13deforming - DEFORMING Elasti i i Elastic-perfectl lastic...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: DEFORMING Elasti i i Elastic-perfectl lastic Rigid perfectl lastic i i e p Stress strain behavior of ductile materials c-plast c w th strain hardening y p y p Rigid plast c w th strain hardening Topics for todays lecture ~ ~ ~ ~ DFM Process characteristics ~ ~ Force ~ ~ Stamping: Shapes Size Deformation processes Deforming process characteristics Deforming physics Common deforming processes Material/continuum changes during processing Machining = Local, concentrated Deforming = Over large volume Machining: ~10s - 100s of lbs ~10s - 100s of tons Materials - Virtually all ductile materials - Limited by strain/flow - Limited by force/equipment Advantages and disadvantages ~ ~ ~ ~ ) ~ ~ ~ ~ Friction ~ ~ ~ Advantages Parallel process: rapid bulk formation Overall material properties improved Disadvantages Cost of equipment and dies Limited flexibility in shapes and sizes (i.e. compared to machining Accuracy Repeatability Important physics Stress/strain Affect CQFR Affect deforming force -> equipment & energy requirements Affect on deforming force -> equipment & energy requirements...
View Full Document

Page1 / 4

13deforming - DEFORMING Elasti i i Elastic-perfectl lastic...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online