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From the Machine Building tool bar, click
Fixed Part
or select Insert > Fixed Part from the menu bar.
The New Fixed Part dialog box is displayed. |
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Select the Base (Base.1) product from the specification
tree or from the geometry area.
The fix part appears in the specification tree under the
Mechanisms node. |
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Defining the Prismatic Joints
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On the Machine Building toolbar, click
Prismatic Joint .
The Joint Creation Prismatic dialog box appears. |
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In the Joint Name field, enter YAxis.
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Select the bottom edge on the Base part for
Line 1.
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Because the parts need to be selected in this order, click
Hide/Show
enable you to select the relevant geometry. |
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Select the bottom edge on the YAxis part
for Line 2. |
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Select the bottom edge on the Base part for
Plane 1.
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Select the bottom edge on the YAxis part for
Plane 2. |
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Select the Length driven check box; click
OK.
An Information message appears. |
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Click OK.
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Repeat Steps 3-7 to define a
prismatic joint between the YAxis and ZAxis parts; name the joint
ZAxis.
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Repeat Steps 3-6 to define a
prismatic joint between the Base and XAxis parts; name the joint
XAxis.
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Currently, the machine kinematics are complete for a 3-axis
machine. |
Defining a Revolute Joint
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On the Machine Building toolbar, click
Revolute Joint.
The Joint Creation Revolute dialog box appears. |
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In the Joint Name field, enter CAxis.
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Select the axis of the hole on the XAxis part
for Line 1.
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Select the axis on the CTable part for Line 2. |
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Select the bottom plane of the hole at the top of the
XAxis part for Plane 1.
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Select the bottom plane on the cylindrical protrusion on the
CTable part for Plane 2. |
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Select the Angle driven check box; click
OK on the Joint Creation Revolute dialog box.
You have defined all the joints of the machine. The specification
tree corresponding to the mechanism node appears as shown below. |
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