gujarat technological university · 22 measure flow with venturimeter. 23 measure temperature of...

GUJARAT TECHNOLOGICAL UNIVERSITY

Diploma in Mechanical Engineering

Semester: 4

Subject Name MANUFACTURING PRACTICE - I I

LABORATORY EXPERIENCES:

Experience Type Experience Number

DESCRIPTION OF LABORATORY EXPERIENCE

PREPE-RATORY

ACTIVITY

1 a. Cutting speed, feed, depth of cut and Metal Removal

Rate(MRR).

b. Various cutting tools materials, properties and

applications.

c. Various carbide inserts and ISO codification.

d. Calculate RPMs for Lathe, Milling cutter and drill spindle

based on given data. Use equations.

e. Calculate strokes/minute for Shaping machine based on

STUDY 2 Kinematics and motion transmission of Lathe feed box.

3 Kinematics and motion transmission of Lathe all geared head

stock.

4 Kinematics and motion transmission of Shaper machine ram

stoke

5 Mechanism and working of indexing head of Milling machine

6 Kinematics and motion transmission of Drilling Machine

spindle

7 Safety aspects followed in your work shop.

DEMONSTRA

TION AND

STUDY

8 Interpret surface finish, tool life and type of chip formation on

varying cutting parameters for same work piece material and

tool material

.

9 Interpret surface finish and type of chip formation on varying

work piece material with suitable cutting parameters.

10 Compute cutting force using dynamometer.

11 Various Press Tools operations

JOB

PREPERATIO

N

12 Grind Single Point Cutting Tool as per given geometry.

13 Prepare a job on centre lathe as per the given drawing

(Including plain turning, taper turning and grooving)

14 Prepare a job on centre lathe as per the given drawing

(Including plain turning, knurling, threading and boring)

15 Prepare a plain surface and inclined surface on shaping

machine. Also drill minimum two holes.

16 Prepare a job using milling operations including use of

indexing head (Excluding gear tooth cutting) and

drilling/tapping operations.

17 Prepare a Tool Lay-out of a given component for Capstan and

Turret Lathe.

PREPERATION

OF MODEL AND

/OR CHART

18 Individually or in a group, prepare subject related model and /

or chart. This has to be proposed by student/s and has to be

approved by teacher.

SEMINAR

PRESENTATION

AND GROUP

DISCUSSION

19 a) 10 minutes individual seminar presentation on given

topic.

b) Group discussion on given topic.

SCHOOL

WITHIN

SCHOOL

20 Guiding / Sharing /Mentoring the know-how by meritorious

students to lower performing students.

SELF LEARNING

AND

LITURATURE

SURVEY

21 1. Contact with field expert ,seniors, alumni and get further

know-how individually or in a group.

2. Read /refer related book / magazine / article / literature /

product pamphlets-catalogues and share the content.

3. Surf internet and download related movies/articles and

share the content.

4. Visit individually any exhibition/industry and share the

content.

PAPER

SOLUTION

22 Given model paper by concerned teacher,(Not old papers),

prepare solution.

ASSIGNMENT 23 Solve given assignments.

INDUSTRIAL

VISIT

24 Visit at least 3 related industries.

NOTES :

1. Prepare term work report for each experience. 2. Term work report content of each experience should also

include following. (As applicable). a.Experience description / data and objectives. b.Skill/s which is / are expected to be developed in student after

completion of experience. c.Drawing of experience / setup with labels/nomenclature to carry out the

experience d.The specifications of machines / equipments / devices / tools /

instruments /items/elements which is / are used to carry out and to

check experience. e.Process parameters / setup settings’ values applied to carry out

experience. f. Steps / Process description to execute experience. g.Information on recent machines / equipments / devices / tools /

instruments /items available in market to carry out the experience. h.Problems occurred/faced ,their causes and solution/s applied.

i. Special / Additional notes or remarks. 3. Distance Learning manual, photocopies, printed content, etc. are not permitted in

Term work report of student of regular mode. Focus should be on developing the term work as original efforts of students.

4. Term work content of industrial visit report should also include following. a. Brief details of industry visited. b. Type ,location, products, rough layout, human resourse, etc of

industry. c. Details, description and broad specifications of

machineries/processes observed. d. Safety norms and precautions observed. e. Student’s own observation on Industrial environment, culture and

attitude. f. Any other details / observations asked by accompanying faculty.

