INTERFACE, DRAWING AIDS & BASIC OBJECTS
You will be
introduced to AutoCAD interface and you will learn how to achieve precision in
creating lines, points, circle and arcs.
Commands
–
C
|
Circle
|
L
|
Line
|
TAB
|
To Change Values
|
un
|
Unit Setting >>
unit
|
·
AutoCAD
is Assigned (2 axis) with Cartesian Co –ordinate
Shift + Scroll
wheel press
|
Orbit moves your view point around the target.
Snap Mode
|
Cursor Jump from 1 grids to
another grid
ucsican
|
For selecting
origin or during will disappear at origin
|
Limits
|
Limits the area
of drawing
|
Po
|
Point
|
DDTYPE
|
Point
Representation
|
Relative
Co-ordinate Method – @30, 30 Point with respect to last one.
>>Point
- @ 45(Point distance) <60 (Represent of angle)
·
Polar
Coordinate
1.
Relative
Polar
2.
Actual
Polar
Rec
|
Rectangle/Square
|
A
|
Arc
|
Shortcut
Keys and Functions
Fn + F8
|
Line – (ortho
on/off )movement in two direction only
|
Fn + F10
|
Polar tracking
|
Fn + F3
|
O snap (on/off )
|
CTRL + 1
|
Properties
changing palette
|
Method
to Achieve Precision
Normal
Mode
SHIFT +RIGHT
CLICK
|
Qualifying
Points on line Circle or Arc
Running
Mode
O snap toggle –
F3
|
Activate
all items from object Snap.
Cent
|
Draw line to
circle centre
|
Mid
|
Mid point arc
line drawn
|
@
For end Point = AutoCAD Remember last points
User
Coordinate system takes the graph Co-ordinate to line and end of mid between
two options.
COMPLEX OBJECTS & OBJECT EDITING
Learn to design shapes. Study about the key concepts of Layers.
Selection of Object
Point filter
|
.x
|
Point filter
|
.y
|
P –
|
Previous object
|
L
|
Last object
|
W
|
For standard window
|
R
|
Remove object of selection
|
C
|
For crossed polygon
|
WP
|
For W window polygon
|
A
|
Adding the selection
|
Fence
|
Fence select selected object
|
Lasso
|
Free selection for mouse
|
All –
|
Select all object
|
Object snap tracking Fn +F11
|
Editing Commands (Modify Panel)
E
|
Erase
|
TR
|
Trim
|
EX
|
Extend – Extension of Line and all
|
O
|
Offset – Creating line pallet
Through connect point and line
|
F
|
Fillet – connect two object using tangent arc.
|
CHA
|
CHAMPER – used to connect object using inline line
|
Div
|
Divide – line distance between each
|
MEA
|
Measure - length of segment (same)
|
MI
|
Mirror
|
RO
|
rotate – rotate object - rotate of specific point
|
· Dynamic Input on to give distance in offset
Shift + 1st object and 2nd Object Select
|
Portion will be made.
Sc
|
Scale – Increase and decrease size of given object
|
· Scale factor- % of increased size
· Copy- to make a new copy of original object
· Reference –to make a new copy of reference point
S
|
Stretch
|
Eclipses (Draw)
PL
|
Polyline – switch on line arc
|
PE
|
Pedit -modify panel. Close, join, width
|
REC
|
Rectangle inside it
– fillet, chamfer, thickness , rotation
|
Pol
|
Polygon – no. of side 6
|
List
|
To get info about that object.
|
EL
|
Ellipses
|
Grips and arrays
Option, selection, on/off grip
1. Stretch
2. Move
3. Rotate
4. Scale
5. Mirror
à Click to activate grip
àPress space bar àCommand will move
Array
Array classic à
Rectangular
|
Creating multiple copy
|
Polar
|
Total no. of items and angles between them
|
Array à rectangular
Distance, no. of array can be varied by clicking on triangle on array.
Edit Array
|
Every array will edit
|
Explode Array
| |
Polar Array
| |
Path Array
|
To copy array in the path you created
|
Properties and Properties Pallet
Properties pallet
|
Ctrl+1
|
Design centre pallet
|
Ctrl+2
|
Tools pallet
|
Ctrl+3
|
clear screen/ taking display blank
|
Ctrl+0
|
Line type
|
àLoad
àproperties
àLine type manages
àLoad and reload line type
|
Properties of properties pallet
|
à Transparency
à Weight
à Color
à Line type
|
Layers
è Transparent overlays
è Each sheet draw something
è Various object in various layers
Layer panel has layer options
la
|
Layers
|
Layer properties:-
è Layer add
è Layer delete
Rename layer à F2 / right click mouse.
Layer panel à from layer panel we can change layer line type, properties, weights.
Layer stat manager à inside layer properties manager
è New layer state name
è Lock state line layer
Layer state manager shows particular layer as per yours command.
Turn off particular layer / turn on all layers
Isolate
|
Re edit that layer while other layer’s are hidden
|
Unisolate
|
Call back all layers
|
Freeze
|
Freezing particular layer
|
Match layer
|
Change destination of layer
|
Layer walk
|
Particular layer is seen by clicking on layer dialogue
|
BLOCKS & ANNOTATIONS
Learn about the concepts and applications of blocks and how to create isometric planes and drawings.
