Journal of Manufacturing Science and Engineering: Recent submissions
Now showing items 4861-4880 of 7723
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A General Velocity Field for Shape Rolling of a V-Sectioned Sheet
(The American Society of Mechanical Engineers (ASME), 2000)A general kinematically admissible velocity field has been proposed in this work to examine the plastic deformation behavior of the sheet at the roll gap during shape rolling of a V-sectioned ... -
Flat-Ended Tool Swept Sections for Five-Axis NC Machining of Sculptured Surfaces
(The American Society of Mechanical Engineers (ASME), 2000)The concept of swept sections for flat-ended tools is revisited with the goal of improving the accuracy of calculations in five-axis tool path generation. Firstly, the notions of partial and ... -
A Self-Calibration Method for Robotic Measurement System
(The American Society of Mechanical Engineers (ASME), 2000)Robot calibration plays an increasingly important role in manufacturing. For robot calibration on the manufacturing floor, it is desirable that the calibration technique be easy and convenient ... -
An Algorithm for a Near Optimal NC Path Generation in Staircase (Lase) Traversal of Convex Polygonal Surfaces
(The American Society of Mechanical Engineers (ASME), 2000)This paper presents an analytical model of the tool path for staircase traversal of convex polygonal surfaces, and an algorithm—referred to as OPTPATH—developed based on the model to find the ... -
Autonomous Calibration of Hexapod Machine Tools1
(The American Society of Mechanical Engineers (ASME), 2000)Hexapod machines are emerging as a new type of CNC machine tools. Among other things, stringent calibration is an important means to improve their accuracy. Traditionally, to perform system ... -
An Experimental and Numerical Investigation into the Thermal Behavior of the Pressure Die Casting Process
(The American Society of Mechanical Engineers (ASME), 2000)The modeling of the pressure die casting process generally requires the specification of heat transfer coefficients at the surfaces of the die. The coefficients at the cavity-casting interface ... -
A Three-Dimensional Inverse Problem of Estimating the Surface Thermal Behavior of the Working Roll in Rolling Process
(The American Society of Mechanical Engineers (ASME), 2000)A three-dimensional inverse analysis utilizes a different perspective to estimate the surface thermal behavior of the working roll in rolling process. The inverse analysis is based on the ... -
Investigation of a Special 6-6 Parallel Platform for Contour Milling
(The American Society of Mechanical Engineers (ASME), 2000)Recently, companies have been experimenting with parallel-mechanism based approaches for milling machines. This research presents an investigation into the development of a special 6-6 parallel ... -
Sheet Thickness Optimization for Superplastic Forming of Engineering Structures
(The American Society of Mechanical Engineers (ASME), 2000)This paper explores two optimization strategies; the gradient search and proportional control methods, for determining the initial sheet thickness of superplastic forming to ensure final desired ... -
Use of Cavitating Jet for Introducing Compressive Residual Stress
(The American Society of Mechanical Engineers (ASME), 2000)In an attempt to strengthen the surface of materials, the potential of using a cavitating jet to form compressive residual stress has been investigated. Introducing compressive residual stress ... -
Laser Array/EMAT Ultrasonic Measurement of the Penetration Depth in a Liquid Weld Pool
(The American Society of Mechanical Engineers (ASME), 2000)Ultrasonics has become widespread as a nondestructive testing technique. The most commonly used device for generation and reception of ultrasound are contacting piezo-electric transducers. Because ... -
Experimentally Based Study on the Effect of Initial Grain Size for Characterization of the Grain Coarsening Phenomenon During Hot Rolling of a Medium Carbon Steel
(The American Society of Mechanical Engineers (ASME), 2000)Laboratory experiments using a hot deformation simulator were carried out to clarify the effect of initial grain size on the grain coarsening phenomenon in hot metal working with light reduction. ... -
On the Integration of Layered Manufacturing and Material Removal Processes
(The American Society of Mechanical Engineers (ASME), 2000)In this paper, we develop methodologies for the integration of layered manufacturing and traditional material removal processes into an integrated manufacturing setup. The scenarios under which ... -
Curing of Composites Using Internal Resistive Heating
(The American Society of Mechanical Engineers (ASME), 2000)Curing of fiber-resin mixtures is often the critical and productivity controlling step in the fabrication of thermosetting-matrix composites. The long processing times (and costs) have remained ... -
Grinding Process Size Effect and Kinematics Numerical Analysis
(The American Society of Mechanical Engineers (ASME), 2000)The present work developed numerical codes that simulate steady-state grinding process kinematics. The three-dimensional modeling procedure entails the following: specifying the sizes, shapes, and ... -
Diagnostic Feature Extraction From Stamping Tonnage Signals Based on Design of Experiments
(The American Society of Mechanical Engineers (ASME), 2000)Diagnostic feature extraction with consideration of interactions between variables is very important, but has been neglected in most diagnostic research. In this paper, a new feature extraction ... -
Grinding Damage Prediction for Ceramics via CDM Model
(The American Society of Mechanical Engineers (ASME), 2000)A continuum damage mechanics (CDM) model is proposed to predict grinding damage of ceramics. The model takes into account the inelastic behavior of ceramics, the effect of grinding induced ... -
Machining-Induced Residual Stress: Experimentation and Modeling
(The American Society of Mechanical Engineers (ASME), 2000)Controlled orthogonal and controlled oblique machining of annealed AISI 4340 have been undertaken in a design of experiments framework to investigate the machining-induced residual stresses resulting ... -
High Speed Grinding of Silicon Nitride With Electroplated Diamond Wheels, Part 1: Wear and Wheel Life
(The American Society of Mechanical Engineers (ASME), 2000)An investigation is reported on high speed grinding of silicon nitride using electroplated single-layer diamond wheels. This article is concerned with wheel wear and wheel life, and a second ... -
Modeling of Ball-End Milling Forces With Cutter Axis Inclination
(The American Society of Mechanical Engineers (ASME), 2000)In the machining of sculpture surfaces with ball-end mill, the cutter axis or workpiece is often inclined to generate an admissible orientation. This paper primarily presents an enhanced cutting ...