5. Term work includes workshop log book and experience logbook duly certified by workshop instructors and subject teachers.

Reference Books:

Sr. No Name of Books Author

1. Workshop Technology I & II J.A.Schey

2. Workshop Technology I & II

Raghuwanshi

3. Workshop Technology I, II & III

W.A.J. Chapman

4. Manufacturing Processes

M.L.Begman

5. Production Technology

R.K.Jain and S.C.Gupta

6. Welding Engineering

B.E.Rossi

7. Audles Welding Guide

F.D.Graham

8. Manufacturing Processes

S.E.Rusinoft

9. Production Technology

H.H.Marshall

10. Production Technology HMT

11. Tools design Cyril Donaldson, G.H Le Cain

V.C. Glood



Semester: 4

Subject Name MEASUREMENT PRACTICE


Experience Type Experience Number


PREPE-RATORY ACTIVITY

1 a. S.I. basic, supplementary and derived units and their conversions. b.Study surface plate-material, alignment and applications. c.Various drafting, surface finish and geometrical symbols. d. Axis, centre, angles, plane, solid angle.

STUDY 2 Coordinate Measuring Machine.

3 Control systems.

DEMONSTRA TION AND STUDY

4 Slip gauges.

5 Various surface textures, manufacturing processes and surface finish achieved. Use microscope and /or surface roughness tester .Compute typical profile of surface roughness.

6 Various transducers and sensors.

7 Potentiometer sensor

8 Piezoelectric sensors and light sensors.

PERFORMANCE

9 Measure external , internal and depth dimensions with the help of vernier caliper.

10 Measure external dimensions with the help of outside micrometer.

11 Measure internal dimensions with the help of inside micrometer.

12 Measure internal dimensions with the help of telescopic gauge.

13 Compare external and internal measurement done by vernier caliper, vernier dial caliper and outside / inside micrometer.

14 Measure angle between different planes by using bevel protector.

15 Measure angle between two planes with the help of sine bar and slip gauges.

16 Measure straightness.

17 Measure flatness.

18 Measure roundness of circular bar with dial gauge and draw a polar diagram.

19 Measure and /or derive from basic measurement various elements of external screw threads. Use 1. Two and three wire methods. 2. Thread micrometer method 3. Optical / projection method. 4. Screw thread ring gauge

20 Measure and /or derive from basic measurement various elements of internal screw threads. Use screw thread plug gauge also.

21 Measure different elements of gear by using Gear tooth vernier caliper.

22 Measure flow with venturimeter.

23 Measure temperature of hot body with the help of thermocouple.

24 Inspect similar fifty pieces by plug gauge / snap gauge.

25 Calibrate vernier caliper and outside micrometer.

SEMINAR PRESENTATION AND GROUP DISCUSSION

26 a) 10 minutes individual seminar presentation on given topic.


SCHOOL WITHIN SCHOOL

27 Guiding / Sharing /Mentoring the know-how by meritorious students to lower performing students.

SELF LEARNING AND LITURATURE SURVEY

28 1. Contact with field expert ,seniors, alumni and get further know-how individually or in a group. 2. Read /refer related book / magazine / article / literature / product pamphlets-catalogues and share the content. 3. Surf internet and download related movies/articles and share the content. 4. Visit individually any exhibition/industry and share the content.

PAPER SOLUTION

29 Given model paper by concerned teacher,(Not old papers), prepare solution.


INDUSTRIAL VISIT

31 Visit at least 2 to 3 related industries.

NOTES :

1. Prepare term work report for each experience. 2. Term work report content of each experience should also include

following. (As applicable). a.Experience description / data and objectives. b.Skill/s which is / are expected to be developed in student after completion of experience. c.Drawing of experience / setup / instruments with labels/nomenclature

to carry out the experience

d.The specifications of machines / equipments / devices / tools / instruments /items/elements which is / are used to carry out and to check experience

e. Process parameters / setup settings’ values applied to carry out experience. f. Steps / process description to execute experience. g. Information on recent machines / equipments / devices / tools / instruments /items available in market to carry out the experience. h. Problems occurred/faced ,their causes and solution/s applied. i. Special / Additional notes or remarks.

