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Rma   w2 d2
 

Rma w2 d2

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    Rma   w2 d2 Rma w2 d2 Presentation Transcript

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