Spiral Face add-in

Use the UDF_Spiral_Face.bas add-in to create a Face feature with a Spiral toolpath type.

To create a Spiral Face feature:

1. Load the UDF_Spiral_Face.bas add-in.
2. In the New Feature dialog, under From Feature, select User and click Next.

   The New Feature - User defined feature page is displayed.

3. In the Registered features list, under Macro Add-ins, select Spiral_Face and click Next.
4. Enter the properties of the Face feature.
   • Climb Milling — Select True to use climb milling or False to use conventional milling.
   • Toolpath Type — When Automatic is selected, the shape of the toolpath depends on the stock shape; for round stock a circular spiral is used, and for block stock a rectangular spiral is used. Select Rectangular Spiral or Circular Spiral to manually specify the shape of the toolpath.

     Rectangular Spiral	Circular Spiral

Smooth Entry — The tool plunges outside the stock and cuts inside. Select True to use an arc as the first cutting move into the stock.

Lead/out Type — Select None to lift the tool directly off the part when finished cutting, or select Line to include a lead-out move, and specify the Lead/out length and Lead/out angle.

Stock Curve — Select a curve in which to limit the feature to reduce unnecessary cutting. If no curve is selected, the stock boundary is used.

Click Next to display the New Feature - Location page.

Click Finish to create the feature.

Edit the properties of the feature using the Milling tab of the Feature Properties dialog.