SolidWorks 2010 Bible

(Martin Jones) #1

Part II: Building Intelligence into Your Parts


FIGURE 11.10

Curvature display


Deviation analysis

Deviation Analysis measures how far from tangent the surfaces on either side of a selected edge
actually are. For example, the edges shown in Figure 11.11 are found to be fair, but not very
good. I prefer deviations of less than 0.5 degrees. Often with some of the advanced surface types
such as Fill, Loft, and Boundary, SolidWorks can achieve edges with less than 0.05-degree maxi-
mum deviation.


FIGURE 11.11

An example of Deviation Analysis


While Deviation Analysis helps to quantitatively measure how close to tangent the faces on either
side of the selected edge are, it does not tell you anything about curvature, so you must still run
Zebra Stripes to get the complete picture of the flow between faces. Both tests have to return good
results to have an acceptable face transition.
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