GENERAL INFORMATION
1
Name of the Trade
Machinist
2
Entry Qualification
Passed 10th class examination under
10 +2 system of education or its
equivalent.
3
Duration of Crafts Man
Training
2 Years
4
Duration of
Apprenticeship Training
3 Years including 1 Year Basic Training
MACHINIST
DRAFT SYLLABUS FOR THE TRADE OF MACHINST UNDER CRAFTSMAN TRANING SCHEME.
Period of Training –2 Years
WEEK
NO.
1.
PRACTICAL WORK
TRADE THEORY
Introduction Training –
familiarisation with the
Industrial
Training
Institute importance of
trade as per industrial
growth and various types
of
machines
used
including safety related
to each machines
2
Introduction to basic
tools
i)
i)
Hand
tools
ii)
ii)
Fitting tools
iii)
iii)
measuring tools
Chipping flat surfaces &
grooving with hammer &
grinding various angles
to chisels, filing flat
surface
Importance
of
Housekeeping
surrounding
environment of shop
needs and safety to
be
observed
personnel, machines
and
housekeeping,
various types of
medical
facilities
provided and nearest
hospitals
Hand tools and its
importance,
steel
rule,
try
square
chisel. surface gauge
and
care
&
maintenance,
Hacksaw frame ,
blades
Classification
and
types of files & uses,
vices & its uses,
constructions.
Hammers and its
types , safety.
3
ENGINEERING
DRAWING
W/S CAL.
SCIENCE
&
Reading of simple
drawing
,
Engineering drawing
& its importance and
instruments used in
drawing
i)
ii)
i)
Making of
Title blocks
as per IS
465 1988
ii)
Various
sizes
of
drawing
Simple
arithmetic
addition,
subtraction
,
Multiplication,
Division
of
whole
and
partial number.
Properties
of
iii)
iv)
4
sheets
iii)
Various
types
of
pencils &
sharpening
methods.
iv)
Types
of
lines & their
application
as Per SP
46: 1988
metals and their
importance
in
trade
Fraction
&
decimals
,
conversion
of
fraction
to
decimals
and
vice versa/
Properties
of
C.I. & its types,
uses. properties
of Non –ferrous
metals and how
its
identifications.
Properties
of
copper, Zinc ,
mind steel ,
aluminum etc.
Properties
of
Brass steel ,
bearing metals,
timper etc.
Uses of marking tools,
punch , try square &
basic measuring tools,
caliper steel rule
Filing flat surfaces ,
hacksawing
checking
with steel rule and try
square
Marking block, steel
rule and its types ,
calipers
---do---
Hacksaw
blade,
Hacksaw frame and
its types
use of drawing tools
simple geometrical
construction
6
Drilling holes of flat
pieces tapping as per
simple drawing
Geometrical
construction regular
polygone circles
7
Filing tee shape job
8
Filing plate type polygon
9
Fitting male and female
square piece to close
limit
Introduction to taps
& Dies and their
types
application,
care and maintenance
. Familiar with tap
and drill size thread
terminology
Forging tools, its
importance and types
such as tongs, swage
block, anvil etc.
Heat
treatment
processes analysing
Normalising
tempering hardening
and its importance
use of micrometer
and
its
parts
constructions
Outside micrometer,
its types and const.
Parts , reading use,
care and maintenance
10
Vernier caliper, use,
construction,
parts,
principles, application to
making jobs
Quarterly test revision
and achievement
5
11
Depth
gauge
,
micrometers
parts
construction , dial
test indicator
Test
Geometrical
construction
of
polygon
inscribed
circles
Curves and types of
curves
& their
application
and
method of drawing
curves
Geometrical
construction,
cycloid, hyperbola
parabola
curves,
ellipse.
----do--Free hand sketch of
lines, polygons ,
ellipse etc.
Decimals,
Division,
multiplication
Logarithm and
how to find out
mantisa
&
characteristics.
Properties of C.I
steel
ACHIEVEMENT ; TRAINEE SHOULD BE ABLE TO DO HIMSELF
I)
I)
Marking , chipping , filling , hacksawing
II)
II)
Able to understand of proper application .
III)
III)
Able to make job within 0.1 mm Accuracy
IV)
IV)
Use of basic marking , measuring tools, precision instruments.
Caliper
V)
V)
Various process of hardening , tempering etc.
`12
Shaping machine and its Introduction
of Free hand sketch of
introduction,
shaper, types of basic
tools
and
construction, setting of classification
, simple geometrical
strokes, tools, job on General principles of const. cone, pyramid
table machining of steps, power transmission , frustom / prism etc.
Rectangular block with shaping mechanism.
/ sphere
the use of Basic tools.
13
----------do-----------Shaping
parts,
Setting of vi ce, setting of construction use of ----do-----------block on vice checking parts, quick return
accuracy
mechanism ratio etc.
14
Shaping
hexagonal, Shaping various tools Construction of scale
rectangular block as per and their angles and diagram, division of
sketch checking with importance of angles. odd parts of scale
caliper & steel rule, bevel
with
drawing
protractor
instruments
by
sketch
15
Shaping ‘V’ blocks with Various methods of Letters and its types
slides , measurement of holding jobs use of and
drawing
of
‘V’ grooves with vernier clamps , nuts & bolts letters
bevel
protractor, vee blocks, angle
measurement of slots by plates
shaping
vernier caliper with 0.02 operations,.
their
mm acc.
importance
16
Shaping
Tee
slots, Tool head its parts Methods of ellipse.
shaping angular surfaces and application , How to draw by
, shaping concave and function of each part drawing
the
convex surface with use of tool head
instruments .
of tee slot tools, form
tools
17
i)
i)
Shaping tools and Simple dimensions
cutting
of types speed , feed , with technics and
external keyway depth of cut surface location of parts as
on shaper
finish as per ISI per dimensions ,
ii)
ii)
System
angle , taper
Shaping block
18
Revision and test
Revision and test
Transforming
of
various
measurement, linear
, Angular , Circular
etc.
micrometer, V.
