximum stepover estimation for different cases on the machine surface profile using the end-filleted cutter in multi-axis machining.
Ahmed A.A.Duroobi
doaj   +1 more source

A New Dynamics Analysis Model for Five-Axis Machining of Curved Surface Based on Dimension Reduction and Mapping

open access: yesChinese Journal of Mechanical Engineering, 2023
The equipment used in various fields contains an increasing number of parts with curved surfaces of increasing size. Five-axis computer numerical control (CNC) milling is the main parts machining method, while dynamics analysis has always been a research
Minglong Guo   +4 more
doaj   +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

Trajectory error estimation to circular arc interpolation cutter path of machining center due to acceleration/deceleration motions of interpolation segments

open access: yesNihon Kikai Gakkai ronbunshu, 2019
From the machining center (MC) user’s point of view, the author proposes a practical approach to estimating the trajectory errors of a circular arc interpolation cutter path produced by the NC servo characteristics for a target MC in this paper. Firstly,
Hua QIU
doaj   +1 more source

A Parameter Optimization Method for Chatter Stability in Five-Axis Milling

open access: yesMachines, 2023
Chatter is a dynamic instability caused by the regeneration of waviness on the workpiece surface and damages the machining efficiency and product quality.
Xin Tong   +3 more
doaj   +1 more source

Triple parametric tool path interpolation for five-axis machining with three-dimensional cutter compensation

open access: yesAdvances in Mechanical Engineering, 2018
Parametric interpolation obtains a great success in three-axis surface machining with smooth motion, high accuracy, and high machining efficiency, but does not go well in five-axis surface machining due to lack of appropriate and efficient methods of ...
Chuanjun Li   +4 more
doaj   +1 more source

The optimal calculation and machining of the spiral bevel gear pinion based on the same cutter head

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
In this paper, the method of machining and correcting the two sides of tooth surface of spiral bevel gear pinion with the same cutter head and machine tool is studied.
Jing DENG   +4 more
doaj   +1 more source

Vibrations of Flat-End Cutter Entering Workpiece Process: Modeling, Simulations, and Experiments

open access: yesShock and Vibration, 2018
During all the machining process, the milling cutter has to enter the workpiece either from the boundary or from the machined/unmachined surface, due to the change of machining sequence/cutter or the variation of cutting depth.
Ming Luo, Qi Yao
doaj   +1 more source

Automatic Tool Path Generation for Parametric Surfaces in Terms of Bezier Patches [PDF]

open access: yesEngineering and Technology Journal, 2009
The objective aim of this paper is to develop an algorithm that generate NC toolpath for parametric surfaces based on the accuracy of a desired surface.
Tahseen Fadhil Abbas
doaj   +1 more source

Experimental investigation of the rock cutting process and derivation of the 3D spatial distribution of the formation strength using in-cutter sensing

open access: yesJournal of Petroleum Exploration and Production Technology, 2023
Recent advances in downhole measurements allow to accurately measure drilling forces at the drill bit, and estimate the evolution of the rock strength along the well profile. This paper presents an experimental methodology that allows to measure drilling
Alexis Koulidis   +2 more
doaj   +1 more source

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