Journal of Manufacturing Science and Engineering: Recent submissions
Now showing items 3081-3100 of 7723
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Tool Embedded Thin Film Microsensors for Monitoring Thermal Phenomena at Tool-Workpiece Interface During Machining
(The American Society of Mechanical Engineers (ASME), 2011)Existing thermal sensors for machining processes are having difficulties to reliably provide high spatial and temporal resolutions for monitoring and control of the dynamic thermal phenomena at ... -
An Experimental Study on Robustness and Process Capability of the Warm Hydroforming Process
(The American Society of Mechanical Engineers (ASME), 2011)The warm sheet hydroforming process was investigated to determine the optimal process conditions of temperature, pressure, and pressurization rate for maximum formability of AA5754-O using an ... -
Experimental Evaluation of the Variable-Feedrate Intelligent Segmentation Method for High-Speed, High-Precision Micromilling
(The American Society of Mechanical Engineers (ASME), 2011)This study will present an experimental evaluation of the variable-feedrate intelligent segmentation (VFIS) method described by and (2008, “Intelligent Tool-Path Segmentation for Improved Stability ... -
A Rate-Sensitive Plasticity-Based Model for Machining of fcc Single-Crystals—Part II: Model Calibration and Validation
(The American Society of Mechanical Engineers (ASME), 2011)For a range of precision machining and micromachining operations, the crystallographic anisotropy plays a critical role in determining the machining forces. Part II of this work presents the ... -
Numerical Analysis of Transport Phenomena in Resistance Spot Welding Process
(The American Society of Mechanical Engineers (ASME), 2011)Resistance spot welding (RSW) is a very complicated process involving electromagnetic, thermal, fluid flow, mechanical, and metallurgical variables. Since weld nugget area is closed and unobservable ... -
Out-of-Autoclave Composite Fairing Design, Fabrication, and Test
(The American Society of Mechanical Engineers (ASME), 2011)This paper documents a recent R&D effort conducted by the Air Force Research Laboratory, Space Vehicles Directorate, to assess the feasibility of fabricating large composite launch vehicle ... -
Fabrication of Lensed Plastic Optical Fiber Array Using Electrostatic Force
(The American Society of Mechanical Engineers (ASME), 2011)The GI (graded-index) POFs (Plastic optical fibers), which has been proven to reach distances as long as 1 km at 1.25 Gb/s has a relatively low numerical aperture . Therefore, the efficient ... -
Vibration Amplitude in Rotary Ultrasonic Machining: A Novel Measurement Method and Effects of Process Variables
(The American Society of Mechanical Engineers (ASME), 2011)Rotary ultrasonic machining (RUM) has been used to machine both brittle and ductile materials as well as composite materials. There are numerous reported studies about the effects of various ... -
Experimental Study of the Slot Overlapping and Tool Path Variation Effect in Abrasive Waterjet Milling
(The American Society of Mechanical Engineers (ASME), 2011)In abrasive waterjet (AWJ) milling, a flat surface is obtained when the jet carries out a programmed path, which covers the desired surface. In this process, single slots are overlapped. Thus, ... -
A Rate-Sensitive Plasticity-Based Model for Machining of Face-Centered Cubic Single-Crystals—Part I: Model Development
(The American Society of Mechanical Engineers (ASME), 2011)With the increased application of micromachining, including micromilling and microdrilling, the need to develop accurate models for machining at the microscale has been recognized. In particular, ... -
A Numerical Investigation into Residual Stress Characteristics in Laser Deposited Multiple Layer Waspaloy Parts
(The American Society of Mechanical Engineers (ASME), 2011)This paper reports an investigation into the residual stress generated with the laser direct metal deposition (LDMD) process and particularly that which arises from the deposition of a multiple-layer ... -
Metal Embedded Optical Fiber Sensors: Laser-Based Layered Manufacturing Procedures
(The American Society of Mechanical Engineers (ASME), 2011)This paper describes laser-based layered manufacturing processes for embedding optical fiber Bragg gratings (FBGs) in metal structures to develop cutting tools with embedded sensors. FBG is a ... -
Straight-Build Assembly Optimization: A Method to Minimize Stage-by-Stage Eccentricity Error in the Assembly of Axisymmetric Rigid Components (Two-Dimensional Case Study)
(The American Society of Mechanical Engineers (ASME), 2011)For assembly of rotating machines, such as machining tools, industrial turbomachinery, or aircraft gas turbine engines, parts need to be assembled in order to avoid internal bending of the ... -
Global Tangent Visibility Analysis for Polyhedral Computer Aided Design Models
(The American Society of Mechanical Engineers (ASME), 2011)Visibility analysis is broadly used in milling and casting process planning and in coordinate measuring machine applications. However, standard visibility analysis (which involves determining ... -
Selection of Bending Parameters for Minimal Spring-Back Using an ANFIS Model and Simulated Annealing Algorithm
(The American Society of Mechanical Engineers (ASME), 2011)In this research, a simulated annealing algorithm was used to minimize the spring-back in V-die bending process. First, an adaptive neuro-fuzzy inference system (ANFIS) model was developed using ... -
Process Factors Influence on Cavity Pressure Behavior in Microinjection Moulding
(The American Society of Mechanical Engineers (ASME), 2011)Process monitoring of microinjection moulding (μIM) is of crucial importance when analysing the effect of different parameter settings on the process and then in assessing its quality. Quality ... -
Investigation of Inner Surface Groove Formation Under Radially Inward Pressure During Immersion Precipitation-Based Hollow Fiber Membrane Fabrication
(The American Society of Mechanical Engineers (ASME), 2011)Axially aligned grooves can be formed on the hollow fiber membrane (HFM) inner surface under some controlled fabrication conditions during a typical immersion precipitation-based phase inversion ... -
The Identification of the Key Enablers for Force Control of Robotic Friction Stir Welding
(The American Society of Mechanical Engineers (ASME), 2011)Friction stir welding (FSW) is a solid state welding process that uses a rotating tool to plastically deform and then forge together materials. This process requires a large axial force to ... -
Two-Sided Quadratic Model for Workpiece Fixturing Analysis
(The American Society of Mechanical Engineers (ASME), 2011)This paper presents a novel model for workpiece positioning analysis. Existing fixturing models may underestimate the positioning error due to neglect of the curvature of one or both contacting ... -
Self-Piercing Riveting of Wrought Magnesium AZ31 Sheets
(The American Society of Mechanical Engineers (ASME), 2011)The high strength-to-weight ratio of magnesium alloys makes them attractive for automotive applications. These materials have been used for the engine cradle, seat frame, and shock tower applications ...