Work , power ,
energy
Motion, velocity
and problems.
Volume, mass,
density applied
problems.
Properties
of
metal and their
applications
Square
roots,
power
conversion
of
decimal
to
British & vice
versa
Square
roots,
power
conversion
of
decimal
to
British and Vice
versa
Multiplication
power root of a
number
ACHIEVEMENT :- I) Performing various operation of shaper and setting job , tools , speed read on
shaper
II) Grinding of Tools used on shaper and machining up to accuracy + or – 0.1 mm
19
Introduction of planing Planning
M/c Pictorial
drawing
machine Adjustment of instruction,
parts, Isometric drawings
stroke, setting of tool , types constructions of simple block
vice on planner table
machining of rectangular
block on planner
20
Planing
Angular
,
Horizontal , vertical
operations
planing
Dovetail
21
Planing of various key
ways (open *& blind )
table of
operation ,
concave
&
convex
surface i.e. goose neck
clamp
Planning male & female
dovetail , grinding of
tools , checking with
Vernier bevel protractor
& roller methods
-------------do----
22
23
24
Planning
machining
gauge
V block
of planner
25
Revision and Test
details,
Driving
mechanism
of
planner quick return
motion etc.
Tool head of planner
its construction and
various function of
each part V Block
clamps , bolts , step
block
and other
holding devices
Planing cutting tools
their material types,
templates,
gauges,
their picture and
vises
---do-
Problems
on
work , power &
energy
Oblique views of
simple geometrical
construction
Ratio
&
percentages and
problems
Dovetail
measurement
external and internal
by vernier bevel
protractor
Checking of Dovetail
by roller method.
Isometric drawing on
simple blocks
-----do--------
Hydraulic
mechanism
of
planner
their
advantages,
disadvantages
Revision and test
Isometric drawing on
completed jobs
Revision and test
Meaning
to
stress,
strain,
energy
,
elasticity
Meaning
of
stress,
strain,
energy
,
elasticity
Stress and its
important factors
example.
ACHIEVEMENT :- Trainees should be able to do :i)
i)
Operating of planing m/c setting of stroke, job on planer table
ii)
ii)
Machining of various operation with proper setting of speed and
feed
iii)
iii)
Use of different types of cutting tools
iv)
iv)
Machining job on planner to an accuracy of 0.15 mm
26
General introduction to Slotter Principle , Free hand sketches Ration
and
Slotting
construction details , of trade related hand proportions,
driving mechanism, tools cutting tools, ratio,
fining
quick return, motion measuring tools
forms and ratio
and speed ration
proportions
Safety
precaution
direct
and
comparative
study
indirect
with
a
shaping
proportions
machine,
Classification
of
slotting machine
27
Slotting a rectangular job
Application of
checking and measuring -------------do---------- ----------do------------ ratio
and
with gauges & precision -proportion
to
28
29
30
measuring instruments
Slotting a rectangular job
checking & measuring
with
gauges
and
precision
measuring
instruments
Slotting
square
and
hexagonal internal and
external .
Slotting a
double ended spanner
practice on slotting key
ways on pulley – internal
and external slotting
irregular shaped jobs
having curved surfaces
31
-----------------do--------------Slotting internal gear
32
Slotting concave
convex surfaces
33
Revision and Test
and
shop problems
Mixed direct and
indirect
proportion
problems
Job holding devices
– vice clamps,. V
Block , parallel etc
Slotting
tools
different types of
work tool angles
comparison of tool
shape with that of
shaper
Free hand sketches
of trades related
hand
tools
m
measuring tools
Use of tool with
holder for internal
operations.
Precautions to be
observed
during
slotting
internal
operations
orthographic
drawing application
of both first angle
and
third
angle
methods
in
representing
the
drawing for simple
& complex machine
blocks given for
exercise
with
dimensions
Introduction
to
coolant & lubricantdifference between
them, types and uses
of each
Use of circular marks
on the table for
slotting curves
Revision and Test.
---------do--------------Orthographic
drawings application
of both first angle
and third angle.
Methods
in
representing
the
drawing for simple
and
complex
machine
blocks
given for exercises
with dimensions
- -----do-----
Achievements1. 1. Operate a slotting machine safely.
2. 2. Cut slots, key ways and cruves .
3. 3. Perform simple operations to an accuracy of +/- .1 mm.
34.
Introduction to an engine Introduction to lathe Standard method of
lathe. Holding of round m/c. types, engine sectioning as per ISjob in an independent lathe construction- 696. Exorcises for
chuck and truing if. details function of different
sectional
Holding the tool in a tool parts
size
and views on the given
post, centering the job spexcici-fication.
orthographic
with the tool. Facing &
drawing of machine
drilling.
parts, castings etc.
35.
Parallel turning between Lathe toots their Standard method of
Machines
–
basic principles ,
velocity
ratio.
mechanical
advantages
,
efficient simple
problems.
Algebraic
symbols
&
fundamental
algebraic
operations signs
& symbols used
in algebra, coefficient , terms
like terms and
unlike terms
Addition
and
subtraction
,
multiplication
and division
Logarithm and
antilogarithms .
Problems
on
logarithms
----do---
Simple machines
like
winch
pulley
&
compound axel
etc.
with
examples.
Factors
and
36.
37.
38
39.
&
centers
parting
off,
chamfering
using
roughing finishing and
parting to tools.
angles
&
uses.
