Journal of Manufacturing Science and Engineering: Recent submissions
Now showing items 4881-4900 of 7723
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High Speed Grinding of Silicon Nitride With Electroplated Diamond Wheels, Part 2: Wheel Topography and Grinding Mechanisms
(The American Society of Mechanical Engineers (ASME), 2000)This is the second in a series of two papers concerned with high speed grinding of silicon nitride with electroplated diamond wheels. In the first article (ASME J. Manuf. Sci. Eng., 122 , ... -
Flank Wear Estimation in Turning Through Wavelet Representation of Acoustic Emission Signals
(The American Society of Mechanical Engineers (ASME), 2000)This paper investigates a flank wear estimation technique in turning through wavelet representation of acoustic emission (AE) signals. It is known that the power spectral density of AE signals ... -
Temperature Measurement of Workpieces in Conventional Surface Grinding
(The American Society of Mechanical Engineers (ASME), 2000)Temperature at various depths from the ground surface in workpiece is measured accurately by using the newly developed PVD film method, in which a thin film deposited on the workpiece is used ... -
New Concept of Equivalent Inherent Strain for Measuring Axisymmetric Residual Stresses
(The American Society of Mechanical Engineers (ASME), 2000)A new concept, the equivalent inherent strain gθeq, is proposed for measuring axisymmetric residual stresses, based on the inherent strain theory. gθeq is a parameter obtained by incorporating ... -
Wrap-around B-spline Surface Fitting to Digitized Data With Applications to Reverse Engineering
(The American Society of Mechanical Engineers (ASME), 2000)The design of products containing sculptured surfaces typically begins with the crafting of a clay or wood model. The physical model must be reverse engineered to create a CAD representation. ... -
Decoupling the Confounded Effect of Machine Error and Geometric Characteristics of Artifacts in Precision Measurement and Machine Calibration
(The American Society of Mechanical Engineers (ASME), 2000)Inspection is commonly used to scrutinize the quality of manufactured products against established standards and specifications. However, the quality and reliability of many inspection processes ... -
Metallurgical Assessment of the Softened HAZ Region During Multipass Welding
(The American Society of Mechanical Engineers (ASME), 2000)CrMoV steels are used in high temperature and high stress sections of power plant members; their good creep resistance is impaired by welding done during fabrication of assemblies and weld ... -
Skew Ray Tracing and Sensitivity Analysis of Geometrical Optics
(The American Society of Mechanical Engineers (ASME), 2000)In order to improve upon the inconvenient and complicated contemporary analytic techniques employed for optical systems, this paper investigates two important optical topics: (1) the determination ... -
Studies in Direct Tooling Using Stereolithography
(The American Society of Mechanical Engineers (ASME), 2000)Rapid prototyping (RP) technologies are valuable for reducing product development cycle times by creating physical models for visual inspection and form-fit studies directly from a 3-D database. ... -
Effect of Datum Securing Method on Precision of Mechanical Alignment System
(The American Society of Mechanical Engineers (ASME), 2000)In this research, the achievable precision level using mechanical datums for manufacturing has been studied. Specifically, the effect of how a datum is secured in a mechanical alignment system ... -
Finding Minimum Cost Tool Grouping Schemes on Machining Systems
(The American Society of Mechanical Engineers (ASME), 2000)Changing worn tools is a major concern in planning operations on machining systems. Strategies for replacing tools range from changing each tool as it reaches its projected tool life, to ... -
A Hydraulically-Actuated Reconfigurable Tool for Flexible Fabrication: Implementation and Control
(The American Society of Mechanical Engineers (ASME), 2000)An automatically reconfigurable discrete tool (matrix of pins) has been developed and demonstrated for sheet metal part forming and composite part molding in the aerospace industry. A GUI-based ... -
Modeling of the Holding Force in an Electromagnetic Chuck
(The American Society of Mechanical Engineers (ASME), 2000)This paper addresses the modeling and prediction of the normal holding force in an electromagnetic chuck used in precision machining applications. Knowledge of the normal holding force is necessary ... -
Simplifying the Development and Usage of Fixtures for Sheet Metal and Composite Aircraft Parts
(The American Society of Mechanical Engineers (ASME), 2000)Based on a survey of small- to medium-sized companies that supply sheet metal parts to the major aircraft manufacturers, there is a need for a more simplified, flexible and inexpensive method ... -
Parametric-Based Determination of Cylindrical Variations in Geometric Tolerancing
(The American Society of Mechanical Engineers (ASME), 2000)The ANSI Y14.5M Geometric Dimensioning and Tolerancing Standards have been used for many years by practitioners for size and form verification of manufactured parts. However, different parts may ... -
Optimal Tolerance Allocation With Loss Functions
(The American Society of Mechanical Engineers (ASME), 2000)The tolerance allocation problem is formulated as a nonlinear integer model under the constraints of process capability. The problem is to minimize the sum of machining cost and quality loss. ... -
Swept Surface Synthesis With Visibility
(The American Society of Mechanical Engineers (ASME), 2000)The visibility of a surface has wide applications in manufacturing, where accessibility of the workpiece to the processing agent is of critical importance. A surface is visible to a direction ... -
An Experimental Investigation of the Creping Process in Low-Density Paper Manufacturing
(The American Society of Mechanical Engineers (ASME), 2000)In this paper, a unique apparatus for the laboratory simulation and analysis of the creping process is described. The device consists of a fluid-heated micro-yankee dryer, 25.4 cm (10 inches) ... -
Evaluation and Improvement of Productivity in High-Speed NC Machining
(The American Society of Mechanical Engineers (ASME), 2000)The productivity of machining centers is influenced inherently by the quality of NC programs. To evaluate productivity, first an effective feedrate factor and a productivity evaluation factor are ... -
Enhanced Aluminum Properties by Means of Precise Droplet Deposition
(The American Society of Mechanical Engineers (ASME), 2000)The use of molten aluminum droplets is investigated for potential application to precision droplet-based net-form manufacturing (PDM). In the proposed application, final structural components are ...