from Civil to Inventor

The Autodesk enthusiast exile

Inventor – Match Shape and Open Profiles

The Match Shape, and conversely the Match Contour option is available in the Extrude and Revolve Features.  These are not rocket science options, but do occasionally present confusion, either by the situation they are used with, or by the Inventor help available.

When an Extrude feature is created, it expects a closed loop profile, from which it will add a feature perpendicular to the plane the profile lies on.  Alternately, an open profile can be selected.

In the image below you should notice a small tray with a sketch containing an open profile dimensioned 20mm x 20mm.  The sketch was created on the face of the tray bottom.

image

Open Profiles

Notice in the image, the purple 2D sketch geometry that was referenced from the existing part geometry, and projected automatically when we selected the part face for the sketch plane.  This comprises a closed loop profile.  What will happen when we try and select the open profile in the corner?  This…

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March 2, 2009 Posted by | 2009, 3D Features | , , , , , , , | 2 Comments