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Faculty of Engineefing & Technology, sRM University, Kattankulathur - 603203School of Mechanical Engineering

Department of Mechanical EngineeringCourse plan

\__,

Course codeCourse titleSemesterAcademic year Isemester

ME0403Metrology and Quality Control720 t t - ' l 2 l odd

(July - November 2011)

Date : 05 July 2011

Section details:Section

RoomNo.

Details of Facultv memberName Room No. Inter

comNo.

e-mail id Studentcontacttime

A Hal+ot Mrs.A.Vijaya MEC3O2A I 839 v ij ay aa@ktr. srmuniv. ac. r n Wed1-1 .3Opm

B HEAlo2- Mr.S.Sundar MEB2O5 t826 sundar_s@ktr. srmuniv.ac. in Mon, Tuel-1.30pm

C 4eA +o3 Mr. D.Raguraman MEC 104 1814 raguraman_srm@ktr.srmuniv.ac.in

Tue1-1 .30om

D MEA.4o+Mr.J.Daniel GladStephen

MEB3O5A l 805 dgstephen@ktr. srmuniv. ac. in Wed1-1 .30pm

Direct assessment details:Name of assessment Marks Topics Tentative date DurationCycle test - I 10 Introduction to

Metrology, Intemaland Extemal screwthreads

2t8trl 100 minutes

Surprise test 05 Linear and AngularMeasurements

22-26"',au9 10 - 15 min

Cycle test - II 10 Gear measurements,surface finish,

Interferometry (up to

laser interferometer)

13/9/l l 100 minutes

Model examination 20 Entire svllabus 28t10nl 3 hoursEnd semester examination 50 Entire syllabus t8 /1r / t l 3 hoursAttendance 05

PURPOSE

1o highlight the basics of metrology and SQC'

INSTRUCTIONAL CIBJECTIVES

To make the siudent t0 understand

Various comparative measurements

Fundamenta|s of gears, thread measurements and measurements of surface finish

. Principle of light wave interference and applications of light wave interference for measurements

Control chart techniques in quality control

Purnose and use of sampling and its benefits

INTRODUCTION TO METROLOGY

Basic concepts - Legal Metrology - Precision - Accuracy - Types of errors - Linear and Angular Measurements -

$tandards of Measurements - srip gauges - caribration - Interchangeability and selective assembly. lntroduction

toComparators-TypesofComparators.Mechanica|,Mechanical .Opt ical ,Electr ica|andElectronic,pneumatic,FluidDisp|acement-Automaticgaugingmachines.CoordinateMeasuringMachine.scREwTHREAD-GEARMEASUREMENTS-SURFACEFIN|SHlnternal and External screw threads : Measurements of various elements of thread - Best size wire - Two and

threewiremethod.Gear:Measurementsofvar iouse|ements-Constantchordmethod-Basetangentmethod.surface Finish: surface topography definitions - Measurement of surface Texture - Methods - Evaluation of

Sur{ace finish.INTERFEROMETRYPrinciple of light wave irrterference - Lighl sources - Types of Interferometers - Michelson' Twyman Green

specialisation of Michelson, NPL flatness Interferometers, The Pitter NPL gauge - laser intederometer'

Measurement of straightness - Flatness - sguareness - parallelism - circularity - and Rotation'

STATISTICAL QUALITY CONTROL

lntroduction - Definition of Quality - chance causes and assignable causes - sQC Benefits and Limitations'

Fundamentalconceptsinprobabi l i ty-Normalcurve-MeasuresofDispersion-Distr ibut ions-Binomial 'Poisson'Geometr ic,Hypergeometr ic,PoissonasanapproximationtoBinomial 'NormalasanapproximationtoBinomial.Theory of control charts: control charts for Variables - X bar and R charts' standard deviation charts - run up

.rundown-Processcapabi| i tystudies.ControlCha*sforattr ibutes-Fract iondefect ives-Andnumberof

defects - chart sensitivity - control charts for Non conformities - c and u chart'

ACCEPTANCE SAMPLING

Bas icconceptsandoccurye-AQL-LTPD-AoQL-sampl ingPlans-s imp le-Doub le-Mul t ip leandsequent ia|sampl ingp|ans.strat i f iedsamp|ingplansforvariab|es'Re|atedprob|emsusingBlscodebooks'TEXT BOOKS

Jain. R. K', Engineering Metrolagy' Khanna Publishers' New Delhi' 1987

Gupta'R.C.,Sfaf lst ica|Qua| i tyContro| 'KhannaPubl ishers,NewDelhi , l994

REFERENCE BOOKS

Doebl in,E.o.,MeasurementsysfemAppl icat ionsandDesign, lstEdit ionMcGrawHil l 'London'1990Grant E. 1., Stafrsfical Quality Control' McGraw Hill' NewYork' 1984

Gaylor,shotboltandSharp,"MetrologyforEngineers" 'O'R'Cassel 'London'1993

L T P c

ME0403 METROLOGY AND QUALITY CONTROL 3 0 0 3

Prerequisite

Nii

Student outcomes Program Educational Objectives

1. Apply / improve

their knowledge in

basic sciences for

excelling in various

discipl ines of

MechanicalEngineering with

the emphasis on

Design, Thermal

and Manufactur ing.

2. Enhanceprofessionalpractice to meet

the global

standards with

ethical and social

responsibilitY.

3 .industrial,social,

Solve

and

environmentalproblems with

modernengineeringtools.

4. Develop skills to

work in teams, think

intellectually andpursue life-long

learning.

