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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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