GTU previous question papers -BE- Sem-III -Manufacturing-Process-I -Dec 2011
GTU previous question papers
GUJARAT TECHNOLOGICAL UNIVERSITY
BE SEM-III Examination-Dec.2011
Subject code: 131903
Subject Name: Manufacturing-Process-I
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q:1. (a) With the help of figure explain “ Taper turning by setting over the tail stock method..
(b) Explain in brief different types of Lathe-centres used on tailstock side of a lathe machine.
(c ) Describe various types of chucks used on lathe machine
Q:2 (a) With the help of front-view,top view and side –view draw single point cutting Tool geometry
(b) By drawing neat sketches explain following operations which are performed
On drilling machine : (1) Counter boring (2) Counter sinking
(c ) With the help of figure explain ‘ Hydraulic shaper mechanism 07
( c ) With the help of figure explain ‘Crank and slotted link quick return Mechanism
Q:3 (a) Explain in brief various alignment tests carried out on Lathe-Machine to
Check accuracy level specified by the supplier. 07
(b) With the help of neat sketch explain the “ Jig Boring Machine” 07
Q:3 (a) Explain in brief the various ‘ Indexing – Methods ‘ used on milling machine.
(b) State the salient features of “Universal-Milling Machine Draw the
‘geometry profile generated in the work piece body while taking cuts by following cutters
: (1) Cylindrical cutter (2) Side and Face cutter (3) Double angle cutter (4) Tee-slot Cutter.
Q:4 (a) Explain the difference between ‘Capstan ‘ & ‘ Turret ‘ lathe.
(b) Explain the standard marking system by using six symbols as per IS system
Q:4 (a) Write advantages, limitations and applications of “Broaching-Machines “.
(b) With the help of neat sketches explain the “Setting of band saw teeth “. With The help of neat sketch explain the principle of operation of a horizontal band Saw machine.
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