CGT 110 Lecture 9 Fall 2011

CGT 110 Lecture 9 Fall 2011 - CGT110 Lecture9 Section and...

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CGT 110  Lecture 9 Section and Auxilliary Views
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Section Views Section views are used to show the interior features of a part or assembly An imaginary cutting plane is used to remove a portion of the part to reveal the detail Many conventional practices
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Cutting Planes
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Representing Surfaces and Edges
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Cutting Plane Lines The line on the drawing represents the edge view of the plane Standard linestyles (ANSI) phantom long dash Cutting plane has precedence over centerline
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Section Lines Material cut by the cutting plane is cross hatched (light lines) ANSI standard material symbols Angles do not draw parallel or perpendicular to surfaces same angle for the same part Spacing - (farther apart on larger parts, closer on smaller parts)
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Materials (Fig. 9-1-6)
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Types of Sections Full section Half section Broken-out section Revolved section Removed Section Offset section
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Sections Show Interior Detail
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Full Section
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Half Sections
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Broken-out Sections
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Revolved Sections
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Removed Sections
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Offset Sections
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CGT 110 Lecture 9 Fall 2011 - CGT110 Lecture9 Section and...

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