Driving mechanism,
speed
and
feed
mechanism,
lathe
accessories.
Holding the job in three
jaw
chuck
truing,
centering facing. Step
turning. Checking of the
taper with precision
instruments.
Taper turning by offset
method checking of the
taper with precision
instruments.
Taper
turning by swiveling
compound rest, setting
the compound rest to
correct degree, checking
the tool height, claming
the saddle for no
longitudinal checking up
with
precision
instruments.
Cutting V thread external
and internal in a lathe.
Checking up with screw
pitch gauge. Cutting
square tread external &
internal on a lathe.
Chucks-different
types and advantages
of
each
types.
Mounting
and
dismounting
of
chucks.
Taper introduction,
types
and
uses.
Calculations
of
tapers. Measurement
of taper by sine bar.
Different
thread
forms their related
dimensions
and
calculations
screw
cutting in a lathe.
Measurement
of
threads by three wire
methods.
REVISION
TEST
AND
sectioning as per IS
696. Exercise for
different
sectional
views on the given
orthographic
drawing of machine
parts, casting etc.
----do-------
-----do------
Inter conversion of
Isometric
to
orthographic
drawings and viceversa.
Related
problems such as V
blocks-simple
stepped
blocks,
block oriented by
various machining
operations etc.
-----do----
ACHIEVEMENT
1. Operate lathe safely.
2. Operate lathe safely plain turning, step tuning, taper turning, drilling and threading
of + 0.1 mm.
3. Cutting of various operations on lathe.
41.
Introduction to milling Milling
machine Interconversion of
machine, demonstration importance
of isometric,
oblique
on working principle, milling
machine, drawings
to
setting of job, setting of types
and orthographic
cutter in arbors setting of specification
of drawings and vicevice on table,.
milling
machine, versa.
Related
driving and feed problems such as V-
equation
algebric
formula.
of
Factors
and
equations-types
of factorisations.
Heat treatment
of
steelhardening,
appealing,
tempering,
normalizing,
case hardeningstandard
and
measurementsequations-simple
simultaneous
quadratic.
Application
construction and
solution
of
problem
by
equations.
Atmospheric
pressure.
pressuregauge
gauge pressure
&
absolute
pressure.
with an accuracy
Power
&
exponent & laws
of exponent.
mechanism
milling machine.
of
42.
Step milling using side
and face cutter-checking
with micrometer.
Classification
&
different types of
milling cutters &
their use. Pasts or
nomenclature.
Vernier
height
gauge-construction,
graduations Vernier
setting & reading,
Vernier
bevel
protractor,
construction
graduation-setting
and reading care and
maintenance
of
Vernier height gauge
and bevel protractor.
Different
milling
operations plain-face,
angular, form, slot,
gang, straddle and
milling etc. Up and
down milling.
43.
Sequence of milling six
faces of a solid block
checking the accuracy
with the help of trisquare
scribing
block
and
Vernier height gauge.
44.
Straddle and gang milling
operations including upmilling
and
down
milling.
45.
Milling concave
convex surfaces.
and
Different types of
milling attachments
and their uses.
46.
Introduction to indexing
head types and setting
and aligning of indexing
head with reference to
job on milling machine.
47.
Milling
square
and
hexagonal job by simple
indexing method.
Indexingintroduction & types.
Indexing
headconstructional detail
functions of indexing
plates and the sector
arms.
Calculation
for various types of
indexing.
-----------do--------
blocks
simple
stepped
blocks,
block oriented by
various machining
operations etc.
----do-----
---do---
Free hand sketch of
sectional tools.
Arithmetical
operations
involving
logarithms in the
computations.
Interconversion of
isometric,
oblique
drawing
to
orthographic
drawings and viceversa.
Related
problems such as V
block simple stepped
blocks,
blocks
oriented by various
machining
operations.
Surface development
of
simple
geometrical
solids
like
cube,
rectangular
block,
cone,
pyramid,
cylinder, prism etc.
----do----
Problems related
to trade using
logarithm tables.
-----------do-------
Density of solid
and
liquids
simple
experiments and
determination.
Specific gravity
principle
of
Archemedies.
Relation
between specific
gravity
and
density. Simple
experimental
determination.
48.
Milling dovetail and ‘T’
slots both male and
female matching each
other.
Milling
Rack
(Helical).
49.
Milling of spur spur gear
having even and odd
number of teeth.
50.
Introduction to grinding
machine
cylindrical,
surface grinder. Driving
and feed mechanism, job
holding
devices
–
mounting of wheel.
Grinding of parallel and
stepped jobs.
51.
52.
Revision and test
Gear
introduction,
use
and
type.
Elements of a spur
gear. Gear tooth of
each forms types,
merits and demerits
of each. Spur gear
calculations, curves
and their uses.
Explain
the
importance
and
necessity of quality,.
Interpenetrating of
solids
and
conventional
application
of
intersectional curves
on drawings.
Selection of gear
type and form &
various methods of
checking gear and its
parts.
Solution of NCVT
test
paper.
(Preliminary).
GeometryFund-mental
geometrical
definitions
angles
and
properties
of
angles, triangles
and properties of
triangles.
Pythagoras
theorem,
properties
of
similar triangles.
Solution
of
NCVT test paper
(Preliminary).
Grinding
machine
introduction types,
specification and use.
Revision and Test
Revision
Revision
Test (Preliminary)
Test
(Preliminary)
Revision of 1st year
topics.
Revision of !st
year topics.
Revision of 1st year
topics.
Revision of 1st
year topics.
Screw thread their
standard forms as per
I.S. external and
internal
thread
conventions on the
feature for drawings
as per I.S.I.
Rectangle,
square, rhombus,
parallelograms
etc. and their
pproperties.
