Results 31 to 40 of about 3,891 (209)

Simulation-Based and Experimental Investigation of Micro End Mills with Wiper Geometry

open access: yesMicromachines, 2021
One of the major advantages of micromachining is the high achievable surface quality at highly flexible capabilities in terms of the machining of workpieces with complex geometric properties.
Timo Platt   +3 more
doaj   +1 more source

Low cost microfluidic device for partial cell separation: micromilling approach [PDF]

open access: yes, 2015
Several studies have already demonstrated that it is possible to perform blood flow studies in microfluidic systems fabricated by using low-cost techniques.
Garcia, Valdemar   +6 more
core   +4 more sources

PASSIVE TORQUE SIMULATION OF SMALL ANGULAR CONTACT BEARING AT HIGH SPEED [PDF]

open access: yes, 2017
Description of common ball bearing torque models was presented and adopted to the complex thermo-mechanical model of the high speed spindle. Ball bearing passive torque was measured on the own high-speed spindle design.
Kekula J., Smolík J., Sulitka M.
core   +1 more source

Technology for SMD Packaging MOX Gas Sensors

open access: yesProceedings, 2018
The perspective combination of laser micromilling technology and jet (aerosol) printing technologies for ceramic MEMS producing of microhotplate in the surface mounted device (SMD) package for the metal oxide (MOX) sensor is describing.
Nikolay Samotaev   +5 more
doaj   +1 more source

Investigation of Gyroscopic Effect on the Stability of High Speed Micromilling via Bifurcation Analysis

open access: yesJournal of Manufacturing and Materials Processing, 2021
Catastrophic tool failure due to the low flexural stiffness of the micro-tool is a major concern for micromanufacturing industries. This issue can be addressed using high rotational speed, but the gyroscopic couple becomes prominent at high rotational ...
Rinku K. Mittal, Ramesh K. Singh
doaj   +1 more source

A process chain for integrating microfluidic interconnection elements by micro- overmoulding of thermoplastic elastomers [PDF]

open access: yes, 2010
This paper presents a process chain for in-line integration of microfluidic interconnection elements by a variant of micro-injection moulding (mu IM). A SEBS-based thermoplastic elastomer (TPE) was moulded over polymethylmethacrylate (PMMA) to produce
Alcock, Jeffrey R., Attia, Usama M.
core   +1 more source

Characterization of machine tools and measurement system for micromilling

open access: yesNanotechnology and Precision Engineering, 2019
Technological progress has led to increased demand for small components with tiny features, which cannot be achieved through conventional machining.
Andrea Abeni   +2 more
doaj   +1 more source

Experimental Optimization of Process Parameters in CuNi18Zn20 Micromachining

open access: yesMicromachines, 2021
Ultraprecision micromachining is a technology suitable to fabricate miniaturized and complicated 3-dimensional microstructures and micromechanisms.
Andrea Abeni   +3 more
doaj   +1 more source

Analysis and Prediction of Micromilling Stability with Variable Tool Geometry

open access: yesAdvances in Mechanical Engineering, 2014
Micromilling can fabricate miniaturized components using micro-end mill at high rotational speeds. The analysis of machining stability in micromilling plays an important role in characterizing the cutting process, estimating the tool life, and optimizing
Ziyang Cao, Hua Li, Zhen Yin, Wei Liu
doaj   +1 more source

Flatness optimization of micro-injection moulded parts: The case of a PMMA microfluidic component [PDF]

open access: yes, 2011
Micro-injection moulding (µ-IM) has attracted a lot of interest because of its potential for the production of low-cost, miniaturized parts in high-volume.
Alcock, Jeffrey R.   +5 more
core   +1 more source

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