Journal of Manufacturing Science and Engineering: Recent submissions
Now showing items 1361-1380 of 7723
-
Effect of Die Lip Geometry on Polymer Extrudate Deformation in Complex Small Profile Extrusion
(The American Society of Mechanical Engineers (ASME), 2017)The extrusion of polymer profile products with complex microcross section is difficult due to the extrudate deformation, especially for the profile with multihollow lumens and inner ribs. In order to investigate the effect ... -
Experimental Study of Process Emissions From Atomic Layer Deposition of Al2O3 Under Various Temperatures and Purge Time
(The American Society of Mechanical Engineers (ASME), 2017)Experimental investigations of process emissions from atomic layer deposition (ALD) of Al2O3 are accomplished under various temperatures and purge times to understand its environmental sustainability performance. About 93% ... -
Promoting Model-Based Definition to Establish a Complete Product Definition
(The American Society of Mechanical Engineers (ASME), 2017)The manufacturing industry is evolving and starting to use three-dimensional (3D) models as the central knowledge artifact for product data and product definition, or what is known as model-based definition (MBD). The ... -
A Plane Stress Model to Predict Angular Distortion in Single Pass Butt Welded Plates With Weld Reinforcement
(The American Society of Mechanical Engineers (ASME), 2017)While coupled three-dimensional (3D) nonisothermal finite-element (FE) models can be used to predict distortion in weldments, computational costs remain high, and the development of alternate FE-based engineering approaches ... -
The Effect of Compression Force Uniformity on Bipolar Tissue Welding
(The American Society of Mechanical Engineers (ASME), 2017)Bipolar forceps are a type of electrosurgical device (ESD) widely used for tissue welding in modern surgeries. ESDs have many advantages over traditional surgical tools including reduced blood loss, improved efficiency, ... -
Aggressive Spiral Toolpaths for Pocket Machining Based on Medial Axis Transformation
(The American Society of Mechanical Engineers (ASME), 2017)High-speed machine tools typically provide high spindle speeds and feedrates to achieve an effective material removal rate (MRR). However, it is not possible to realize the full extent of their high-speed capabilities due ... -
Energy-Efficient Robot Configuration for Assembly
(The American Society of Mechanical Engineers (ASME), 2017)Optimizing the energy consumption of robot movements has been one of the main focuses for most of today's robotic simulation software. This optimization is based on minimizing a robot's joint movements. In many cases, it ... -
Modeling of Dynamic Instability Via Segmented Cutting Coefficients and Chatter Onset Detection in High-Speed Micromilling of Ti6Al4V
(The American Society of Mechanical Engineers (ASME), 2017)Miniature components with complex shape can be created by micromilling with excellent form and finish. However, for difficult-to-machine materials, such as Ti-alloys, failure of low-flexural stiffness microtools is a big ... -
Solutions for Sustainable Machining
(The American Society of Mechanical Engineers (ASME), 2017)The manufacturing industry contributes over 19% to the world's greenhouse gas emissions (U.S. Energy Information Administration, 2008, “Rep: Annual Energy Review 2008,” Report No. DOE/EIA-0384; Diaz et al., 2010, “Environmental ... -
Minimax Optimization Strategy for Process Parameters Planning: Toward Interference-Free Between Tool and Flexible Workpiece in Milling Process
(The American Society of Mechanical Engineers (ASME), 2017)In milling of flexible workpieces, like axial-flow compressor impellers with thin-wall blades and deep channels, interference occurrence between workpiece and tool shaft is a great adverse issue. Even though interference ... -
A New Microstructure-Sensitive Flow Stress Model for the High-Speed Machining of Titanium Alloy Ti–6Al–4V
(The American Society of Mechanical Engineers (ASME), 2017)The flow stress in the high-speed machining of titanium alloys depends strongly on the microstructural state of the material which is defined by the composition of the material, its starting microstructure, and the ... -
On the Geometrical Accuracy of High Aspect Ratio Micromilled Pins
(The American Society of Mechanical Engineers (ASME), 2017)Geometrical accuracy of microfeatures in micromilling is strictly related with the choice of cutting parameters. Their correct selection is a challenging task in particular when the target feature geometry is a high aspect ... -
Open-Cell Metallic Porous Materials Obtained Through Space Holders—Part I: Production Methods. A Review
(The American Society of Mechanical Engineers (ASME), 2017)This article presents a review of current methods for production of metallic open-cell porous materials through space holders. The methods are divided into two major groups: on the basis of sintering and using liquid phase ... -
In-Process Monitoring of Selective Laser Melting: Spatial Detection of Defects Via Image Data Analysis
(The American Society of Mechanical Engineers (ASME), 2017)Selective laser melting (SLM) has been attracting a growing interest in different industrial sectors as it is one of the key technologies for metal additive manufacturing (AM). Despite the relevant improvements made by the ... -
Experimental and Numerical Study of a Fixturing System for Complex Geometry and Low Stiffness Components
(The American Society of Mechanical Engineers (ASME), 2017)The production of freeform components is challenging, not only from the point of view of process optimization but also when it comes to the selection and design of the fixturing systems. Currently, most commercially available ... -
Optimal Workpiece Setup for Time-Efficient and Energy-Saving Five-Axis Machining of Freeform Surfaces
(The American Society of Mechanical Engineers (ASME), 2017)Energy consumption in five-axis machining of freeform surfaces can be considerably large for large-size parts. This paper presents a study on how to setup the workpiece in order to minimize the energy consumption without ... -
Open-Cell Metallic Porous Materials Obtained Through Space Holders—Part II: Structure and Properties. A Review
(The American Society of Mechanical Engineers (ASME), 2017)This work presents an overview of structural characteristics and basic mechanical properties of the open-cell metallic foams obtained by different space-holder methods, which are discussed in Part I of the same review. The ... -
Computational Fluid Dynamics Modeling on Steady-State Friction Stir Welding of Aluminum Alloy 6061 to TRIP Steel
(The American Society of Mechanical Engineers (ASME), 2017)A coupled thermal–mechanical model based on the Eulerian formulation is developed for the steady-state dissimilar friction stir welding (FSW) process. Multiple phase flow theories are adopted in deriving analytical ... -
Role of Capillary and Thermocapillary Forces in Laser Polishing of Metals
(The American Society of Mechanical Engineers (ASME), 2017)As one of emerging novel surface treatment techniques, laser polishing offers a cost-effective and efficient solution to reduce surface roughness of precision components at micro-/mesoscale. Although it has been applied ... -
Laser Autogenous Brazing of Biocompatible, Dissimilar Metals in Tubular Geometries
(The American Society of Mechanical Engineers (ASME), 2017)The successful joining of dissimilar metal tubes would enable the selective use of the unique properties exhibited by biocompatible materials such as stainless steel and shape memory materials, such as NiTi, to locally ...