Distributed machining control and monitoring using smart sensors/actuators [PDF]
The study of smart sensors and actuators led, during the past few years, to the development of facilities which improve traditional sensors and actuators in a necessary way to automate production systems. In an other context, many studies are carried out
Desforges, Xavier +3 more
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Research on Life Prediction of Fan Spindle Bearing Based on Gated Recurrent Unit Neural Network [PDF]
In order to solve the problems of redundancy calculation and inefficiency of traditional machine learning algorithm in dealing with large amount of historical data of fan, a new predictive algorithm based on gated recurrent unit (GRU) is proposed to ...
Ma Jianeng
doaj +1 more source
An investigation into reducing the spindle acceleration energy consumption of machine tools [PDF]
Machine tools are widely used in the manufacturing industry, and consume large amount of energy. Spindle acceleration appears frequently while machine tools are working. It produces power peak which is highly energy intensive. As a result, a considerable
Jia, Shun +5 more
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Design of Compound Machine Tool for Ultra-Precision Shaft Parts [PDF]
Ultra-precision shaft components are widely used, such as the shaft core of air-floating spindle, etc. At present, the final precision of such workpieces are difficult to reach through CNC machining tools, but often with the help of manual grinding, of ...
Sun Zizhou +5 more
doaj +1 more source
PASSIVE TORQUE SIMULATION OF SMALL ANGULAR CONTACT BEARING AT HIGH SPEED [PDF]
Description of common ball bearing torque models was presented and adopted to the complex thermo-mechanical model of the high speed spindle. Ball bearing passive torque was measured on the own high-speed spindle design.
Kekula J., Smolík J., Sulitka M.
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A novel haptic model and environment for maxillofacial surgical operation planning and manipulation [PDF]
This paper presents a practical method and a new haptic model to support manipulations of bones and their segments during the planning of a surgical operation in a virtual environment using a haptic interface. To perform an effective dental surgery it is
Arnez, Victor +7 more
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Perbandingan Eksperimental dan Simulasi Frekuensi Pribadi pada Struktur Spindel CNC
The Research was about the comparison between experiment and simulation of natural frequency in CNC spindle. CNC spindle vibration will reduce machine tool performance. It could lead to the damage of the machine tool.
Hendri Van Hoten +3 more
doaj +1 more source
A study of thermo-elastic characteristics of the machine tool spindle [PDF]
In order to avoid the failure of machine tools spindles in the real machining process due to an increase in temperature, it is essential to predict its thermal behavior in the designing phase.
Zivkovic Aleksandar +4 more
doaj +1 more source
Research on Vibration Characteristics of a Ceramic Spindle Based on the Reverse Magnetic Effect
The electromagnetic radial force about a ceramic spindle affects the spindle dynamic, which determines the quality of processing. Using a Timoshenko beam unit to build the dynamic model for the ceramic spindle, the dynamic characteristic of an angular ...
Ke Zhang +4 more
doaj +1 more source
Multi-agent framework based on smart sensors/actuators for machine tools control and monitoring [PDF]
Throughout the history, the evolutions of the requirements for manufacturing equipments have depended on the changes in the customers' demands. Among the present trends in the requirements for new manufacturing equipments, there are more flexible and ...
Archimède, Bernard, Desforges, Xavier
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