(FITTER) - Bharat Skills · 2019-06-03 · - (Fitter - Basic Fitting) 1.1.07 (Measuring with simple...

(i)

(FITTER)

(1ST SEMESTER)

(TRADE PRACTICAL) (ODIA)

(SECTOR : Production & Manufacturing)

3142600 032

Copyright @ NIMI Not to be Republished

(ii)

(Sector : Production & Manufacturing)

2(Duration : 2 - Years)

(Trade : Fitter 1st Semester - Trade Practical)

© 2018 2018 1000

Rs. 180/-

3142

600032

044-2250 0248, 2250 0657

91-44-2250 0791

[email protected], [email protected]

Website : www.nimi.gov.in


(iii)

(NIMI) DGE&T 1 (IMPS) IMPS

NCVT25 {Mentor Council (MC)}IITsIT MC CSTARIMC 11

MC MC NCVT

NIMI, MC

MC MDC

I.A.S.

110001


(iv)

D.G.E & Tinstructional Instructional IMPSinstructional IMPS

2014-15

welder,

25 NIMI IMPS

IMPS IMPS

12 3

IIT DGE & T ITI MDC NIMI

NIMI

NIMI MDC

NIMI

600 032


(v)

IMP NIMI

&

DGE&T,

DGE&T,

ITI DET, T.N.,

ITI DTE, T.N.,

MDC

CSTARI,

NIMI, 32,

NIMI,32,

NIMI CAD, DTP

NIMI

MDC NIMI,32


(vi)

3

1 350

2 50

3 150

550

NIMI


(vii)

1 : (Basic Fitting)

1.1.01 ITI(Visit to various section of the ITI) 1

1.1.02 (Practice on safety) 3

(Practice on fire extinguisher) 6

1.1.03 (Practice on basic first aid) 9

1.1.04 (Disposal of waste

material in the workshop) 14

1.1.05 (Shop floor maintenance) 15

1.1.06 (Filing Flat Surface and Checking Flatness with Strangth Edge) 16

(Filing flat surface) 17

(Flatness)(squareness)(Checking flatness and

squareness) 18

1.1.07 (Measuring with simple measuring instruments) 20

(Measuring with inside and

outside calipers) 21

1.1.08 (Layout and marking) 23

(Marking lines parallel to the edge of

the job) 26

1.1.09 (Filing and finishing

surfaces flat and square) 27

1.1.10 (Hack-sawing along a straight line) 29

(Sawing along a line) 30

1.1.11 (Hack-sawing of different thickness of

metals) 32

1.1.12 (Chipping flat surface) 34

(Chipping using flat chisel) 35

1.1.13 (Chipping grooves (by cross-cut chisel)) 37

1.1.14 (Chipping grooves by cross cut

chisel) 38

1.1.15 Chipping oil grooves (by round nose

chisel) 39


(viii)

1.1.16 (Chipping sharp corners (by

diamond point chisel)) 40

(Grinding flat chisel centre

punch & dot punch) 41

(Grinding of flat chisel) 42

1.1.17 (Drilling through holes and tapping) 44

(Drilling through holes) 45

(Tapping through holes) 46

1.1.18 (Tool makers square) 48

1.1.19 (Slot filing) 50

(Parting off by chain drilling) 51

1.1.20 (Angular filing)

(Filing and fitting of mating parts) 54

(Checking gap with a feeler gauge) 56

1.1.21 `C’(‘C’ clamp - frame) 57

(Parting off by chain drilling) 58

(Filing radius (external)) 59

(Checking the radius) 60

1.1.22 ‘C’ (‘C’ clamp - assembly) 62

1.1.23 (Key fitting) 65

1.1.24 (Filing (Radius gauge)) 67

1.1.25 (Angle grinding gauge) 69

1.1.26 (Hacksaw frame - frame) 71

1.1.27 (Hacksaw frame - tension screw slide) 72

1.1.28 (Hacksaw frame - adjusting nut) 73

1.1.29 (Hacksaw frame - tension screw) 74

1.1.30 (Hacksaw frame - handle holder) 75

1.1.31 (Hacksaw frame assembly) 77

1.1.32 (Bevel gauge blade) 78


(ix)

1.1.33 (Bevel gauge - stock) 80

(Stamping letters and numbers) 81

2 : (Forging)

