### FORMAT OF I A TEST QUESTION PAPER (CIE) | MACHINE TOOL TECHNOLOGY | DIPLOMA | MODEL QUESTION PAPER

 Test/Date and Time Semester/year Course/Course Code Max Marks Ex: I test/6 th weak of sem 10-11 Am I/II SEM MACHINE TOOL TECHNOLOGY 20 Year: Course code:15ME43T Name of Course coordinator :                                                                                             Units:   CO’s: Question no Question MARKS CL CO PO 1 2 3 4

 MODEL QUESTION PAPER (CIE)

Note: Internal Choice may be given in each CO at the same cognitive level (CL).

 Test/Date and Time Semester/year Course/Course Code Max Marks Ex: I test/6 th weak of sem 10-11 Am III SEM MACHINE TOOL TECHNOLOGY 20 Year: 2015-16 Course code:15ME43T Name of Course coordinator :                                                                                             Units:1,2 Co: 1,2   Note:  Answer all questions Question no Question MARKS CL CO PO 1 Describe briefly the Metal removal process. 05 R 1 1,2 2 Give four examples for Orthogonal Cutting& Oblique Cutting. 05 U 1 1,2 3 Sketch and Explain taper turning attachment in a lathe OR Sketch and Explain the thread cutting operation in a lathe 10 A 2 1,2

MODEL QUESTION PAPER

3-                                                                                           Semester Diploma Examination

## MACHINE TOOL TECHNOLOGY

Time: 3 Hours]                                                                                            [Max Marks: 100

Note: Answer any SIX from Part A and any SEVEN from Part B PART-A6x5=30 marks

1.     Give four examples for Orthogonal Cutting & Oblique Cutting

2.     Explain steady rest and follower rest

3.     Differentiate between capstan and turret lathe.

4.     Write specification of shaper

5.     Define w.r.t shaper: Cutting Speed, Feed, and Depth of cut machining time

6.     Explain with sketch end milling

7.     Explain Counter sinking and counter boring

8.     Explain wheel truing and dressing

PART-B                           7x10=70 marks

11.  Explain the Process of chip formation with sketch

12.  Explain the three taper turning methods with line sketch 13.Explain the important method of holding work in a lathe

14. Explainwith neat sketch the working of Hydraulic shaper mechanism

15.   Explain with neat sketch the working of planer. 16.Explain with sketch twist drill geometry

17.Explain with sketch Column and knee type of milling machine. 18.Explain with neat sketch cylindrical grinder

19.  Sketch and explain Electric Discharge Machining

20.  Describe briefly the principle of Additive manufacturing.

# MODEL QUESTION BANK

III Semester Diploma in Mechanical Engineering COURSE TITLE: MACHINE TOOL TECHNOLOGY

