Results 11 to 20 of about 96,665 (264)

Springback in Metal Cutting with High Cutting Speeds

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

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

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

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

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

Boom-type roadheader autonomous speed regulation cutting control system

open access: yesGong-kuang zidonghua, 2023
The existing boom-type roadheader cutting control adopts a relatively simple control method and the cutting head completes the roadway section cutting at a constant speed. There's no comprehensive consideration of trajectory planning and autonomous speed
ZHANG Xuhui   +5 more
doaj   +1 more source

Ultrasonically Assisted Single Point Diamond Turning of Optical Mold of Tungsten Carbide

open access: yesMicromachines, 2018
To realize high efficiency, low/no damage and high precision machining of tungsten carbide used for lens mold, a high frequency ultrasonic vibration cutting system was developed at first.
Zhanjie Li   +4 more
doaj   +1 more source

Vibration Identification of Folded-MEMS Comb Drive Resonators

open access: yesMicromachines, 2018
Natural frequency and frequency response are two important indicators for the performances of resonant microelectromechanical systems (MEMS) devices.
Jianxin Han   +6 more
doaj   +1 more source

Laser cutting tobacco slice experiment: Effects of cutting power and cutting speed

open access: yesOpen Physics, 2022
Due to their low melting point, low strength, uneven thickness, and sugar and moisture content, tobacco slices are very sensitive to the requirements of cutting parameters.
Li Pengfei   +9 more
doaj   +1 more source

Measurement of the Euler Angles of Wurtzitic ZnO by Raman Spectroscopy

open access: yesJournal of Spectroscopy, 2017
A Raman spectroscopy-based step-by-step measuring method of Euler angles φ,θ,and  ψ was presented for the wurtzitic crystal orientation on a microscopic scale.
Wu Liu, Qiu Li, Gang Jin, Wei Qiu
doaj   +1 more source

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