industrial questions
TRANSCRIPT
-
7/31/2019 Industrial Questions
1/4
1)What are the types of fit?
Ans:Clearencefit,Transitionfit,interference fit
2)Expand MMC
Ans:Maximum Material Condition
3)Expand LMC
Ans:Least Material Condition
4)What is a device that holds and locates the workpiece and guides the tool?
Ans : Jig
5)What is the fit that is usually seen in shaft rotating in a bush?
Ans :Clearence fit
6)What materials are preferred for jig?
Ans :Cast iron, Grey cast iron, Steel Masonite, plastic.
7)What materials are preferred for fixtures?
Ans :Cast iron, steel ,grey cast iron
8)Name the various types of clamp in jig?
Ans :Screw clamp,Flatclamp,Pivoted clamp, Equalisingclamp,Latchclamp,Swing plate clamp,Double
acting clamp,wedgeclamp,cam clamp.
9)What is the coating given to hob cutters?
Ans :Chromium and Aluminium coating
10)Through which method the coating for hob cutters is done?
Ans: Through Vapor deposition method.
11)What is the maximum gear reduction achievable in the case of worm gears?
Ans :1:40
12)How will be the tool and bed in shaping machine?
Ans: the tool will be moving and the bed will be stationary
-
7/31/2019 Industrial Questions
2/4
13)What is the use of double head boring machine?
Ans :Boring Facing and Step turning can be done
14)Which tool is used to sharp the blunt tools?
Ans: Pedestrial tool grinder
15)which component prevents the leakage of water into the motor?
Ans: Chromet
16)Which material is used for the manufacture of circlip?
Ans:Iron
17)What are used in rotor for the conduction?
Ans: Aluminium stampings
18)Which is used to make the internal thread in the work piece?
Ans: Hand tap
20)A semi automatic machine which copies the pattern on to the workpiece?
Ans:Copy turning lathe.
21)What process makes the diameter of the drilled hole to be equal?
Ans: Burnishing Process.
22)KF represents ..
Ans: Key Fitting
23)What is meant by flute in multi point cutting tool?
Ans: Adjacent channel formed in the body of the reamer to provide cutting edge
24) Which part of the multi point cutting tool is known as land?
Ans:It is the Section of the reamer between adjacent flutes.
25)hat are the types of chips formed?
Ans.continous,discontinuous,discontinuous with built up edge
26)what are the types of single point cutting tool?
-
7/31/2019 Industrial Questions
3/4
Ans.ground type and tipped type
27)what is chamfer?
Ans.it is the angular cutting portion at the entering end of reamer.
28)what is heel?
Ans.it is the trailing edge of the land in the direction of rotation for cutting.
29)___________ is the portion on the flute surface adjacent to the cutting edge.
Ans.face
31)_______ is provided for pouring oil in lathe gear box?
Ans. Elbow pipe
32)______ is used to change the clutch engagement by means of a lever
Ans. Catch
33)what is the speciality of planning machine?
Ans.In the planning machine ,the bed with the workpiece moves and the tool is fixed
34)what makes the tool to move up and down in a shaping machine?
Ans.clapper box
35) Which mechanism allows only the forward motion and resists the backward motion?
Ans.paul and rachet mechanism
36)expand ATC and APC
Ans.ATC-automatic tool change
APC-automatic pallet change
37) Which component holds the suction housing firmly ?
Ans.circlip
38)__________ is used for releasing the air in the submersible motor pump.
Ans.Diaphragm
39)what is buffing?
-
7/31/2019 Industrial Questions
4/4
Ans.buffing is used to clean the unpainted part of the motor.it consist of wheel,which gets rotated by a
motor with the help of flexible shaft.
40)turning and facing are done at the same time in ______________________
Ans.chuckmatic lathe