1.2.01 (Preparing hearth and lighting the fire) 82

(Prepare the hearth and light a fire) 83

1.2.02 (Forging square using round rod) 84

(Forge a square bar from a round) 85

1.2.03 (Forging octagon using round rod) 86

(Forging an octagon from a square) 87

1.2.04 (Forging hexagon from round rod) 88

(Forge a hexagonal section) 89

1.2.05 (Bending a staple) 90

(Forge a staple) 91

1.2.06 (Forging bolt head) 92

(Forge a hexagonal head bolt) 93

1.2.07 (Forging a handle) 94

(Spreading the metal) 95

(Punching a hole) 96

1.2.08 (Bending pipe clamp) 99

1.2.09 (Forge a flat chisel) 101

(Hardening and tempering

of a flat chisel (Single heat method)) 102

(Hardening and tempering

of a flat chisel (Double heat method) 103

1.2.10 (Forging centre punch) 104

(Normalising the centre punch)

1.2.11 (Wall bracket) 105

(Scroll bending) 107

(Scroll bending) 107

‘L’ (Rivetting the scroll with a ‘L’ bracket) 108


(x)

3 : (Sheet Metal)

1.3.01 (Marking and cutting straight line) 109

(Marking lines parallel to an edge) 110

(Cutting sheet by snips) 111

1.3.02 (Marking curves, circle and cutting) 112

(Marking with wing compass) 113

1.3.03 (Inscribing an equilateral triangle in a

circle) 114

(Marking triangle in a given circle) 118

1.3.04 (Inscribing a hexagon and an

octogon in a circle) 119

(Marking a regular hexagon) 122

(Marking a regular octogon) 122

1.3.05 (Marking with template and profile

cutting) 124

1.3.06 (Profile marking and cutting) 125

(Parallel line development) 126

1.3.07 (Punching holes using a solid punch) 128

(Positioning the punch

and finishing the punch holes) 129

(Resharpening of a solid punch) 130

1.3.08 (Rectangular tray) 131

(Method of soft soldering) 132

1.3.09 (Soldered lap joint) 134

(Preparing the soft solders) 136

(Preparing the working point of

soldering bit) 136

(Tacking and soldering the joint) 136

1.3.10 (Single plated soldered butt joint) 139

(Making a single plated soldered

butt joint) 140


(xi)

1.3.11 (Sweat soldered lap joint) 141

(Sweating or sweat soldering) 142

1.3.12 (Taper tray) 143

(Development for given square taper tray) 144

(Lock seaming) 145

1.3.13 (Dust pan) 147

(Development for a circular cone) 150

1.3.14 (Single strap single row riveted

butt joint) 152

(Layout the spacing for rivet holes to make single strap single

riveted butt joint) 153

1.3.15 (Double strap single row riveted

butt joint) 155

1.3.16 (Paint pail assembly) 156

(Forming cylinders by using

bending rolls) 160

1.3.17 (Store box) 162

1.3.18 (Make wired straight edge (by hand process)) 165

(Making wired straight edge

for stiffening by hand process) 166

1.3.19 (Make false wiring at straight) 168

(Making false wiring at the sraight edge) 169

1.3.20 (Seaming the body and the tail) 170

(Forming a frustum of a cone with

locked groove joint) 171

1.3.21 (Funnel) 175

(Making wired

edge along a curved surface by hand process) 176

1.3.22 (Assembly of parts of funnel

(by soldering)) 177


1

(Production & Manufacturing)

-(Fitter - Basic Fitting) 1.1.01

(Visit to various section of the ITI)

• • • • •

1 :

1

2

3

4

2 :

1 A4

2

3 1


2 - - 1.1.01

3 :

• 1

1

1

2

3

4

5

6

7

8


3



(Practice on safety)

• • •


4

1:

•

•

•

(PPE)

(Job sequence)

•

•

• 2

1

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

2:

- - 1.1.02


5

• 3

2

(PPE) 1

2

3

4

5

6

7

8

9

3:

3

1

2

3

4 5

6 7

8

- - 1.1.02


6

(Practice on fire extinguisher)

: • • •

(Job sequence)

•

•

•

•

• 1

- - 1.1.02


7

'A'

'B'

'C'

'D'

‘B’

• Co2

•

• (Fig1)

• (Fig 2) (Fig 2)

• (Fig 3)

• (Fig 4)

- - 1.1.02

1


8

• 15cm (Fig 4)

(Caution)

•

•

•

•

•

(P.A.S.S.)

P (Pull)

A (Aim)

S (Squeeze)

S (Sweep)

- - 1.1.02


9



(Practice on basic first aid)

• •

(Job sequence)

1 :

1

2

3

4

5

6

2:

1 (Fig 1).

