p roject funda hear it learn it let’s make engineering more easy
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P roject FUNDA Hear it Learn it Let’s make engineering more easy. Orthographic Projection Part-2. Select a Front View. The object’s longest dimension should be presented as a width. First choice. Second choice. Waste more space. Inappropriate. GOOD. Select a Front View. - PowerPoint PPT PresentationTRANSCRIPT
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Project FUNDAH e a r i t L e a r n i t
Let’s make engineering more easy
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Orthographic ProjectionPart-2
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Select a Front ViewThe object’s longest dimension should be presented as a width.
Inappropriate
First choice
GOOD
Second choice
Waste more space
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Inappropriate
The adjacent views that are projected from the selected front view should appear in
its natural position.
Select a Front View
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First angle system Third angle system
PROJECTION SYMBOLS
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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
1
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FOR F.V.FOR S.V.
FOR T.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.
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.
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 METHOD
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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 METHOD
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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
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 METHOD
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X Y
50
20
25
25 20
FOR T.V.
FOR F.V.
PICTORIAL PRESENTATION IS GIVENDRAW THREE VIEWS OF THIS OBJECT
BY FIRST ANGLE PROJECTION METHOD
8
ORTHOGRAPHIC PROJECTIONS
FRONT VIEW
TOP VIEW
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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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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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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
TV
1040 60
60
40
ALL VIEWS IDENTICALFOR T.V.
FOR S.V. FOR F.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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QUIZ
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1. Which should be the natural position of the light
bulb ? (20 sec)
c)
b)a
d)
5 10 15 200
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A
B
C
D E
F
2. Which are the necessary views ? (60 sec)
a) A-C-E
b) E-B-D
c) E-A
d) E-C
15 30 45 600
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3. Which is in correct first angle projection ? (180 sec)
a) b)
c) d)
45 90 135 1800
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4. Which is in correct third angle projection ? (180 sec)
a) b)
c) d)
45 90 135 1800
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5. Which is a wrong 3rd angle orthographic views ?
(180 sec)
45 90 135 1800
a) b)
c) d)
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