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Dimensioning
 

Dimensioning

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    Dimensioning Dimensioning Presentation Transcript

    • DIMENSIONING
    • What are three aspects of good dimensioning?
    • What are three aspects of good dimensioning?• Technique of Dimensioning• Placement of Dimensions• Choice of Dimensions
    • What type of line?• A thin, dark, solid line terminated by an arrowhead, indicating the direction and extent of a dimension
    • What type of line?• A thin, dark, solid line terminated by an arrowhead, indicating the direction and extent of a dimension • Dimension Line
    • What type of line?• A thin, dark, solid line that extends from a point on the drawing to which the dimension refers
    • What type of line?• A thin, dark, solid line that extends from a point on the drawing to which the dimension refers • Extension line
    • What type of line?• A thin, dark line alternating long and short dashes. Can be used as an extension line.
    • What type of line?• A thin, dark line alternating long and short dashes. Can be used as an extension line. • Centerline
    • What type of line?• A thin, solid line directing attention to a note or dimension and starting with an arrowhead or a dot.
    • What type of line?• A thin, solid line directing attention to a note or dimension and starting with an arrowhead or a dot. • Leader
    • What is a finish mark?
    • What is a finish mark?• A finish mark is used to indicate that a surface is to be machined, or finished, as on a rough casting or forging. To the patternmaker or diemaker, a finish mark means that allowance of extra metal in the rough workpiece must be provided for the machining.
    • What two steps are involved in dimensioning?
    • What two steps are involved in dimensioning?• Size dimensions• Locate Dimensions