Achievements1. 1. Operate milling machine safety.
2. 2. Do milling within an accuracy of +/- O.O75 mm.
3. 3. Operate grinding machine safely.
53.
Checking of alignment of Turning of taper by
lathe centers and their taper
turning
adjustments.
Center attachment
drilling, step turning advantages and disbetween
centers advantage-taper
recessing and chamfering calculation.
& measurement with
Vernier caliper.
54.
Cutting square threads Screw cutting on a
(Left & right hand) on a lathe terms relating
lathe checking with tread screw
thread
gauge-grinding of tool major/minor
and setting in correct diameter pitch and
position.
lead of the screw,
depth
of
gearssimple train and
compound
trainchange gears for
fractional pitches.
55.
1. 1.
Cutting Difference between
multistart V thread single and multistart
on lathe.
threads-their
uses
2. 2.
Cutting key merits and demerits.
way broches.
Broach and its types,
uses.
56
Cutting ACME
threads
Square
thread
its
--------do--------
Circle
and
(Male and Female ) on a
lathe .
Lead screw
57
Cutting acme threads on
lathe ( male & female)
58
Turning of irregular jobs
using face plate.
59
Exercises on use of pillar
drill in counter shinking
drilling counter boring.
Spot facing and use of
spot facing tools.
Further
practice
of
drilling on radial drills.
60
form and calculations
of depth , core dia.
pitch dia. Acme
thread—its forms use
and calculations
square threads – its
forms
and
calculations of depth,
core dia, pitch, dia,
acme, thread its
forms
use
and
calculations
Face
plateits
construction safety
precaution in holding
jobs on slotting m/c
rotary table.
Pillar drill machine
constructional
details, functions of
parts. Application of
pillar drill.
Radial
drills
–
function, parts etc.
practice on reaming
on drilled holes.
-------------do----------------
properties
circles
Regular
polygon.
of
Sketches for bolts
nuts screw and other
screw
screwed
members
application
of
geometry
to
shop problem
----do---
Heat & temp.
thermometric
scales
their
conversions.
Standard rivet forms
as per ISI
Temp.
measuring
instruments.
----do----
----do----
Achievements:1. 1. Do turning
2. 2. Cut square and acme thread
3. 3. Perform drilling operations on pillar drill
4. 4. Turn jobs according to blue print within an accuracy of +/- 0.05mm and –0.05mm.
61
Shaping key way on
gears and pulley blocks
62
‘T’ slots cutting
shaping machine
63
Gross Dovetail cutting of
shaper.
64.
Shaping cross dovetails
mating jobs male and
female.
in
special tools use and
precautions
to
be
observed for shapping
internal
keyways
dovetails & ‘T’ slots.
various
material
for
single point cutting tools,
tipped tools their brazing
and grinding process.
Tool angles and their
effect on cutting various
materials
Cutting speed feed depth
of cut for slotting,
shaping
and
time
calculation.
Riveted joints.
quantity
of
specific heat of
solids liquids &
gears.
Riveted joints butt
Heat loss and
heat gain with
simple problem
Sketches of keys,
cutter & pin joint.
Checking of dovetail
grooves with Vernier
caliper and roller. Their
calculations and use of
sine bar, slip gauge and
dial test indicator.
Stetches of keys,
cotter and pin
joints.
Mensurations,
plain
figurestriangles, square
rectangles,
parallelogram.
Plain
figurestrapezium,
regular
polygons, circle,
hollow circles.
65.
Shaping of casting, jobs
using angle plate, jack
and clamps. Machining
of
irregular
shaped
intricate casting.
66.
Grinding of form tools
and shaping of convex
and concave surfaces.
Revision and test,.
67.
Properties of metalsgeneral idea of physical,
mechanical properties of
metals, color weigh,
hardness,
toughness,
malleability,
ductility
their
effect
on
machineability.
Use of radius gauges and
template. Introduction to
jigs and fixtures.
Revision and Test.
ACHIEVEMENT :1. Machine concave and convex surfaces o n shaping machine.
2. Shape irregular shaped intricate casting.
3. Perform shaping operation with the accuracy of +/- 0.05 mm.
68.
Machining of curves on a --------------do----------slotting machine. Slotting
of
a
double-ended
spanner.
69.
------do----Slotting
internal
external operations.
&
70.
Cutting external and
internal spur gear on
slotter use of rotary table.
71.
Machining of internal
and spline external slotter
-----------------do-----------
Form tools for slotting
machines. Calculation for
spur gear in relation to
graduation of circular
table.
Introduction and their
indexing process on a
Sketches for simple
pipe unions with
simple pipe line
drawings.
Plain
figures
segment
and
sector of circle,
ellipse fillets.
--------do------
Solid
figuresprism, cylinder,
pyramid, cone.
Solid
figuresfrustom of cones
sphere, spherical
segment.
Concept
of
preparation
of
assembly drawing
and
detailing
simple
assembly
and their details of
trade
related
tools/jobs/exercises
with
dimensions
from the given
sample or model.
Tool post for the
lathe with screw
and washer.
Concept
of
preparation
of
assembly drawing
and dove tailing.
Simple assemblies
and their details of
trade related tools
/jobs the exercises
with
dimensions
from the given
sample or models.
Tool post for the
lathe with washer
and screw.
Details
and
assembly of Vee
block with clamps.
Detail assembly of
shaft and pulleys
Details
assembly
of
and
vee
Material weight
and
cost
problems related
to trade.
Trigonometry,
Trigonometrical
ratios use of
trigono table.
Finding height
and
distance
trigonometrically
Area of triangle
by trigonometry.
72.
73.
74.
on slobber uses to match
each other.
