Results 31 to 40 of about 4,635,559 (189)

Five-axis machining on CNC milling machines

open access: yesBulletin of the National Technical University «KhPI» Series: New solutions in modern technologies, 2017
At present, the parts of the machines are becoming more complex and precise. This requires the development of new machining technologies. Under these conditions, multi-axis CNC machining is one of those technologies. In spite of the 20-year history of its development, this approach still requires increasing efficiency in the implementation due to ...
Bondar, Inna, Krivoruchko, Dmitrij
openaire   +5 more sources

Pick-interval scallop heightestimation using three types of geometrical end mill cutters on CNC milling machine [PDF]

open access: yesEngineering and Technology Journal, 2013
This research presents the theoretical model, simulation and experimental verification to predict the magnitude of scallop height using 3 and 5-axis milling machine, where the effect of geometrical shape of the workpiece relative to the effect of ...
Ahmed A.A.Duroobi   +3 more
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

Study on the tool setting method of micro-milling tool based on in-line holography [PDF]

open access: yesMATEC Web of Conferences, 2022
Aiming at the various shortcomings of existing tool setting methods, this paper proposes a coaxial holographic tool setting method for tiny tools.
Zhang Xianghui   +3 more
doaj   +1 more source

Analytical Stability Prediction in Five Axis Ball-End Milling

open access: yes, 2013
In five axis ball-end milling, the cutting edge is a continuous curve and the engagement with workpiece changes as the cutting tool rotates. Therefore the sensitivity to vibration varies along the cutting edge and as the tool rotates.
Eynian, Mahdi,
core   +4 more sources

Thermal Error Analysis of Five-Axis Machine Tools Based on Five-Point Test Method

open access: yesLubricants, 2022
The accuracy of five-axis machine tools is a key performance indicator. Among the various error sources of high precision five-axis machine tools, thermal and geometric errors occupy the majority.
Yu Li   +3 more
doaj   +1 more source

Nonlinear error control of five-axis machining singular region [PDF]

open access: yesMATEC Web of Conferences, 2022
Aiming at the singular problem of large nonlinear error caused by the extreme change of rotation in five axis NC machining of complex surface. An optimization algorithm of tool path in singular region is proposed.
Chen Liangji   +3 more
doaj   +1 more source

DYNAMICS OF FIVE-AXIS END MILLING PROCESS

open access: yesBulletin of Belgorod State Technological University named after. V. G. Shukhov, 2019
The article presents the experimental results of the influences of machining conditions and tool orientation on cutting forces during the end milling of free-form surfaces. A series of experiments are carried out on the machining of steel 3 blanks on a five-axis milling machine model HSC 75 linear using 2-flute and 4-flute ball end mills from ...
Hien Nguyen, Boris Ponomarev
openaire   +2 more sources

Influence of material removal on the dynamic behavior of thin-walled structures in peripheral milling [PDF]

open access: yes, 2006
Machining is a material removal process that alters the dynamic properties during machining operations. The peripheral milling of a thin-walled structure generates vibration of the workpiece and this influences the quality of the machined surface.
Arnaud, Lionel   +3 more
core   +1 more source

Five-Axis Milling of Large Spiral Bevel Gears: Toolpath Definition, Finishing, and Shape Errors

open access: yesMetals, 2018
In this paper, a five-axis machining process is analyzed for large spiral-bevel gears, an interesting process for one-of-kind manufacturing. The work is focused on large sized spiral bevel gears manufacturing using universal multitasking machines or five-
Álvaro Álvarez   +3 more
doaj   +1 more source

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