Results 11 to 20 of about 5,279,309 (237)

The welded CNC machine tool frame [PDF]

open access: yesMATEC Web of Conferences, 2018
Machine tools are built based on cast-iron bodies. Cast iron well dumps down vibrations and is dimensionally stable. Therefore, many conventional machine tools are modernized and modified into CNC machine tools based on the seasoned old bodies of those ...
Boral Piotr   +2 more
doaj   +2 more sources

Parametric programming of CNC machine tools [PDF]

open access: yesMATEC Web of Conferences, 2017
The article presents the possibilities of parametric programming of CNC machine tools for the SINUMERIK 840D sl control system. The kinds and types of the definition of variables for the control system under discussion described.
Gołębski Rafał
doaj   +2 more sources

On straightness measurements of large CNC machine tools. [PDF]

open access: yesSci Rep
AbstractThe CNC (computerized numerically controlled) machines are widespread in use due to their high capability of precise manufacturing in industrial production. They have a wide range of designs depending on the working capacity in manufacturing.
ElMelegy A, Zahwi S, Sobhy A.
europepmc   +4 more sources

A Review on Real-Time Simulation of CNC Machine Tool Dynamics [PDF]

open access: yes, 2013
This paper is an endeavour to critically appraise the existing methods used for real-time simulation of machine tool dynamics with the emphasis on modelling and simulation of the dynamic behaviour of CNC machine tool feed drives and mechatronic systems ...
Pislaru, Crinela
core   +3 more sources

Application of GNNMCI(1, N) to environmental thermal error modelling of CNC machine tools [PDF]

open access: yes, 2013
Thermal errors are often quoted as being the largest contributor to inaccuracy of CNC machine tools, but they can be effectively reduced using error compensation.
Longstaff, Andrew P.   +3 more
core   +2 more sources

Modelling and simulation of CNC machine tool feed drives [PDF]

open access: yes
The paper presents a critical appraisal of existing methods for modelling and simulation of CNC machine tool feed drives. Their goal is the development of mathematical models which adequately replicate the dynamic behaviour of the actual machines.
Pislaru, Crinela   +2 more
core   +4 more sources

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

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 a Synthesis Method for CNC Machine Tools Remote Monitoring System by Using Web Components [PDF]

open access: yesMATEC Web of Conferences, 2021
The article shows an approach to the synthesis of monitoring systems for CNC machines. Describes the main Web components and libraries used to collect technological data and display it for various users of CNC machines.
Kovalev Ilya   +3 more
doaj   +1 more source

A particle swarm optimisation-based Grey prediction model for thermal error compensation on CNC machine tools [PDF]

open access: yes, 2015
Thermal errors can have a significant effect on CNC machine tool accuracy. The thermal error compensation system has become a cost-effective method of improving machine tool accuracy in recent years.
Longstaff, Andrew P.   +4 more
core   +2 more sources

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