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Advanced Mechanical Cadd Engineer Training

Course Contents:

1. Drawing history & Importance
2. Representation
3. Types of Drawings
  • Quotation drawings
  • Part Drawings
  • Assembly Drawings
  • Installation Drawings
  • Machining Drawings
  • Drawings for QC
4. Drawing Creation for different manufacturing process
  • Plastic parts
  • Sheet metal parts
  • Casting parts
  • forging parts
5. Assembly Drawings
  • Bill of material representation
  • Exploded View
  • Ballooning for Manufacturing and standards parts
6. Installation drawing representation
7. Revision history
8. Title block
9. Notes
10. How to apply dimensions and GD&T
  • View placements
  • Dimensioning
  • Overlap dimensions
  • giving Notes
  • Applying GD&T
11. Symbolic representation for welding and surface roughness
12. Material, Weight & scale
13. Surface treatment
14. Tolerances representation
15. Manufacturing related notes
16. Zone Identification and representation

GD&T

1. History
2. Why we apply GD&T
3. Datum Concepts
4. Symbols
5. Feature control frame
6. MMC(Maximum Material condition)
7. LMC (Least Material condition)
8. Bonus Tolerance
9. Fits & Limits
10. Application

  • Drawing & Tolerance
  • Drawing standards (ANSI Y14.5)
  • Dimensional tolerances control
  • Geometric tolerances control
  • Types of Dimensional tolerances
    • Limit Dimensioning
    • Plus & minus Tolerance
  • The feature control frame
  • Geometric characteristic symbols
    • Straightness
    • Flatness
    • Circularity
    • Cylindricity
    • Angularity
    • Profile
    • Perpendicularity
    • Parallelism
    • Centricity
    • Run out & Total run out
    • Etc.,
  • Tolerance zone size
  • True position tolerances
  • Standard fits

Drawing Practices

Plastic part design

Sheet metal Drawing

Casting drawing

Forging drawing

Part drawing

Installation drawing

Assembly drawing

Project

Scooter Assembly

Objectives:
  • a) 2D to 3D conversion of 35 Parts
  • b) Sub assembling & assembling
  • c) Generating Parts Drawings
  • d) Generating Assembly Drawings
  • e) Applying GD&T