Blocks
x
|
Explode
|
Create block icon
BL
|
Block
· Definition
· Name
· Base point
· Object
· Behavior
|
Architecture of drawing file
Visible
|
Invisible
|
Parametric data
|
Non parametric data
|
End point of line
|
Layer
|
Centre point of ircle
|
Block
|
Radius of Arc
|
Group
|
Text style
|
Bring it to screen à Insert
I
|
Insert
|
insert point , scale , rotation
| |
REF
|
Refdit
|
H
|
Hatch
à To fill up the object inside
Pattern à solid/ color/grid of selected block, right click, block editor.
|
Globalize the block
WB
|
write block
à write it in any drawing file
|
BA
|
base
|
XR
|
XREF (external reference)
à Panel
à Attach file
|
Fold outà
|
Right clickà
|
Optionsà
|
Displayà
|
Fold control
|
Note: change in external file will be reflected in all.
File Remember
· You can change the XREF file or the main file.
· XREF file and another file are mutually binded.
· Which means you can change one file with respect to another.
Bind
|
Creating file with the help of file
|
Concept of AutoCAD design centre.
Design centre à it is a content management system using which we can share invisible table areas.
ADCENTER (Ctrl+2)
|
Insert tab à design center
· Autodesk seek – for design of sofa, car etc.
Tool pallet
TP
|
Tool Pallet
|
Ctrl+3
|
Add objects and blocks in menu
Make object and add it in tool palette
NOTE: pallet can be saved and shared
· Import
· Export
· Delete
Blocks: Attributions and Database Extraction
Attributes à Block with text data incorporated
Home tab à block panel
ATTDEF
|
Attribute definition dialogue box
· Tag – attribute – name – id no. etc.
|
ATTDISP
|
Attribute display
· On/ Off display
|
BATTMAN
|
Block attribute manager
· Change the attribute
· Properties related
· Remove tag
· Edit
BLOCK – Single – Multiple
|
EATT EDIT
|
Enhanced attribute edit
|
Extracts attributes in tabular form –
Insert panel à linking and extracting
Data Extraction- Extract drawing data and merge data from an external source to a data extraction table on external file
Linking and Extraction - Download from source, update linked data , upload from server , update external file.
TABLE
Annotate Tab à Tables
Properties à to change no. of table break, width, height.
Column/Row Selected, Row & Column
Insert right
Merge cells
Insert data à one time field insert can sum and multiply like a spreadsheet.
· Locking and unlocking of cell
· Data format can be change
Table style à Change style of existing data tableà ctrl+1
Export à .csv – spread sheet
.xls – Ms excel format
ð from data link create new table in AutoCAD
ð fill in spreadsheet / excel is linked with AutoCAD
ð upload
ð download
Text and Formatting –
Annotation panel à Text à Single line text
Text Justification
TR
|
Top right
|
ML
|
Middle left
|
Text bounding box
|
In which text is came
|
Style à
|
Changeà
|
Select text à
|
Text style dialogue box
|
Annotation panelà
|
Text à
|
Multiline text
|
Mask- To add color to text
Match -Properties of text extract to selected other text
Text Editor Panel à Style /Formatting/Justification/Insert
· Symbols
· Dictionaries
· Spell check
· Find and replace
· Close text editor
PR
|
Draw order
àControl order of displaying AutoCAD
|
Hatching, Concept, Method and Options
· Hatch creation >> Option >> Style
1. Scale
2. Rotation angle
3. Transparency
Associated pattern
>> Fill command – On and Off
>> RE – regeneration
>>Boundary commands
>>Match properties
Isometric planes and drawing
>> iso draft – to on isometric mode
F5 Function
|
à Toggle between isoplanes
Dimensions in AutoCAD
Home à Tab à (Dimension Layer)
Annotate Tab à (Dimension Panel)
Dimension Panel à Dimension style dialogue box
DIMASSOC (2)à for changing dimension via changing area of circle or changing length of line
DIMASSOC variable (1) – dimension will not change.
Dimension:-
· linear
· aligned
· angular
· arc
· circle radius
· diameter
Jogged à Create jogged radius dimension when the centre of an arc or circle is located off the layout
Ordinate à Datum point
Ordinate point
è continue dimension – continue from end point
è baseline – from starting point
è we can also edit dimension letter by double clicking it
Dimension style
Command use à D
Dimension style includes:-
· Dimension line
· Color
· Line type
· Line weight
Dimension line includes:-
· baseline spacing
· suppress
· offset – gap between line and extension
Center options à get center of the circle and arc via line displaying
Break size à gap in line
è text – style – fill – size—height
è text placement – centered – offset
è primary unit – suffix – prefix – unit format
è alternate unit
è tolerance value
Subtitles: - new style name – Use for – A4
· Linear
· Angular
·
Override àto change specific dimension
We can add a jag line to existing is jog line factor to change size of jog.
