Results 11 to 20 of about 16,083,913 (302)

Local Vaporization at the Cut Front at High Laser Cutting Speeds [PDF]

open access: yesLasers in Manufacturing and Materials Processing, 2020
AbstractHigh-speed videos of the cut front and spectrometric measurements were applied to detect local vaporization on the cut front at high cutting speeds to show that with increasing feed rate, temporally short and intense flashes are generated by vaporization phenomena on the upper part of the cut front.
Oliver Bocksrocker   +5 more
openaire   +3 more sources

Springback in Metal Cutting with High Cutting Speeds

open access: yesProcedia CIRP, 2015
ISSN:2212 ...
Schaal, Nikolas   +2 more
openaire   +2 more sources

A new approach of high speed cutting modelling: SPH method [PDF]

open access: yes, 2006
The purpose of this study is to introduce a new approach of high speed cutting numerical modelling. A lagrangian Smoothed Particle Hydrodynamics (SPH) based model is carried out using the Ls-Dyna software.
J. Limido   +7 more
core   +1 more source

Metal cutting modelling SPH approach [PDF]

open access: yes, 2011
The purpose of this work is to evaluate the use of the smoothed particle hydrodynamics (SPH) method within the framework of high speed cutting modelling. First, a 2D SPH based model is carried out using the LS-DYNA® software.
J. Limido   +11 more
core   +1 more source

Temperatures in high efficiency deep grinding [PDF]

open access: yes, 2009
This research considers the temperatures generated in the workpiece during profile and cylindrical traverse grinding in the High Efficiency Deep Grinding (HEDG) regime.
Bell, Andrew John
core   +7 more sources

Design of a New Catheter Operating System for the Surgical Robot

open access: yesApplied Bionics and Biomechanics, 2021
In interventional surgery, the manual operation of the catheter is not accurate. It is necessary to operate the catheter skillfully and effectively to protect the surgeon from radiation injury.
Xu Ma   +4 more
doaj   +1 more source

Chatter Control by Spindle Speed Variation in High-Speed Milling [PDF]

open access: yes, 2009
High-speed milling operations are often limited by regenerative vibrations. The aim of this paper is to analyze the effect of spindle speed variation on machine tool chatter in high-speed milling. The stability analysis of triangular and sinusoidal shape
Arnaud, Lionel   +3 more
core   +1 more source

Surface Roughness Investigation Through Interplay of Cutting Speed and Thermal-Assisted Machining in High-Speed Machining of SKD11 Steel [PDF]

open access: yes, 2023
This study aims to investigate the interplay between cutting speed and Thermal-Assisted Machining (TAM) concerning surface roughness during the high-speed machining of SKD11 steel. The integration of pre-cutting workpiece heating introduces a temperature
Long-Vinh Bui   +5 more
core   +1 more source

Robust and Accurate Vision-Based Pose Estimation Algorithm Based on Four Coplanar Feature Points

open access: yesSensors, 2016
Vision-based pose estimation is an important application of machine vision. Currently, analytical and iterative methods are used to solve the object pose. The analytical solutions generally take less computation time.
Zimiao Zhang, Shihai Zhang, Qiu Li
doaj   +1 more source

Tribological Behavior of Multi-layered WC-Co/MoS2-Ni Self-lubricating Coating Fabricated by Detonation Gun Spraying

open access: yesCailiao gongcheng, 2017
The multilayered composite WC-Co/MoS2-Ni self-lubricating coatings were prepared by detonation gun spraying technology. The coating microstructure, element distribution, adhesive strength, and tribological properties were studied systematically.
WANG Tie-gang   +6 more
doaj   +1 more source

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