Results 21 to 30 of about 123,340 (264)

DEFLECTIONS AND FREQUENCY ANALYSIS IN THE MILLING OF THIN-WALLED PARTS WITH VARIABLE LOW STIFFNESS

open access: yesActa Polytechnica, 2019
The disadvantage of the geometry of thin-walled parts, in terms of processing, is the low ability to resist static and dynamic loads. It is caused by the elastic deformation of elements with a low stiffness.
Serhii Kononenko   +4 more
doaj   +1 more source

The structure and mechanical properties of Cr-based Cr-Ti alloy films

open access: yesMaterials Research Express, 2022
Previous studies have dealt with Cr and its alloy films that exhibit promising characteristics as surface modification layers for antiwear, anticorrosive, and decorative applications.
Gang Liu   +8 more
doaj   +1 more source

Cloud-based process design in a digital twin framework with integrated and coupled technology models for blisk milling

open access: yesFrontiers in Manufacturing Technology, 2022
In this publication, the application of an implemented Digital Twin (DT) framework is presented by orchestration of CAM-integrated and containerized technology models carrying out FEM-coupled simulations for the finishing process of a simplified blade ...
Viktor Rudel   +5 more
doaj   +1 more source

Friction and Wear of Cutting Tools and Cutting Tool Materials

open access: yesLubricants
The friction between cutting tools and the workpiece/chip can significantly affect the tool wear, cutting force, cutting temperature, machined surface integrity, and machined parts’ service performance [...]
Guoliang Liu   +4 more
openaire   +3 more sources

Research on Tool Wear Based on 3D FEM Simulation for Milling Process

open access: yesJournal of Manufacturing and Materials Processing, 2020
In the process of metal cutting, the anti-wear performance of the tool determines the life of the tool and affects the surface quality of the workpiece. The finite element simulation method can directly show the tool wear state and morphology, but due to
Zhibo Liu   +5 more
doaj   +1 more source

In situ synthesis mechanism of double core/rim structure Ti(C,N)-based cermets prepared by reactive hot pressing

open access: yesJournal of Materials Research and Technology, 2022
In situ Ti(C,N)-based cermets with white core/gray rim and black core/gray rim structures were synthesized from a Co–Ti–C–TiN–W system. In addition, the reaction mechanism was explored.
Yanqiu Huo   +3 more
doaj   +1 more source

Study of the control algorithm of the braking system of an autonomous haul truck braking system with the use of imitational models [PDF]

open access: yesE3S Web of Conferences, 2021
The paper considers different ways of controlling the braking systems of haul trucks. The general approaches used in the development of control systems for such braking systems are described.
Dubinkin Dmitry   +4 more
doaj   +1 more source

Surface modification of biomedical metals by double glow plasma surface alloying technology: A review of recent advances

open access: yesJournal of Materials Research and Technology, 2023
Double glow plasma surface alloying (DGPSA) technology is a fascinating strategy for modifying metal materials with promoted surface performances.
Meng Zhang   +6 more
doaj   +1 more source

In situ synthesis and formation mechanism of ZrC and ZrB2 by combustion synthesis from the Co-Zr-B4C system

open access: yesJournal of Asian Ceramic Societies, 2015
ZrC-ZrB2-based composites were prepared by combustion synthesis (CS) reaction from 10 wt.% to 50 wt.% Co-Zr-B4C powder mixtures. With increasing Co contents, the particle sizes of near-spherical ZrC and platelet-like ZrB2 decreased from 1 μm to 0.5 μm ...
Mengxian Zhang   +4 more
doaj   +1 more source

Experimental Optimization of Drilling Parameters in Tooling for Euro 7 Nozzle Production

open access: yesInternational Journal of Automotive Science and Technology, 2021
Within the scope of Euro 7 emission norms, new types of injectors and engine parts are produced in order to reduce fuel consumption to minimum levels in diesel engine vehicles and accordingly to reduce emission rates. The complex geometry, high precision
Hakan Küçüktürk   +4 more
doaj   +1 more source

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