Results 11 to 20 of about 48,676 (259)

Performance of Five-Axis Machine Tool and Intelligent Machining Process [PDF]

open access: yes, 2021
Abstract In this study, the processing performance of a five-axis machine tool was analyzed to identify processing weaknesses as the basis for subsequent structural improvements. Data were then integrated through the Abductory Induction Mechanism (AIM) polynomial neural network to predict intelligent processing quality, and an in-depth ...
Tzu-Chi Chan, Hsin-Hsien Lin
openaire   +1 more source

Influence of spatial position of double turntable swing on dynamic characteristics of five-axis machine tool

open access: yesAdvances in Mechanical Engineering, 2022
In the machining of a five-axis machine tool with a double turntable, the dynamic characteristics of the machine tool are affected by different spatial positions of workpieces.
Shi Wu   +4 more
doaj   +1 more source

Error Modeling and Sensitivity Analysis of a Five‐Axis Machine Tool [PDF]

open access: yesMathematical Problems in Engineering, 2014
Geometric error modeling and its sensitivity analysis are carried out in this paper, which is helpful for precision design of machine tools. Screw theory and rigid body kinematics are used to establish the error model of an RRTTT‐type five‐axis machine tool, which enables the source errors affecting the compensable and uncompensable pose accuracy of ...
Wenjie Tian   +3 more
openaire   +1 more source

A Fiducial-Aided Reconfigurable Artefact for the Estimation of Volumetric Errors of Multi-Axis Ultra-Precision Machine Tools

open access: yesApplied Sciences, 2022
In this paper, a fiducial-aided reconfigurable artefact is presented for estimating volumetric errors of multi-axis machine tools. The artefact makes use of an adjustable number of standard balls as fiducials to build a 3D artefact which has been ...
Shixiang Wang   +2 more
doaj   +1 more source

Development of multifunctional reconfigurable desktop machine tool with hybrid kinematics [PDF]

open access: yesTehnika, 2015
This paper presents a desktop reconfigurable machine tool with hybrid kinematics for four types machine tools, with a description of the applied mechanism and established a modular system for their configuring.
Živanović Saša T.   +2 more
doaj   +1 more source

Tool-path planning method for kinematics optimization of blade machining on five-axis machine tool

open access: yesThe International Journal of Advanced Manufacturing Technology, 2022
Abstract Planning tool-paths on free-form surfaces is a widely discussed issue. However, traditional methods of generating paths capable of meeting all the requirements of blade machining remain challenging. In this study, a new iso-parametric path-planning strategy based on a novel parameterization method combined with the conformal ...
Zhongyang Lu, Xu Yang, Ji Zhao
openaire   +1 more source

Five-Axis Machine Tool Coordinate Metrology Evaluation Using the Ball Dome Artefact Before and After Machine Calibration

open access: yesJournal of Manufacturing and Materials Processing, 2019
Now equipped with touch trigger probes machine tools are increasingly used to measure workpieces for various tasks such as rapid setup, compensation of final tool paths to correct part deflections and even verify conformity to finished tolerances.
Heidarali Hashemiboroujeni   +3 more
doaj   +1 more source

Research on reliability comprehensive evaluation method of five-axis CNC machine tools based on AHP and extension theory

open access: yesThe Journal of Engineering, 2019
Currently, some five-axis CNC machine tools have almost achieved the same advanced level of the western countries in terms of functionality and performance. However, the reliability of system is much lower than similar foreign products.
Pengjia Wang, Hongjun Wang, Xiumei Chen
doaj   +1 more source

A novel geometric error identification methodology for the tilting head of five-axis machine tools based on double ball bar

open access: yesMATEC Web of Conferences, 2018
The paper proposes a novel geometric error identification methodology for the tilting head of five-axis machine tools using double ball bar(DBB).Firstly, based on the motion condition of the tilting head of five-axis machine tools, three measurement ...
Fan Jinwei, Wu Changjun, Li Zhongsheng
doaj   +1 more source

Five-axis parallel mechanism system (PMS) CNC partial link control system based on modified inverse kinematic of 6-DOF UPS parallel manipulator

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology, 2023
This paper presents a control system algorithm for a five-axis parallel mechanism system (PMS) CNC milling machine based on a 6-DOF Stewart platform parallel manipulator with a universal-prismatic-spherical (UPS) configuration.
Nur Jamiludin Ramadhan   +2 more
doaj   +1 more source

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