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Dimensioning Part I. Professor: Dr. Miguel Alonso Jr. Outline. Dimensioning Arrangement Dimension Styles Creating Dimension Styles Making your own dimension style Overiding Existing Dimension Styles Drawing Dimensions Drawing Linear Dimensions
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Dimensioning Part I Professor: Dr. Miguel Alonso Jr.
Outline • Dimensioning Arrangement • Dimension Styles • Creating Dimension Styles • Making your own dimension style • Overiding Existing Dimension Styles • Drawing Dimensions • Drawing Linear Dimensions • Dimensioning Angled Surfaces and Auxiliary Views • Dimensioning Angles
Dimensioning Arrangment • Unidirectional Dimensioning • Used in mechanical drafting • All dimensions and notes are placed horizontally on the drawing • Aligned Dimensioning • Used in structural or architectural drawings • Dimension numbers are lined up with the dimension lines
Dimension Styles • The appearance, size, style of text, color of dimension line, spacing is controlled by the dimension style • Type dimstyle, d, dst, ddim • On dimension toolbar
Creating Dimension Styles • Dimension Style manager • Create New Dim Style • Modify Dimension Style dialog box • Lines tab • Symbols and Arrows Tab – Figure 17-14 • Text Tab • Fit Tab • Primary Units Tab • Alternate Units Tab
Making Your Own Dimension Style • Typically make dimension style(s) to suit school, company, or national standards • Figure 17-25 shows typical dimension settings for mechanical and architectural drawings
Overriding Existing Dimension Style Settings • Select dimension, right click, choose properties
Drawing Dimensions • Linear • Aligned • Angles
Drawing Problems • 1 • 16 (2007) or 13 (2006)
Quiz • 1. What is the difference between paper space and model space? • 2. Calculate the scale factors for drawings with the following scales: • ¼” = 1” • 1/8” = 1” • 3. Calculate the drawing limits for the following scales and sheet sizes: • 2” = 1” scale, 17 x 11 sheet size • 1” = 10’ scale, 36 x 24 sheet size