Slotting
regular
&
irregular job and counters
and sprockets.
Cutting
reamer
on
milling m/c.
slotter by its rotary table
graduations.
Calculation for cutting
sprocket.
blocks
with
clamps.
------do-----
Reamer Cal. & offsetting.
Milling Drill.
Cam-Introduction,
development and use.
Details
and
assembly of bush
bearing.
Types of curves.
How to draw.
ACHIEVEMENT :1. 1. Cut splint-internal and external gears and sprocket on a slotter.
2. 2. Machine double ended spanner, regular and irregular shaped job on a slotter.
3. 3. Perform slotting with an accuracy of +/- 0.05mm.
75.
Cutting face cam.
Use of proper cutting Details
and
speed and feed for assembly of simple
various
metals. coupling.
Calculation
for
the
machining
time,
machining
allowances.
Lubricant/coolants and
various ways of their
application.
76.
Cutting a plate cam. With Cam-lobe, lead, setting of
----do---angular setting.
dividing
head,
Calculation.
77.
Planing long jobs having
‘T’ slots and dovetail
grooves.
78.
79.
-----do---Setting and planing no of
casting jobs at a time.
80.
Marking fabricated jobs
& matching on a planer.
81.
Grinding m/c. and its
types. Abrasive and its
Tool setting for dovetail
use of relevant tool and
their grinding process.
Alignment of long jobs
with
precision
instruments.
------do----Hydraulic transmission in
machine
tool-its
advantages
and
application
hydraulic
system of a planer. Use
of planer gauge for
setting tool and template
for profile checking.
-----do----
Combination
set-its
components and uses-
Details
and
assembly of a
simple hand vice.
---do--------do----
----do----
---do----
Application of
trigonometry to
shop problems.
Application of
trigonometry to
shop problems.
Triangle
of
forces.
Parallelogram of
forces.
Composition and
resolution
of
forces.
Representation
of forces by
vectors. Simple
problem
on
lifting
tackles
like jib cranes,
wall crane and
solution
of
problem with the
aid of vectors.
-----do----
---do--------do----
Simple problems
on strength and
crank lever.
Center
of
gravity-simple
types. Marking scheme
of Grinding machine.
82.
83.
Milling tong and groove
on
a
mating
job.
Checking with precision
instruments and gauges.
Milling cylindrical cutter.
84.
Milling
cam
85.
Boring a casting job in a
vertical milling machine.
86.
Milling
gears
by
differential
indexing,
Measuring the teeth with
a Vernier gear tooth
caliper.
Milling hexagonal hole
on a plate by attachment.
87.
Endmill/Drum
88.
Milling spline (external)
Milling straight listed
Reamer.
89
Milling a helical groove
in a vertical milling
machine Milling a slab
mill cutter. milling twist
drill
90.
Milling a helical groove
in a vertical milling
outside
and
inside
micrometer.
Principle,
construction graduation
reading both in English
and metric system gaugetypes and uses.
----do----
Spiral introduction, types
and elements. Difference
between helix & spiral.
Difference between R.H.
and L.H. helix.
Spiral-lead, helix angle
and calculation.
Vertical milling machineits parts, construction,
method of boring in a
vertical
milling.
Difference
between
Horizontal and vertical
milling machine.
Vernier
gear
tooth
caliper, its construction
and
application
in
checking gear tooth.
Elements
of
milling
cutter-Rake
angle,
primary, secondary and
clearance angles, load
etc. Types of grinding
machine.
Introduction to Broaching
methods
of
milling
splines. Its calculations
and selection of cutters
and types of abrasive
mfg.process.
Spiral milling – lead,
pitch, helix angle R.H.
and L.H. swiveling the
table in relation to the
helix angle selection of
cutter for spiral milling.
Calculations for spiral
milling.
Helical gear introduction
elements and calculation.
Blue print reading
simple
exercises
related to missing
lines.
----do----
Blue print reading
simple
exercises
related to missing
views.
---do---
experimental
determination
stable-unstable
and
neutral
equilibrium
simple
explanation.
Friction-coefficient
of
friction.
Simple problem
related
to
friction.
Magnetic
substances
neutral
and
artificial
magnets.
Bausch principle
of
electricity.
Method
of
magnetization &
uses of magnets,.
Simple exercises
related to missing
symbols.
Basic principle
of electricity.
---do--
Use of fuses,
conductors
switches,
insulator etc.
Simple exercises
related to missing
sections.
Simple electric
circuits. Simple
calculations.
-
-----do----
Simple exercises to
missing
Ohm’s
lawsimple
calculationselectrical
insulation
materials.
Graphs-Abscissa
&
ordinates,
machine. Mill a slab mill
cutter.
91.
Milling helical gears.
92.
93.
Simple programme and
operating CNC M/c.
Cutting bevel gears on a
milling machine by using
Bevel gear cutter,.
94.
---do----
95.
Milling a rack. Milling
face cam.
96.
Cutting worm and wheel
on a milling machine,
gashing and finishing.
97.
------do-----
98.
Graduations of steel
drool
on
milling
machine. Use of tolly
cutter.
99.
Milling a drum cam.
Milling a plate cam.
dimensions.
Introduction to CNC
Technology CNC M/c.
Principe
advantages
classification,
drives,
controls.
----do---Introduction
geometry
and uses of bevel gears.
Quality control-types of
variation,
causes
of
variation, measurement
of testing, gear & error.
Introduction to rack, its
use & application. Rack
cutting
attachment,
calculation for linear
pitch circular pitch, gear
ratio indexing movement
etc.
Introduction, geometry
and use of worm and
worm wheel.
Surfaces finish & texture,
different errors, basic
information on CNC
machine & maintenance
of CNC M/c.
