Results 41 to 50 of about 314,896 (305)

Influence of Tool Length and Profile Errors on the Inaccuracy of Cubic-Machining Test Results

open access: yesJournal of Manufacturing and Materials Processing, 2021
A cubic-machining test has been proposed to evaluate the geometric errors of rotary axes in five-axis machine tools using a 3 × 3 zone area in the same plane with different tool postures. However, as only the height deviation among the machining zones is
Zongze Li   +4 more
doaj   +1 more source

Design of ultraprecision machine tools with application to manufacturing of miniature and micro components [PDF]

open access: yes, 2005
Currently the underlying necessities for predictability, producibility and productivity remain big issues in ultraprecision machining of miniature/microproducts.
Chen   +20 more
core   +1 more source

Spatial Expression of Assembly Geometric Errors for Multi-axis Machine Tool Based on Kinematic Jacobian-Torsor Model

open access: yesChinese Journal of Mechanical Engineering, 2023
Assembly geometric error as a part of the machine tool system errors has a significant influence on the machining accuracy of the multi-axis machine tool.
Ang Tian   +4 more
doaj   +1 more source

Study on the Digital Intelligent Diagnosis of Miniature Machine Tools

open access: yesApplied Sciences, 2021
Several industries are currently focusing on smart technologies, high customization, and the integration of solutions. This study focuses on the intelligent diagnosis of digital small machine tools.
Tzu-Chi Chan, Ze-Kai Jian, Yu-Chuan Wang
doaj   +1 more source

Experimental investigation on micromilling of oxygen-free, high-conductivity copper using tungsten carbide, chemistry vapour deposition and single-crystal diamond micro tools [PDF]

open access: yes, 2010
Insufficient experimental data from various micro tools limit industrial application of the micromilling process. This paper presents an experimental comparative investigation into micromilling of oxygen-free, high-conductivity copper using tungsten ...
Cheng, K, Huo, D
core   +1 more source

Visually Quantifiable Test Piece for Five-Axis Machine Tools Thermal Effects

open access: yesJournal of Manufacturing Science and Engineering, 2021
Abstract Thermal deviation induced by ambient temperature changes and heat generated during machine operations influences the accuracy of machine tools. A thermal test is essential to evaluate the influence of thermal deviation. ISO 230-3 provides displacement sensor-based thermal tests for machine tools.
Huang, Nuodi   +3 more
openaire   +3 more sources

A novel approach for ANFIS modelling based on Grey system theory for thermal error compensation [PDF]

open access: yes, 2014
The fast and accurate modelling of thermal errors in machining is an important aspect for the implementation of thermal error compensation. This paper presents a novel modelling approach for thermal error compensation on CNC machine tools.
Abdulshahed, Ali   +2 more
core   +1 more source

Error calibration of five-axis machine tools by on-machine measurement system using a laser displacement sensor

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
An on-machine measurement system to measure the workpiece's geometry or dimension plays an important role in manufacturing processes. A laser displacement sensor recently attracts more attention which enables on-machine high-speed continuous ...
Yuu NAGAI   +2 more
doaj   +1 more source

PSO-Based Feedrate Optimization Algorithm for Five-Axis Machining with Constraint of Contour Error

open access: yesMachines, 2023
Feedrate has a great influence on contour error in five-axis machining. Accordingly, it is of great significance to plan the time-optimal feedrate curve considering the contour error constraint to achieve high-accuracy and high-efficiency machining ...
Jingwei Yang, Xiaolong Yin, Yuwen Sun
doaj   +1 more source

Improving the Dynamic Performance of Five-Axis CNC Machine Tool by using the Software-in-the-Loop (SIL) Platform [PDF]

open access: yes, 2015
The paper presents the development and implementation of a Software-in-the-loop (SIL) platform allowing the real-time simulation of the hybrid model of five-axis CNC machine tool which is implemented in SIMULINK.
Papananias, M.   +2 more
core  

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