Get sketch "out" of Extrude feature

Discussion in 'SolidWorks' started by Barry, Apr 23, 2004.

  1. Barry

    Barry Guest

    I have an extrude based on a sketch.

    How do I undo the extrude and leave the sketch in my feature tree?

    I want to split the extrude in two steps, but want to keep the sketch.
     
    Barry, Apr 23, 2004
    #1
  2. Since 2003 we are able to share sketches. All you have to do is expand the
    feature and select the sketch, then hit extrude to add another extrude using
    the same sketch. Any shared sketch will have a hand under the sketch
    symbol. Did you know that you don't have to use the whole sketch anymore.
    There is an option to select contours and regions. Using regions can
    sometimes allow you to use overlaping contours in a sketch and still extrude
    them.

    Corey
     
    Corey Scheich, Apr 23, 2004
    #2
  3. Barry

    TheTick Guest

    If you delete the extrude the sketch should be left behind. Make sure
    the "delete absorbed features" box is unchecked.
     
    TheTick, Apr 23, 2004
    #3
  4. Barry

    mcclelk Guest


    Delete the extrude in the feature tree and sketch will stay.
     
    mcclelk, Apr 23, 2004
    #4
  5. Barry

    mplanchard Guest

    Barry,

    Here is one technique. There are other ways when dealing with
    multibodies but construction geometry in my opinion are the simpliest
    Step 1
    A. If you just created the sketch and are in the Extrude feature you
    can use the Cancel Red X mark and return to the sketch.

    B. If you already created the Extrude feature, you can select the
    feature from the FeatureManager and delete the feature, do not check
    the box to delete absorbed features.

    Step 2.
    The original sketch will remain. Right-click the sketch in the
    FeatureManager and select Edit Sketch. Window Select the entire
    sketch. All entities are green. Select the Construction box. Your
    sketched entities will all turn to construction geometry. Close
    Sketch1.

    Step 3
    Right-click on the Sketch1 located below the Feature name in the
    FeatureManager.
    Use Show to display Sketch1.


    Step 4.
    Create the first feature. Select the sketch plane. Ctrl-Select the
    construction entities from Sketch1 required to create the closed
    profile (for a solid) or open profile (for a thin). Select Convert
    Entities. Entities cannot overlap or the sketch is invalid.


    Step 4

    Create the second feature. Select the sketch plane. The Sketch1
    should still be visible.

    Utilize Convert Entities to extract the required entities for the
    second feature. Extrude the feature.



    Regards, Marie
     
    mplanchard, Apr 23, 2004
    #5
  6. You can use the 'Select Contours' in the feature properties and use
    the same sketch for some features.

    Akiva Litinsky
    CAD App. Eng.
    Systematics - Tel Aviv
     
    Akiva Litinsky, Apr 23, 2004
    #6
  7. Barry

    Jim Sculley Guest

    It can be dangerous though. As can 'Select Contours'. If you have a
    part that uses alot of these, small changes in early sketches can really
    mess things up further down the tree. I'd say 'Convert Entities' holds
    fewer surprises.

    Select contours is however quite nice when you don't want to trim every
    line so you have the exact profile you want.

    Jim S.
     
    Jim Sculley, Apr 24, 2004
    #7
  8. Barry

    Jim Sculley Guest

    If you convert entities, you are still bound by the laws of sketching
    with respect to open countours, three or more lines meeting at a single
    point, etc in order t make a valid feature from the converted entities.
    Select contours gives you more rope to hang yourself with, but you
    have the convenience of not having to 'pretty up' the sketches before
    making features.

    Keep in mind I'm talking about using select contours when additional
    sketch geometry is present, and doesn't necessarily represent a
    converted edge or face. I didn't make that clear in my prior post.

    If you use contour selection to do the same types of operations for
    which you used to convert entities, there is little difference.

    Jim S.
     
    Jim Sculley, Apr 26, 2004
    #8
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