GUIDE 02
Engineering 3D modelling
Parametric modelling for real mechanical parts — constraints, tolerances, design intent and robust feature trees.
What this guide covers
- Parametric vs mesh
- Sketch constraints & datums
- GD&T basics
- Tolerancing & fits
- Assemblies
- Design intent
The full, image-led walkthrough of this guide is being written. Below are the standard library parts it uses — free, engineering-grade, ready to drop into your CAD.
Library parts used in this guide