eBook GeoTol Pro 2009 Workbook

Detailed Outline

• Unit 1: Introduction to Geometric Dimensioning and Tolerancing
  • General overview, geometric characteristic symbols, rules, terms and definitions
  • Introduction to measurement principles, open set-up and CMM
• Unit 2: Limits of Size
  • Rule #1
  • Features with & without size
  • Regular & irregular features of size
  • Independency principle
  • Limits & fits
• Unit 3: How the Geometric System Works
  • Problems with plus/minus tolerancing
  • Introduction to the datum reference frame
  • Datum precedence
  • Basic dimensions
  • Introduction to Position Tolerancing
  • MMC, LMC, RFS feature modifiers
  • Introduction to Profile Tolerancing
• Unit 4: Position Tolerancing and Verification
  • Verifying position
  • More on MMC, LMC, RFS feature modifiers
  • Paper gage
• Unit 5: Product Plans and Virtual Condition
  • Product definition drawing, manufacturing process plan, dimensional measurement plan
  • Introduction to boundaries
  • Calculating virtual size
  • Perpendicularity as a refinement of position
• Unit 6: The Datum Reference Frame
  • Datums, datum features, datum feature simulators
  • Holes, slots, shafts, tabs, widths as datum features
  • Connection between the theory and physical
  • Datum feature precedence
  • Constraining the degrees of freedom
  • Datum feature simulator requirements
  • Partial datum features
• Unit 7: Datum Feature Modifiers
  • MMB, LMB, RMB
  • Calculating boundaries for datum features at MMB
  • Comparison between datum feature modifiers RMB and MMB
  • Simultaneous requirement implied as default
  • Calculating allowable datum feature shift
  • Paper gage calculations
• Unit 8: Datum Targets and Irregular Surfaces
  • Contoured datum features
  • Datum targets used on sheet metal
  • Datum targets used on castings
  • Calculations from casting to machining
• Unit 9: Datum Reference Frames, Advanced Topics
  • Hole patterns as datum features
  • Hole and Slot design
  • Translation modifier
  • Multiple DRF
  • Customized DRF
• Unit 10: Form Tolerances
  • Flatness, Straightness, Circularity, Cylindricity
  • Flatness per unit area
• Unit 11: Orientation Tolerances
  • Perpendicularity, Parallelism, Angularity
  • Orientation as a refinement of Location
  • Perpendicularity of Zero at MMC
• Unit 12: More Advanced Profile Tolerances
  • Profile of a surface and line
  • Using profile to control size, form, orientation and location
  • Bilateral and unilateral tolerances
  • Application and verification princip
  • Free state and restrained condition
  • Composite profile
• Unit 13: More Advanced Position Tolerances
  • Position rectangular, conical, spherical tolerance zones
  • Position boundary
  • Continuous feature
  • Composite position tolerancing
  • Comparison of two single segments vs. composite tolerancing
  • Paper gage calculations
• Unit 14: Coaxial and Runout Tolerances
  • Two datum features creating a single datum axis (A-B)
  • Position to control coaxiality
  • Circular runout and total runout
  • Concentricity and Symmetry
  • Profile to control coaxiality
  • Comparison of position, concentricity, runout, profile
• Unit 15: Fixed and Floating Fastener Formulas
  • Calculating position tolerances for clearance holes and tapped holes
  • Screw threads with projected tolerance zones
• Unit 16: Boundaries
  • Maximum material boundary, least material boundary, inner boundary, outer boundary
  • Introduction to stack ups
  • Calculations for wall thickness
• Unit 17: Applications
  • Corner Bracket
  • Flange Bearing
  • Powder Case
  • Link