Beginning AutoCAD 2006
Placing emphasis on learning by doing, this step-by-step guide provides a detailed exploration of AutoCAD functions required at each stage of producing a 2D drawing.
TABLE OF CONTENTS Beginning AutoCAD 2006
Chapter 22: The Array Command
Overview
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Array is a command which allows multiple copying of objects in either:
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a rectangular pattern
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a circular (polar) pattern.
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It is one of the most powerful and useful of the commands available, yet is one of the easiest to use.
Getting started
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Open the A3PAPER file with layer OUT current and the toolbars Draw, Modify and Object snap.
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Refer to Figure 22.1 and draw the I-BEAM shape using the given reference sizes.
Figure 22.1: Using the ARRAY command. -
Do NOT ADD the dimensions.
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Multiple copy the I-BEAM shape from the point indicated to the points:
A(10,210), B(275,265), C(175,160), D(260,50) and E(30,160). Note that the donuts in Figure 22.1 are for reference only. -
Draw two circles:
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centre at 275,220 with radius 30
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centre at 175,115 with radius 15.
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Move the original I-BEAM shape to a 'safe place' on the screen.
Rectangular array
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Select the ARRAY icon from the Draw toolbar and:
prompt
Array dialogue box
with
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options: Rectangular Array or Polar Array
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information for creating the array pattern
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a preview display
respond
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ensure rectangular array active
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alter Rows: 3 and Columns: 5
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alter Row offset: 30
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alter Column offset: 25
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ensure Angle of array: 0
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pick Select objects
prompt
Select objects at the command line
respond
window the shape at A then right-click
prompt
Array dialogue box
with
12 objects selected and a preview display Figure 22.2
prompt
pick OK.
Figure 22.2: The dialogue box for the rectangular array. -
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The shape at A...
Copyright Bob McFarlane 2006 under license agreement with Books24x7