3. Distance Learning manual, photocopies, printed content, etc. are not permitted in term work report of student of regular mode. Focus should be on developing the term work as original efforts of students.

4. Term work content of industrial visit report should also include following. a.Brief details of industry visited. b.Type ,location, products, rough layout, human resourse, etc of industry. c.Details, description and broad specifications of machineries/processes observed. d.Safety norms and precautions observed. e.Student’s own observation on Industrial environment, culture and attitude. f.Any other details / observations asked by accompanying faculty.

5. Term work includes experience logbook duly certified by subject teachers. REFERENCE BOOKS:

1. Engineering Metrology R.K.Jain 2. Mechanical and Industrial Measurement R.K.Jain 3. Metrology and Instrumentation Tahir 4. Metrology and Instrumentation Gupta 5. Mechanical Measurement R.S.Sirohi

& H.C.Radhakrishna

6. Handbook of Dimensional Measurement Francis T. Fargo 7. Gear Metrology C.A.Scoks 8. Practical Engineering Metrology K.W.B.Sdarp, Pitman 9. Industrial Instrumentation Donald A. Eckman 10. Instrumentation - Pressure & Liquid level F.E. Doyle. 11. Mechanical measurements and instrumentation R.K.Rajput (KATSON) 12. Mechatronics W.Bolten (PEARSON) 13. Mechatronics HMT 14. Fundamentals of Fluid Mechanics Dr.D.S.Kumar (KATSON)

15. Fluid Mechanics Douglas (PEARSON)



Semester: 4 Subject Name METROLOGY AND INSTRUMENTATION

Sr. No.

Course content

1. INTRODUCTION

1.1 Need, Scope & importance of metrology and instrumentation in industries.

1.2 List of major mechanical industries in GUJARAT having their metrology and

instrumentation lab .

1.3 Need of attitude, knowledge & skill required for using metrology and

instrumentation aids in industries.

1.4 Inspection –types as for variables and attributes, need in industry, need for

mass production.

1.5 Classification and functions of inspection including centralized and

decentralized inspection.

1.6 Relationship between inspection and metrology.

1.7 Elements of measurement and factors affecting it.

1.8 Concept, need and importance of standard and specification.

1.6 Relationship between interchangeability and selective assembly.

1.7 Understand the fundamental linear measuring unit.

1.8 Concepts of computer aided inspection, working system and applications,

coordinate measuring machine.

2. LINEAR MEASUREMENT

2.1 Least count, accuracy, precision, error.

2.2 Direct and indirect measuring instruments including digital type measuring

instruments (All types of instruments must be included)-Construction, elements

and their functions, methods for setting, least count, method to use ,

precautions to be taken in handling, and applications.

2.3 Errors in measurements.

2.4 Working and use of dial indicator.

2.5 Selection of instrument for given situation.

3. ANGULAR MEASUREMENT

3.1 Universal Bevel protectors, angle gauges, sine bar, spirit level.

3.2 Electronic level, clinometers, auto collimator, photo electric auto collimation.

3.3 Angle decker and taper gauges.

4. TESTING OF STRAIGHTNESS, FLATNESS AND SQUARENESS

4.1 Concept of straightness, flatness, squareness and roundness

4.2 Testing of straightness, flatness, squareness and roundness.

5. ASSESSMENT OF SURFACE ROUGHNESS

5.1 Terminology associated with surface roughness.

5.2 Surface roughness testing systems and direct and indirect measuring

instruments for the same.

5.3 Measurement of surface roughness, computation of typical profile.

5.4 Relationship of machining processes and surface texture.

6. SCREW THREAD MEASUREMENT

6.1 Terminology associated with screw thread measurement.

6.2 Measurement methods of external and internal thread elements.

6.3 Study of all type of thread measuring instruments.

7. GEAR MEASUREMENT

7.1 Terminology associated with gear measurements.

7.2 Various methods of measuring and deriving gear elements.

7.3 Gear tooth vernier caliper, Parkinson’s gear tester, David Brown gear tooth

form testing.