Cam-types, application in
modern m/c. tools, its
special
advantages,
manufacturing
process
calculation for milling a
drum cam.
Reamers, types and uses
reamer
milling
calculations angles of
cutter, no of teeth
increment lead, gear ratio
Hand drawing for
in-dictating
switches, buttons
control m/c. tool
axis’s
quadrant
point value.
----do--------do----
Solution
N.C.V.T.
paper.
of
Test
---do---
-----do-----
-------do-----
Solution of CNC
paper.
Revision
graphs
of
straight
line,
related to 2 sets
of
varying
quantities.
----do---
Further practice
on logarithm.
Shop problems
on estimation of
material,
time
taken
for
machining a job
elementary time
and
motion
study.
-----do---
----do----
Shop problems
on estimation of
material,
time
taken
for
machining a job,
elementary time
and energy.
Transmission of
power by belt
pulley and gear
drive.
----do---
Solution
of
NCVT papers.
100 &
101.
Milling a spiral reamer
milling an endmill cutter
with helical teeth.
102.
Milling side and face
cutter (Straight teeth)
contouring on CNC
Machine.
103.
Milling
angle
form
cutters project work on
CNC Trainer.
depth
of
cut
etc.
Selection, setting of
cutter.
End mill cutter-types and
uses, calculations, angle
of cutter, depth of cut,
backing
off
etc.
Advantages of helical
teeth over straight teeth.
Life of a milling cutter.
Side and face cutter types
and
uses.
Its
calculations-setting of the
job for cutting teeth on
the face and at the side tilting of single angle
cutter for giving backing.
Angle
form
cutters
calculations
specifications No. of
teeth, bore size, outside
dia, angles etc.
Revision
Revision
-----do---
Institute Test.
104.
Revision
----do----ACHIEVGEMENT :1. 1. Perform gang milling and form milling operations.
2. 2. Mill step gears, spline, helica gear, bevel gear
3. 3. Mill rack, worm wheel, hexagonal hole, using a slotting attachment.
4. 4. Graduate steel rule and bole a casting in a vertical mill machine
5. 5. Perform milling operation upto an accuracy of +/- .05 mm.
---do----
Revision
Institute Test.
---do----
FINAL ACHIEVEMENT :
1 On completion of two year training, trainees will be able to work according to Drawing.
2 2
Able to perform simple programming and operation on CNC.
---------------------------------------------------------------------------------------------------------------- -------------------------------
LIST OF TOOLS AND EQUIPMENT FOR THE TRADE OF MACHINIST FOR A BATCH OR
UNIT OF 12 TRAINEES
SR.NO
ITEM
I.S.CODE
1.
Steel rule 30cm graduated both in English and metric
units
Outside spring caliper 150mm
Inside spring caliper 150mm
Hermaphrodite caliper 150mm
Divider spring 150mm
Center punch 100mm
Hammer B.P.0.5kg
IS:1481-1970
2.
3.
4.
5.
6.
7.
8.
Combination pliers 150mm
9.
Safety glasses
10.
File flat bastard 300mm
11.
File flat 2nd cut 250mm
12.
Engineers screw driver
13.
File flat smooth 200mm
14.
Cold chisel flat 25x200mm
TOOLS, INSTRUMENTS AND GENERAL SHOP OUT FITS:15.
Surface plate 400mmx400mm grade1
16.
Table for surface plate 900x900x1200mm
17.
Marking off table 1200x1200x900mm high
18.
Scribing block universal 300mm
19.
Vee block 100/7-80-A
20.
Try square 300mm
21
Outside spring caliper 200mm
22
Divider spring 200mm
23
Inside spring caliper 200mm
24
Straight edge steel 1 meter
25
Straight edge steel 500mm
26.
Steel tape 2 meter in case
27
Steel rule 60cm graduated both in English and metric
units
28
Spirit level 2V 250, 05 meter
29
Hammer B.P.800 gms with handle
30
Screw driver, heavy duty 300mm with handle
31
Hammer lead 1 kg
32
Combination set 300mm
33
Spindle blade screw driver 100mm
34
Allen hexagonal keys 2.5to 12
35
Spanner D.E.G.P. series 2
36
37
38
39
40
41
Adjustable spanner 300mm
Reduction sleeve Morse 1-1, 3-1, 4-1, 4-2, 5-1, 5-2, 6-1
Angle plate size 200x100x200mm
Angle plate adjustable 250x150x175
Solid parallels in pairs(different sizes) in metric
Oil cane pressure feed 500mg
NO.
QUANTITY
12 Nos.
IS:4052-1967
IS:4052-1967
IS:
IS:4083-1967
IS:7177-1974
IS:841-1968 and
620-1985
IS:3650-1973
IS:1179-1967
IS:1931-1962
IS:1931-1962
IS:844-1962
IS:1931-1962
IS:402-1964
6 Nos.
6 Nos.
6 Nos.
6 Nos.
12Nos.
2 Nos.
IS:2285-1963
IS
1No
1NO
1No
2Nos.
2Nos.
2Nos.
2Nos
2Nos
2Nos.
1No.
1No
1No
2Nos.
IS:2949-1964
IS:2103-1962
IS:4052-1967
Is:4083-1967
IS:4052-1967
IS:
IS:1270
IS:1481-1970
IS:5706
IS:841-1963
IS:844-1962
IS:844-1962
IS:
IS:2028-1968
IS:6149
IS:2608-1961
IS:2554-1963
IS:4241-1967
12 Nos.
12 pairs
12 Nos.
12 Nos.
12 Nos.
12 Nos.
12 Nos.
1No
12Nos.
4Nos.
2Nos
1No
4Nos
2sets
6sets of
pieces each
2Nos.
2Nos.
