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Technological Design

Technological Design. AutoCAD. AutoCAD. Standard of Industry Enables drawing without artistic skills Very accurate Drawings can be easily modified There are many different ways to create the same drawing. Screen Layout. Drawing area Pull down menus Shortcut keys Command line

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Technological Design

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  1. Technological Design AutoCAD

  2. AutoCAD • Standard of Industry • Enables drawing without artistic skills • Very accurate • Drawings can be easily modified • There are many different ways to create the same drawing

  3. Screen Layout • Drawing area • Pull down menus • Shortcut keys • Command line • Toggle keys

  4. Getting started • Open the “GRADE NINE TITLE BLOCK” • It will give you a message this file is locked – save it as “YOUR NAME LESSON ONE”

  5. How to start a command • Choose the command required • From the pull down menu • From the shortcut keys • If in doubt type it out (on the command line ) • Follow the command prompts from the command line • Press enter to finish the command • Press esc to abort a command

  6. Draw commands • Line • Circle • Arc • Try the others to see what they do

  7. Layers • Used to control the view of the drawing • Objects can be turned on and off by layer • Controls attributes of the objects on the layer • Color, line type, line weight • Create a Template drawing with your layers • Do not put objects on the Defpoints layer- will not print

  8. Saving your work • Save often (about every 15 min) • Save to two locations H: drive and a backup – floppy disk or jump drive • Caution – if you save to cad network folder it will be erased when you log off • Name your work appropriately – your name and project ex. John smith house design

  9. Toggle commands • Snap • Grid • Ortho • Polar • Osnap

  10. Co–ordinate system • Based on input of x and y co-ordinates (x is the first input y is second) • Absolute – based on the point relative to the origin 0,0 x,y • Relative – based on the point relative to the last point @x,y • Polar- based on a distance and an angle @distance<angle (ex. @10<45)

  11. Modify commands • Erase • Copy • Move • Rotate • Stretch • Mirror • Trim • Array • Try the others to see what they do

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