2 (Fig 2)


10 - - 1.1.03

3 Fig 3

4 Fig 4

5

6

7

3: (Schafer’s)

1 Fig 5

2 Fig 5


11- - 1.1.03

3 Fig 6

5 212 15

6

4:

1 (Fig 8)

2 (Fig 9)

3 Fig 10

4 Fig 11

4 Fig 7


12 - - 1.1.03

5 8101220

5:

1 (Fig 12)

2 10 - 15

3

6:

1

(Fig 13)

2

3 (Fig 14)

4 (Fig 15)


13- - 1.1.03

5 (Fig 16)

6 515

10

11 Fig 19

1

2

7:

7 (Fig 17)

1

2

3 4 55

6 7 (Fig 20)

8

8 (Fig 18)

9 15 (heart compression)


14



(Disposal of waste material in the

workshop)

• •

Fig 1 1

1

1

2

3

4

5

(Job sequence)

•

• (Fig 2)

•

•

•


15



(Shop floor maintenance)

• • •

•

•

• (Fig 1)

•

•


16



(Filing Flat Surface and

Checking Flatness with Strangth Edge)

• • • •


17

(Job sequence)

• (Stock size)

• S1Fig 1

• S1

•

• S2 S3S235mm

• Fig 2(Rib)

•

(Skill sequence)

(Filing flat surface)

• (Fig 1)

(jaw)5 -10 mm

– – –

(Fig 2)

- - 1.1.06

Fig 3


18 - - 1.1.06

Fig 4

(Forward)

(Flatness) (squareness) (Checking flatness and

squareness)

• •

(Checking flatness) (Fig 1)

(Fig 2)

Fig 5

(Fig 6)

(Fig 3)


19- - 1.1.06


20



(Measuring with simple measuring instruments)

• (steel rule) • (out side caliper)• (inside caliper) • (blind hole)(slot)


21

‘’‘’

(Fig 2)

(Fig 3) I

(Skill sequence)

(Measuring with inside and outside calipers)

• • •

- - 1.1.07

I

I(Fig 4 )

(Outside calipers):150mm0-150mm

(Fig 1)

I

±0.5 mmI

I±0.01±0.02mmI


22

I

(Inside caliper):

(Fig 5)

±0.5mmI

- - 1.1.07

II

I(Fig 7)

(feel of sense)(instrument)I(Fig 6)


23



(Layout and marking)

• • • • • • •


24

(Job sequence)

(Marking) 1

• (Raw Material)

•

• XY(Fig 1)

• ∅10 (Fig 3)

• ∅∅∅∅∅12 R35

• (evaluation)

34

- - 1.1.08

•

• ‘Z’

(Marking) 2

• •

• 30°(Fig 4)

• 5 mm(Fig 2)

(Marking) 3

• (burr)

•

• • • (starting point)• 55° •

(Figs 5 & 6)


25- - 1.1.08

• XY(Fig 8)

• 44° V I

• VI

• 55° VI

• 55° VI (Fig 7)

• 97°• ‘0’97°

(Fig 9)

• 44° VI

• I

(Marking) 4

• I

• • • R8, R8 R10 • ‘x’ ‘y’ & 'z'(tangent)

(Fig 9)

• (witness marks)


26

(Skill sequence)

(Marking lines parallel to the edge of the job)

•

(Fig 1)

(witness marks)

(Marking parallel lines using surface

gauge)

•

(Fig 1)

(Fig 2)

burrs

JobJob

Job (Fig 2)

- - 1.1.08


27



(Filing and finishing surfaces flat and

square)

• • •


28

(Job sequence)

• •

• edge S4 S1S3

• 90 mm

• 90 mm

• S2 S3S1(90x72x35)

- - 1.1.09


29



(Hack-sawing along a straight line)

• •


30

(Skill sequence)

(Sawing along a line)

•

(Fig 1)

(Job sequence)

• •

•

•

•

• (1.0 mm pitch)

• •

(Fig 2)

Jaw

(Fig 3)

(Caution)

•

•

(Fig 4)

•

• • (return stroke)

•

:

- - 1.1.10


31

(Fig 5)

- - 1.1.10


32



(Hack-sawing of different thickness of metals)

• •


33

(Job sequence)

• (material)

•

• •

• •

•

•

(Caution):

- - 1.1.11


34



(Chipping flat surface)

• ± 1 mm1.5mm45mm


35

•

:

(Job sequence)

•

•

• 20 mm

• (450 gms)

• 35°

(Skill sequence)

