Symphony Technologies
Course Contents
Geometric Dimensioning & Tolerancing [GD & T]
  •  Need for GD&T
  •  GD&T Terms Defined
  •  Rules Types and Applications of Dimensioning
  •  Features and Dimensioning conventions
  •  Circular tolerance zones. Separation of Basic sizes and tolerances defined in frames
  •  Tolerancing Principles, concepts of LMC, MMC and RFS
  •  Virtual Conditions
  •  Resultant Conditions
  •  Applications of virtual and resultant condition boundaries
  •  Bonus Tolerance
  •  Datum Referencing
  •  Immobilization of parts, Six Degrees of freedom
  •  Datum precedence
  •  True Geometric counterparts and datum feature simulators. Restrained v/s Unrestrained TGC
  •  Datums of Size
  •  Datum Targets, Equalizing Datums
  •  Principles of Datum Selection
  •  Tolerances of Location
  •  Datum Reference frame displacements allowed by Datum Features of size
  •  Simultaneous Requirements on tolerances of location
  •  Tolerances of Form: Straightness, Flatness, Roundness & Cylindricity
  •  Rules and exceptions on tolerances of form
  •  Tolerances of Orientation: Parallelism, Angularity, Perpendicularity
  •  Orientation tolerances cases for surfaces and axes
  •  Tolerances of Runout: Circular and Total Runout
  •  Tolerances of Profile: Profile of a Line and Profile of a surface
  •  Metrology for Form, Orientation, Runout and Profile Tolerances
  •  Pattern Locating Tolerance Zone Framework (PLTZF) & Feature Relating Tolerance Zone Framework (FRTZF)
  •  Projected Tolerance Zone
  •  Dimension Origin
  •  Fastener formulas. Fixed and Floating fastener implementation
  •  Functional (Receiver) Gage Design, Strategies of Gage Tolerancing using the Absolute Tolerancing principle
  •  Paper Gauging (Functional Layout Gauging), Verification methods for features accounting for datum reference frame shift. Practice problems in Soft Gauging
  •  Position tolerances for Non-round features
  •  Practice on assigning Geometric tolerances and predicting the part piece quality
  •  Introduction to Tolerance Stackup analysis. Statistical Tolerancing. Introduction to worst case and Root Sum Square methods
  •  Tolerancing steps, hierarchical restraining with size, form, and orientation Tolerancing
Design of Experiments & Robust Design [DoE]
  •  Importance of Structured Experimentation
  •  Concepts of Factors, Responses & Levels
  •  Problem Solving with Factorial Experiments - multiple factors at two levels
  •  Analysis of Data. Establishing Cause & Effect relationships
  •  Design of Experimental runs. Box Diagrams and Dot Plots
  •  Measuring Results. Effect Plots and their interpretation
  •  Getting more results out of fewer resources. Concepts of Confounding & Blocking
  •  Lurking Variables, their effects and their identification
  •  Introduction to Analysis of Variance
  •  Fisher's implementation of DoE
  •  Introduction to Taguchi's implementation of DoE, Evaluation of Signal-to-Noise Ratios, Concept of Robust Design
  •  Applications of DoE for Quality, Cost and Business Process Improvement. DoE in Six Sigma Projects.
Measurement Systems Analysis [MSA]
  •  Overview of Measurement Systems
  •  Sources Of Variation
  •  Need for MSA
  •  R & R Test
  •  Contributing Factors
  •  Acceptance Criteria
  •  Range and Average Evaluation
  •  Introduction to ANOVA method
  •  R&R for Destructive Tests
  •  Stability Test
  •  Stability Evaluation
  •  Bias Test
  •  Significance using 't' statistic in Bias Evaluation
  •  Evaluation of Bias from Stability Data
  •  Linearity Test
  •  Regression
  •  Assessing Confidence Intervals in Linearity
  •  Attribute Gauges
  •  Gauge Performance Curve
  •  Signal Detection method
  •  Cross tab method
 
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