Modern Machine Shop

DEC 2016

Modern Machine Shop is focused on all aspects of metalworking technology - Providing the new product technologies; process solutions; supplier listings; business management; networking; and event information that companies need to be competitive.

Issue link:

Contents of this Issue


Page 78 of 164

76 MMS December 2016 FEATURE be able to cope with less-than-ideal part to part variations better," he says. That's just the kind of thing that concerns Tube Courtesy of Zeiss Industrial Metrology, this shot shows an example of a stylus system configured to ensure that probe tips approach the measured geometry at a normal (perpendicular) vector. Tube Hollows' complex work typically requires long stylus extensions, and a single part might require multiple stylus systems. Zeiss Industrial Metrology, call 800-327-9735 or visit Tube Hollows International, call 844-721-8823 or visit Hollows' customers. "The more complex the feature, the more types of algorithms we may want to apply to it," Mr. March says. Describing the advantage of active scanning for that end, he returns to the analogy of the amusement park antique cars with motion limited to a cer tain, narrow path. "If you're driving an active probe up a gear tooth, it's going to follow that contour and maintain a certain amount of pressure wherever the contour takes it," he says. "A passive probe is driven by a nominal, and if the nominal and the actual star t to deviate, the results are going to deviate, too. For us, active scanning was an easy decision."

Articles in this issue

Links on this page

Archives of this issue

view archives of Modern Machine Shop - DEC 2016