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# Rma w2 d2

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### Rma w2 d2

1. 1. Week 2 Day 2Workshop by
2. 2. Highlights of Previous Lecture• Sketching Tools – Line, Circle, Rectangle, Arcs, Fillet• Dimensions – Definition, Weak & Strong Dimensions• Constraints – Definition, Types of Constraints
3. 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. 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
5. 5. Relations• Definition – user-defined equations written between symbolic dimensions and parameters – allowing users to control the effects of modifications
6. 6. How to Use Relations• Draw a kite shape• We will now apply relations to its sides• Access “Relations” through “Tools > Relations”
7. 7. Relations Dialog Box
8. 8. PART MODELING
9. 9. Part Modeling• Also called Solid Modeling• Click “New” and then select “Part”
10. 10. Setting up Drawing Units• Edit > Setup• Menu Manager > Units
11. 11. Units Manager
12. 12. The Drawing Planes
13. 13. • 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
14. 14. • 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
15. 15. • Sketch a rectangle of 40x25 cm
16. 16. • Click the small blue color check present at the bottom right of the screen.
17. 17. • Type the extrusion depth you want• Click the green check button to extrude
18. 18. • Your drawing now becomes a solid model
19. 19. 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
20. 20. Adding a Hole• Select the FRONT view• Select Extrude 1 in the Model Tree located on the left of the screen
21. 21. • Click the Extrude tool• Placement > Define > Sketch• Draw a circle at the center of the rectangle of 8cm diameter
22. 22. • Next click the blue check button• Your drawing will now look similar to this
23. 23. • Click the Remove Material button• Click the Standard Orientation view option
24. 24. Extrusiondirection Extrusion depth
25. 25. • Click the Extrude Direction button to change the direction of Extrusion
26. 26. • Click the GREEN check button
27. 27. Viewing the ImageTaken from Pro/Engineer Wildfire Instructor by David S. Kelley, pg. # 27
28. 28. The Hole Tool• Another way to make a hole• Select the extruded surface as shown
29. 29. • Hole Tool > Placement > Define > Sketch
30. 30. Simple Hole Standard Hole Hole Hole Diameter Depth
31. 31. Hole diameterEdge Reference Handle Hole depth
32. 32. • Select the Through All option
33. 33. • Drag the green handles to their edges – Type “2.00” in place of 2.47 & “4.00” in place of 3.82
34. 34. • Click the green check button
35. 35. • Use the MMB to rotate the solid model
36. 36. Getting Ready to Model the Robot• What we need – Base – Side Walls – Shafts – Wheels – Top – Motors – Batteries