(a) an abi l i tY to aPPIY

knowledge of mathematics,

science, and engineering

X

(c) an ability to design a

system, comPonent, or

process to meet desired

needs within realistic

constraints such as

economic, environmental,

social, political, ethical,

health and safetY,

manufacturabi l i tY, and

sustainabilitY

X X

(e) an ability to identifY,

formulate, and solve

engineering problems

X X

(h) the broad education

necessary to understand

the impact of engineering

solut ions in a global,

economic, environmental,

and societal context

X X

iIII

t'l

Department of Mechanical Engineering

Course designed by

1 Studentoutcome

a l b I c d l e l f I c l h l i I k

X x X X

2 Category GENERAT(G)

BASIC

sctENcEs(B)

ENGINEER:NG

SCIENCES AND

TECHNICAI ART

(E)

PROFESSIONAL

SUBJECTS

tP)

x3 Broad area

(for professional

courses only, i.e'under P.category)

ManufacturingDesign Thermal 6enaral

x

4 Course Coordinator Mrs.A.Vijaya

SRM UNIVERSITY

SCHOOL OF MECHANICAL ENGINEERING

1 COURSE PIAN

Course Code: ME0403

Course Title: METROLOGY AND QUALITY CONTROL

Year/ Sem: lV year-7th semester (Odd)

Session

no

Title/Details of Chapter Reference code of text book

INTRODUCTION TO METROLOGY

1 Basic Concepts - Legal Metrology Tl,Chapter 1,pp 3

2 Precision - Accuracy Tl,Chapter 1,pp9

3 Types of errors Tl,Chapter 1,pp30

4 Linear and Angular Measurements- Slip gauges Tl,Chapter 2, pp t37, Chapter

8,pp 517

5 Standards of Measurements Tl,Chapter 3, pp 267

6 lnterchangeabil i ty and selective assembly Tl,Chapter 4,pp256

7 Introduction to Comparators - Types of Comparators Tl,Chapter 5, pp 363

8 Mechanical , Mechanical - Opt ical , Tl,Chapter 5, pp 365

9 Electr ical and Electronic. T1,Chapter5, pp 374

10 Fluid Displacement - Automatic gauging machines Tl,Chapter 5, pp 397

L 1 Co ordinate Measuring Machine Tl,Chapter 17,pp792

SCREW THREAD - GEAR MEASUREMENTS . SURFACE FINISH

12 lnternal and External screw threads Measurements of

various elements of thread

Tl,Chapter 13, pp 687

13 Best size wire - Two and three wire method. Tl,Chapter 13, pp 692

1.4 Gear: Measurements of various elements Tl,Chapter L5, pp747

rL

tl

i

15 Constant chord method Tl,Chapter 15, pp 743

t6 Base tangent method Tl,Chapter t5, pp744

t7 Surface Finish: Surface topography def ini t ions Tl,Chapter 11, pp 641

18 Measurement of Surface Texture Tl,Chapter 11, pp 646

19 Methods - Evaluation of Surface f inish Tl,Chapter 11, pp 649

INTERFEROMETRY

20 Principle of l ight wave interference Tl,Chapter 6, pp 41.8

2 t Types of lnterferometers - Michelson, Twyman Green

Special isation of M ichelson,

Tl,Chapter 6, pp 453

22 NPL f latness Interferometers, The Pitter NPL gauge Tl,Chapter 6, pp 426,428

23 laser interferometer Tl,Chapter 6, pp 430

24 Measurement of straightness Tl,Chapter 7, pp 473

25 Flatness - squareness Tl,Chapter 7, pp 475,484

26 - paral lel ism - circularity - and Rotation Tl,Chapter 7, pp 479,49L,506

STATISTICAL QUALIW CO NTRO L

27 Introduction, Definit ion of Quality - T2,Chapter 1, pp 19

28 Chance Causes and assignable Causes T2,Chapter 1, pp 25

29 SQC Benefits and Limitations T2,Chapter t, pp2L

30 Fundamental concepts in probabil i ty T2,Chapter 5, pp 157

31 Normal curve - Measures of Dispersion T2,Chapter 5, pp 161

32 Distr ibutions - Binomial, Poisson T2,Chapter 5, PP 163

33 Geometric, HyPer geometric T2,Chapter 5, pp 162

34 Poisson as an approximation to Binomial, Normalas an

approximation to Binomial

T2,Chapter 5, pp 165

35 Theory of Control Charts T2,Chapter 6, pp 779

T2,Chapter 6, PP 191Controt Charts for Variables - X bar and R charts

T2,Chapter 6, PP L97, ChaPter

8, pp 261Standard deviation charts - run up - run down , Process

capability studies

T2,Chapter 8, PP27LControl Charts for attributes

Control charts for Non Conformities - C and U chart'

ACCEPTANCE SAMPLING

T2,Chapter 10, PP 323Basic Concepts and OC curve - AQL

T2,Chapter 10, PP 323

T2,Chapter 10, PP 326Sampling Plans - Simple sequential plan

T2,Chapter 10, PP 329Double sequential samPling Plans

T2,Chapter 10, PP 329Mult iple sequential sampling plans

T2,Chapter 10, PP 333stratif',ed;mpling plans fpr variables Related problems

Text Books:

T1- Jain. R. K., Engineering Metrology, Khanna Publishers, New Delhi,2008, 20th edit ion

T2 -Gupta. R. C., Statistical Quality Control, Khanna Publishers, New Delhi, 1994

Name of the FacultY:

1. Mrs.A.Vijay" 0' 'hvTlr r $

2, Mr.S.Sundar J' l- .-W

3. Mr.D.Raguraman 84""r4. Mr.Danief Glad stephen },Wfi-

ul9-