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Production Engineering and Robotics Question Paper - Dec 18 - Diploma In Mechanical Engineering (Semester 6) - Maharashtra State Board of Technical Education (MSBTE)
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Production Engineering and Robotics - Dec 18
Diploma In Mechanical Engineering (Semester 6)
Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Draw neat diagrams wherever necessary.
1.a. Attempt any THREE of the following:
1.a.i.
Compare a job production with mass production w.r.t.
product, machines, layout and example.
(4 marks)
11300
1.a.ii.
Explain technique for improving productivity.
(4 marks)
11098
1.a.iii.
Define productivity index. State it with respect to labour,
material and machine.
(4 marks)
11301
1.a.iv.
Explain the concept of line balancing.
(5 marks)
11302
1.b. Attempt any ONE of the following:
1.b.i.
Explain with neat sketch any two material handling devices
used in mass production.
(6 marks)
11159
1.b.ii.
State the meaning of control with its benefits.
(6 marks)
11303
2. Attempt any TWO of the following:
2.a.
Explain the different types of Automated guided vehicle system
and also state its functions and applications.
(8 marks)
11304
2.b.
Define process planning and explain the steps in process planning.
(8 marks)
11305
2.c.
Prepare operation sheet and sequence of operation for the component
to be manufactured on lathe. Shown in Figure No. 1. Assume
suitable cutting parameter.
(8 marks)
11248
3. Attempt any FOUR of the following:
3.a.
Explain any four factor that affects selection of site.
(4 marks)
11200
3.b.
Differentiate between floor and centralized inspection.
(4 marks)
11306
3.c.
Explain the factor affecting process planning.
(4 marks)
11115
3.d.
State the symptoms of bad plant layout.
(4 marks)
11307
3.e.
Define method study. State its objectives.
(4 marks)
11308
3.f.
Explain 3 - 2 - 1 principle of location with neat diagram.
(4 marks)
11217
4.a. Attempt any THREE of the following:
4.a.i.
Differentiate between jig and fixture.
(4 marks)
11254
4.a.ii.
State the meaning of each ‘S’ in ‘5S’.
(4 marks)
11137
4.a.iii.
Differentiate between pneumatic and hydraulic actuator.
(4 marks)
11230
4.a.iv.
Explain the cycle of Kaizen activity
(4 marks)
11133
4.b. Attempt any ONE of the following:
4.b.i.
Prepare outline process chart for replacement of battery
in a car.
(6 marks)
11309
4.b.ii.
State the characteristics of lean manufacturing. (any six)
(6 marks)
11310
5. Attempt any FOUR of the following:
5.a.
Draw the labelled sketch of turning fixture.
(4 marks)
11311
5.b.
Enlist general principle of jig and fixture design.
(4 marks)
11138
5.c.
List the time study equipments and its uses.
(4 marks)
11312
5.d.
Explain degree of freedom in robots.
(4 marks)
11316
5.e.
Describe the vacuum actuated grippers with example.
(4 marks)
11315
5.f.
Explain spherical configuration with sketch.
(4 marks)
11144
6. Attempt any TWO of the following:
6.a.
Explain the Gantt chart used in production planning and control.
State its advantages and disadvantages.
(8 marks)
11110
6.b.
A particular activity of shop floor consist of 3 elements. The
allowances are expressed as percentage of the normal time.
Calculate standard time for each of the activity from following
data.
(8 marks)
11317
6.c.
Describe any two joint types used in Robotic arm and wrist.
(8 marks)
11148
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