Results 11 to 20 of about 7,030 (282)

Development and Application of Educational Mini CNC Milling Machines [PDF]

open access: yesE3S Web of Conferences, 2022
Industrial CNC milling machine is huge in volume, complex in structure, poor in system openness and expensive in price, which increases the cost of training relevant professional and technical personnel in enterprises and schools, and restricts the ...
Zhou Xin’an, Pan Junbing
doaj   +1 more source

Hazards That Can Affect CNC Machine Tools during Operation—An AHP Approach

open access: yesSafety, 2020
CNC (computer numerically controlled) machine tools are highly advanced technological systems, used to machine parts by means of metal cutting processes.
Sever-Gabriel Racz   +2 more
doaj   +1 more source

Named entity recognition based on equipment and fault field of CNC machine tools

open access: yes工程科学学报, 2020
With the advent of intelligent manufacturing and big data, the Made in China 2025 Initiative and Industry 4.0 have been paying increasing attention to automation and intelligent industrial equipment. In the background of the present times, the complexity
Huan WANG   +4 more
doaj   +1 more source

Research advances in coupling bionic optimization design method for CNC machine tools based on ergonomics

open access: yesJournal of Hebei University of Science and Technology, 2015
Currently, most Chinese CNC machine tools' dynamic and static performances have large gap comparing with the similar foreign products, and the CNC machine tools users' human-centered design demand are ignored, which results in that the domestic CNC ...
Shihao LIU, Yanbin DU, Zhizhong GUO
doaj   +1 more source

Fog Computing-Based Cyber-Physical Machine Tool System

open access: yesIEEE Access, 2018
As one kind of significant manufacturing equipment, computer numerical control (CNC) machine tools have to be endowed with new functions to meet the requirements of processing devices in the era of “Industry 4.0.”Inter-connection and ...
Zude Zhou   +5 more
doaj   +1 more source

Positioning Errors Measurement of CNC Machine Tools Based on J-DBB Method

open access: yesApplied Sciences, 2021
Due to the errors of the servo system and the errors of the ball screw drive system, the positioning errors inevitably occur in the process of CNC machine tools.
Tao Sun   +8 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

Development of Toolkit for Formalizing the Programming of Canned Cycles on CNC Machine Tools [PDF]

open access: yesMATEC Web of Conferences, 2021
The analysis shows that the development of programming tools for CNC systems is focused on the development of new machine canned cycles, including those for processing complicated surfaces, their complex combinations or complex mutual arrangement, but ...
Martinov Georgi M.   +2 more
doaj   +1 more source

Intelligent Machine Tool Based on Edge-Cloud Collaboration

open access: yesIEEE Access, 2020
As a key equipment of manufacturing, the intelligence of CNC machine tools affects the development and progress of intelligent manufacturing. At the same time, the rapid development of various technologies in recent years, such as cloud computing and ...
Ping Lou   +5 more
doaj   +1 more source

A novel integrated TDLAVOA-XGBoost model for tool wear prediction in lathe and milling operations

open access: yesResults in Engineering
Tool wear in machining operations compromises tool lifespan and performance. Machine learning models, particularly eXtreme Gradient Boosting (XGBoost), demonstrate pattern recognition capabilities for such predictions.
Zhongyuan Che   +3 more
doaj   +1 more source

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