Results 21 to 30 of about 50,655 (260)

WEAR RESISTANCE OF HARD TURNED SURFACES

open access: yesCutting & Tools in Technological System, 2022
The quality of working surfaces plays an important role in automotive industrial components. One of the main characteristics of such surfaces is their wear resistance. In this study external cylindrical surfaces were analyzed. A Design of Experiment methodology was applied and hard turning experiments were carried out to analyze the effects of the ...
openaire   +3 more sources

DECISION SUPPORT METHOD FOR THE APPLICABILITY OF HARD TURNING

open access: yesCutting & Tools in Technological System, 2022
In this study the applicability of hard turning is analyzed in the case of disc-shaped parts (gear wheels). The relevance of such parts has been increasing in the automotive industry; therefore, the efficiency of large series or mass production has high priority.
Janos Kundrak   +2 more
openaire   +3 more sources

JOINT MACHINING: HARD TURNING AND GRINDING

open access: yesCutting & Tools in Technological System, 2019
The manufacturing of increasingly complex components and, at the same time, production of parts of superior quality is a growing trend in industry today. This tendency is realized through advanced machining processes that take advantage of the capabilities of the new machine tools, the properties of cutting tools and the advancements in control and CAD/
Kundrák, János   +2 more
openaire   +4 more sources

SURFACE ROUGHNESS PREDICTION IN HARD-TURNING WITH ANN AND RSM [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2020
In the below investigation, artificial-neural-network (ANN) and response-surface-methodology (RSM) predictive tools shall be applied for predicting “surface roughness” on hard-turning of AISI H13 hot work steel.
A. Elsadek Ahmed   +2 more
doaj   +1 more source

Analyzing Cutting Temperature in Hard-Turning Technique with Standard Inserts Through Both Simulation and Experimental Investigations

open access: yesApplied Sciences
The cutting temperature in hard turning is extremely high, which reduces tool life, lowers machined-surface quality, and affects dimensional control.
Pham Minh Duc   +2 more
doaj   +1 more source

ROUNDNESS ERROR AND TOPOGRAPHY OF HARD TURNED SURFACES

open access: yesCutting & Tools in Technological System, 2023
Accuracy and topography are significant indicators of precision machined high-quality surfaces. Case hardened steel (16MnCr5) was analyzed to obtain information about the effects of technological data and the connections between the analyzed accuracy (roundness) and roughness parameters (Sa, Sz, Ssk, Sku).
Jakiya Sultana, István Sztankovics
openaire   +1 more source

Experimental and Numerical Investigation of Cutting Force in Turning of Hardened X40CrMoV5-1 Steel

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2018
X40CrMoV5-1 hot work tool steel is commonly used in injection and extrusion molds and also manufacturing of parts requiring high temperature, toughness and abrasion resistance.
Nafiz YASAR   +2 more
doaj   +1 more source

Optimization of the Hard Turning Process of the Harden Bearing Steel Using Response Surface Methodology [PDF]

open access: yes한국정밀공학회지, 2017
The surface roughness and cutting forces are the important factors for the machine-part quality during the hard-turning process. The aim of this paper is to optimize hard-cutting conditions via implementation of response surface methodology (RSM).
Dong Min Kim   +2 more
doaj   +1 more source

‘Hard AI Crime’: The Deterrence Turn

open access: yesOxford Journal of Legal Studies
Abstract Machines powered by artificial intelligence (AI) are increasingly taking over tasks previously performed by humans alone. In accomplishing such tasks, they may intentionally commit ‘AI crimes’, ie engage in behaviour which would be considered a crime if it were accomplished by humans.
Nerantzi, Elina, Sartor, Giovanni
openaire   +6 more sources

Turning hard problems on their heads [PDF]

open access: yesPhenomenology and the Cognitive Sciences, 2006
Much of the difficulty in assessing theories of consciousness stems from their advo- cates not supplying adequate or convincing characterisations of the phenomenon (or data) they hope to explain. Yet, to make any reasonable assessment this is precisely what is required, for it is not as if our 'pre-theoretical' intuitions are philosophically innocent ...
openaire   +4 more sources

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