7.4 Tool room microscope as projection method for small gear.

7.5 Involute curve checking.

8. LIMITS GAUGES

8.1 Concept of gauging types and uses of gauges.

8.2 Use of various gauges .

8.3 Given a situation to be gauged, suggest the suitable type of gauges.

9. SENSORS AND TRANSDUCERS

9.1 Definitions and concept.

9.2 Static and dynamic characteristics.

9.3 Potentiometer sensor, electrical resistance strain gauge, optical encoder,

proximity switch, piezoelectric sensors and light sensors.

10. TEMPERATURE MEASUREMENT

10.1 Principles of temp. measuring devices.

10.2 Bimetal thermometer, pressure spring thermometer, resistance thermometer,

thermister, thermocouple, pyrometer.

10.3 Errors in temperature measurement.

10.4 Given a situation , suggest suitable temperature measuring device, stating

reasons for selection.

11. 11 PRESSURE MEASUREMENT

11.1 Pressure measuring devices - types, applications, and its

constructional details including vacuum.

11.2 Use of manometers, elastic gauges, tactile sensor and pressure transducers.

12. FLOW MEASUREMENT

12.1 Classification of flow measuring devices.

12.2 Use of various volumetric meters.

12.3 Application of obstruction meters.

12.4 Special methods of flow measurements.

12.5 Given a situation, select proper flow measuring device and justify it.

13. AUTOMATIC CONTROLS

13.1 Meaning, general aspects and application of automatic control.

13.2 Automatic control system such as open loop control, feed back control, on-off

control and proportional control.

13.3 Control responses such as pneumatic, hydraulic, electric and electronics.

14. CALIBRATION OF INSTRUMENTS

14.1 Need of calibration.

14.2 Standards.

14.3 Various standard procedures for calibration of instruments.

14.4 Calibration procedure of the given instrument.

REFERENCES

1. Engineering Metrology R.K.Jain

2. Mechanical and Industrial Measurement R.K.Jain

3. Metrology and Instrumentation Tahir

4. Metrology and Instrumentation Gupta

5. Mechanical Measurement R.S.Sirohi

& H.C.Radhakrishna

6. Handbook of Dimensional Measurement Francis T. Fargo

7. Gear Metrology C.A.Scoks

8. Practical Engineering Metrology K.W.B.Sdarp, Pitman

9. Industrial Instrumentation Donald A. Eckman

10. Instrumentation - Pressure & Liquid level F.E. Doyle.

11. Mechanical measurements and instrumentation R.K.Rajput (KATSON) 12. Mechatronics W.Bolten (PEARSON) 13. Mechatronics HMT 14. Fundamentals of Fluid Mechanics Dr.D.S.Kumar (KATSON)

15. Fluid Mechanics Douglas (PEARSON)



Semester: 4

Subject Name PLANT MAINTENANCE AND SAFETY

Sr. No.

Course content

1. INTRODUCTION TO MAINTENANCE ENGINEERING 1.1 Need, Scope & importance of plant maintenance and safety in

industries. 1.2 Need of attitude, knowledge & skill required for shop floor maintenance

tasks in industries. 1.3 Definition and aims of maintenance engineering. 1.4 Primary and secondary functions and responsibilities of maintenance

department. 1.5 Types of maintenance. 1.6 Maintenance cost and its relation with replacement economy. 1.7 Service life of equipment.

2. TRIBOLOGY 2.1 Wear : Types, causes and effects. 2.2 Friction and its effect. 2.3 Wear reduction methods. 2.4 Lubricants and Lubrication procedure. 2.5 Bearing types and application.

3. CORROSION AND ITS PREVENTION 3.1 Corrosion, factors affecting the corrosion. 3.2 Types of corrosion. 3.3 Corrosion prevention methods.

4. RECOVERY METHODS FOR THE EQUIPMENT MAINTENANCE 4.1 Recovery, methods of recovery. 4.2 Selection of recovery methods. 4.3 Life of Machine tools and equipment.

5. PLANNING AND SCHEDULING OF MAINTENANCE ACTIVITIES 5.1 Fault tracing, activities in fault finding. 5.2 Decision tree. 5.3 Sequence of fault finding activities shown as decision tree. 5.4 Draw a decision tree for mechanical and Hydraulic equipments.

