Results 11 to 20 of about 3,132 (252)

Optimization method for complex surface partitioning and cutting parameters in 5-axis machining [PDF]

open access: yesMATEC Web of Conferences, 2022
For complex surfaces with variable geometric features and high processing requirements, the current stage still uses more conservative machining cutting parameters to generate five-axis machining tool positions, which inevitably leads to some parts not ...
Chen Liangji   +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

Feasibility of 8-Shaped Motion Test for Five-Axis Machining Center

open access: yesInternational Journal of Automation Technology, 2023
ISO 10791-7, which specifies the machining accuracy test standard for machining centers, and ISO 10791-6, which specifies the interpolation motion test standard, were revised in 2014 to include five-axis machining centers (5-axis MCs). In addition, cone frustum test, which has been used as the National Aerospace Standard (NAS), was revised and ...
Yukitoshi Ihara   +2 more
openaire   +1 more source

Investigation on Finished Surface Machined by Five-axis Machining Center

open access: yesJournal of the Japan Society for Precision Engineering, 2009
This study describes the machining of the fine surfaces with a ball nose end-mill tool by a five-axis controlled machining center. In the present paper, we demonstrate that it is effective to maintain a constant contact angle between an end-mill ball nose and a work surface in machining in order to obtain the fine machined surface because this makes it
HIROGAKI, Toshiki   +5 more
openaire   +3 more sources

Parametric Model Analysis, Geometrical Characteristics and Tool Trajectories to Surface Roughness when Machining the Cycloid Screw by a Five-Axis Milling Machine

open access: yesJournal of Machine Engineering, 2022
To improve the screw machining accuracy in modern air compressors. This paper investigates three main issues during the development process for cycloid screw machining methods on five-axis CNC machine tools with high precision and efficiency.
Van Bong Pham   +5 more
doaj   +1 more source

Influence of triangular rib on bending stress strength and tooth deflection for small size and high strength spiral bevel gear supported by ribs fabricated by five-axis controlled machining center

open access: yesNihon Kikai Gakkai ronbunshu, 2022
We have developed a small size and high strength spiral bevel gear fabricated by five-axis controlled machining center. In the present report, we propose a novel spiral bevel gear with the rib at the end of face width to reinforce the tooth bending ...
Masahiro SAITO   +3 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

Identification of Alignment Errors in Five-Axis Machining Centers.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1994
This paper deals with the theoretical identification of alignment errors for five-axis machining centers. The form-shaping function which takes geometrical errors into account is theoretically derived for the error analysis of precision machine tools.
Sakamoto, Shigehiko, Inasaki, Ichiro
openaire   +2 more sources

Analysis of Generating Motion for Five-Axis machining Centers.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1993
This paper deals with the theoretical investigation of the arrangement of slideways for five-axis machining centers. There is a considerable number of combinations with respect to the five-axis slideways. However, a critical assessment of the possible combinations of slideways has not been performed so far.
Sakamoto, Shigehiko, Inasaki, Ichiro
openaire   +2 more sources

Measurement of Synchronous Motion in Five-axis Machining Centers

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 2006
This paper describes a newly proposed method for evaluating the synchronous inaccuracy of the translational and rotational axes in five-axis controlled machining centers. The circular motion of which shape is easy to evaluate is adopted for measuring the trajectory described by the axes in the proposed method.
YUMIZA, Daisuke   +3 more
openaire   +2 more sources

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