2Nos.
2Nos.
12pairs
6Nos.
7
42
43
44
Oil stone 150x50x25mm
Number drills H.S.S.(parallel shank)
Drill (parallel shank)
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
Twist drills 3mm to 13mm (parallel shank)
Drill chuck 0.20 with taper shank
Center drill A1 to 5
Grinding wheel dresser (diamond)
Grinding wheel dresser hunting time type
Clamps C 100mm
Clamps C 200mm
Tap and die set in box metric pitch
Drill HSS taper shank
File flat 2nd cut 250mm
File flat smooth 200mm
File H/R 2nd cut 250mm
File triangular smooth 200mm
Needle file set
File square 2nd cut 250 mm
Reamer 6mm to 25mm by 1mm
Reamer adjustable 10mm to 15mm by 75mm
Tools bits HSS 6mm square
Tools bits HSS 10mm square
Tools bit holder (Amstrong) L.H
Tools bit holder (Amstrong) R.H
66
Assorted tools for lathe, shaper, slotter and planner of
different shapes and sizes
Hacksaw frame adjustable 250-300 mm with blades
Table chuck 75mm jaw swivel base
Machine vice 200mm swivel base
Machine vice 160mm swivel base
Hand vice 50mm jaw
Radius truing attachment
Angle truing attachment
Compound angle vice(standard sine)
Universal vice
Universal table angle plate
Taper shank twist drill set 6.30mmx1.5mm to suit radial
drilling machine
Shaper tool holder turret type
Base chuck for slotter
Shaper indexing center
Knurling tools(set of 3) straight and diamond
Pliers cutting 200mm
Magnifying glass 75mm
Carbide tipped tools of different sizes and shapes (throw
away tips)
Hand hammer 1kg with handle
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
MILLING CUTTERS:
1
Cylindrical cutter 63x90 bore dia
2
Cylindrical cutter 80x90 bore dia
3
Side and face cutter B 80x8
IS:5101-1969 to
5106-1969
-doIS:2243-1971
IS:664-1963
IS:1988-1962
IS:5103-1963
IS:1931-1972
IS:1931-1972
-do-do-doIS:1931-1972
IS:1836-1961
IS:5168-1969
IS:4502-1968
IS:6335-1971
IS:4378-1973
IS:5148-1965
IS:2163-1963
2Nos.
1set
2sets
1set
1No
2sets
1No
2Nos
2Nos
2Nos
1set
2sets
4Nos
4Nos
4Nos.
4Nos
1No
4Nos
1set
1set
1dozen
1dozen
4Nos.
4Nos
required
2Nos
1No
4Nos
2Nos
2Nos
1No
1No
1No
1No
1No
1set
2Nos
1No
1No
1each
2Nos
2Nos.
2sets
IS:841-1968 and
620-1965
2Nos
IS:1831-1961
IS:1831-1961
IS:6308-1971
3Nos
3Nos
2Nos
as
4
5
6
7
8
9.
Side and face cutter B 160x10
Side and face cutter B 100x12
Side and face cutter B 160x16
Side and face cutter A 200x20
Side and face cutter A 100x10
Equal angle cutter 45 degree/100
IS:6308-1971
IS:6308-1971
IS:6308-1971
IS:6308-1971
IS:6308-1971
IS:6326-1971
3Nos
2nos
2Nos
3Nos
2Nos
2Nos
10. 10.
Equal angle cutter 60 degree/100
IS:6326-1971
2Nos
11. 11.
Equal angle cutter 90 degree/100
IS:6326-1971
2Nos
12. 12.
Double angle unequal cutter 50x12x55 degree
IS:6325-1971
2Nos
13. 13.
Double angle unequal cutter 63x18x60 degrees
IS:6325-1971
2Nos
14. 14.
Double angle unequal 80x32x70 degree
IS:6325-1971
2Nos
15. 15.
Double angle unequal cutter 100x36x75 degrees
16. 16.
Single angle cutter 63x18x45 degree RH
17. 17.
Single angle cutter 63x18x45 degree LH
-do-
1No
18. 18.
Single angle cutter 63x18x60 degree RH
-do-
1No
19. 19.
Single angle cutter 63x18x60 degree LH
9.
MEASURING INSTRUMENTS:1
Micrometer outside 0-25 mm
2.
Micrometer outside 25-50 mm
3.
Micrometer outside 50-75mm
4.
Micrometer depth gauge 0-200mm
5.
Direct reading vernier caliper B 300 (direct reading with
dial)
6.
Vernier height gauge 250 mm
7.
Vernier gear tooth caliper
8.
Vernier bevel protector with 150mm blade
9.
Bevel gauge 200 mm
10.
Telescopic gauge 13mm to 300mm
11.
Sine bar 200mm
12.
Compound dial gauge with stand (metric)
13.
Dial test indicator with magnetic gauge type 1 grade a
with magnetic base
14.
Center gauge 60 degree
15
Slip gauge set (normal set) metric (for the whole
institute)
16
Screw pitch gauge for metric pitches (25-6mm)
17
Radius gauge metric set (1-6mm)
18.
Limit plug gauges 5mm to 25mm by 2.5mm
19
Ring gauges 5mm to 25mm by 2.5mm(go and no go)
20
Taper gauge M.T.No.1,2,3,4&,5
21
Feeler gauge
22
Planner gauge standard size
23
Steel lockers for 12 trainees
-doIS:6324-1971
1No
1No
IS:6324-1971
2Nos
IS:2967- 1964
IS:2967-1964
IS:2967-1964
4nos.
2nos
1no.
1no.
1no.
IS:3651-1964
IS:2921-1960
IS:2092-1969
1no.
1no.
1no.
1no.
1set
1no.
