Results 11 to 20 of about 13,240 (266)

A Survey of Human‐Centered Evaluations in Human‐Centered Machine Learning [PDF]

open access: yesComputer Graphics Forum, 2021
AbstractVisual analytics systems integrate interactive visualizations and machine learning to enable expert users to solve complex analysis tasks. Applications combine techniques from various fields of research and are consequently not trivial to evaluate. The result is a lack of structure and comparability between evaluations.
Fabian Sperrle   +6 more
openaire   +3 more sources

Development of the spindle shaft for machining center using high thermal conductivity material

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2023
Due to the high precision and high speed of spindles for machining centers, thermal issues cannot be avoided. The temperature rises of the spindle shaft, which is the rotating component, causes issues such as increased thermal displacement in the tool ...
Shingo KAJIKAWA   +3 more
doaj   +1 more source

Motion error estimation of linear interpolation cutter path of machining center produced by NC linear acceleration/deceleration processing

open access: yesNihon Kikai Gakkai ronbunshu, 2023
From the machining center (MC) user’s point of view, the authors propose a practical approach to estimate the trajectory error of a linear interpolation cutter path produced by the linear acceleration/deceleration (Acc/Dec) processing for a target MC in ...
Hua QIU   +2 more
doaj   +1 more source

Optimized Design of Precision EDM Machine Tool based on CAE Simulation and Modal Testing Technology [PDF]

open access: yesE3S Web of Conferences, 2021
For precision EDM equipment, in addition to the static stiffness of the body of the machine, the dynamic characteristics of the body and the ambient temperature are also the key factors that affect the machining accuracy of the workpieces. In this paper,
Liu Jianyong   +3 more
doaj   +1 more source

Multiaxis Machining: PKMs and Traditional Machining Centers

open access: yesJournal of Manufacturing Processes, 2000
Since the first CNC-type hexapod machine tool prototypes were presented at the 1994 International Machine Tool Show (IMTS) in Chicago, much debate has ensued on whether or not these machine tools will ever reach the place where they challenge traditional machining centers.
ITIA-CNR (Institute of Industrial Technologies and Automation, National Research Council of Italy), Milan, Italy ( host institution )   +2 more
openaire   +3 more sources

Thermal Error Measurement and Analysis of Vertical Machining Center

open access: yesMATEC Web of Conferences, 2019
In this paper, the thermal calculation and thermal-structural coupling analysis of the vertical machining center are carried out to obtain the theoretical values of thermal generation and thermal displacement. Combined with the thermal structure analysis
Ma Yumeng   +4 more
doaj   +1 more source

Machine tool chatter test and analysis

open access: yesThe Journal of Engineering, 2019
Machine chatter phenomenon has a great influence on the stability during the machining process of the machine tool. It has a great limitation on the machining efficiency of the machine tool and the machining accuracy of the product.
Linxi Li   +3 more
doaj   +1 more source

Experimental study on lapping ceramic balls with variable-radius groove plate

open access: yesAdvances in Mechanical Engineering, 2021
The method of lapping precision ball with variable-radius groove is developed in recent years. An experimental study on lapping ceramic balls with variable-radius groove was carried out.
Fenfen Zhou   +5 more
doaj   +1 more source

Virtual horizontal machining center LOLA HBG 80 for program verification and monitoring [PDF]

open access: yesFME Transactions, 2021
This paper describes configuring the virtual horizontal machining center LOLA HBG80 within the programming and verification system and the open architecture control system.
Vorkapić Nikola   +4 more
doaj   +1 more source

Estimation of volumetric accuracy based on linear error motion in machining centers

open access: yesNihon Kikai Gakkai ronbunshu, 2019
ISO230-1, an international standard of test code for machine tools, has been revised for the first time in 16 years. A volumetric accuracy for three linear axes was defined as a term of multi-axes motion in the revision of ISO 230-1.
Akinori SAITO, Hayato AKAIKE
doaj   +1 more source

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