6. MAINTENANCE , BREAKDOWN MAINTENANCE 6.1 Types of fault in Machine tools. 6.2 Periodic inspection. 6.3 Degreasing, cleaning and repairing scheme. 6.4 Overhauling of components. 6.5 Repair complexities and its use. 6.6 Breakdown maintenance-causes, strategies to attend, remedial

actions, types of spares to be stored , examples. 6.7 Maintenance of pumps, compressors and D.G. sets.

7. PREVENTIVE MAINTENANCE 7.1 Preventive maintenance. 7.2 Steps and need of preventive maintenance. 7.3 Advantages. 7.4 Two major divisions of activities. 7.5 Frequency cycle. 7.6 Program and schedule of preventive maintenance. 7.7 Repair complexity. 7.8 Typical forms for preventive maintenance. 7.9 Aids to a good preventive maintenance, its type and effect on

preventive maintenance.

8. INDUSTRIAL SAFETY 8.1 Accident : causes, types, results and control. 8.2 Safety awareness. 8.3 Safety color code. 8.4 Mechanical and electrical hazards. 8.5 Methods of safe guarding the machine and equipment. 8.6 Fire prevention and fire fighting methods. 8.7 Safety training. 8.8 Duties of safety inspector, boiler inspector and fire officer.

9. CONDITION MONITORING 9.1 Concept, need, scope and applications of condition monitoring.

10. RECONDITIONING AND RETROFITTING OF MACHINE TOOLS 10.1 Reconditioning : advantages, process, features and

fundamental activities. 10.2 Retrofitting : concept, need and application.

11. INSTALLATION AND TESTING OF INDUSTRIAL EQUIPMENT 11.1 Foundation :effect and design, foundation materials, size and

plan of foundation. 11.2 Erection and application of erection equipment. 11.3 Testing and aligning methods used for industrial equipment.


Experience Type Experienc

e Number


PREPERATORY

ACTIVITY

1 a. Wear, corrosion, erosion and friction.

b. Types and standards/designations of various

lubricants.

c. Terminology related to various geometrical symbols,

precision , accuracy and alignment.

DEMONS TRATION

AND STUDY

2 Assembly and disassembly of given case. Observe rules,

sequence of disassembly operations, cleaning ,

inspection, measuring deviations , recovery methods

,testing and assembling.

3 Hydraulic drive of a machine tool and enumerate the

salient points of maintenance aspect.

4 Use of fire fighting equipment.

5 Foundation for any one from the following:

(a) Machine tool (b) Compressor (c) I.C. engine.

6 D.G. set maintenance aspects.

7 Decision tree for fault finding for any two from followings: -

Bicycle - Boiler - Electric motor - D.G.sets - I.C. Engine

-Compressor- Hydraulic pump.

8 Recovery methods.

PERFOR MANCE

9 Measure amount of wear on given components.

10 Maintenance of any two from tailstock, chuck, feedbox,

indexing head and other such devices.

11 Attend reported break down machine.

12 Prepare a test chart of a newly installed or repaired

machine tool.

CASE STUDY

13 Select appropriate recovery method for given case. Put

your observations, findings and justifications.

14 Prepare a planning and scheduling of maintenance

activities for typical workshop by using computer.

15 Prepare a preventive maintenance schedule of the typical

workshop.

16 Given situation/accident conditions select the first aid

treatment given to victimized.

SEMINAR

PRESENT

ATION AND

GROUP DISCUSSI

ON

17 a) 10 minutes individual seminar presentation on

given topic.


SCHOOL

WITHIN

SCHOOL



SELF

LEARNING AND

LITURAT

URE SURVEY

19 1. Contact with field expert ,seniors, alumni and get

further


2. Read /Refer related book / magazine / article /

literature /

Product Pamphlets-catalogues and share the

content.

3. Surf internet and download related movies/articles

and share the content.

4. Visit individually any exhibition/industry and share

the content.

PAPER SOLUTION 20 Given model paper by concerned teacher,(Not old papers),

prepare solution.


INDUSTRIAL VISIT 22 Collect information and prepare a report regarding

tribology practice (lubrication methods, bearings etc.) in

various industries (Industrial visit) for various machineries ,

also collect information and prepare report on condition

monitoring techniques adopted in industry.