(Chipping using flat chisel)

•:

(Fig 1)

: (Fig 3)

(Fig 2)

34.5° (Fig. 4)

(leverage)

(Fig 5)

(Fig 4)

- - 1.1.12


36

(Figs 6A & B)

- - 1.1.12


37



(Chipping grooves (by cross-cut chisel))

• ± 1 mm


38

(Job sequence)

: 1.1.12 1.1.13

(General hints)

–

– 56

(Skill sequence)

(Chipping grooves by cross cut

chisel)

•

–

–

–

–

- - 1.1.13


39



(Chipping oil grooves (by round nose chisel))

•


40



(Chipping sharp corners (by diamond point

chisel))

•


41



(Grinding flat chisel centre punch & dot

punch)

• (blunt)• (blunt)• (blunt)•

(Note):


42

(Skill sequence)

(Grinding of flat chisel)

• (Dull)

(Fig 1)

– (Cracks)

‘True’

(protecting shield)

(tool rest) (Fig 2)

(tool rest) 2mm

(Fig 2)

(During grinding): (blunt Edge) (blunt)

(Fig 3)

(body)6030

(Fig 5)

(body)(A)(Figs 4 & 5)

- - 1.1.16


43

'C' (Fig 5)

- - 1.1.16


44



(Drilling through holes and tapping)

• • • •


45

(Job sequence)

• (raw)

•

•

•

•

• 4 mm

• 4 mm

•

•

• 16 mm1 mm

: (key)

• I

• I• I

(Skill sequence)

(Drilling through holes)

• I

I(Fig 1)

4 mm

4 mm 8.5 mm,

10 mm 16 mm

M10 8.5 mm

10 mm

16 mm

∅16

:

I (Fig 2 )

- - 1.1.17


46

(Tapping through holes)

•

(Fig 3)

(Fig 2)

II I

(Fig 3 )I

(Fig 1)

- - 1.1.17


47

(Fig 4 & 5)

(Fig 6)

1/4 (Fig 7)

1/4

- - 1.1.17


48



(Tool makers square)

• • • • •


49

(Job sequence)

•

•

•

•

• (1.0 mm )

• ‘D’• A, B & C

• A B

•

- - 1.1.18


50



(Slot filing)

• • • • •


51

(Job sequence)

• •

•

•

• (Ø3)(Fig 1)

•

• a & b (Fig 1)

•

(Skill sequence)

(Parting off by chain drilling)

•

(Fig 1)

1 mm (saw)

(Fig 1)

(Fig 2)

(Fig 3)

•

•

- - 1.1.19


52



(Angular filing)

• ±5’ • ±0.1 mm•


53

(Fig 1)

(Skill sequence)

(Filing and fitting of mating parts)

• •

(Procedure)

(Fig 2)

30 mm135° (Fig 2)

(Job sequence)

•

• 87 x 40(Fig1)

• A & B• A & B(Fig 2)

• A

• A B

AB• •

(Fig 3)

- - 1.1.20


54

(included angle)

90° 30 mm

(Checking of

mating surfaces)

(Fig 4)

(Fig 5)

(Fig 6)

(Part B) (Part A) (Fig 7 and 8)

AB A B

A

- - 1.1.20


55

(Checking gap with a feeler gauge)

•

- - 1.1.20

(Fig 1)

(Fig 2) I

I

2.55 mm

2.45 mm

0.10 mm


56



`C’(‘C’ clamp - frame)

• ±0.5 mm • ±1° • • • •


57- - 1.1.21

(Skill sequence)

(Parting off by chain drilling)

•

A(Fig 1)

• 6 •

• ±0.5 mm

(Job sequence)

• •

• 1

• 2 190°

• 3 1

• 4 2 90°

• (dimensions)

• 1 mm

• (RPM)

• •

•


58

(distortion)

(Fig 2)

(Filing radius (external))

•

(Rough filing of corners)

(Fig 1)

(Rounding of corners)

(Fig 2)

- - 1.1.21

(smooth)(see-saw) (Fig 3)

(Fig 3)

1 mm


59

- -

-

(Checking the radius)

•

(Fig 1 and 2)

- - 1.1.21

(Fig 5)

(Fig 3 4)


60- - 1.1.21


61



‘C’(‘C’ clamp - assembly)

• 2,3 & 4 • • ‘C’

Note:


62- - 1.1.22


63- - 1.1.22


64



(Key fitting)

• • (gib head key)•


65- - 1.1.23

(Job sequence)

