Page 16 - TDM - 1st Year - TP - Hindi

Professional Marking different of 28.Make Male & Female ‘Open’ Introduction about metals,
Skill 110 components for fitting with accuracy ±0.05 mm. difference between Metal and Non-
Hrs.; assembling as per (25 hrs.) Metal, properties of metal,
required tolerance Classification of metals and its
Professional applications, pig – iron, cast iron,
Knowledge observing principle of wrought iron, steel-plain carbon
20 Hrs. interchange ability and
check for functionality. steel (Low carbon steel, medium
[Different Fit – Open, and high carbon steels, high speed
Angular, & Square Fit; steel, stainless steel, carbides, etc.)
Required tolerance: (04 Hrs.)
±0.05 mm, angular
tolerance: 1 degree.]
NOS:CSC/N0309

29.Make male & female for square Heat treatment of metals, process-
fit with accuracy ± 0.05 mm. such as annealing, nit riding,
(30hrs.) hardening, tempering, case
hardening, carburizing,cyaniding,
flame hardening, Induction
hardening, purposes and its effects
on the properties of steel. (08 Hrs.)
Getting to know the lathe with its
main components, lever positions
and various lubrication points as well.
Definition of machine & machine
tool and its classification. (08 Hrs.)

30. Angular fitting with male & Getting to know the lathe with
female. (30 hrs.)- Assembly fit with its main components, lever positions
male & female by dowelling and and various lubrication points as
screwing. (25 hrs.) well.Definition of machine & machine
tool and its classification. (08 Hrs.)

Set different shaped 31. Identify & function of different Introduction to lathe. Centre
Professional parts of lathe. Practice on
Skill 32 Hrs.; jobs on different chuck lathe construction, detail function of
and demonstrate operation of lathe (dry/idle run). parts, specification. Safety points to
Professional conventional lathe (10 hrs.) be observed while working on a
Knowledge machine operation 32. Setting lathe on different speed lathe. (07 Hrs.)
07 Hrs. observing standard and feed. (02 hrs.)
operation practice.
[Different chucks:3 33. Profile turning using hand tools-
jaws & 4 jaws, different radius external and internal.
shaped jobs: round, (20hrs.)
square, hexagonal]
NOS:CSC/N0316

Professional Prepare different 34.Grinding of R.H. and L.H. tools, Different types of Lathe
Skill 95 Hrs.; cutting tool to produce parting tool, Round nose tool. operations - facing, turning,
jobs to appropriate (05hrs.) parting-off, grooving, chamfering,
Professional accuracy by performing boring etc.Lathe cutting tool-
Knowledge different turning 35.Checking of angles with angle different types, shapes and different
21 Hrs. gauge / bevel protractor. (02 hrs.)
operations.[Different angles (clearance, rake etc.),
cutting tool – V tool, 36. Grinding of “V” tools for threading specification of lathe tools.
side cutting, parting, of Metric/ British threads. (04hrs.) Types of chips, chip breaker.Tool life,

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