Splitting in two a surface from a solid model

Discussion in 'Pro/Engineer & Creo Elements/Pro' started by pablo_vasquez, Jul 22, 2005.

  1. Hi,

    Is there an easy way (without having to create surface copy of my
    solid) to split in two a surface that belongs to solid model? I have
    projected a datum curve to the surface but it doesn't split the surface
    in two? I'm using WF2. Thanks for your help.

    Pablo,
     
    pablo_vasquez, Jul 22, 2005
    #1
  2. pablo_vasquez

    Jeff Howard Guest

    Is there an easy way (without having to create surface copy of my
    Could be wrong, but don't think so.

    Why do you want to split the face / solid geometry surface?
     
    Jeff Howard, Jul 22, 2005
    #2
  3. Hi,

    I want to use half of the surface to applied a pressure in a FEA
    software, instead of doing it in the FEA software, I would like to do
    it in the CAD software if possible. Thanks.
     
    pablo_vasquez, Jul 22, 2005
    #3
  4. pablo_vasquez

    Jeff Howard Guest

    I want to use half of the surface to applied a pressure in a FEA
    Ah. I think I'd simply copy the surface and trim / split it. If it's the
    part you want to split you can either do a solid operation (suppress /
    delete after export) or select a solid face / surface, RMB, select Solid
    Surfaces, then ctrl+c, ctrl+v to copy the entire shell then trim or split
    that. When you export you can write out just the quilt you are interested
    in instead of the entire model.
     
    Jeff Howard, Jul 22, 2005
    #4
  5. pablo_vasquez

    Ron M. Guest

    Is there an easy way (without having to create surface copy of my
    Although there are modules for FEA applications such as ANSYS that allow the
    user to import Pro/E models directly, I still generate 3-D IGES files of
    Pro/E models and bring them into ANSYS. So when I have a task such as yours
    where I want to split up a surface, I just export the Pro/E model to IGES,
    import this IGES file back into a new Pro/E part file, and then perform
    surface trim operations making sure to keep the resulting surface geometry
    on both sides of the trim curve(s). Next, I simply generate a new, 3-D IGES
    file and bring the second IGES file into the ANSYS FEA application.

    An alternative approach to this would be to create a Publish Geom feature
    consisting of all of the model's surfaces, and then create a new Pro/E part
    file that contains an External Copy Geom feature that references the Publish
    Geom feature in the solid model. This would allow you to keep your 'all
    surfaces' model associative to the solid model. If you made changes to the
    solid model, the Publish Geom feature in it would update and also force the
    External Copy Geom feature to update.

    It would be nice if solid surfaces of regular Pro/E Part models could be
    broken up into regions in the same manner in which Pro/SHEETMETAL solid
    surfaces can with the Deform Area functionality. Deform Area works great in
    Pro/SHEETMETAL for creating Edge Rip features that do not extend to the
    exterior solid edges of the sheetmetal model. As an example, a three-sided
    Edge Rip feature that references a Deform Area's edges would allow you to
    ultimately create a retention barb/lance feature that simulates a real-world
    sheetmetal sheer and bend operation sequence.

    Ron M.
     
    Ron M., Jul 23, 2005
    #5
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