Alibre Design

Chapter 7 - Feature CreationCutCut features are used to remove material from a part. You cannot create a cut feature until at leastone boss feature has been created. Consequently, a cut feature is never the base feature.7.3 Extrude Boss and Extrude CutAlthough the extrude boss and extrude cut features are different in end result, the steps used tocreate them are identical.Extrude features, also referred to as extrusions, either create or remove material by extending asketch in a linear direction by a specified distance.7.3.1 Creating Extrude Boss and Extrude Cut FeaturesExtrude features require a closed sketch see "Open and Closed Sketches" on page 104.‣ To create an extrude boss or extrude cut:1. With a sketch still active, select the Extrude Boss tool or the Extrude Cut tool fromthe Part Modeling toolbar; or from the Feature menu, select Boss > Extrude or Cut > Extrude.The Extrude Boss or the Extrude Cut dialog box appears.2. Make sure that the Sketch field is populated with the sketch you want to extrude.150