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  1. alone_dancer

    Question about Datum Reference frame(DRF)

    Hello, I have a question about the DRF. How to define it for the actual part? Is the understanding of the two DRFs on the left side of the figure below correct? My doubts are mainly about the origin and direction of the coordinate system. Thank you.
  2. alone_dancer

    How to import the injection result to NX for mechanical CAE analysis?

    Hello All, I'd like to do some mechanical CAE analysis with NX Simecneter. It is said that Simcenter can import injection results which including residual stress, glass fiber orientation, and material characteristics, etc But I don't know how to do it. Can someone share with me some guidance...
  3. alone_dancer

    Handbook for tosion spring calculation

    Hi All, I'm designing a torsion spring. I got an excel calculation tool from the internet. Does anyone know which book the following pictures are from? I want to get more information about it. Thanks
  4. alone_dancer

    How to display the thickness of a 2D shell mesh in NX Nastran post-processing?

    Hi All, Can someone tell me how to display the thickness of a 2D shell mesh in NX Nastran post-processing? Any help would be appreciated. Thanks. Frank
  5. alone_dancer

    Flatness in tolerance stack-up

    Hi All, I'm confused about when flatness should be taken into account in tolerance analysis. Here is an example. I will be grateful for any help. Frank

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