• • 8 mm3 mm

• (Fig 1 & 2)

•

•

•

• (key)


66



(Filing (radius gauge))

• ±0.04 mm • • •


67- - 1.1.24

(Job sequence)

• ISST 100 mm x 28 mm x 3.5 mm

• 95 mm x 25 mm x 3 mm

• • A B

• A (convex)

• B A

•


68



(Angle grinding gauge)

• • ± 5’ •


69- - 1.1.25

(Job sequence)

• • (Fig 1)

•

• (Fig 2)

• 1 mm

• 120°

• 50 mm 31°(Fig 3)

• 121°

• 60° - 55°

• (thickness) (Fig 4)

•

•


70



(Hacksaw frame - frame)

• ±0.04 mm• ± 10 • • ±0.06 mm • • • • (external) • •


71



(Hacksaw frame - tension screw slide)

• ±0.10 mm • ±0.10 mm • (narrow) • ±0.04 mm •


72



(Hacksaw frame - adjusting nut)

•


73



(Hacksaw frame - tension screw)

•


74



(Hacksaw frame - handle holder)

• • (eye slot) • (narrow)•


75- - 1.1.30

(Job sequence)

•

• ±0.1 mm 15 x 135

• • Ø 4.2 mm

•

• Ø 6 mm (1.5 mm x 45°)

• Ø 5 mm ,

Ø 6 mm

•

•

•

• 1.5 x 45°

• •


76



(Hacksaw frame assembly)

•


77



(Bevel gauge blade)

• ±0.04 mm • ± 10 • • • • •


78- - 1.1.32

(Job sequence)

•

•

•

•

•

•

•

• 45°

•


79



(Bevel gauge - stock)

• ±0.04 mm • • ±10’•


80- - 1.1.33


81- - 1.1.33

(Stamping letters and numbers)•

(Fig 1)

(Method)

(Fig 2)

(Fig 3)

(Fig 3)

(Fig 4)


82


-(Fitter - Forging) 1.2.01

(Preparing hearth and lighting the fire)

• • •


83

•

• • 100 mm

•

•

(Skill sequence)

(Prepare the hearth and light a fire)

•

(Fig 1)

(Fig 2)

(Fig 3)

(Fig 4)

- - 1.2.01

(Job sequence)

•

•

• 20 mm

•

•

•

•


84



(Forging square using round rod)

• • • • •


85

(Skill sequence)

(Forge a square bar from round)

• (draw out)•

(Procedure)

1200°C

-

(Figs 1 & 2)

90°(smith’s rule)(Flatter)

: (graduation)

800 C)

- - 1.2.02

(Job sequence)

• •

• • 180°

• 90°

• •

• (dimension)

•

•


86



(Forging octagon using round rod)

• • • • •


87

(Fig 2)

90°

(Fig 3)

- - 1.2.03

(Job sequence)

•

•

• (Draw out)

• (Draw out)

•

• • (forging)

•

(Skill sequence)

(Forging an octagon from a square)

•

(Procedure)

(Fig 1)


88



(Forging hexagon from round rod)

• • • •


89

(Skill sequence)

(Forge a hexagonal section)

•

(Procedure)

(Fig 1)

60° (Fig 2)

(vertically)

- - 1.2.04

(Job sequence)

•

•

• (vertically) ∅ 25 mm

• 180°

• 60°

• 180°

• 5th 6th

•

•


90



(Bending a staple)

• •


91

(Job sequence)

•

• 20mm

•

90°°°°°

•

•

•

•

•

• 90°

•

• •

•

(Skill sequence)

(Forge a staple)

• •

(Procedure)

40mm (Fig 1)

(Fig 2)

(Fig 3)

(900° C)

- - 1.2.05

(Fig 4)


92 - - 1.2.05

(Fig 5)


93



(Forging bolt head)

• • •


94

(Skill sequence)

(Forge a hexagonal head bolt)

• •

(Procedure)

40mm

(vertically) (Fig 1)

- - 1.2.06

(Job sequence)

•

• 60mm

• 25mm

• 32mm ∅

•

•

•

•

• •

•

(Fig 2)

(Fig 3)

(Fig 4)

(Fig 5)


95- - 1.2.06

(Fig 6)

(Fig 7)


96



(Forging a handle)

• • • •


97

(Job sequence)

• 65mm

• 30mm1100° C15mm

• 30mm 3mm• 180°

•

•

•

•

•

• 22& 38mm

•

•

•

• •

(Skill sequence)

(Spreading the metal)

• •

1100° C

(Fig 1)

