CIIHATTISGARII SWAMI VIVEKANAND TECHNICAL UNIVERSITY, BHILAI (C G) Semester: B.E. V Sem. Branch: Mechanical Engg. Subfect: Manufacturing Science - ll UNIT.I Forging Principle, types, tools and fixture of forging, forging dies, forging machines, forging design, drop forging die design, upset forging die design, forging practice and process capabiliS, forging defects, lnspection and testing of forged parts. Extrusion Principle, extrusion processes, process parameters, extrusion equipment, extrusion defects. uNtT - il Rolling Principle, classification of rolled products, types of rolling, rolling mill train components, roll pass design for continuous mill. Drawing Wire drawing, tube drawing: Principle, setup, type, process capability. uNrT - ilt Press Working Types of presses, selection of press, components of a simple press, press working operations - shear, bending, drawing etc., types of dies, die sets, considerations in die design, scrap strip layout. Jigs & Fixtures Degree of freedom, principles of location and clamping, locating, clamping and indexing devices, principles of design, design of simple jigs and fixtures. UNIT- IV Grinding Processes, machines, design consideration for grinding, specification of grinding wheel, process parameters, economics of grinding. Gear Gutting Principle of gear generations, principle motion and kinematic arrangement of gear shaping and gear hobbing machines, gear cutting on milling machines. UNIT-V Unconventional Machining Advantages, application and limitation, survey of Non-conventional machining processes, mechanics of metal removal, tooling, equipment, process parameters and surhce finish obtained & specific application of following processes - EDM, ECM, USM, AJM, EBM and LBM. Flow Turning Principles, production of conical, cylindrical and parabolic shapes, spinability test, forces in power spinning, numerical problems. Thread Rolling Principle, advantages and disadvantages, types of thread rolling, numerical problems.
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Manufacturing Science -2 Qpaper Nit Raipur Mech 5th Sem
Manufacturing Science -ll QPAPER NIT RAIPUR MECH 5TH SEM
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CIIHATTISGARII SWAMI VIVEKANAND TECHNICALUNIVERSITY, BHILAI (C G)Semester: B.E. V Sem. Branch: Mechanical Engg.Subfect: Manufacturing Science - ll
UNIT.I
ForgingPrinciple, types, tools and fixture of forging, forging dies, forging machines, forging design, drop forging die design,upset forging die design, forging practice and process capabiliS, forging defects, lnspection and testing of forgedparts.
ExtrusionPrinciple, extrusion processes, process parameters, extrusion equipment, extrusion defects.
uNtT - il
RollingPrinciple, classification of rolled products, types of rolling, rolling mill train components, roll pass design forcontinuous mill.
DrawingWire drawing, tube drawing: Principle, setup, type, process capability.
uNrT - ilt
Press Working
Types of presses, selection of press, components of a simple press, press working operations - shear, bending,drawing etc., types of dies, die sets, considerations in die design, scrap strip layout.
Jigs & Fixtures
Degree of freedom, principles of location and clamping, locating, clamping and indexing devices, principles ofdesign, design of simple jigs and fixtures.
UNIT- IV
Grinding
Processes, machines, design consideration for grinding, specification of grinding wheel, process parameters,economics of grinding.
Gear Gutting
Principle of gear generations, principle motion and kinematic arrangement of gear shaping and gear hobbingmachines, gear cutting on milling machines.
UNIT-V
Unconventional MachiningAdvantages, application and limitation, survey of Non-conventional machining processes, mechanics of metalremoval, tooling, equipment, process parameters and surhce finish obtained & specific application of followingprocesses - EDM, ECM, USM, AJM, EBM and LBM.
Flow Turning
Principles, production of conical, cylindrical and parabolic shapes, spinability test, forces in power spinning,numerical problems.
Thread RollingPrinciple, advantages and disadvantages, types of thread rolling, numerical problems.
Subject: Manufacturing Science -IIBRANCH: MECTIANICAL NN GINEER.ING
"i-ime: Three Hours
Note: I) Attempt all questions.2) All parts of each question should be answered together.
Code; n{ffi S9515
Max Marks: 80Min Marks: 28
(A) i) What are forging design consideration?
, ii) Explain drop forging, Press forging, and upset forging.(B) uExplain
Direct Forward ExtrusionIndirect or Backward Extrusion
(C) Describe characteristics and Defects of Forged part.
(A) Elaborate the Principle of Rolling operation.(B) Desciibe the method i:nd considerations slflssigning of rill pass.
(C) Explain the method of Tube drawing operation
(A) Explain Blanking and Piercing operation.(B) Define and differentiate the Jigs and Fixtures.(C) Describe 6-Point location principle ol JiSs & Fixture.
(A) Explain the f'ollowing of Grinding Wheeli) Glazing andii) Dressing
(B) Explain Extemal Center less Grinding operation.(C) Describe Gear I{obbing process.
III
I8
I
Write short Note on an;'fol.r:
(A) Electron Discharge machining
(B) Laser Beam machining
(C) Write the Principle of production of cylindrical shapes through flow turning.
(D) Forces in Power Spinning
(E) Thread rolling-Principle, advantages and disadvarrtages"