NOTES :

1. Prepare term work report for each experience.

2. Term work report content of each experience should also

include following. (As applicable).

a. Experience description / data and objectives.

b. Skill/s which is / are expected to be developed in student after

completion of experience.

c. Drawing of experience / setup with labels/nomenclature to carry out

the experience

d. The specifications of machines / equipments / devices / tools /

instruments /items/elements which is / are used to carry out and to check

experience.

e. Process parameters / setup settings’ values applied to carry out

experience.

f. Steps / Process description to execute experience.

g. Information on recent machines / equipments / devices / tools /

instruments /items available in market to carry out the experience. h.

Problems occurred/faced ,their causes and solution/s applied.

i. Special / Additional notes or remarks.

3. Distance Learning manual, photocopies, printed content, etc. are not permitted in

Term work report of student of regular mode. Focus should be on developing the

term work as original efforts of students.

4. Term work content of industrial visit report should also include following.

a. Brief details of industry visited.

b. Type ,location, products, rough layout, human resourse, etc of

industry.

c. Details, description and broad specifications

of

machineries/processes observed.

d. Safety norms and precautions observed.

e. Student’s own observation on Industrial environment, culture and

attitude.

f. Any other details / observations asked by accompanying faculty.

5. Term work includes experience logbook duly certified by subject teacher.

REFERENCES BOOKS:

(1) Maintenance Engineering Handbook Higgins & Merrow

(2) Maintenance Engineering H.P.Garg

(3) Maintenance of Machine Tools Gilbirg & Merrow

(4) Handbook of Machine Foundation P. Shrinivasulu C.V.

Vaidyanathan

(5) Pump Handbook Karassik, Krutzch, Fraser,

M. G.H.

(6) Occupational Safety Management and Willie Flammer

Engineering

(7) Foundation Engineering Handbook Winterkorn, Hans

(8) Foundation Design and Practice Seelye, Eiwyne

(9) Pump-Hydraulic Compressors Audels

(10) Safety and good house keeping N.P.C.(Dr.A.N.Saxena)

(11) Safety Education W. Wayne Worick

(12) Factory Act 1948

(13) Boiler Act 1951(I.B.R.)

(14) Erection and Installation of Mir Publication Metallurgical Plant

(15) Corrosion handbook.



Semester: 4

Subject Name THEORY OF MACHINE

Sr.

No. Course content

1. INTRODUCTION

1.1 Need, Scope & importance of Theory of Machine in Design and Analysis.

1.2 Need of developing analytical attitude, Knowledge & skill required for design

and analysis.

1.3 Basic terminology related to machines and mechanisms.

1.4 Development of different mechanisms.

- Four bar mechanism.

- Slider crank mechanisms.

- Inversion.

2. VELOCITY AND ACCELERATION DIAGRAMS

2.1 Basic concept used in solving velocity and acceleration problems.

2.2 Approach to solve velocity and acceleration problems related to

mechanisms using

- Graphical Methods

- Klein’s Construction

3. CAMS AND CAM PROFILES

3.1 Introduction, function and types of cams and cam followers.

3.2 Types of motions and displacement for different types of cam and cam

followers.

3.3 Construction of different types of cam profile for given data.

4. FRICTION

4.1 Introduction and basic concept of friction related to body motion on:

- Horizontal plane

- Inclined plane (up and down)

4.2 Appreciate the role of friction in thrust bearing, pivot bearing and collars,

considering

- uniform wear and uniform pressure.

4.3 Function and working of different types of clutches.

4.4 Types and working of simple friction brakes.

4.5 Different types of dynamometers, operational principles and working.

5. POWER TRANSMISSION

5.1 Introduction, need, modes and applications.

5.2 Rope –types, applications.

5.3 Belt drive-types, terminology, ratio of tensions, effect of centrifugal forces

and initial tension.

5.4 Gear trains- types and application.

6. FLY WHEEL AND GOVERNOR

6.1 Turning moment diagram, Use, T.M. diag. for different machines and

torque determination.

6.2 Coefficient of fluctuation of speed and energy .

6.3 Flywheel : Functions , types and moment of inertia and weight calculation.

6.4 Governor : functions, types and terminology associated.

7. BALANCING AND VIBRATION

7.1 Concept, types of balancing, balancing of masses revolving in the same

plane.(only description),basic concept of balancing reciprocating masses.

