engr 111c_07_2_08c_otey

engr 111c_07_2_08c_otey - Orthographics in AutoCAD ENGR...

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Orthographics in AutoCAD Orthographics in AutoCAD ENGR 111-Class 7.2
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Learning Objectives Learning Objectives Name the three principle projection planes and the dimensions that each one shows Use AutoCAD to create orthographic views of objects Know the correct line weights for printing drawings from AutoCAD
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Orthographic Projection Review Orthographic Projection Review 2 Dimensional projections on Orthogonal planes Show lines based on change of plane or change of material Use multiple linetypes Visible Hidden Center
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Describing a “Step Wedge” Describing a “Step Wedge” A relatively simple object Pictorial view may be difficult
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Glass Box Concept Glass Box Concept Envision the object surrounded by a glass box Project the views out onto the glass panes Each pane shows a 2D projection of the object
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Projection Planes Projection Planes The three panes of glass represent the principal orthographic planes Horizontal Frontal Profile Each plane illustrates two of the principal dimensions of: HEIGHT, WIDTH or DEPTH
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Converting to Orthographics Converting to Orthographics By unfolding the box, you generate the FRONT, TOP , and RIGHT SIDE views Others (Back, Bottom, Left Side) could also be created if needed
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Completed Orthographics Completed Orthographics
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This note was uploaded on 09/01/2009 for the course ENGR 111 taught by Professor Walker during the Spring '07 term at Texas A&M.

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engr 111c_07_2_08c_otey - Orthographics in AutoCAD ENGR...

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