Underdefined sketch

Discussion in 'SolidWorks' started by billyb, Dec 4, 2007.

  1. billyb

    billyb Guest

    I am trying to get a sketch fully defined. I presently have the <->
    sign in front of the sketch. For the life of me I cannot see why it
    is underdefined, (the sketchs are in blue). I have tried Fixed, but
    then I get over defined. Are there any tools that would screen this
    sketch and tell me what I am missing? I am working in 2006 SW.
     
    billyb, Dec 4, 2007
    #1
  2. One of the easiest ways to see what's left to move is grab a vertex and
    drag. See what moves, undo the move, then add proper relations. Things to
    look for may be that you need a horizontal or vertical on something. You
    may need to tie everything to the origin. Look for missing tangency, etc.

    WT
     
    Wayne Tiffany, Dec 4, 2007
    #2
  3. billyb

    billyb Guest

    I WANT TO THANK YOU, I APPLIED SOME VERT AND HORIZ RELATIONS (THAT
    WERE MISSING AS YOU THOUGHT!) EVERYTHING TURNED BLACK, THANKS AGAIN!
     
    billyb, Dec 4, 2007
    #3
  4. I see you allready fixed the problem... with some great advice I
    might add. But, I just wanted to add one more thing.. if you have any
    centerlines quite often you will find that your sketch is underdefined
    because the end lenght of the ceterline is not defined (somthing that
    abvously doesn't matter) the line will even apear black it will just
    be the endpoint that is blue.

    Http://www.inspirtech.com
     
    albert.inspirtech, Dec 6, 2007
    #4

  5. It is not true, at least in SW2007, that the sketch will be shown as "Under
    Defined" just because a construction line length is not specified. The point
    at the end will be blue, but the sketch will still say "Fully Defined". I
    believe that it has worked this way for quite a while.

    Jerry Steiger
     
    Jerry Steiger, Dec 6, 2007
    #5
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