1. Week 2 Day 2
Workshop by

2. Highlights of Previous Lecture
• Sketching Tools
– Line, Circle, Rectangle, Arcs, Fillet
• Dimensions
– Definition, Weak & Strong Dimensions
• Constraints
– Definition, Types of Constraints

3. Today’s Lecture
• Mirror Tool
• Relations
– Definition
– Types of Relations
– How to Use
• Basics of Part Modeling
– Part Modeling in Pro/ENGINEER
• Practicing Part Modeling

4. Mirror Tool
• Draw a circle of 4 unit diameter
• Select the center line tool from the line tool
• Draw either a vertical or horizontal line
• A 2-point line will be drawn of infinite length
• Select the circle and the mirror tool
• Now select the center line
– It will be prompted to do so in the message pane
• The circle will be mirrored

6. Relations
• Definition
– user-defined equations written between symbolic
dimensions and parameters
– allowing users to control the effects of
modifications

7. How to Use Relations
• Draw a kite shape
• We will now apply relations to its sides
• Access “Relations” through “Tools >
Relations”

8. Relations Dialog Box

12. PART MODELING

13. Part Modeling
• Also called Solid Modeling
• Click “New” and then select “Part”

14. Setting up Drawing Units
• Edit > Setup
• Menu Manager > Units

15. Units Manager

16. The Drawing Planes

17. • These 3 drawing planes are called DATUM
planes
– Datum means a point, line, or surface used as a
reference
• Datum planes are used as sketching surfaces

18. • Select the FRONT datum plane
– It will turn red
– Then click the Extrude button located at the
bottom left or above right of the screen
– Click the Define button

20. • Sketch a rectangle of 40x25 cm

21. • Click the small blue color check present at the
bottom right of the screen.

23. • Type the extrusion depth you want
• Click the green check button to extrude

24. • Your drawing now becomes a solid model

25. Viewing your Drawing
• The Saved view list option, present in the
Views toolbar gives you different options to
look at your drawing from various
perspectives

26. Adding a Hole
• Select the FRONT view
• Select Extrude 1 in the Model Tree located on
the left of the screen

27. • Click the Extrude tool
• Placement > Define > Sketch
• Draw a circle at the center of the rectangle of
8cm diameter

28. • Next click the blue check button
• Your drawing will now look similar to this

29. • Click the Remove Material button
• Click the Standard Orientation view option

30. Extrusion
direction
Extrusion
depth

31. • Click the Extrude Direction button to change
the direction of Extrusion

32. • Click the GREEN check button

33. Viewing the Image
Taken from Pro/Engineer Wildfire Instructor by David S. Kelley, pg. # 27

34. The Hole Tool
• Another way to make a hole
• Select the extruded surface as shown

35. • Hole Tool > Placement > Define > Sketch

36. Simple
Hole
Standard Hole Hole
Hole Diameter Depth

37. Hole diameter
Edge Reference
Handle
Hole depth

38. • Select the Through All option

40. • Drag the green handles to their edges
– Type “2.00” in place of 2.47 & “4.00” in place of
3.82

41. • Click the green check button

42. • Use the MMB to rotate the solid model

43. Getting Ready to Model the Robot
• What we need
– Base
– Side Walls
– Shafts
– Wheels
– Top
– Motors
– Batteries