be sem 1 engineering graphics full course · 2018. 2. 6. · projection in this method, the object...
TRANSCRIPT
X
Y
1 s t Q u a d r a n t
2 n d Q u a d r a n t
3 r d Q u a d r a n t
4 t h Q u a d r a n t
F.V.
O b s e r v e r
THE QUADRANT SYSTEM
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S.V.F.V.
V.P. P.P.
FOR T.V.
FOR S.V. FOR F.V.
O B J E C T
FIRST ANGLE PROJECTION
IN THIS METHOD, THE OBJECT IS ASSUMED TO BE SITUATED IN FIRST QUADRANT
MEANS ABOVE HP & INFRONT OF VP.
OBJECT IS INBETWEENOBSERVER & PLANE.
ACTUAL PATTERN OF PLANES & VIEWS
IN FIRST ANGLE METHOD
OF PROJECTIONS
X Y
VP
HP
PP
FV LSV
TV
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ACTUAL PATTERN OF PLANES & VIEWS
OF THIRD ANGLE PROJECTIONS
X
TV
LSV FV
IN THIS METHOD, THE OBJECT IS ASSUMED TO BE SITUATED IN THIRD QUADRANT( BELOW HP & BEHIND OF VP. )
PLANES BEING TRANSPERENT AND INBETWEEN
OBSERVER & OBJECT.
FOR T.V.
P.P. V.P.
F.V.S.V.
O B J E C T
Y
THIRD ANGLE PROJECTION
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x y
FRONT VIEW
TOP VIEW
L.H.SIDE VIEWFOR F.V.
FOR S.V.
FOR T.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
ORTHOGRAPHIC PROJECTIONS
F.V. S.V. 1
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FOR F.V.FOR S.V.
FOR T.V.
S.V.F.V.
X Y
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
ORTHOGRAPHIC PROJECTIONS
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
2
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FOR F.V.FOR S.V.
FOR T.V.
F.V. S.V.
ORTHOGRAPHIC PROJECTIONS
X Y
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
3
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
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FOR T.V.
FOR S.V.
F.V.S.V.
ORTHOGRAPHIC PROJECTIONS
FOR F.V.
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
4
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHODDownloaded from Ktunotes.in
S.V.F.V.
FOR T.V.
FOR F.V.
FOR S.V.
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
5
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHODDownloaded from Ktunotes.in
S.V.F.V.
FOR T.V.
FOR F.V.FOR S.V.
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
6
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
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FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
S.V.F.V.
FOR T.V.
FOR F.V.
FOR S.V.
ORTHOGRAPHIC PROJECTIONS
7
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHODDownloaded from Ktunotes.in
FOR T.V.
FOR F.V.FOR S.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
9
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
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FOR T.V.
FOR S.V.
FOR
F.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
10ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
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FOR T.V.
FOR S.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
11ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
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FOR T.V.
FOR S.V. FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
12
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
L.H.SIDE VIEW
X Y
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ZSTUDY
ILLUSTRATIONS
x y
FV35
35
10
TV
302010
40
70
O
FOR T.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND TV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
13
ORTHOGRAPHIC PROJECTIONS
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ZSTUDY ILLUSTRATIONS
SV
TV
yx
FV
30
30
10
30 10 30
ALL VIEWS IDENTICAL
FOR T.V.
FOR S.V. FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
14
ORTHOGRAPHIC PROJECTIONS
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x y
FV SV
ZSTUDY
ILLUSTRATIONS
TV
1040 60
60
40
ALL VIEWS IDENTICALFOR T.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
15
ORTHOGRAPHIC PROJECTIONS
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FOR T.V.
FOR S.V. FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
16ORTHOGRAPHIC PROJECTIONS
x y
FV SV
ALL VIEWS IDENTICAL
40 60
60
40
10
TOP VIEW
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40 20
30 SQUARE
20
50
60
30
10
F.V.S.V.
OFOR S.V. FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND SV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
17
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW L.H.SIDE VIEW
X Y
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50
80
10
30 D
TV
O
FOR T.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND TV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
18ORTHOGRAPHIC PROJECTIONS
40
10
45
FV
OX Y
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X Y
FV
O
40
10
10
TV
25
25
30 R
100
103010
20 D
FOR F.V.O
PICTORIAL PRESENTATION IS GIVENDRAW FV AND TV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
19
ORTHOGRAPHIC PROJECTIONS
FOR T.V.
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O
20 D
30 D
60 D
TV
10
30
50
10
35
FV
X Y
RECT.SLOT
FOR T.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND TV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
20ORTHOGRAPHIC PROJECTIONS
TOP VIEW
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O O
40
25
80
F.V.
10
15
25
25
25
25
10
S.V.
FOR S.V. FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND SV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
21
ORTHOGRAPHIC PROJECTIONS
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450
X
FV
Y
30
40
TV
30 D
40
4015
O
FOR T.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND TV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
22ORTHOGRAPHIC PROJECTIONS
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O
O
20
2015
40
100
30
6030
20
20
50
HEX PART
FOR S.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV ABD SV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
23
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW L.H.SIDE VIEW
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O
10
30
10
80
30
T.V.
O
10
30
4020
F.V.
X Y
FOR T.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND TV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
24ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
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LSV
Y
25
25
1050
FV
X
10 10 15
O
FOR S.V.FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW FV AND LSV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
25
ORTHOGRAPHIC PROJECTIONS
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YX
F.V. LEFT S.V.
20 2010
15
15
1530
10
30
50
15
FOR S.V.
FOR F.V.
O
PICTORIAL PRESENTATION IS GIVENDRAW FV AND SV OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
26
ORTHOGRAPHIC PROJECTIONS
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A
a
a’A
a
a’
Aa
a’
X
Y
X
Y
X
YFor Fv
For Tv
For Fv
For Tv
For Tv
For Fv
POINT A ABOVE HP& INFRONT OF VP
POINT A IN HP& INFRONT OF VP
POINT A ABOVE HP& IN VP
PROJECTIONS OF A POINT IN FIRST QUADRANT.
PICTORIAL PRESENTATION
PICTORIAL PRESENTATION
ORTHOGRAPHIC PRESENTATIONS OF ALL ABOVE CASES.
X Y
a
a’
VP
HP
X Y
a’
VP
HP
a X Y
a
VP
HP
a’
Fv above xy,Tv below xy.
Fv above xy,Tv on xy.
Fv on xy,Tv below xy.
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