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RISVariation Propagation Analysis for Multistation Assembly Process With Consideration of GD&T Factors
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Modeling of variation propagation in multistation assembly processes is crucial in predicting product dimensional quality and general performance of manufacturing systems. Based on the state space ...
Visibility Analysis for Assembly Fixture Calibration Using Screen Space Transformation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In a number of manufacturing processes—tooling installation, calibration, and maintenance—guarantee the precision of fixtures and play important roles toward the overall quality of products. Recently, ...
Multiple Fault Diagnosis Method in Multistation Assembly Processes Using Orthogonal Diagonalization Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Dimensional control has a significant impact on overall product quality and performance of large and complex multistation assembly systems. To date, the identification of process-related faults ...
Robust Design for Fixture Layout in Multistation Assembly Systems Using Sequential Space Filling Methods
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Fixture layout robust design of multistation manufacturing systems aims for an optimal design that enables the dimensional variation of a product insensitive to the variations of process variables ...
Stream-of-Variation (SOVA) Modeling II: A Generic 3D Variation Model for Rigid Body Assembly in Multistation Assembly Processes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A 3D rigid assembly modeling technique is developed for stream of variation analysis (SOVA) in multi-station processes. An assembly process is modeled as a spatial indexed state transition dynamic ...
Stream-of-Variation Modeling—Part I: A Generic Three-Dimensional Variation Model for Rigid-Body Assembly in Single Station Assembly Processes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A stream-of-variation analysis (SOVA) model for three-dimensional (3D) rigid-body assemblies in a single station is developed. Both product and process information, such as part and fixture locating ...
Sequential Algorithm Based on Number Theoretic Method for Statistical Tolerance Analysis and Synthesis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Tolerancing is one of the most important tasks in product and manufacturing process design. In the literature, both Monte Carlo simulation and numerical optimization method have been widely used ...