AutoCAD environment
àModel space – default
àPaper space – printing – designed view at desired scale
(Model button)/ (layout tab)à to switch over paper space
OP
|
Options
|
DIST
|
For getting distance
|
MV
|
Make view point
|
>>layout à page setup à right click on page setup
Plotting / Limiting
>>plot/ print – Ctrl+P – Print
Publish
|
Publish manager dialogue.
|
Q.1- The method in AutoCAD to extract coordinates from existing points to define new points?
Correct Answer: Point filters
Q.2 -By default zero angles in AutoCAD is set at?
Correct Answer: East
Q.3 -This feature can be used to make the cursor snap at regular angular increments while drawing lines?
Correct Answer: Polar tracking
Q.4 -History window is obtained using the following function key?
Correct Answer: F2
Q.5 - Which command should be given immediately after the LIMITS command?
Correct Answer: Zoom
Q.6 - Which one among the following is the free hand selection tool?
Correct Answer: Lasso selection
Q.7 - Defining a point with respect to the most recently plotted point is called?
Correct Answer: Relative method
Q.8 - The following option can be used to construct a circle tangential to two existing objects?
Correct Answer: Tan, Tan, Radius
Q.9 - Which key combination can be used to get Properties palette?
Correct Answer: Ctrl + 1
Q.10 - Which Osnap menu option can be used to locate a exact centre point of a rectangle?
Correct Answer: Geometric Center
Q.11 - Which of the following editing cannot be done using Grips?
Correct Answer: Offset
Q.12 - The following command can be used to change the physical dimensions of an object?
Correct Answer: Scale
Q.13 - Key board short cut for Scale command?
Correct Answer: SC
Q.14 - Which out of the following is not true with a Polyline?
Correct Answer: Polyline cannot be exploded
Q.15 - Which types of Array is not possible in Array command?
Correct Answer: Circular array
Q.16 - Which Key is used to select one more items from an array object individually?
Correct Answer: Ctrl
Q.17 - Which property can be used to generate a surface from an object in Z-axis direction?
Correct Answer: Thickness
Q.18 - Which out of the following option is not related with polygons?
Correct Answer: Length
Q.19 - The perimeter and area of a closed shape can be obtained from?
Correct Answer: Properties palette
Q.20 - Which type of array is used to get multiple copies of an object in a circular pattern?
Correct Answer: Polar array
Q.21 - Binding an XREF makes it a?
Correct Answer: Block definition
Q.22 - Which out of the following defines a field that can take varying values in Attribute?
Correct Answer: Tag
Q.23 - The default insertion point of a drawing is fixed at the_____
Correct Answer: Origin
Q.24 - The command to edit the various parameters related with an Attribute?
Correct Answer: BATTMAN
Q.25 - Which of the following parameter the text is used to change angle of a text in Isometric view?
Correct Answer: Oblique angle
Q.26 - The Tools Palette is Obtained using the following Short Cut?
Correct Answer: Ctrl + 3
Q.27 - If we create a block in zero layer we get the following advantage?
Correct Answer: Accept the properties given to the layer in which it is inserted
Q.28 - The display of hatch patterns can be temporarily suppressed using the following command?
Correct Answer: Fill
Q.29 - State what is not true with Blocks?
Correct Answer: Can be used to get more accuracy
Q.30 - State what is not true with External References (Xrefs) is?
Correct Answer: Xrefs are external blocks
Q.31 - Which out of the following is not true with WBLOCKS?
Correct Answer: Such blocks cannot be scaled
Q.32 - The command to convert a block into simple objects is?
Correct Answer: Explode
Q.33 - Which is the command to create an Attribute?
Correct Answer: ATTDEF
Q.34 - Which of the following is not an element of a Table?
Correct Answer: Field
Q.35 - ISOCIRCLES is an option in the following command?
Correct Answer: Ellipse
Q.36 - Which of the following parameter the text is used to change angle of a text in Isometric view?
Correct Answer: Oblique angle
Q.37 - The table break grip is seen at the following location in a table?
Correct Answer: Lower edge
Q.38 - State what is not true with Blocks?
Correct Answer: Can be used to get more accuracy
Q.39 - Which OSNAP can be used to snap onto the Justification point of a text?
Correct Answer: Insert
Q.40 - The command to incorporate changes on the block definition?
Correct Answer: REFEDIT
Q.41 - Which of the following rule can be used to identify the direction of X, Y and Z axis in 3D?
Correct Answer: Left hand rule
Q.42 - Out of the following which is not true with Annotative text style?
Correct Answer: Text rotation will get automatically adjusted
Q.43 - The following function key can be used to control the dynamic UCS?
Correct Answer: F6
Q.44 - EXTRUSION is performed in which axis direction?
Correct Answer: Z
Q.45 - Two or more shapes in 3D space can be connected to make a 3D object using which of the following Command?
Correct Answer: Loft
Q.46 - Out of the following which method can be used to print a predefined area in the drawing?
Correct Answer: Window
Q.47 - Using the navigation bar the following action cannot be performed.
Correct Answer: Making Isometric view
Q.48 - The following symbols can be used to get original dimension text after it’s replaced by a user defined text?
Correct Answer: <>
Q.49 - Which command is used to plot number of drawings at a time?
Correct Answer: PUBLISH
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