(Optional) Interpret GDT drawings with multiple datums.
Interpretation should include
- CNC programming
- process planning
- inspection, using a coordinate measuring machine (CMM), for tool or part compliance
- datum reference frame
- 6 degrees of freedom
- datums
- datum features
- datum simulators
- placement of datum symbols.
Process/Skill Questions
- What is a datum?
- Why do some drawings use multiple datums?
- How does the added complexity of multiple datums interfere with accurate interpretation of the drawings?