(Fig 2)

(Fig 3)

(uneven)

(Fig 4)

- - 1.2.07Copyright @ NIMI Not to be Republished

98

(Fig 5)

(Punching a hole)

•

600° C

(Fig 1)

(Fig 2)

- - 1.2.07

(Fig 3)

(Fig 4)


99



(Bending pipe clamp)

• • • (split)•


100

(Job sequence)

•

•

• 40°•

• 4

•

•

• (Fig 1)

(mild steel)

• 40 mm

•

- - 1.2.08


101



(Forge a flat chisel)

• • • •


102

(Job sequence)

• •

• • • 120mm •

• • • • 60°

•

•

• 20mm

•

• 1200°C

•

•

• (mild steel)

(Skill sequence)

(Hardening and tempering of a flat

chisel - Single heat method)

• (Single heat method)

(procedure)

(Fig 1)

(Fig 3)

5

(vertically) (Fig 2)

- - 1.2.09

(280 ° C)


103

(Hardening and tempering of a flat

chisel - Double heat method)

•

- - 1.2.09

(Double heat method)

(procedure)

(Fig 1)

(soaking time)5

(vertically)

(Fig 2)

(280° C) (Fig 3)

(280°C) (soaking time)10


104



(Forging centre punch)

• • • • •


105

(Job sequence)

•

•

• •

•

• 75mm

• 60mm •

• 600°C

•

• 90°

• 15mm 8mm

• (260°C)

•

(Skill sequence)

(Normalising the centre punch)

•

(kindling)

(Soak)

- - 1.2.10


106



(Wall bracket)

• • • •


107

(Job sequence)

• • 'L'

• 'L' ∅ 5mm3∅ 10mm5∅ 4mm 2

•

• 'L'

(Skill sequence)

(Scroll bending)

•

(flexible)

(Fig 1)

(straightness) (Fig 2)

- - 1.2.11

(Fig 3)


108 - - 1.2.11

‘L’ (Rivetting the scroll with a ‘L’ bracket)

•

‘L’

‘L’

(Figs 1 & 2)

(rivet set)(firmly) (Fig 3)

(Fig 4)

(Fig 5)

(Fig 6)


109


-(Fitter - Sheet Metal) 1.3.01

(Marking and cutting straight line)

• • ‘L’ •


110

(Job sequence)

•

• (level)

• 'L' (sheet metal)

• (outline) 25mm

• 25mm 'V'

• 'V' 150mm

• 20mm, 15mm, 10mm, 5mm

• •

(Skill sequence)

(Mark lines parallel to an edge)

•

xx'V' xx yy (Fig 1)

(straight edge) 'V' (Fig 2)

(inclination) (Fig 3)

xx, AB (Fig 4)

1.3.01


111

(Fig 4)

(Caution)

(Fig 5)

(Fig 6)

(Fig 7)

(Cutting sheet by snips)

•

(Fig 1)

20° (Fig 2)

20 (Fig 3)

1.3.01


112



(Marking curves, circle and cutting)

• • • (concentric circles)• •

(Job sequence)

•

•

• •

•

• 6mm 10

•


113

(Job sequence)

•

• •

•

• 8

•

1.3.02


114

(Skill sequence)

Wing (Marking with wing compass)

• •

(Wing compass)

(Fig 1)

(Fig 2)

(dot)

(Fig 3)

(Up side down) (Fig 4)

1.3.02


115

(Fig 5)

(Fig 6)

1.3.02


116



(Inscribing an equilateral triangle in a circle)

• •

(Job sequence)

•

•

•

•

• (dot)

• 3


117

(Job sequence)

•

•

• 90

•

1.3.03


118

(Skill sequence)

(Marking triangle in a given circle)

•

BD (Fig 1)

d/2D

A & C (Fig 2)

AB, BC, & AC

ABC (Fig 3)

(Marking square in a given circle)

• AC(Fig 1) AC (Fig 2)

1.3.03


119

AC A &C1 &2

B &D

B & D

BD AC

AB, BC, CD& DA

ABCD (Fig 3)

1.3.03


120



(Inscribing a hexagon and an octogon

in a circle)

• •

(Job sequence)

•

•

•

•

•

•

(Note) :


121

(Job sequence)

•

•

•

•

•

•

•

(Note) :

1.3.04


122

(Skill sequence)

(Marking a regular hexagon)

• (Fig 1)

'O'

A & B (Fig 2)

AO A& B CD, EF C,D,E,F (Fig 3)

