Manufacturing Process-iii_question Bank
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SCOE Mechanical Engineering Department FIFTH SEMESTER B.E SUBJECT :- MANUFACTURING PROCESS-III Question Bank Unit I Metal cutting Que [1] :- Draw the neat sketch of single point cutting tool &show its elements . Que [2]:- Explain properties of cutting tool material. Que [3]:- What are the different factors which governs the tool life . Que [4] :- What is the effect of rake angle,nose radius provided on cutting tool. Que [5]:- Explain the difference between orthogonal and oblique cutting . Que [6]:- Explain the cutting forces in orthogonal cuttings merchant circle Diagram for cutting forces . Que [7]:- What are the different method of cutting force measurement . Que[8]:- Differentiate between continious chip &discontinuous chip.
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Transcript of Manufacturing Process-iii_question Bank
SCOE Mechanical Engineering Department
FIFTH SEMESTER B.ESUBJECT :- MANUFACTURING PROCESS-III
Question Bank
Unit I
Metal cutting
Que [1] :- Draw the neat sketch of single point cutting tool &show its elements .
Que [2]:- Explain properties of cutting tool material.
Que [3]:- What are the different factors which governs the tool life .
Que [4] :- What is the effect of rake angle,nose radius provided on cutting tool.
Que [5]:- Explain the difference between orthogonal and oblique cutting .
Que [6]:- Explain the cutting forces in orthogonal cuttings merchant circle Diagram for cutting forces .
Que [7]:- What are the different method of cutting force measurement .
Que[8]:- Differentiate between continious chip &discontinuous chip.
Que [9]:- State the different cutting fluids .list out its types & requiredProperties .
Que [10]:- Give the classification of cutting tool.
Unit II
Gear Manufacturing
Que [1] :- What is the pinion cutter gear generating process
Que[2]:- What are the different metho of gear manufacturing.
Que[3]:- Describe bevel gear generating process.
Que[4]:- Explain the different gear finishing processes .
Que[5]:- Explain the gear grinding .
Que[6]:- Explain the selection of gear cutter for cutting helical or spiral gears .
Que[7]:- Explain the method of gear inspection .
Que[8]:- Why undercutting occurs in the gear teeth ?How can it be prevented?
Que [9]:- Explain the gear hobbing process.
Que[10]:- Explain with neat sketch of gear planning process?
UNIT –III [A]
PRESS WORKING
Que[1]:- How presses are classified ?
Que [2]:- Draw the neat sketch of hand ball press and name all parts .
Que[3]:- Explain the classification of press on the basiis of different methods of Power transmission .
Que[4]:- Draw the neat sketch of mechanically operated press and explain its Working
Que[5]:- State and explain the different driving mechanism used in presses
Que[6]: What are the main parts of power press?
Que[7]:- Differentite between A]punching and blanking B]blanking and piercing
Que[8] :- Explain the following press operations A]trimming b] shaving c]slitting d]lancing E] notching f] perforating g]nibbling .Que[9]:- Compare progressive die with progressive die
UNIT III [B]
Jigs and fixture
Que[1]:- Differentiate between jigs and fixture .
Que[2]:- What do you understand by locating devices . Que[3]:- Write short note on A] support pin B] jack pins C] external pin location Que[4]:- Explain with sketches different locating pins .Que[5]:- Explain with figure Vee locators .Que [6] :- What is clamping ? What are the requirements of clamping devices?
Unit IV
Capstan and Turret Lathe
Que 1] Give the comparison among the center lathe, turret lathe and capstan lathe
Que 2] State the advantages of capstan and turret lathe over center lathe .
Que 3] Write short note on principle parts of capstan and turret lathe .
Que 4] Sketch and explain the indexing mechanism used for indexing the turret On capstan and turret lathe
Que 5] State the work holding devices used for capstan and turret lathe & sketch Two types of collet used for bar holding.
Que 6] Sketch the bar feeding mechanism used for feeding the bar in turret lathe and name the parts
Que 7] Draw the figure of capstan and turret lathe showing main components
Unit V
Non conventional machining process
Que[1]:- Give the classification of non-conventional machining methods
Que[2]:- What is electric discharge machining ?Give applications of it draw the Diagrammatic sketch of EDM and name the parts
Que[3]:- Explain the importance of wire cut EDM .
Que[4]:- State the principle of electron beam machining and state its applications.
Que[5]: Explain the plasma arc machining .
Que[6]:- What is the principle of laser beam machining (L.B.M.)?State its limitations?
Que[7]:- State the advantages and dis- advantages of laser beam machining processes over other unconventional machining processes.
Que[8]:- Explain the process of electrochemical machining and state its applications.
Que[9]:- What is chemical machining process.explain in short?
Unit VI
Advance welding methods
Que[1]:- Give the classification &difference between joining process.
Que[2]:- What is arc welding? Explain metal arc welding ? Que[3]:- Explain (GMAW)or MIG welding process with
advantages ,limitations and suitability
Que[4]:- What is the difference between TIG and MIG welding.
Que[5]:- Explain the tungsten inert gas arc welding ?
Que[6]:- What is the principle of atomic hydrogen welding.
Que[7]:-. What is the principle of plasma arc welding.
Que[8]:- Explain the process of electrochemical welding and state its Applications
Que[9]:- Explain the seam welding process.explain in short?
Max. Marks:-50 Sub:-MP-I
Instruction:- i) Neat diagrams must be drawn wherever necessary.------------------------------------------------------------------------------------------------------------
Q.1 (a) Explain with neat sketches the following pattern. Also state their uses.i) Split pattern ii) sweep pattern iii) gated pattern (6) (b) Explain in brief various allowances provided on pattern. (5) (c) Draw neat sketch of cupola furnace. Explain different heat zones in it. (5) ORQ. 2 (a) Explain the properties of good moulding sand. (5)(b) Explain the probable causes and remedies for the following casting defects.
i) Shrinkage cavity ii) Blow holes iii) Air inclusion iv) Gas holes v) Drop (5)(c) Draw sketches of various types of gates used in sand moulding. State the importance. (6)Q. 3 (a) Discuss the advantages & disadvantages of cold working process over hot workingProcess. (5)b) Explain the following processes with neat sketches.i) Forward extrusion ii) Rotary swaging (6)c) Describe with neat sketches only 3-high rolling mill & cluster rolling mill. State theirrelative merit. (6)ORQ. 4 a) Describe with neat sketch the board hammer used for drop forging. (5)b) What are the various operation, which can be performed on sheet metal usingPresses. (6)c) Describe the following processes.i) Spinning ii) HERF (high energy rate forming) (5)Q. 5 a) Describe the following welding processes stating their applications.i) Seam & projection welding ii) Gas tungsten arc welding (GTAW) (8)b) Describe different types of flames used in gas welding along with their application. (4)c) What is plastic? Explain any one plastic moulding process. (6)ORQ. 6 a) Describe the following welding processes stating their applicationsi) Submerged arc welding ii) oxy acetylene gas welding (8)b) Differentiate between A.C. arc welding and D.C. arc welding. (4) c) Compare forged part with cast part in relation to mechanical properties (3)d) What is impact Extrusion? (3)
