When using a ramp or helix motion to get to the correct Z-Level for adaptive clearing, we want to be as easy on the tool as possible. We can accomplish this by providing a slight taper to the helix motion. This video helps you out.
Al Whatmough is Product Manager at Autodesk for the HSM based CAM product; HSMWorks, Inventor HSM & Fusion 360. A machinist by trade, prior to joining Autodesk, Al was involved in the CADCAM field by running or owning companies that provided sales, services and created training for businesses wishing to implement integrated CAD/CAM technology.