1no.
1no.
IS:2984-1966
1no.
1set
IS:4239-1970
IS:5359-1969
IS;4211-1967
IS:5273-1969
IS:2251-1965
IS:2251-1965
IS:3179-1965
IS:3314-1965
2sets
1set
1set
1set
1set
1no.
1no.
1no.
24
Steel chair for instructor
25
Steel table for instructor
26
Work bench for fitters with 2 vices of 100mm jaw
27
Steel cupboard 180x90x45mm
28
Steel cupboard 120x60x45cm
29
Blackboard with easel
30
First aid box
GENERAL INSTALLATION:1
Shaping machine 450mm stroke(motorised)with all
attachments
2
Shaping machine 315mm stroke (hydraulic) with all
attachments
3
Double
column
planner
1500x1000x10000mm(motorised) with all attachments
4
Slotter 180mm stroke (motorised) with all attachments
5
Lathe general purpose all geared-height of centers
150mm to below between centers 150mm supplied with
3 jaw and 4 jaw chuck, face plate, taper turning
attachment steadies etc. and set of lathe tool
6
Tool and cutter grinder 250mm to admit 450 mm
between center-fully motorised work head supplied with
tool rest of different types table clamps and other
attachments
7
Drilling machine pillar 20mm capacity
8
Radial drill 1200mm area motorised with tapping
attachment
9
Silicon carbide grinder for carbide tipped tools
10
Milling machine universal horizontal(motorised) no.1
with all attachments such as –
a)Universal head
b)Vertical head
c)slotting attachment
d)Rack cutting attachment
e)Rotary table
f)dividing head
g)Adaptors, arbors and collets etc. for straight shank and
mill from 3mm to 30mm
11
Milling machine universal horizontal no. zero with all
attachments
12
Milling machine plain type horizontal (motorised) No.2
with all attachments
13
Milling machine vertical no.1 (motorised)with all
attachments
14
Surface grinding machine wheel dia 180mm (or near)
reciprocating table, longitudinal table traverse 200mm(or
near) fitted with adjustable traverse stop. Full motorised
sup[plied with magnetic chuck 250mmx120mm
diamond tool holder set of spanner, grease gun etc.
15
Cylindrical grinder
16
CNC Milling trainer
17
CNC Cutting tool
18
Voltage stabiliser
19
VCP
20
Color +’1’ monitor
21
Cassette taperecorder
IS:1883-1966
-do-
1no.
1no.
1no.
1no.
1no.
1no
1no
IS:5990-1971
2nos
IS:5990-1971
1no
IS:4872-1968
1no
IS:2392-1963
1no
3nos
1no
IS:6893-1973
(part-III)
1no
1no
1no
1no
IS:6893-1973
1no
-do-
1no
-do-
1no
1no
1no
1no
2nos
1no
1no
1no
1no
NOTE:1) 1) No additional items are required to be provided to the batch working in the second shift except
the items under trainees tool kit and trainees lockers
2) 2) Items marked (@) are not required to be provided for any additional batches
3) 3) The specification of a number of item, in the list have been given as per I.S. other item should
also be procured according to I.S. specification if available
4) 4) Training should be imparted on forging heat treatment by utilizing the existing facilities wherever
available. However, the items marked ‘A’ may be procured where such facilities do not exist.
5) 5) Items marked ‘M’ are to be made in the institute as far as possible as training exercises.
6) 6) Items marked ‘A’ are to be provided on loan when required from the central store
7) 7) Items marked ‘A’ are to be procured, if not supplied with the machine.
DRAFT SYLLABUS FOR THE TRADE OF MACHINIST UNDER APPRENTICESHIP
TRAINING SCHEME FOR PERIOD OF 3 YEARS
1ST YEAR:- THE CONTENTS OF THE SYLLABUS FOR THE APPRENTICES AND
2ND YEAR DURING 1ST YEAR AND 2ND YEAR SHOULD BE SAME AS CTS
3RD YEAR –IN 3RD YEAR COURSE OF TRAINING THE OPERATIONS PRESCRIBED FOR 1 ST
YEAR AND 2ND YEAR COURSE TRAINING SHOULD BE REPEATED OR BUSH OF THEIR
SKILLS. BESIDES THAT THE DESIRABLE OPERATION AS PER LIST UNDER SHOULD
ALSO BE COVERED.
Sr.No.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
Practical
Shaping blind, open keyways
Shaping concave, convex, dovetail, teeslot operations
Shaping irregular surfaces
Shaping male female dovetail and jobs
Shaping internal spurgear
Slotting splines male and female
Grinding various cutting tools
Slotting on irregular counter on castings and forging
Slotting both the internal and external spurgear with from tool on circular table
Planning ‘V’ and flat guide on forging and casting
Planning a ‘T’ slot dovetail
Grinding of single point cutting tools for shaper, Slotter planer and lathe
Grinding of form tools
Sharpening of various types of multipoint milling cutter
Cutting of all the types of threads on lathe
Milling spur gear
Milling spur gear by compound indexing
Milling spur gear by differential indexing
Milling sprocket wheel
Milling helical gear
Milling bevel gear
Milling scroll plate
Milling worm and worm wheel
Milling heart, drum, cam
Milling pivot cam
Milling taper and adjustable reamer
27
28
29
30
31
32
33
34
35
36
37
38
39
Milling twist drill
Milling odd and eventooth clutch
Preventive maintenance
Hardening and tempering of single point cutting tool
Grinding ring gauge
Grinding jig
Gear generating by gear hobbling, gear shaping
Grinding of side and face cutter
Briefing about I.S.U.9000
Cost of rework
Importance of quality circles
Necessity of preventive maintenance
Advantages and disadvantages of maintenance