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Type: Posts; User: Mithrandir

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    MATHCAD Prime

    Sheeza.... I am really regretting investing in MATHCAD...

    It is slow and cumbersome as hell when trying to drive CAD models.... and Work Group Manager is another buggy PITA...

    I discourage...
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    Loose accuracies are a recipe for disaster if one...

    Loose accuracies are a recipe for disaster if one uses top down and Copy geoms....

    I use Absolute .0005...if I have problems I try to change the accuracy to .0001 starting in the skel....

    I use...
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    which "Paul"? It is starting to warm up... but...

    which "Paul"?

    It is starting to warm up... but not too horrible.... low humidity.. low 90's
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    Yup!! me too... but that is a 50-50 deal... ...

    Yup!! me too... but that is a 50-50 deal...
    doesn't always work....

    :(
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    Typically.... when I use a common curve to create...

    Typically.... when I use a common curve to create adjacent surfaces, I select fromt the "Option" menu, "Join".... this has no arrow selection.... and when things go as they should, even if you don't...
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    Merge Failures... Chronic

    This has plague'd me for years... and prolly I oughta' asked years ago how to fix....
    this is my problem.... I create a bunch of datum curves for creating surfaces.... I am very careful to
    make...
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    Hello... anyone have a solution for this... it...

    Hello... anyone have a solution for this... it happens to me occassionally too!!!





    :(
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    Using a graph (TRAJPAR) with a variable section...

    Using a graph (TRAJPAR) with a variable section sweep is an excellent way to end a wing.... I did this with the Predator B UAV wing tip. I was able to control the sweep, twist, planform and upsweep...
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    Here is a data base of airfoils... maybe the ones...

    Here is a data base of airfoils... maybe the ones you need are here.....


    http://www.ae.uiuc.edu/m-selig/ads/coord_database.html


    I am sure there are other data bases online if the airfoils...
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    obviously the Yamaha was designed in Pro/E and...

    obviously the Yamaha was designed in Pro/E and the SUZUKI in Solidowrks!!!





    :(
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    nice vids!!

    nice vids!!
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    I Love Trajpar... Bart.. did I send you the model...

    I Love Trajpar... Bart.. did I send you the model of the Predator B Wingtip... I used several trajpars in it!





    This is a section of wing with highly modify'able planform, sweep, curvular...
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    oops Edited by: Mithrandir

    oops
    Edited by: Mithrandir
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    Seems to not work with surfaces... ???? Edited...

    Seems to not work with surfaces... ????
    Edited by: Mithrandir
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    Well.. how about a composite curve in the...

    Well.. how about a composite curve in the original model on the edges and then a copy Geom of the composite curves... (Hey Bart, the Composite curves are "Approximate" right?)..... even "Publish" the...
  16. Thread: gear

    by Mithrandir
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    try here..... ...

    try here.....





    http://www.ptc.com/cs/cs_25/howto/agf652/agf652.htm
  17. Thread: gear

    by Mithrandir
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    I seem to recall PTC had a process in the "Search...

    I seem to recall PTC had a process in the "Search the Knowledge Base" part of their website... search "Involute" or "Involute Gear"....


    The gear tooth is basically defined as the path a point on...
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    Nice.. I like that!

    Nice.. I like that!
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    I wonder if there is a config.pro setting that...

    I wonder if there is a config.pro setting that affects this?
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    What about "Copy Geom"... we have ceased using...

    What about "Copy Geom"... we have ceased using the MMM becuase there is something about external references are easier managed with Copy-Geom.
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    Why doesnt the system just take in a jpeg??? ...

    Why doesnt the system just take in a jpeg???


    Oh.. that would be too hard as everyone and their sister has oodles of jpegs and they are smaller files and easier to deal with and bla bla bla......
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    We need to get the technology down making models...

    We need to get the technology down making models from photographs... just think about it... we could make a fortune selling Pinatas that look like peoples Ex's!!! lol
  23. Thread: NEOCON 2008

    by Mithrandir
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    In about 6 months.. I can share some Bad A$$...

    In about 6 months.. I can share some Bad A$$ Models too!!! .. well.. at least images of models...Huh Bart!??!!? http://mcadcentral.com/smileys/smiley2.gif
    Edited by: Mithrandir
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    OMG... it looks exactly like my ex-wife!!! ...

    OMG... it looks exactly like my ex-wife!!!





    Bart.. any chance I can get a stereolith of that for a pinata???
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    Yes old topic... worthy of review... I would...

    Yes old topic... worthy of review...


    I would like to point out, as a designer of aircraft, that very few surfaces on a plane are "Artsy" or "Style" prone... the surfaces are specific and...
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