7.2 Terminology of vibration, causes and remedies of vibration.


Experience Type Experience

Number


PREPERATORY

ACTIVITY

1 a. Scalar and vector quantity.

b. Various subject related units and their important equations

and conversions.

c. Sketch various elements (like piston, crank, connecting

rod, screw, cam, clutch, brake, flywheel, governor,

etc.)covered in this subject from actual items and with

functions of each.

DEMONSTRATI

ON AND STUDY

2 a. Kinematics and motion transmission of at least five

mechanisms including single slider crank mechanism and

any one four bar mechanism.

b. Working of any one type of clutch and any one type of

brake.

c. Working of flywheel and governor.

d. Working of any one type of cam with follower.

SHEET

PREPERATION

AND REPORT

3 2 Problems on single slider crank - mechanism. (Relative

–velocity method).

4 2 Problems on single slider crank Mechanism . (By Klein’s

construction method).

5 2 Problems on four bar chain mechanism.

6 2 Problems on drawing cam profile(for Knife edge and Roller types

followers - offset type).

TUTORIAL

SOLUTION

7 a. Calculation of frictional torque and power from given

data assuming uniform wear and uniform pressure

condition.

b. Example on belt drive .

c. Example on gear drive.

d. Types of Turning moment diagram and example on

calculation of fly wheel weight.

e. Example on balancing using graphical and analytical

methods.

f. Example on vibration.

PREPERATION

OF

MODEL AND /OR

CHART

8 Individually or in a group, prepare subject related mechanism

model and / or chart. This has to be proposed by student/s and

has to be approved by teacher.

SEMINAR

PRESENTATION

AND GROUP

DISCUSSION

9 a) 10 minutes individual seminar presentation on given topic.


SCHOOL

WITHIN

SCHOOL



SELF LEARNING

AND

LITURATURE

SURVEY

11 1. Contact with field expert ,seniors, alumni and get further


2. Read /Refer related book / magazine / article / literature /

Product Pamphlets-catalogues and share the content.

3. Surf internet and download related movies/articles and

share the content.

4. Visit individually any exhibition/industry/Institute’s

workshop

and find various mechanisms. Prepare the report on this

and share the content.

PAPER

SOLUTION

12 Given model paper by concerned teacher,(Not old papers),

prepare solution.


NOTES :

1. Prepare term work report for each experience.

2. Term work report content of each experience should also include

following. (As applicable).

a. Experience description / data and objectives.

b. Skill/s which is / are expected to be developed in student after

completion of experience.

c. Drawing of experience / setup with labels/nomenclature to carry out

the experience

d. The specifications of machines / equipments / devices / tools /

instruments /items/elements which is / are used to carry out and to check

experience.

e. Process parameters / setup settings’ values applied to carry out

experience.

f. Steps / Process description to execute experience.

g. Information on recent machines / equipments / devices / tools /

instruments /items available in market to carry out the experience. h.

Problems occurred/faced ,their causes and solution/s applied.

i. Special / Additional notes or remarks.

3. Distance Learning manual, photocopies, printed content, etc. are not permitted in

Term work report of student of regular mode. Focus should be on developing the term

work as original efforts of students.

4. Term work content of industrial visit report should also include following.

a. Brief details of industry visited.

b. Type ,location, products, rough layout, human resourse, etc of

industry.

c. Details, description and broad specifications of

machineries/processes observed.

d. Safety norms and precautions observed.

e. Student’s own observation on Industrial environment, culture and

attitude.

f. Any other details / observations asked by accompanying faculty.

5. Term work includes experience logbook duly certified by subject teacher.

REFERENCES BOOKS:

Sr. No Name of Books Author

1. Theory of Machines Jagdishlal

2. Theory of Machines C.S.Shah & N.C.Pandya

3. Theory of Machines Abdulla Shariff

4. Theory of Machines Shah & Jadvani

5. Theory of Machines Simplified K.C.Narang

6. Theory of Machines R.S.Khurmi

7. Theory of Machines P.L.Bellaney

8. Theory of Machines R.C.Patel B.M.Patel & L.B Shah

9. Technical Dynamics L.B. Shah



Semester: 4

Subject Name MANUFACTURING ENGINEERING -I I

Sr. No.

