
SERVICES

Course Content

28 lectures

24h Duration
- Revision of GD&T fundamentals, rules
- Feature of size and non-size features
- Virtual condition
- 14 GD&T Symbols
- Applications of Material Condition Modifier
- Basic Datums
- 16 Fundamental Rules of Dimensioning and Tolerancing
- Virtual Condition & Resultant Condition Boundary
- Tolerances Zone Shapes
- Straightness tolerances for line elements
- Straightness tolerances for cylindrical feature
- Straightness tolerance with MMC modifier
- Flatness tolerance for single planar feature
- Flatness tolerance with MMC modifier
- Tangent modifier
- Circularity Tolerance
- Cylindricity Tolerance
- Inspection methods to verify form tolerances
- 4 criterion to select datums
- 3-2-1 Principle
- Datum center plane
- Partial Datum
- Coaxial and Co-planar datums
- Inclined Datum Features
- New datum features: Conical, Linear extruded shape, Complex Shape
- Identification of coordinate system location correctly
- Datum feature simulators
- Datum Targets: Points, Line, Area
- Fixture designs using datum targets
- Customized datum reference frame
- Temporary Datums
- Datum with translation modifier
- Datum shift (Datum feature shift)
- MMB calculations with 1 datum / 2 datums / 3 datums
- Cartoon gage sketch to verify datum shift
- Proper Sequence in applying GD&T
- How to apply?
- Perpendicularity tolerances with multiple datums
- Perpendicularity tolerances applied to feature of size
- Parallelism tolerances applied to feature of size
- Angularity tolerances applied to a feature of size
- Applied to a cylindrical or width type feature
- How to make 3D orientation tolerances to 2D
- Orientation tolerances in multiple segment (combined) feature control frame
- Inspection methods to verify orientation tolerances
- Position Tolerances ...Read More
- Runout Tolerances ...Read More
- Profile Tolerances ...Read More
- Concentricity & Symmetry Tolerances ...Read More
- Functional / Fixed Gauges ...Read More
- Variable Gauges
- Various geometrical tolerance inspection tools
- Hand calculation for position tolerance using Pythagoras theorem
- Incorrect datum usage
- Incorrect geometrical control
- Incorrect modifier usage
- Incorrect calculation of virtual condition
- Case studies in general and specific to your company / products
- Review existing Your Company drawings
- Discussion on the correct and incorrect use of GD&T on your existing drawings
- GD&T best practices for inspection and manufacturing

Certificate


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