Computer Aided Machine Drawing-I Assignment. (1) (2)

Prepare By Tushar Kanta Das Lecturer in Mech. Dept.

CENTURION POLYTECHNIC

Auto Cad Assignment

Diploma 3rd Semester Mechanical Engineering

Prepare By

Tushar Kanta Das Lecturer in Mech. Dept.



TITLE OF THE DRAWING: A-Isometric Projection And Figure B-Orthographic Views.

EXEPRIMENT NO:01 TOPIC: Projections of solids

STARTING DATE ENDING DATE TIME REQUIRED TO COMPLITE

2:30Hrs 1 CLASS

TASK AUTO CAD

A2 PAPER SCALE 1:1 SYMBOL

AUTO CAD COMMAND USED

LINE->CIRCLE->RECTRANGLE->TRIMMED->OFFSET->ARRAY->FILLET->POLYLINE->MIRROR->COPY->MOVE->ROTATE->ARC->BRAKE->JOIN->CHAMMFER->ERASE->EXPLODE->TEXT->LAYER->DIMENSIONING->LEADER LINE->TEXT ->SYMBIL->DIMENSION STYLE



TITLE OF THE DRAWING: a-Isometric projection and Figure b-orthographic views.



2:30Hrs 1 CLASS

TASK AUTO CAD









2:30Hrs 1 CLASS

TASK AUTO CAD







EXEPRIMENT NO: 04 TOPIC: Projections of solids


2:30Hrs 1 CLASS

TASK AUTO CAD

A2 PAPER SCALE SYMBOL





TITLE OF THE DRAWING: MACHNE DRAWNG

EXEPRIMENT NO:05 TOPIC: MACHNE DRAWNG


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: PRODUCTION DRAWING

EXEPRIMENT NO: 06 TOPIC: PRODUCTION DRAWING


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: Auxiliary sections OF Solid

EXEPRIMENT NO:07 TOPIC: Auxiliary sections


2:30Hrs 1 CLASS

TASK AUTO CAD









2:30Hrs 1 CLASS

TASK AUTO CAD









2:30Hrs 1 CLASS

TASK AUTO CAD

A2 PAPER SCALE SYMBOL





TITLE OF THE DRAWING:SINGLE RIVETED LAP JOINT

EXEPRIMENT NO:10 TOPIC: Riveted Joints


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: DOUBLE RIVETED CHAIN LAP JOINT



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:DOUBLE RIVETED ZIG-ZAG LAP JOINT



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:SINGLE RIVETED DOUBLE STRAP BUT JOINT



2:30Hrs 1 CLASS

TASK AUTO CAD

A2 PAPER SYMBOL: 1:1 SCALE





TITLE OF THE DRAWING: WELDING JOINT

EXEPRIMENT NO:14 TOPIC: Welding Joints


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: TYPE OF THREADS PROFILES

EXEPRIMENT NO:15 TOPIC: Detachable fasteners


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: HEXAGONAL HEADED BOLT WITH NUT & WASHER

EXEPRIMENT NO: 16 TOPIC: Detachable fasteners


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: TYPE OF NUTS

EXEPRIMENT NO: 17 TOPIC: Detachable fasteners


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: FLANGED COUPLING

EXEPRIMENT NO: 18 TOPIC: Keys and Couplings


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:PROTECTED FLANGED COUPLING



2:30Hrs 1 CLASS

TASK AUTO CAD


AUTO CAD COMMAND UDED




TITLE OF THE DRAWING:BUTT MUFF COUPLING



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:SPLIT-MUFF COUPLING



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: UNIVERSAL COUPLING



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:COTTER JOINT WITH SLEEV

EXEPRIMENT NO: 23 TOPIC: Joints


2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:COTTER JOINT WITH SOCKET & SPIGOT END



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:COTTER JOINT WITH GIB



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:KNUCKLE JOINT



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING: SOCKET & SPIGOT JOINT



2:30Hrs 1 CLASS

TASK AUTO CAD






TITLE OF THE DRAWING:FLANGED JOINT



2:30Hrs 1 CLASS

TASK AUTO CAD




CENTURION POLYTECHNIC BHUBANESWAR AUTO CAD NOTE


Draw Menu Bar Command Figure Used Other

A4 Paper Setting Limits Define Lower Left Corner (0,0) Define upper right corner (210,297) Z A

