Journal of Manufacturing Science and Engineering: Recent submissions
Now showing items 5041-5060 of 7723
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A Wrinkled Membrane Model for Cloth Draping with Multigrid Acceleration
(The American Society of Mechanical Engineers (ASME), 1999)Fabric is modeled as a particular type of membrane formed from two orthogonal families of yarns. In contrast to usual membrane theory, the fabric is regarded to possess a certain compressive ... -
Locator and Sensor Placement for Automated Coordinate Checking Fixtures
(The American Society of Mechanical Engineers (ASME), 1999)This article proposes a systematic method for the optimal design of sensor locations for an automated Coordinate Checking Fixture (CCF). The fixture can be employed for making at-machine assessments ... -
Mixed-Integer Programming Model for Fixture Layout Optimization
(The American Society of Mechanical Engineers (ASME), 1999)Workpiece deformation during machining is a significant source of machined feature geometric error. This paper presents a linear, mixed integer programming model for determining the optimal locations ... -
Springback Analysis and Control in Small Radius Air Bending
(The American Society of Mechanical Engineers (ASME), 1999)A critical factor for quality small lot sheet metal production is the control of flange angles. For small radius pressbrake bending operations, i.e., punch radius less than sheet thickness, ... -
Sheet Metal Bending: Generating Shared Setups
(The American Society of Mechanical Engineers (ASME), 1999)Contemporary process planners for sheet metal bending solve the process planning problem for individual parts. Quite often, many different parts can be produced on shared setups. However, plans ... -
A Total Cost Comparison of Alternative Tolerancing Formulae
(The American Society of Mechanical Engineers (ASME), 1999)An important part of many engineering design projects is to specify the amount of variability permitted in critical characteristics of materials, components, and assembly. Different formulae have ... -
An Entropy-Based Index Evaluation Scheme for Multiple Sensor Fusion in Classification Process
(The American Society of Mechanical Engineers (ASME), 1999)Sensor fusion aims to identify useful information to facilitate decision-making using data from multiple sensors. Signals from each sensor are usually processed, through feature extraction, into ... -
A Neural Network/Expert System Approach for Design Improvement of Products Manufactured by EDM
(The American Society of Mechanical Engineers (ASME), 1999)The stochastic nature of the electro discharge machining (EDM) process does not allow for a precise prediction of its effect on the machined features. However, there is a direct interrelation ... -
Force Sensors Embedded in Surfaces for Manufacturing and Other Tribological Process Monitoring
(The American Society of Mechanical Engineers (ASME), 1999)The measurement of tooling-workpiece interface forces is needed for process design, process modeling and analysis and process monitoring for control. One approach to measuring local interface loads ... -
Determination of True Dimensional Quality and Build Errors Using Coordinate Measurement Data
(The American Society of Mechanical Engineers (ASME), 1999)For manufacturing personnel there exist two major tasks: determination of the quality of the build, and locating build errors if the quality is inferior. To serve this purpose a coordinate ... -
State Space Modeling of Sheet Metal Assembly for Dimensional Control
(The American Society of Mechanical Engineers (ASME), 1999)In this paper, a state space modeling approach is developed for the dimensional control of sheet metal assembly processes. In this study, a 3-2-1 scheme is assumed for the sheet metal assembly. ... -
Iso-phote Based Tool-path Generation for Machining Free-form Surfaces
(The American Society of Mechanical Engineers (ASME), 1999)This paper presents a novel approach for generating efficient tool paths in machining free-form surfaces. Concept of iso-phote is used to facilitate tool-path generation. An iso-phote is defined ... -
Stability Analysis in Face Milling Operations, Part 2: Experimental Validation and Influencing Factors
(The American Society of Mechanical Engineers (ASME), 1999)This paper presents rigorous experimental validation results of the stability algorithm as developed in the Part I. The two experiments which will be presented here focus on; first, a workpiece ... -
Grinding Mechanisms and Energy Balance for Ceramics
(The American Society of Mechanical Engineers (ASME), 1999)An investigation is reported of the mechanisms and associated energy for grinding of ceramics. SEM observations of grinding debris indicate material removal mainly by brittle fracture. However, ... -
Influence of the Grinding Wheel in the Ductile Grinding of Brittle Materials: Development and Verification of Kinematic Based Model
(The American Society of Mechanical Engineers (ASME), 1999)Empirical evidence has shown that grinding wheel characteristics significantly affect performance in the grinding of brittle materials. In this research a grit depth of cut model was developed ... -
Diamondlike Carbon-Coated Dies for Deep Drawing of Aluminum Sheets
(The American Society of Mechanical Engineers (ASME), 1999)Soft and hard diamondlike carbon die coatings were used to deep draw aluminum sheets with a very light and environment-friendly water-soluble oil lubricant and even without a lubricant. The ... -
Edge Trimming of Graphite/Epoxy with Diamond Abrasive Cutters
(The American Society of Mechanical Engineers (ASME), 1999)The most common method currently employed in industry to trim composites is machining either with conventional fluted cutters or with diamond abrasive cutters. Although diamond abrasive machining ... -
Finite Element Simulation of Twin-Roll Casting Process with an Implementation of Slip/Friction Boundary Condition
(The American Society of Mechanical Engineers (ASME), 1999)The twin-roll casting process is simulated by a general thermomechanical model by using a versatile finite element method. The multidomain method is employed to deal with the solid and liquid ... -
Stability Analysis in Face Milling Operations, Part 1: Theory of Stability Lobe Prediction
(The American Society of Mechanical Engineers (ASME), 1999)This paper involves development of an algorithm to predict stability lobes in face milling operation. The modeling is based on frequency domain analysis and is an extension of Budak and Altintas ... -
Development of a Magnetostrictive Torque Sensor for Milling Process Monitoring
(The American Society of Mechanical Engineers (ASME), 1999)This paper deals with a sensor system based on the magnetostrictive effect which is installed in a tool holder for sensing cutting torque in order to monitor the milling process. Changes in ...