Journal of Manufacturing Science and Engineering: Recent submissions
Now showing items 3581-3600 of 7723
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Microendmill Dynamics Including the Actual Fluted Geometry and Setup Errors—Part I: Model Development and Numerical Solution
(The American Society of Mechanical Engineers (ASME), 2008)This paper presents an analytical model for the microendmill dynamics, including the setup errors, the axial force, the sectioned tool geometry, and the actual crosssection of the twisted fluted ... -
Development of Cutting Tool With Built-In Thin Film Thermocouples for Measuring High Temperature Fields in Metal Cutting Processes
(The American Society of Mechanical Engineers (ASME), 2008)In order to measure temperature fields on tool face during cutting, a cutting tool with built-in thin film thermocouples (TFTs) has been devised. The TFTs composed of a nickel and nichrome ... -
Experimental Investigations of Laser Micromachining of Nickel Using Thin Film Micro Thermocouples
(The American Society of Mechanical Engineers (ASME), 2008)Laser-material interactions during laser micromachining are extremely complicated. In order to improve the fundamental understanding of the laser micromachining process, it is essential to investigate ... -
Density Measurement of Powder Metallurgy Compacts by Means of Small Indentation
(The American Society of Mechanical Engineers (ASME), 2008)In this study, the density of powder metallurgy compacts was measured by means of small indentation. Zinc (Zn) and aluminum (Al) tablets were fabricated by cold compaction of powders: different ... -
Modeling of the Flow Rate in the Dispensing-Based Process for Fabricating Tissue Scaffolds
(The American Society of Mechanical Engineers (ASME), 2008)Made from biomaterials, tissue scaffolds are three-dimensional (3D) constructs with highly interconnected pore networks for facilitating cell growth and flow transport of nutrients and metabolic ... -
Intelligent Tool-Path Segmentation for Improved Stability and Reduced Machining Time in Micromilling
(The American Society of Mechanical Engineers (ASME), 2008)This paper presents the method of variable-feedrate intelligent segmentation as an enhanced approach to feedrate optimization in micromilling that overcomes detrimental scale effects in the process ... -
Electrostatic Spray Deposition of Nanostructured Hydroxyapatite Coating for Biomedical Applications
(The American Society of Mechanical Engineers (ASME), 2008)Hydroxyapatite, a calcium phosphate ceramic, is chemically similar to bone mineral and one of the few materials able to produce direct-bonding osteogenesis. Nanostructured hydroxyapatite coating ... -
The Experimental Study on Improved Polishing Method for Terminating Optical Connector
(The American Society of Mechanical Engineers (ASME), 2008)The growing demand for a wide variety of data communication and telecomunication service requires interconnection devices, such as fiber optic connectors, cable assemblies, and adapters. The strong ... -
Microendmill Dynamics Including the Actual Fluted Geometry and Setup Errors—Part II: Model Validation and Application
(The American Society of Mechanical Engineers (ASME), 2008)This paper presents a study to validate the microendmill dynamics model derived in Part I. A laser Doppler vibrometer system that is coupled with a microscope is used to measure the natural ... -
An Experimental Evaluation of an Atomization-Based Cutting Fluid Application System for Micromachining
(The American Society of Mechanical Engineers (ASME), 2008)An atomization-based cutting fluid application system is developed for micro-end milling. The system was designed to ensure spreading of the droplets on the workpiece surface based on the analysis ... -
Gap Adjustable Molten Metal DoD Inkjet System With Cone-Shaped Piston Head
(The American Society of Mechanical Engineers (ASME), 2008)In this paper, we present the design, fabrication, and performance test of a gap adjustable molten metal drop-on-demand (DoD) inkjet system with a cone-shaped piston head, which can eject a ... -
Calibration of Palletized Workpiece Systems for Microfactories
(The American Society of Mechanical Engineers (ASME), 2008)Kinematic couplings have been used to create palletized system for part transfer in a microfactory. While kinematic couplings provide high repeatability, calibration is needed to achieve high ... -
A Microstructure-Level Material Model for Simulating the Machining of Carbon Nanotube Reinforced Polymer Composites
(The American Society of Mechanical Engineers (ASME), 2008)A continuum-based microstructure-level material model for simulation of polycarbonate carbon nanotube (CNT) composite machining has been developed wherein polycarbonate and CNT phases are modeled ... -
An Experimental Investigation of the Feasibility of “Self-Sensing” Shape Memory Alloy Based Actuators
(The American Society of Mechanical Engineers (ASME), 2008)Shape memory alloys (SMAs) change their crystallographic structure and shape during heating/cooling and, as a consequence, their electrical resistance also changes. This allows the determination ... -
A Submicron Multiaxis Positioning Stage for Micro- and Nanoscale Manufacturing Processes
(The American Society of Mechanical Engineers (ASME), 2008)A piezoelectrically driven, submicron XY-positioning stage with multiprocess capability is developed and then integrated into two micro∕nanoscale manufacturing processes to improve their performance. ... -
Effects of Crystallographic Anistropy on Orthogonal Micromachining of Single-Crystal Aluminum
(The American Society of Mechanical Engineers (ASME), 2008)Anisotropy of workpiece crystals has a significant effect in micromachining since the uncut chip thickness values used in micromachining are commensurate with characteristic dimensions of crystals ... -
Microstructure-Level Machining Simulation of Carbon Nanotube Reinforced Polymer Composites—Part II: Model Interpretation and Application
(The American Society of Mechanical Engineers (ASME), 2008)The microstructure-level finite element machining model developed in Part I of this paper is used to perform a detailed analysis of the failure mechanisms that occur while machining the carbon ... -
Micromachining Characteristics of NiTi Based Shape Memory Alloy Using Femtosecond Laser
(The American Society of Mechanical Engineers (ASME), 2008)Femtosecond laser micromachining (FLM) is a relatively new and promising technology for the micromachining of a wide spectrum of engineering materials with micron and submicron size features. The ... -
Laser Ablation of Metals: A 3D Process Simulation for Industrial Applications
(The American Society of Mechanical Engineers (ASME), 2008)A model for laser milling simulation is presented in this paper. A numerical model able to predict the physical phenomena involved in laser ablation of metals was developed where the heat ... -
Microstructure-Level Machining Simulation of Carbon Nanotube Reinforced Polymer Composites—Part I: Model Development and Validation
(The American Society of Mechanical Engineers (ASME), 2008)A microstructure-level finite element machining model has been developed to simulate the machining of carbon nanotube (CNT) reinforced polymer composites. The model integrates a failure model with ...