GD & T
MECHANICAL

_______

COURSE DETAILS

DURATION : 120HRS

  • Introduction
  • My Learning journey and a Learning guide to GD&T
  • Importance of Engineering Drawing
  • The Three Major stakeholders
  • Quality of Drawing
  • Examples of Drawing error
  • 3D Model to 2D representation
  • Orthographic Projection of 3D into 2D and 1st angle and 3rd angle projection
  • What is Dimensioning?
  • Concept of Tolerance
  • Ways of representing tolerance
  • Fits in Mechanical Assemblies
  • Types of Fits and Selection
  • Examples of types of fits
  • How is Tolerance decided?
  • Drawing with Tolerances
  • Engineering Drawing Template
  • Examples of Engineering drawings
  • Need from the Drawing
  • What is a Feature?
  • Dimension types on drawings
  • How is Inspection of parts done?
  • CMM inspection
  • Tolerancing a pin with a gauge hole
  • Issue with Traditional tolerancing
  • Poppet of Valve example
  • When to use Coordinate tolerancing and when not
  • Size, Form, Orientation and Location
  • The Feature control Frame
  • Basic Dimensions
  • Common Drafting Errors- Basic dimensions and Feature control frame
  • Feature of Size
  • Identifying Feature of Size
  • Identifying Feature of size Example 2
  • Irregular Features of Size and comparison
  • Comparison between GD&t and non-GD&T
  • Material Conditions
  • Introductory concepts
  • Datums: Introduction
  • How Datums are Created
  • Datum and Datum Feature, Terminology
  • Datum Reference Frame
  • Datum reference frame CAD demonstration
  • Selection of Datums
  • Simple Process of Applying Datums
  • Examples of Datum Scheme selection
  • Tolerance Zone

Request Information