Setting A4 size paper

circle Draw circle

C Define the center point Define the radius value

To draw a circle

2 p circle 2 point circle

Draw Circle 2p

C 2p Select the 1st point Select the second point

To draw a circle by using to point

Rectangle Draw Rectangle

Rec Specify 1st corner point Specify second corner point

Draw a rectangle




trimmed Modify trim

Tr Select the object to trim

To erase the extra parts of an object

Offset Modify offset

O Define the offset distance Select the object Define the side

Used to draw a line or circle at given distance

Offset through

O T Select the object to offset Select the point

Used to offset an object through a point

Polar array Modify Array

Ar Polar array Select the object icon Select the center point Select the object Pick enter Define no of object

Used to set the similar object around the circle




Rectangular array

Modify array

Ar Rectangular array Select the object Define no of row Define no of column Define row offset distance Define column offset distance

Used to set the similar object into row and column

Fillet Trim

Modify Fillet

F T Trim (T) R Define radius Select the 1st object Select the second object

Used to modify sharp edge to smooth circular edge

Fillet No Trim

Modify Fillet

F T No Trim (N) R Define radius Select the 1st object Select the second object

Used to modify sharp edge to smooth circular edge without trim

Fillet Poly line

Modify Fillet

F P T No Trim (N) R Define radius Select the poly line

It gives smooth circular edge with a poly line object




Fillet Multiple

Modify Fillet

F R Define radius M Select one by one

It give smooth circular edge with a multiple object

Polygon

Draw Polygon

Pol Define no of side Define center point I (inscribed)or C (circumscribed) Define radius of circle

Used to draw polygon Max- 1024 side

Poly line Arc/line

Draw Poly line

Pl Define the 1st point Define the 2nd point A Draw an arc L Draw a line

In a line we can draw line and arc etc.

Poly line width

Draw polyline

Pl Specify the 1st point W Define the start width value Define the end width value

We can draw a line in different in which the value will be give




Mirror

Modify Mirror

Mi Select the object Select the 1st point of mirror line Select the 2nt point of mirror line Define the source of object Y/N

We can easily mirror of an object with help of two point

Move

Modify Move

M Select the object Define the base point Define the next point

Used to move an object one path to another

Copy

Modify Copy

Co Select the object Define the base point Define the next point

Used to copy an object in one path to another

Rotate

Modify Rotate

Ro Select the object Define the base point Define the rotation angle

Used to rotate an object in different angle

Clockwise moment(- value) Anticlockwise moment (+value)




Scale Modify Scale

Sc Select the object Define the base point Define the scale ratio

Used to increase or decrease the size of an object

Arc

Draw Arc

Used to draw an arc in given 3 point ,2point etc.

Spline

Draw Spline

Sp Select the point one by on 3 times enter **ortho should be off

The spline is used ton explain extended object

Break

Modify Break

Br Select the object Break at a point Break at a distance

It is used to break a line in any point **it cannot break a circle




Join

Modify Join

J Select the entity to join ***only co-linear line should join

Used to joint two co-linear line

Chamfer Distance x distance

Modify Chamfer

Cha D Define 1st chamfer distance Define 2nd chamfer distance Select the 1st line Select the 2nd line

We can chamfer an object be using distance method

Chamfer Distance x Angle

Modify Chamfer

Cha A Define 1st chamfer distance Define 2nd chamfer angle Select the 1st line Select the 2nd line

We can chamfer an object be using distance & angle method

Erase

Modify Erase

E Select the object All ***Clear all

Used to erase an object in screen




Explode Modify Explode

X Select the object

Used to convert a single entity to multi entity

Point

Draw Point

Po Define the co-ordinate

Used to create a point style

Text

Format Text style

Dt S Define the style name Height of text Rotation angle

Use to write a text in a single line

Text style to go format menu set the front style set current

Multi text

Draw Multi text

Mt Define the 1st corner position Define the second corner position

Use to write a text in a multi-line

To get symbol @-you type %%D To know in different text go to Express different type text style




Layer

Format Layer

La New layer (alt+N) ***Edit it

Used to draw different layer according to line type

How to call layer

Ctrl+2 Load Define the path where into it Double click over layer properties Select all layer Right click add layer

Dimension style

Dimexo ½ off text *** offset from origin Dimexe to text ***extent beyond the dimension line Dimasz 4 **arrow head size

Used to set the dimension style according to dimension rule

Dimtxt 4 **text height Dimgap 2 ***gap between dimension line

Linear dimension

Dimension Liner dimension Select 1st point Select 2nd point Define the position of dimension

Used to dimension an object with horizontal & vertical




Quick dimension

Dimension Quick dimension Select the geometry Choose the position

Aligned dimension

Dimension Align dimension Select the 1st point Select the 2nd point Define the dimension

Used to dimensioning an object with angular

Base line dimension

Dimension Baseline dimension Required one line dimension should their

Dimdli Base line spacing

Used to dimensioning an object with one base line

One linear line should be their

Conti. Dimension

Dimension Conti. dimension Required one line dimension should their Define the position

Used to dimensioning an object with continuous line

One linear line should be their




Leader dimension Le S M text ,tolerance block non line,spline Define the 1st point Define the 2nd point Define the 3rd point

Used to draw spline ,leader line ,datum line ,width text tolerance etc.

