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By : D r . H e r l i Su r j anha ta
In a system window, create a new directory called ME-430 (e.g. H :\ M E- 4 3 0).
From File pull down menu, select Set
Wo rk i n g D i rec to r y .
Se lect W ork ing D i rec to ry dialog
box appears
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Select the ME-430 directoryto highlight it and select OK .
All files created in this
session will be stored in ME-
4 3 0 directory.
Note:
You can also create a new
directory by selecting .
Pick the Create a new object icon .
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Type in ba l l_bear ing for thename of the new part.
Un-check Use de fau l t tem p la te .
The default units of Pro/E is
mmn s_ p a r t_ so l i d .
Click OK since the part will have
mm units.
Click OK in the New dialog box.
The default datum planes
appear in the graphics area.
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CREATE BEARING HOUSING USING REVOLVED
PROTRUSION
Create the base feature Pick the Revolve Tool icon .
In thedashboard,
click
.
Click Def ine.
Pick FRONT datum plane as SketchPlane, accept default (Sketch
Or ien ta t ion Refe rence) and click the
Sketch button .
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Click the Close button in the
References dialog box.
Click the small forward > icon to expand,
and pick .
Draw two centerlines thru coordinatesystem. One horizontal centerline and
the other vertical centerline.
Be sure to draw the horizontal centerlinefirst since it will be used as an axis of
revolution.
These centerlines are used to ensure
symmetry of the section.
Use , , and (Fillet Tool) to draw the section as shown below. Then use
to dimension the section, and use to modify the dimensions so that the
resulted section is shown below.
Note that inner bore diameter 12 mm and outside diameter 32 mm of the bearingare diametrical dimensions.
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Too ls -> Re la t ions
The Relat ions editor appears.
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Enter the following relation in the editor:
Note that the above parameters in this tutorial might be different from what you
have. Be sure to use the correct parameters in establishing the relation formula ofyour part.
Click OK .
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Draw TWO horizontallines as shown, and
dimension the distancebetween them to 5 .25
mm.
Draw a
horizontalcenterline
through thecenter of the
circle.
Thiscenterline will
serve as line
of symmetryfor both
horizontallines just
created.
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Click to access the constraints
dialog box.
Click on for symmetry constraint.
Pick the endpoints of both
horizontal lines, then pickthe centerlines.
The two lines will then be
symmetrical with respect tothe horizontal centerline
through the circle.
Close the Constraints dialog
box.
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Click , and delete the unwanted entities of the section.
Be sure to have the final section as shown below.
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Click
Click .
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CREATE A BALL
Click to change to hidden line display.
Click . Then click -> . Pick the FRONT datum plane as
sketching plane, accept the default setting for Or ien ta t ion , then click Sketch button.
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Pick the one of the hidden arc as additional reference see figure below.
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Close the References dialog box.
Click to draw an arc using centerand two endpoins.
Pick th i s a rc as
re fe rence
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Click , and draw a vertical line as shown below.
Click , and draw a vertical centerline as
an axis of revolution
Click .
Click to finish generating
a ball.
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Click to change to shaded view.
Also change to Trimetric view.
PATTERN THE BALL.
Pre-select Revolve 2 (ball) in the Model Tree.
Click .
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Select Axis from the dashboard.
Pick the center axis of the bearing. Enter 8 for number of occurrences, and 45 forthe angle.
Click .
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Create a new ball bearing as assigned by your instructor. The dimensions of 6200
Series ball bearing are given below.
BearingNumber OD ID BallDia Width BallCount
BallCenterRad. BallOpen CornerFillet
6200 Open 30 mm 10 mm 6 mm 9 mm 10 ul 10 mm 4.5 mm 0.5625 mm
6201 Open 32 mm 12 mm 7 mm 10 mm 8 ul 11 mm 5.25 mm 0.65625 mm
6202 Open 35 mm 15 mm 7 mm 11 mm 8 ul 12.5 mm 5.25 mm 0.65625 mm
6203 Open 40 mm 17 mm 8 mm 12 mm 9 ul 14.25 mm 6 mm 0.75 mm
6204 Open 47 mm 20 mm 9 mm 14 mm 9 ul 16.75 mm 6.75 mm 0.84375 mm
6205 Open 52 mm 25 mm 10 mm 15 mm 8 ul 19.25 mm 7.5 mm 0.9375 mm
6206 Open 62 mm 30 mm 11 mm 16 mm 9 ul 23 mm 8.25 mm 1.03125 mm
6207 Open 72 mm 35 mm 11 mm 17 mm 10 ul 26.75 mm 8.25 mm 1.03125 mm
6208 Open 80 mm 40 mm 12 mm 18 mm 10 ul 30 mm 9 mm 1.125 mm
6209 Open 85 mm 45 mm 13 mm 19 mm 9 ul 32.5 mm 9.75 mm 1.21875 mm
6210 Open 90 mm 50 mm 14 mm 20 mm 8 ul 35 mm 10.5 mm 1.3125 mm
6211 Open 100 mm 55 mm 14 mm 21 mm 10 ul 38.75 mm 10.5 mm 1.3125 mm
6212 Open 110 mm 60 mm 15 mm 22 mm 10 ul 42.5 mm 11.25 mm 1.40625 mm
6213 Open 120 mm 65 mm 16 mm 23 mm 10 ul 46.25 mm 12 mm 1.5 mm
6214 Open 125 mm 70 mm 16 mm 24 mm 10 ul 48.75 mm 12 mm 1.5 mm
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