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Manual

Manual

5.13.10.1.3.3. Manipulation of axes orientation (PARTproject) and part orientation (PARTdesigner)

For the process of modelling in eCATALOGsolutions there are 2 methods available in order to manipulate the orientation of axes and the orientation of the part within space:

  • Change of Axes orientation: PARTproject -> Edit project -> tabbed page General -> General -> Coordinate axes

  • Change of part orientation: PARTdesigner -> 3D History -> context menu of part -> Rotate

    [Note] Note

    During the use of Rotate function dependencies arise, so that there possibly is no simple "Undo". When deleting automatically created planes absolutely regard dependencies.

    A correct design of parts from scratch is always preferable!

Example
  1. Initial situation: Part modelled in eCATALOGsolutions, with "incorrect" Y axis showing upwards.

    Request: The part shall retain its lying position within space, but the coordinate system shall get a new orientation with Z axis showing upwards.

    Initial situation

    Initial situation

  2. The coordinate system gets a new orientation in PARTproject via function Coordinate axes, so that the Z axis shows upwards and the Y axis backwards.

    PARTproject: Function "Coordinate axes"

    PARTproject: Function "Coordinate axes"

    Result:

    [Note] Note

    Not only the coordinate system has been rotated, but the whole part.

    New orientation of coordinate system

    New orientation of coordinate system

  3. In PARTdesigner, via Rotate, the part can be brought into its original position within space.

    In the 3D History, on part level, you can find the context menu command Rotate. After using +90 degrees around X the part is displayed in its original position again. Compare Fig. „Initial situation“.

    Part with same orientation within space and desired orientation of coordinate system

    Part with same orientation within space and desired orientation of coordinate system

    [Note] Note

    The orientation of coordinate system remains untouched when using Rotate.

    [Note] Note

    The manipulation becomes apparent by the automatically created Plane ZX rotated 1.

    Automatically created plane

    Automatically created plane

    When using the Rotate function dependencies arise, so that possibly there is no simple "Undo". When deleting automatically created planes please absolutely regard the dependencies.

    A correct design of part from scratch is absolutely preferably!

    Example: Error message after deletion of automatically created plane

    Example: Error message after deletion of automatically created plane

    [Note] Note

    Restriction

    Rotate in PARTdesigner only works for fully modelled parts, not for Q&S parts.

    The orientation of Q&S parts can be manipulated in the project file. There you can find a string starting with REF1@MATRIX. Generalized: Calculate rotation matrix and multiply both matrices. For the calculation, there are help pages in the web: http://danceswithcode.net/engineeringnotes/rotations_in_3d/demo3D/rotations_in_3d_tool.html or https://matrix.reshish.com/de/multiplication.php.

    Changes don't become visible in PARTdesigner, but only in PARTdataManager.