Results 31 to 40 of about 8,269,511 (303)

Approaches to tailor the cooling supply to the grinding process

open access: yesSN Applied Sciences, 2022
This study presents original research of the investigation of the coolant supply to the contact area with two different approaches. The cooling and lubrication are key aspects of manufacturing processes such as grinding to achieve a high surface quality ...
Berend Denkena   +3 more
doaj   +1 more source

Hyperparameter Optimization of Artificial Neural Networks to Improve the Positional Accuracy of Industrial Robots

open access: yesJournal of Machine Engineering, 2021
Due to the rising demand for individualized product specifications and short innovation cycles, industrial robots gain increasing attention for machining operations as milling and forming.
Eckart Uhlmann   +4 more
doaj   +1 more source

Monitoring concept for structural integration of PZT-fiber arrays in metal sheets: a numerical and experimental study

open access: yesInternational Journal of Smart and Nano Materials, 2018
The technique joining by forming allows the structural integration of piezoceramic fibers into locally microstructured metal sheets without any elastic interlayers.
Welf-Guntram Drossel   +8 more
doaj   +1 more source

A framework for researching energy optimization of factory operations

open access: yesEnergy Informatics, 2022
Energy optimization of factory operations has gained increasing importance over recent years since it is understood as one way to counteract climate change. At the same time, the number of research teams working on energy-optimized factory operations has
Benedikt Grosch   +7 more
doaj   +1 more source

Sealing Technologies for the Manufacturing of Bipolar Plates via Active and Passive Hydroforming

open access: yesEngineering Proceedings, 2022
Hydrogen technology is central to the process of turning away from fossil fuels. Electrolyzers and fuel cells of various sizes are needed to implement the hydrogen strategy.
André Albert   +4 more
doaj   +1 more source

Punching of Ultra-High-Strength Spring Strips: Evolution of Cutting Edge Radius up to 1,000,000 Strokes for Three Punch Materials

open access: yesJournal of Manufacturing and Materials Processing, 2022
Punching of ultra-high-strength spring steel causes critical stresses in the tools. Pronounced wear and even spontaneous failure may occur. Wear of the punches influences the quality of the cutting surfaces of the blanked parts, which is predominantly ...
Sven Winter   +5 more
doaj   +1 more source

Design of a Flexible Skill-Based Process Control System Considering Process-Relevant Properties

open access: yesMachines
The Industry 4.0 research initiative strives to facilitate globally interconnected, flexible, and highly adaptable production systems. The use of skill-based control mechanisms such as OPC UA skills offers the prospect of a straightforward and flexible ...
Aleksandra Müller   +5 more
doaj   +1 more source

Monitoring of the Average Cutting Forces from Controller Signals using Artificial Neural Networks

open access: yesJournal of Machine Engineering, 2022
A new approach is presented to monitor the average cutting forces that are used for the calculation of the average cutting coefficients through neural networks using available controller signals. The cutting forces and the relevant controller signals are
Nevzat Bircan Bugdayci   +2 more
doaj   +1 more source

Analytical model of temperature distribution in metal cutting based on Potential Theory [PDF]

open access: yesMechanical Sciences, 2015
Temperature fields evolving during metal cutting processes have also been of major interest. Temperatures in the tool influence the wear behaviour and hence costs, temperatures in the work-piece are directly responsible for later product quality.
F. Klocke   +3 more
doaj   +1 more source

Helical Electrodes for Electro-Discharge Drilling: Experimental and CFD-Based Analysis of the Influence of Internal and External Flushing Geometries on the Process Characteristics

open access: yesJournal of Manufacturing and Materials Processing, 2023
The electro-discharge (ED) drilling of precision boreholes in difficult-to-machine materials, particularly with respect to the cost-effectiveness of the overall process, is still a challenge.
Eckart Uhlmann   +6 more
doaj   +1 more source

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