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This task shows you how to extrude faces and edges. |
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A CATPart document must be open. |
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Click Extrusion
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You can also access this command by pressing
ALT+SHIFT+X. |
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Select a surface.
A Tools Palette is displayed. |
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The following icons let you: |
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Extruding Faces
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Open the
Extruding1.CATPart document. |
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Click Face Extrusion
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Select a face.
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Click to add a face.
An extrusion made of five faces is created. The extrusion
direction is normal to the selected face. |
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Multi-Selecting Faces
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Click Face Extrusion
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Press Ctrl to select several faces.
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Click to add as many faces as you wish.
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As an alternative, you can also use the
Shift key and draw a trap to extrude several faces. |
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Creating a Hole Inside a Closed Surface
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Open the
Extruding7.CATPart document. |
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Click Face Extrusion
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Press Ctrl and select a face on each side of
the surface. Faces must be face to face.
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Filling Faces
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Open the
Extruding10.CATPart document. |
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Click Face Extrusion
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Press Ctrl to select the four connected faces
to fill the hole.
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As an alternative, you can also press
Shift and draw a trap to fill the hole. |
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Combining an Extrusion
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Open the
Extruding5.CATPart document. |
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Click Face Extrusion
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Press Ctrl to select the two connected faces.
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Joining Two Unconnected Face-to-Face Faces
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Open the
Extruding6.CATPart document. |
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Click Face Extrusion
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Press Ctrl and select the two faces to
connect. Faces must be face to face.
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As an alternative, you can also use the
Shift key and draw a trap to join the faces. |
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Extruding Edges
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Open the
Extruding4.CATPart document. |
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Click Edge Extrusion
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Select an edge.
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You can only select the free edge of an open
surface. |
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Click to add a face.
A single face on a plane is created. It is defined by the mean
plane of the face connected to the edge. |
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Multi-Selecting Edges
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Click Edge Extrusion
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Press Ctrl to select several faces.
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Click to add as many faces as you need.
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As an alternative, you can also use the
Shift key and draw a trap to extrude several faces. |
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Extruding Using the Fill/Inactive Fill Modes
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Click Edge Extrusion
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New icons are available in the Tools Palette. |
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They let you: |
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select the Fill mode
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Fill
Mode
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Click Fill
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Select any border to fill the hole.
2 edges: |
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3 edges: |
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4 edges: |
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You can press Shift and draw a
trap to fill a hole. |
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Extrusion Mode
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Click
Extrusion
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Press Ctrl
to select the edges.
Along an edge: |
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With a Corner: |
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All edges: |
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The icons
and
are
used when the extrusion is ambiguous. If there is no ambiguity,
only one of both icons is available.
The examples below show this ambiguity. |
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Open the
Extruding9.CATPart document. |
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Fill mode
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Extrusion mode
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Click Edge
Extrusion
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Click Fill
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Press Shift and draw a trap to create the
extrusion.
In our example, we drew two traps: |
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Here is the result: |
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Click Edge
Extrusion
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Click
Extrusion .
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Use the Shift key and draw a trap to create
the extrusion.
In our example, we drew two traps: |
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Here is the result: |
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Propagating Edges
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This command lets you propagate the
selection to all the free edges. |
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Open the
Extruding9.CATPart document. |
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Click Edge Extrusion
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Click Propagation
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Select an edge, as shown below:
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All connected edges are selected to create the
extrusion. |
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With propagation of edges |
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Without propagation of edges |
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Filling Multiple Faces using Propagation
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Add or remove a edge.
For instance here we have added a edge to make the
edges even numbered so that fill can be computed. |
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Applying the Extrusion
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Add Face Mode |
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Add Edge Mode |
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