A,D,F,B,E and 'C' (Fig 4)

(Marking a regular octagon)

• (Fig 1)

O

A & B (Fig 2)

AB C & D

(Fig 3)

1.3.04


123

A,B,C,D E,F,G,H (Fig 4)

E,F,G,H E,F,G,H (Fig 5)

AH, HD, DG, GB, BF, FC, CE EA (Fig 6)

1.3.04


124



(Marking with template and profile cutting)

• • • •

(Job sequence)

•

• (chalk)

•

• • (eye)

•

(edge) 5mm

(curvature)

• (burr)


125



(Profile marking and cutting)

• • •


126

(Job sequence)

•

•

•

•

• (witness)

•

•

(Skill sequence)

(Parallel line development)

• (Fig 1)

(article

(Cylinder)) (Fig 2)

(plan) (Fig 3)

(plan) 12 (Fig 4)

(Fig 5)

(Fig 6)

(Fig 7)

1.3.06


127

(Fig 8)

(without disturbing) (alternative)(Scribe) (Fig 9)

(12th point) (Fig 10)

5mm (Fig 11)

1.3.06


128



(Punching holes using a solid punch)

• •

(Job sequence)

• (Fig 1)

•

• Ø6 mm

•

•

• (smooth)

•


129

(Resharpening of a solid punch)

•

(Skill sequence)

(Positioning the punch and finishing

the punch holes)

• •

(Fig 1)

(Fig 3)

1.3.07

(Fig 2)

(Introduction)

(true)

2mm

(Fig 1)


130

Fig 2 (tangential)

1.3.07


131



(Rectangular tray)

• • • • 90°• (flow)(penetration)


132

(Job sequence)

•

•

•

•

• (corners)

•

• 90

•

(Skill sequence)

(Method of soft soldering)

•

(soft soldering)

(Fig 1)

(Fig 2)

(Fig 3)

(Fig 4)

(Fig 1)

(Fig 5)

1.3.08


133

(rag)

1.3.08


134



(Soldered lap joint)

• • • (alignment)• •

(Job sequence)

(Make a soldered

lap joint)

• 75 x 50 •

•

•

• •


135

(Skill sequence)

(Preparing the soft solders)

•

(tin)60/40600 400 1

Fig 1 3270C)

(Fig 1)

(Fig 2)

(Fig 3)

(WARNING)

5

1.3.09


136

(Preparing the working point of soldering bit)

•

(Fig 1)

(Fig 2)

(Tacking and soldering the joint)

• • •

(Fig 1)

(Fig 2)

1.3.09

(Fig 3)


137

Fig 3

(Fig 4)

(Fig 5) (Fig 5)

(Fig 6)

(Fig 7)

1.3.09


138

(Fig 8)

1.3.09


139



(Single plated soldered butt joint)

• • (alignment)•

(Job sequence)

• •

•


140

(Skill sequence)

(Making a single plated soldered butt joint)

• (alignment)• 3

(Fig 1)

(ON)

(Fig 2)

3

(Fig 3)

3

(Fig 4)

1.3.10


141

Fig 1

(Job sequence)

• 75 x 50

•

• • (Fig 1)

•



(Sweat soldered lap joint)

•


142

(Skill sequence)

(Sweating or sweat soldering)

•

(Fig 1)

(Fig 2)

(Fig 3)

(Fig 4)

1.3.11


143



(Taper tray)

• • • •


144

(Job sequence)

•

•

• •

• 120°

• •

• •

•

(Skill sequence)

(Development for given square taper tray)

•

Fig 1

280 x 280mm (Fig 2)

150 x 150mm (Fig 3)

4 mm - 6 mm (Fig 4)

7 .5 mm (150x150 mm) 15° (Fig 5)

15 (280 x 280

mm) (10 mm) 60°(inclined) (Fig 6)

1.3.12


145

60°(280x280 mm)

(10 mm) 172.5°(Fig 7)

(Fig 8)

(Lock seaming)

•

(Fig 1)

(Fig 2)

(Fig 3)

(Fig 4)

1.3.12


146

(Fig 5)

(Fig 6)

10mm(Fig 7)

1.3.12


147



(Dust pan)

• • • • • •


148 1.3.13


1491.3.13


150

(Job sequence)

•

•

• •

•

•

• (flatten)•

• (showel)

•

• (showel)

(Skill sequence)

(Development for a circular cone)

•

(Fig 1)

(Circular cone)

(Fig 2)

0.5 mm

12 (Fig 3)

5mm

(Fig 5)

