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Preliminaries
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Setting up AutoCAD and IntelliCAD for maximum
efficiency: loading different line type files - the
ICADISO.LIN and ACADLTISO.LIN linetype definition
files, loading hatch pattern files. Setting the fonts
path, font definitions, fonts library, setting the path
to your block library etc.
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Methods for plotting CAD drawings
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Examining the two methods for plotting CAD drawings -
from model space or from paper space. Model
space - simple plotting, plotting to a defined
scale, creating and plotting details, plotting VPORTS.
Paper space - plotting multiple views of the
model on one sheet, plotting perspective views,
enabling hidden line removal in paper space views.
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Using Paper Space effectively
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Presenting a design in paper space. Examining a design
for a concrete slab with plinth and reinforcing rods.
Calculating the scale value on the presentation sheet.
using MVIEW to create a floating viewport, setting the
scale in the view port with the ZOOM XP command. Moving
to tiled model space & creating an appropriate
dimension style (1-10). Appling dimensions and text.
Checking the result in paper space. Moving to model
space and creating a different dimension style for a
detail. Applying the new dimension on a different
layer. Returning to paper space - creating a separate
view port and using the VPLAYER command to control
visibility of layers in the new detail view port.
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Other Paper Space Examples
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Developing more designs in both model space and
presenting in paper space. A bearing housing -
rendering part of the design; dimensioning in model
space for the presentation sheet; stretching a design
in model space and automatically updating changes in
paper space. The importance of associative
dimensioning. The importance of the UCSICON command. A
structural steel example. Some architectural examples -
a shop fit out design, a slab and plan design for a
community centre; a 3D model of a small building to
house an instrument control room.
Passing a CAD drawing to other software for specialized
rendering.
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AS1100
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A review of the Australian standard and international
standards for technical drafting.
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Creating and using text styles
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Text heights in model space and paper space, the
iso3098b font and ISO3098b style, SHX fonts, OpenType
fonts, PostScript fonts, using CAD fonts in logos,
disassembling fonts, font compilers, installing fonts.
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Lines, thickness, line types and layers
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Setting colour and thicknesses of lines. Mapping
thickness to colour. Assigning line types, loading line
types, the line type scale, paper space line type
scale, creating custom lines. Line types and layers,
managing layers. The layer standard of the American
Institute of Architects.
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Hatching and scales
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Hatching scales, methods of applying hatching, hatching
polylines, creating boundaries. Simplifying hatching -
the brick wall problem. Using special blocks to
indicate scales.
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Dimension styles
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Creating dimension styles. Associating dimension scales
with special scale blocks. Dimensioning in model space
for paper space display. Associative dimensioning.
Dimensioning in paper space.
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Drawing sheets
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Creating a series of drawing sheets to the AS1100
drafting standard. Adding intelligence to the sheets by
defining nested blocks within the sheet. using the
DDATTE command to update blocks.
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The ABC of plotting
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Pens, paper colour line thickness pen tables, pcp files
etc.
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Develop a drafting standard
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Drawing all the above together by developing a drafting
standard.
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Prototype drawing
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Building a prototype drawing to suit the above -
setting preferences.
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Starting a new project
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Whether you wish to plot from MS or PS, you need to set
your drawing up correctly. Building a check list to use
for all new projects. Setting appropriate LIMITS, SNAP,
GRID, creating named VIEWS, creating a DEFPOINTS layer,
inserting title block drawings, creating floating
viewports, testing scaling in paper space (ZOOM XP),
setting appropriate text and dimensioning styles.
Developing a check list to use on each and every
project.
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Revising model space
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Details of the old way of doing things, scaling dimlfac
etc. Before using paper space, it is important to
refresh your understanding of AutoCAD's drawing volume.
We look at LIMITS, ZOOM, 2D vs. 3D. associative and
non-associative dimensions, dimension styles etc. All
are important when handling paper space. The VPORTS
command, tiled viewports, saving named viewports are
especially important as is the importance of creating
named views. We create a series of drawings ready for
a 'paper space' workshop. The importance of the
UCSIcon is explained along with instruction in the use
of the MVIEW command to make floating view ports.
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Creating your own paper space drawing
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A paper space drawing is created using a series of
model space 'parts' built using blocks. Inserting
blocks a back drops - pros and cons. Using the XREF
command to attach 'backdrop' drawings to your current
drawing. Substituting updated XREF drawings for earlier
XREF's. Dimensioning each part in a manner suitable for
paper space display. Arranging floating view ports and
controlling scales. Plotting from paper space.
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More guidelines for using paper space
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Drawing full size, setting dimension variables
properly, correctly using named dimension styles.
Handling text, linetypes and pattern files correctly.
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Using VERIFY
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Creating a drawing standard for your company. Using a
set of AutoLISP programs to check your drawings against
a standard.
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Using scanned images in paper space (and tiled model
space)
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Creating hybrid CAD files. Types of image
files, TIF, JPG, BMP, etc. in CAD drawings.
Preparing image files for insertion into CAD drawings
in both paper space and tiled model space. As backdrops
to CAD drawings. Rendering 3D images with
different backgrounds. Scaling images. Using monochrome
images in CAD drawings.
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Creating Custom Menus
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Building your own custom menu can be a great time
saver.
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Dealing with incoming drawings
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A check list for dealing with drawings that have been
produced by others. What to do with a foreign drawing
before you use it?
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Pack and Go
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Sending a drawing to a client or consultant - using
AutoCAD's Pack & Go feature.
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