K L University 2008 B.Tech Mechanical Engineering machine tools - Question Paper

KONERU LAKSHMAIAH COLLEGE OF ENGINEERING
(AUTONOMOUS)
III/IV B.TECH-I SEMESTER OCT/NOV 2008
Machine tools(ME-316)
Time:3hrs Max.Marks-60
ans 1 ques. from every

ans all units


UNIT-I

1.a)Explain the various operations performed on lathe. (6M)
b)what are lathe attachments?explain any 1 with neat sketch (6M)
(OR)
2.a)Differentiate ranging from 3-jaw chuck and 4-jaw chuck. (6M)
b)how do you specify a lathe?explain with a neat sketch. (6M)

UNIT-II

3.a)Explain the kinematic scheme of the shaping and slotting machines. (6M)
b)Expalin the principle of radial drilling machine with a neat sketch. (6M)
(OR)
4.a)Explain any 1 of the quick return mechanisms in a planner. (6M)
b)Differentiate ranging from jig boring machine and deep hole drilling machine. (6M)

UNIT-III

5.a)Explain the salient features of universal milling machine. (6M)
b)Explain the simple indexing mechanism with an example. (6M)
(OR)
6.a)Classify the millin machines and discuss the operations performed on universal
milling machines. (6M)
b)with neat sketches discuss cutters used on milling machines. (6M)

UNIT-IV

7.a)Explain the specifications of grinding wheels. (6M)
b)compare the process of boring,honing and lapping.give application of every proces(6M)
(OR)
8.a)Explain the selection of grinding wheels. (6M)
b)Explain the subsequent related to grinding wheels.
i.)grain size ii.)abrasive iii.)grade of the wheel (6M)

UNIT-V

9.a)Explain the principla of six-point location of a component. (6M)
b)What are the design principles for a clamping?Explain with neat sketches. (6M)
(OR)
10.a)Diferentiate jig and fixture. (6M)
b)Explain the design principles for location. (6M)

Earning:   Approval pending.