Point should be 3 or 2

Center mark

Dimension Center mark

Dimcen +1 for center Dimcen -1 for line mark

Used to define center point easily

Line dimension style

Format Dimension style

D Modify Line Dimension— color ,line type, line width Extension line Extension beyond the line

Used to modify the dimensioning line according to requirement

Symbol arrow dimension style


D Modify Symbol arrow Arrow shape Arrow size

Used to modify the dimensioning Symbol arrow according to requirement




Text dimension style


D Modify Text Text height Text placement Text alignment

Used to modify the dimensioning Text according to requirement

Fit dimension style


D Modify Fit Place text manually Draw line between ext line

Used to modify the Fit according to requirement

Primary units dimension style


D Modify Primary units Decimal-0, 0.0 ,0.00 ,0.000 Fractional Precision Scale factor

Used to modify the Primary units according to requirement

Tolerance dimension style


D Modify Tolerance Symmetric ,limits dynamic Text size Position

Used to modify the Tolerance according to requirement




Block

B Select the object Define the pick point Name the block Ok

It is create no of standard parts that parts & that call in to no of drawing

W block

W Select the object Define the pick point Define the name and path

It is create no of standard parts that parts & that call in to no of drawing But permanently save the symbol.

I Browse File name Open

Construction line

Draw Construction line

Xline H (horizontal) Passing through point

To draw line horizontal & vertical

Ray Draw Ray

Ray Define the start point Define pass through point

It is used to draw the line different angle




Multiline

Draw Multiline

Mi S Define the scale value Draw

Used to draw multiline

Multiline style

Format Multi line style Continue Define name Add line type color Ok

Ml St Define name new Ok Draw multiline

Used to change the style according to requirement

Modification multiline

Modify Object Multiline Corner joint ,t joint,etc.

Modification the multi line

Shortcut key

F1-auto cad help F2-text F3-osnap(o/f) F4-table(o/f) F5-isoplane(o/f) F6-dynamic ucs (o/f)

F7-grid (o/f) F8-ortho (o/f) F9-snap (o/f) F10-polar (o/f) F11-otrack (o/f)

It is the short cut key of auto cad




Line type scale factor

Lts Put the value

Change the all scale factor according to value

Current scale factor

Celt scale Put the value Draw the line

Change the current scale factor According to value put

External reference

Insert External reference Attach dwg file Define the file path

Used for calling different drawing file into current drawing file

Double click over the path for edit. Modify. Save reference edit . Ok.

Template file

File save as *.dwt format

Set New file Set paper size Set layer Set dimension style Set text style File save

To create a template file in which set all the style layer etc.




Raster image

Insert Raster image Select the image file Define the position

Used to open an image file

Raster image modification

Modify Object Image

Used to modification an image

Jogged dimension

Dimension Select the arc/circle Define the center position Text position Step position

Used to dimension in an arc or circle Used to dimension in an arc or circle

In dimension style Leader arrow Jog angle

Attribute

Att Tag- name Prompt- name 2 u Text height Define path

Used in small programing in no of variables

Convert total attribute in to block




Inquiry distance

Tool Inquiry Distance

Di Select 1st point Select 2nd point

Used to know about x & Y axis

Inquiry distance

Tool Inquiry Distance

Di Select 1st point Select 2nd point

Used to know about x & Y axis

Inquiry area

Tool Inquiry Area

Aa O Select the object

Used to know about the area of an object

Inquiry volume

Tool Inquiry Volume

Used to know about the volume of an object




Inquiry list

Tool Inquiry List

Li Select the object

Geometric tolerance

Dimension Geometric tolerance

Used to different tolerance

Polyline edit

Pe select one segment Do you turn in to one (y/n) J Select all

Mirror text

Mirror text Text value 1 Mi Select the object Select the base point Select the last point




Disassociate

Dimassoc 0 for off 1 for on

Used to create multi or single entity on dimension style

Id point

Id Select the point

It give x-y co –ordinate point

Documents

Computer Aided Machine Drawing-I Assignment. (1) (2)