Page 5: ABFold (Airbag Folding)

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  • abfold panel
  • Figure 1 – ABFold Interface

Purpose:

This interface is used to define and view airbag folds. Four folding methods are supported: thin, thick, tuck, and spiral. Folds can be interactively defined and modified. Once fold definitions are created, they may be saved for later use.

Controls:

  • rbs Create – Create a new fold definition
  • rb Modify – Modify an existing fold

  • ID: Enter fold ID
  • Title: Enter title for this fold
  • cbc Show – Show the selected folds

  • Fold Type: Select fold type

  • rbs N1-N2 – Pick/Enter 2 node IDs to define the fold line
  • rb Pt+Dir – Define a point and a direction to define the fold line

  • cbc N1 – Pick/Enter a node ID to define N1
  • cb N2 – Pick/Enter a node ID to define N2

  • cbc Active – Pick a node to define the active side of the fold

  • rbs Up – Fold the active side of the fold, up
  • rb Down – Fold the active side of the fold, down

  • Thick: Enter thickness of shell
  • Scale/Radius/Tolerance: Enter value

  • cbc Ignore – Ignore thickness from previous folds
  • Ignore Move: Move the fold line nodes back by this amount

  • Enter the number of steps to take for each fold during animation
  • cbc Anim – Animate folds upon clicking folding
  • cb Loop – Loop animation of folds

Apply

 Apply changes to fold definition

Fold

 Execute all folds

1Fold

 Execute selected fold

Line

 Create fold lines by cutting elements

Step

 Step through all folds one at a time

Reset

 Reset model to original geometry

Unfold

 Unfold airbag

Done

 Exit the Airbag Folding interface


Bottom Panel:

  • abfold bottom panel
  • Figure 2 – ABFold Bottom Panel
Save

 Save all fold definitions to file

Load

 Load fold definitions from a file

Cut

 Cut/paste the selected fold to/from memory

All

 Select all fold definitions

Clear

 Clear fold definition selection

Del

 Delete selected fold definitions


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