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Machine Design And Industrial Drafting

Mechanical

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Code : 131902 Common Name : MDID Year : 2 Sem : 3
Theory Hours : 4 Practical Hours : 2 Tutorial Hours : 0 Credits : 6
Exam Marks : 70 Midsem Marks : 30 Practical Marks : 50 Total : 150


Syllabus Topics


Design consideration of Machine Parts
Definition and understanding of various types of design, Morphology of design, Design procedure, , Selection of materials, Properties and I.S. coding of various materials, factors of safety, Stress Concentration and methods of relieving stresses, Types of stresses-tensile, compressive, shear, bending, bearing, crushing, Eccentric axial stresses, rinciple stress, Residual stresses,



Design of Fasteners
a)Design of Riveted Joints:Types of riveted joints, design of double and triple riveted butt joints with equal and unequal cover plates, Design of Circumferential joint,Longitudinal Butt Joint, Eccentric loading. b) Welded Joints Types of welded joints, stresses in welded joints, Design for various loading conditions in torsion, shear, or direct load, eccentrically loaded welded joints, welding symbols. c) Miscellaneous Joints:Design of Gibb and cotter, and knuckle joint, Design of Spigot and socket Joint, Design of Turn buckle.



Design of Shaft
Design of solid and hollow shaft for transmission of torque, bendingmoment and axial forces, Design of shaft for critical speed, design of shaft for rigidity and stiffness, flexible shafts.



Keys and Couplings
Design of different types of keys, design of a muff and clamp coupling,Rigid coupling, Flange Coupling, Flexible coupling- Oldham, universal coupling.



Power Screws
Types of power screw threads, design of screw with different types of threads used in practice, Design of nuts, Design of C clamp, Screw jack, toggle jack, design of coupler.



Levers
General Procedure for design of levers, design of lever for safety valve, design of bell crank lever, design of rocker arm for exhaust valves.



Assembly Drawings
Drawings of assembled view for the part drawings of the following using propionate dimensions. a) Engine parts – cylinder, liners, piston, connecting rod, crank shaft, stuffing boxes, cross heads, Eccentrics. b) Machine parts - Screws jacks, Machine Vices, Plummer block, Tailstock. c) Valves: Steam stop valve, spring loaded safety valve, feed check valve and air cock



Production drawing
Elements of production drawing, Fits and tolerance, allocation of fits for various mating parts, tolerance data sheet, and tolerance table preparation Geometric tolerance.



Surface roughness
Roughness and Machining symbols, indication on drawings.



Introduction to Auto CAD
Starting with AutoCAD, AutoCAD dialog boxes, Co-ordinate Systems, drawing lines, circle, arcs, rectangle, ellipse, polygons, etc.



Editing sketched objects
Editing sketches, moving, copying, pasting, offsetting, scaling, chamfering, trimming, mirroring. Filleting, sketched objects.



Basic dimensioning
Geometric dimensioning and Tolerance: Dimensioning AutoCAD, Creating linear, rotated, angular aligned base line Dimensions, Modifying dimensions.



Creating and modifying 3D objects using AutoCAD.
Creating and modifying 3D objects using AutoCAD.



Plotting the drawings in AutoCAD,
Plotting the drawings in AutoCAD, plotting drawing using the plot dialog box, adding plotters and using plot styles, plotting sheets.




Books

Machine Design

P.C Sharma and D. K. Aggarwal - S.K. Kataria & Sons 2009

Machine Design

Shigley - Tata McGraw hill

Design of Machine Elements

V. B. Bhandari - Tata McGraw Hill Publishing Co.

Machine Design - Solved Problems

S. G. Kulkarni - Tata McGraw Hill Publishing Company Ltd., New Delhi

Machine Component Design (Vol. I & II)

William Orthein - M/s. Jaico Publishing

Machine Drawing

N.D. Bhatt - Charator Publication

Machine Drawing

N.D. Bhatt - Charator Publication

Machine Drawing

P.S. Gill - S.K. Kataria & Sons New Delhi

AutoCAD 2009 CENGAGE learning Indian Edition

Sham Tickoo

Machine Drawing

P.J Shah - S.Chand Publication

Mechanical Engineering Design

Joseph Edward Shigley and Charles R. Mischke - McGraw Hill International Edition,

Exam Papers

Sem200920102011201220132014
3Dec - 2009
21-12-2009


Dec - 2010
15-12-2010


Mar - 2010
10-03-2010


Dec - 2011
15-12-2011


May - 2011
27-05-2011


Dec - 2012
04-01-2013


May - 2012
09-05-2012


Nov - 2013
28-11-2013


May - 2013
27-05-2013


May - 2014
26-05-2014


May - 2014
26-05-2014



GTU Result

ExamTotalPassPass %FailFail %AA
6,8414,25962.262,58237.741
9,6157,20074.882,41525.1213
11,8698,13968.573,73031.4364
16,3918,75953.447,63246.5622


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