6

(Fig 4)

1.3.13


151

(Fig 6) (slant height)

12

12

6 (Fig 7)

(Fig 8)

Fig 8

1.3.13


152



(Single strap single row riveted butt joint)

• •


153

(Job sequence)

• 2 50 x 48 mm24 x 48 mm

• (flat)

• (smooth)

•

•

• φ 3.2 mm

•

•

• 3 mm Ø

•

•

•

•

(Skill sequence)

(Layout

the spacing for rivet holes to make single strap single riveted butt joint)

• BIS •

(D ) = 2.5 T 3T,T =

= 8 x D

(Fig 1)

1.3.14

= 2 x(D)

(Fig 1)


154

= 2 x

= 3 x(Fig 1)

1.3.14

:4D(Fig 2)


155



(Double strap single row riveted butt joint)

• •

1.3.14


156



(Paint pail assembly)

• • • • • • • • • • •


1571.3.16


158 1.3.16


1591.3.16


160

(Job sequence)

•

•

•

•

• (wire) • (seam)

• • (wire)

•

• •

(turn up)

• •

•

•

•

• (close

down)

•

• (ears)5 mm Ø

• 2.5 mm • (ears)

• (ears)2.5mm

• (ear)

• •

• •

•

•

(Skill sequence)

(Forming cylinders by using bending

rolls)

•

1.3.16

(Forming cylinders)

(Fig 1)

(Fig 2a

& 2b)

1/3rd


161

(axial line) (end face)(Fig 3)

‘B’ ‘A’

‘A’ ‘B’`C’ (Fig 4)

(Fig 5)

1.3.16


162



(Store box)

• • • • •

(Job sequence)

• 1&3 2

•

(Instructions)

• •


1631.3.17


164 1.3.17


165



(Make wired straight edge (by hand process))

• •

(Job sequence)

• 88 x 210 mm

•

• 200 mm

• 3 mm

•

• 200 mm


166

(Skill sequence)

(Making wired straight edge for

stiffening by hand process)

• •

`d’ t

= 2.5 x `d’+ t

=+

¼

30° (Fig 1)

‘C’ (Fig 2)

(blows)(Fig 3)

(blows)(Fig 4)

(Fig 5&6)

1.3.18


167

(Fig 7)

1.3.18


168



(Make false wiring at straight)

• •


169

(Job sequence)

• Ex.No.1.3.18

(Skill sequence)

(Making false wiring at the sraight edge)

•

Ex.No.1.3.18 (Fig 1)

(Fig 2) (Fig 3)

1.3.19


170


- (Fitter - Sheet Metal) 1.3.20

(Seaming the body and the tail)

• • •


171

(Job sequence)

Part I

• (Flatten)(Fig 1)

•

• 1/2 lb (Fig 2)

• (Fig 3)

•

• -II

• (Flatten) (Fig 5)

•

• (Fig 6)

• 1 ½ lb (Fig 4)

(Skill sequence)

(Forming a frustum of a cone with locked

grooved joint )

• •

1.3.20


172

(Fig 1)

Fig 2

(Fig 3)

(Fig 6)

900

A (Fig 4)

(Fig 5)

(Fig 7a) ”(Fig 7b & 7c)

1.3.20


173

(Fig 8)

(Fig 9)

(Fig 10)

(Fig 11)

(Fig 12)

(Fig 13)

(Fig 14)

(Fig 15)

(Fig 16)

1.3.20


174

(Fig 17)

(Fig 18)

(smoothen)

(Fig 19,20,21)

1.3.20


175



(Funnel)

• •


176

(Job sequence)

• 326 x 26,

• 2 mm 4 mm

(Fig 1)

•

• 2 mm

•

(Skill sequence)

(Making wired edge

along a curved surface by hand process)

• • (wire) Fig 1

900 Fig 2 (Fig 3)

GI(Fig 3)

GI (Fig 4)

(Fig 5)

(true-

ness)

1.3.21


177



(Assembly of parts of funnel (by soldering))

• •


178 1.3.22


179

(Job sequence)

(Assembly of funnel)

• 4

• 1 (Fig 1)

• 3) 1) (Fig 2)

• 2)

• 2)4 mm

•

• 4)

•

•

1.3.22


(FITTER) - Bharat Skills · 2019-06-03 · - (Fitter - Basic Fitting) 1.1.07 (Measuring with simple...

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Transcript of (FITTER) - Bharat Skills · 2019-06-03 · - (Fitter - Basic Fitting) 1.1.07 (Measuring with simple...