Snap Lock

Snap Lock command provides to create a specialized feature for the design of snap-fit attachments that are very common in plastic parts. There are two variations of the cantilever-style solutions:
    Cantilever Hook   

    Cantilever Loop   

This task shows you how to create four Cantilever hooks and traps on the two different bodies....
Open the SnapLock.CATPart document.

  1. Click the Snap-Lock icon .
    The Snap Lock dialog box is displayed.

  2. Select Solid Functional Set.2 as Trap body.

  3. Select four Axis Systems for Clip Positions Selection. You can select them from the Specification tree.

    The locations of the Functional Snap Lock feature are required as input by selecting or creating with Create Axis System in RMB one or more axis systems whose Z axis is directed as the beam length. The point is in the median section, on the face that faces the locking mechanism at the wall attachment as depicted in the figures below.

  4. Enter 0mm for Clip Positions Offset.

  5. Enter 20mm for Beam Length.

  6. Enter 4mm for Thickness at wall and 2mm for Thickness at retention.

  7. Enter 60mm for Width at wall and 47mm for Width at retention.

  8. Enter 2mm for Retention Undercut depth.

  9. Enter 9mm for Length Retention and 2mm for Length Hook tip.

  10. Enter 38deg for Angle Retention and 27 deg for Angle Insertion.

  11. Select Trap tag.

  12. Enter 1mm for all Tolerances.

  13. Click Preview.

    Direction arrow manipulators will be displayed at the origin of each selected axis system to indicate the direction of the clip. Clicking on a manipulator will reverse the direction of the clip.

  14. Click OK.