Geometric dimensioning and tolerancing (GD&T) is a system for defining and communicating engineering tolerances. It uses a symbolic language on engineering drawings and computer-generated three-dimensional solid models that explicitly describe nominal geometry and its allowable variation.
One
GD&T - Basic
Course as per ASME Y14.5-2018 Standard
Modules Covered
- Conventional Dimensioning and Tolerancing Practices and its limitations
- What is GD&T?
- Why plus or minus tolerancing for location is not correct?
- Fundamental rules
- GD&T Basic terms
- Datum reference frame
- GD&T Symbology
- Tolerance of Form, Orientation, Position, Profile and Run out
- Modifiers or Supplementary symbols
- Rule#1
- Bonus Tolerance
- Feature control frame
- Selecting datum features
- Application of tolerance on unit basis, RFS and Zero tolerance at MMC
- MMC and LMC related positional tolerancing
- Floating and fixed fastener assembly tolerance calculation
- What is new in ASME Y14.5 -2018 Standard?
Two
GD&T - Advanced
Concepts and Tolerance stack up analysis
Modules Covered
- Brief review of GD& T requirements as per ASME Y14.5-2018 standard
- Inner and outer boundaries
- Virtual and Resultant condition
- Methods of position tolerance verification
- Composite a position tolerancing
- Pattern Locating Tolerance Zone framework(PLTZF)
- Feature Relating Tolerance Zone Framework(FRTZF)
- Three segmented Position Tolerance
- Tolerance stack up analysis
- Tolerance analysis vs Tolerance allocation
- Tolerance allocation by proportional scaling
- Loop analysis
- Tolerance analysis methods- worst case, RSS, MRSS and Monticarlo
Other Short term Courses
CAD/CAM Training in Auto CAD, Inventor, NX, SolidWorks, CATIA, Ansys Workbench Delcam, Mastercam,
Hands on Training in CNC Lathe & CNC Milling, CMM