COI: UNDERSTAND THE CONCEPT AND BASIC MECHANICS OF METAL CUTTING

LEVEL: REMEMBER

1.     Describe briefly the Metal removal process.

2.     State the condition that would allow continuous chips formation.

3.     State the difference between orthogonal cutting & Oblique Cutting.

4.     List the cutting tool materials.

5.     List how tool wear can be minimised.

6.     State the important characteristics of cutting tool materials.

7.     List the factors to be considered for the selection of tool materials.

8.     List the properties of cutting fluid.

9.     List the factors affecting tool life.

10.  Name five cutting Tools Material.

11.  State the tool variables &machine variables affecting the machinability.

12.  Give the classification of Cutting Fluids. List few examples in case.

13.  Define tool wear and State the reasons for tool wear.

14.  Define Tool Life.

15.  Define cutting fluid. State the Function of Cutting Fluids.

16.  Describe briefly the Mechanics of Metal cutting.

LEVEL: UNDERSTANDING

17.  Explain orthogonal cutting.

18.  Explain Oblique Cutting.

19.  Give four examples for Orthogonal Cutting& Oblique Cutting.

20.  Explain the Different type of chips.

LEVEL: APPLICATION

21.  Write the classification of machine tools.

22.  Outline the classification of cutting tools.

23.  Write and explain Taylor’s Tool Life Equation.

24.  Illustrate the importance of various Single point cutting tool angles.

25.  Sketch the geometry of single point cutting tool.

26.  Sketch the Process of chip formation.

LEVEL: REMEMBER

1.     List various operations that can be performed in lathe.

2.     State the advantages of turret lathe over capstan lathe.

3.     List the difference between capstan lathe and automats.

4.     List the important method of holding work in a lathe.

LEVEL: UNDERSTANDING

5.     Distinguish capstan lathe with centre lathe.

6.     Differentiate between capstan and turret lathe.

7.     Differentiate between steady rest and follower rest.

8.     Explain with sketch 3 jaw chuck.

9.     Explain with sketch 4 jaw chuck.

10.  Explain the process of cutting internal threads in a lathe.

11.  Explain any Two taper turning methods with sketch.

12.  Explain the thread cutting operation with sketch.

13.  Explain with neat sketch lathe mandrel.

14.  Explain with sketch face plate.

LEVEL: APPLICATION

15.  Write the Specification Of a centre Lathe.

16.  Sketch taper turning attachments.

17.  Compare the applications and disadvantages of 3 jaw chuck & 4 jaw chucks

18.  Sketch and explain the working of single spindle automats.

19.  Sketch and explain the working of multiple spindle automats.

LEVEL: REMEMBER

1.     Define w.r.t shaper: Cutting Speed, Feed, and Depth of cut machining time.

2.     List the operation performed on a shaper.

3.     List the various operations performed in planer.

4.     List the various operations performed in slotter.

LEVEL: UNDERSTANDING

5.     Differentiate between shaper and planer.

6.     Classify the shapers

LEVEL: APPLICATION

7.     Write specification of shaper.

8.     Sketch and Explain the working of slotter.

9.     Sketch and Explain the working of Shaper

10.  Sketch and Explain the working of Hydraulic shaper mechanism.

11.  Sketch and Explain the working of Planer.

LEVEL: REMEMBER

1.     Define Jig and fixture.

2.     State the importance of jig.

3.     List the importance of fixture.

4.     Describe briefly any two locating devices with sketch

5.     State the advantages of up milling.

6.     State the advantages of down milling.

7.     Define w.r.t milling: Cutting Speed, Feed, and Depth of cut machining time.

LEVEL: UNDERSTANDING

8.     Explain with sketch twist drill geometry.

9.     Explain reaming and tapping process.

10.  Explain Counter sinking and counter boring

11.  Explain with neat sketch face milling.

12.  Explain with neat sketch slab milling.

13.  Differentiate between jigs and fixture.

14.  Explain with neat sketch up milling and down milling process.

15.  Write the classification of milling cutters.

16.  Distinguish between a plain milling cutter and a side-milling cutter.

LEVEL: APPLICATION

17.  Sketch and Explain the working of radial drilling machine.

18.  Sketch and Explain end milling.

19.  Sketch and explain drill jig.

20.  Sketch Column and knee type of milling machine and label the parts

LEVEL: REMEMBER

1.     State the specification of grinding wheel.

2.     How the grinding wheels are selected.

3.     List various super finishing process.

4.     State the advantages of centre less grinding over cylindrical grinding.

5.     Describe wheel truing and dressing.

LEVEL: APPLICATION

6.     Sketch and Explain the working of surface grinding.

7.     Sketch and Explain the working of centre less grinding.

8.     Sketch and Explain the working of cylindrical grinder.

9.     Write the classification of grinding process.

LEVEL: UNDERSTANDING

1.     Describe briefly the principle of Additive manufacturing.

2.     Give the classification of non-conventional machining process.

3.     Differentiate between AJM and ultrasonic machining.

4.     Give the classification of the non-conventional machining process.

LEVEL: APPLICATION

6.     Sketch and explain Ultrasonic Machining.

7.     Sketch and explain Abrasive jet machining process.

8.     Sketch and explain Electric Discharge Machining.

9.     Sketch and explain Electron Beam Machining.

10.  Sketch and explain Laser Beam Machining.