Fancy pattern - continued

Discussion in 'Pro/Engineer & Creo Elements/Pro' started by Sean Kerslake, Nov 4, 2004.

  1. Still haven't got a perfect solution, but these are the two methods I've
    come up with so far:


    Method 1: 'edit definition' and
    convert an overbuilt grid pattern to a table pattern and then delete the
    outlyers manually from the table as they should lie in vaguely adjacent rows
    [pick the rows then edit > delete] - this should be quicker than creating
    all
    the instance coordinates.


    Method 2: I thought their should be a way to 'unpattern' a pattern and make
    the instances
    independent - this way you could again delete the outlyers

    Patterned a reference.

    Create a feature which is referenced only to the leader of the
    previous pattern, group it , and creat a reference pattern [to the previous
    pattern] of the group.
    The instances are then referenced to independent references - the original
    patterned reference.

    This then gives you the option under the right click menu to unpattern the
    reference pattern [this option is only available if you have grouped the
    instance and it is suitably referenced] - this collapses the pattern
    allowing you to delete individual groups.

    It might still take a little time to delete the outlyers relative to the
    boundary but still a reasonably quick workflow.



    Original problem;

    Imagine a chain mail - intersecting links. The X and Y pitch between the
    links IS NOT equal.

    I want the pattern to fill a planar area with an irregular boundary [the
    fill pattern functionality will only allow an equal xy pitch].

    I can't simply cut a large 'square' area pattern down to size because I
    don't want any partial links on the perimeter.


    --


    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    Sean Kerslake
    Dept. Design & Technology
    Loughborough University
    Loughborough
    LE11 3TU

    01509 228317
     
    Sean Kerslake, Nov 4, 2004
    #1
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