Use the Fit Spline
tool to fit sketch segments to a spline. Fit splines are
parametrically linked to underlying geometry so that changes to the geometry
update the spline.
Fit spline chooses the most logical fit to the geometry you select, but you can modify the fit. If you select an entity that has been fit, the entity is no longer part of the spline. If you select an entity that is not part of the spline, the spline adjusts to include the selected entity.
You can also
include model edges in a fit spline. However, you cannot constrain other
geometry to the splines.
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Sketch has four entities |
Fit Spline tool converts the |
The Fit Spline PropertyManager controls:
Delete geometry. Deletes the original sketch segments from the sketch. Otherwise, the segments remain as construction geometry separate from the spline. When cleared, you can select the Constrained, Unconstrained, or Fixed options.
Closed spline. Creates a closed contour spline.
Constrained. Parametrically links the fitted spline to the defining geometry.
Unconstrained. Creates the fitted spline as the same shape as the original defining geometry but with no constraints. You can dimension, constrain, and drag the spline.
Fixed. Creates the fitted spline as the same shape as defining geometry but it is fixed in space.
Undo Spline. Restores a spline to its previous state by cancelling the last operation.
Undo Spline is available
only when you have multiple splines, click
to pin down the
PropertyManager, change one spline, and then click OK
.
Edit
Chaining. Allows you to edit the chain of splines created. Editing
applies only to the order of the non-contiguous spline elements, not the
sketch entities. Click
or
to undo or redo
the edits.
Tolerance
. Specifies the maximum deviation allowed from the
original sketch segments.
Actual Deviation. Updates based on the Tolerance value and the geometry selected. This is automatically calculated.
To fit sketch segments to a spline:
In an open
sketch, click Fit Spline
Spline Tools toolbar) or Tools,
Spline Tools, Fit
Spline.
In the graphics area, click the sketch entities to fit to the spline.
Set the properties in the Fit Spline PropertyManager.
Click OK
.