Course content

1. INTRODUCTION AND FUNDAMENTALS OF METAL REMOVAL PROCESSES. 1.0 Need, Scope & importance of Manufacturing processes in industries. 1.1 List of major Manufacturing processes industries in GUJARAT . 1.2 Need of attitude, Knowledge & skill required for shop floor supervisor in

Manufacturing processes industries. 1.3 Differentiate between forming and generating processes. 1.4 Movements of tool, job, slides and chuck during cutting operation,

concepts of cutting speed, feed and depth of cut. 1.5 Mechanism of cutting action . 1.6 Chip formation, types of chips. 1.7 Orthogonal and oblique cutting. 1.8 Forces acting on tool and chip, methods to compute cutting force using

dynamometer. 1.9 Functions and types of chip Breakers. 1.10 Cutting fluid- Basic need, types, properties and its applications. 1.11 Influence of cutting variables on surface finish, tool life, economy , and mass

production. 1.12 Metal removal rate (MRR).

2. KINEMATICS OF MACHINES. 2.1 Definition and concept. 2.2 Various kinematics examples-sketch, elements, working and applications. 2.3 Common features of all machine tools. 2.4 Machine tool elements, drives and controls. 2.5 Common motion transmission methods in machine tools. 2.6 Principle of setting speed and feed.

3. BASIC MACHINE TOOLS 3.1 Define and classify basic machine tools. 3.2 Types, constructional features, transmissions, working principle, (using

block diagram also),detailed specification, various mechanisms used,

materials for important elements, and selection criteria of following basic machine tools.

* Lathe Machine * Drilling Machine * Milling Machine * Shaping Machine * Slotting Machine * Planning Machine * Boring Machine. 3.3 Safety precautions.

4. CAPSTAN AND TURRET LATHE 4.1 Constructional features and working principle. 4.2 Functions and applications. 4.3 Difference between Capstan and Turret lathe. 4.4 Preparation of tool layout.

4.5. Merits and Demerits of Capstan and Turret lathe in comparison with basic centre lathe.

4.6 Safety precautions.

5. CUTTING TOOLS 5.1 Various cutting tools materials, their compositions and properties. 5.2 Alloying elements in tool materials and their effects. 5.3 Carbide inserts, its designations, its need, applications and benefits.(As perISO) 5.4. General cutting parameters for various cutting tools materials and work

piece materials. 5.5 Various Cutting Tools (With tool geometry, nomenclature,tool materials,

sketch/drawing of each, ISO/BIS standards,)used for various operations on Lathe Machine, Milling Machine, Drilling Machine, Shaping Machine, Slotting Machine, Boring Machine ,Planning Machine and Capstan/Turret machines. Also specify cutting parameters for each cutting tool for commonly used work piece materials for commonly used operations.

5.6 Tool life, tool wear and machinability, factors affecting them. 5.7. Relation between cutting speed and tool life. 5.8 Resharpening of cutting tools.

6. PRESSES AND PRESS TOOLS 6.1 Classifications, constructional features, working and applications of resses. Driving mechanism and its application criteria.

6.2 Press tools - Punch, Die, constructional features, Die assembly, punch and Die materials, clearance between punch and Die, Types of Dies,their working and its specific applications.

6.3 Press working - Various press working operations, its definition and field of applications.

6.4 Safety precautions

REFERENCE BOOKS: 1. Workshop Technology I & II 2. Workshop Technology I & II 3. Workshop Technology I, II & III 4. Manufacturing Processes 5. Production Technology 6. Welding Engineering 7. Audles Welding Guide 8. Fundamentals of Tool design 9. 10. Manufacturing Processes 11. Production Technology 12. Production Technology 13. Tool design

J.A.Schey Raghuwanshi W.A.J. Chapman M.L.Begman R.K.Jain and S.C.Gupta B.E.Rossi F.D.Graham ASTM S.E.Rusinoft H.H.Marshall HMT Cyril Donaldson,G.H.LeCain, V.C.Gloo

gujarat technological university · 22 measure flow with venturimeter. 23 measure temperature of...

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