81.

82.

83.

84.

85.

86.

87.

88.

89.

90.

How can we ensure that the ram or tool holder of
table?

a slotter does not strike the work piece or

(A) Move the work crosswise by hand (B) Move the ram by hand

(C) Switch on the machine (D)_ Rotate the circular table by hand
The part of slotting machine used for produce circular surfaces:

(^) Rotary table (B) Boring bar

(C) Tool head (D) Universal machine vice

A slot is cut on the body of the ram :

(A) For changing the position of the stroke
(B) For adjust the length stroke

(C) For reduce the weight of ram

(0) hold the counter weight

Clean the machine only when it is:
(A)
(C)

n motion (
Load the job

A slotting tool do not have any

0)

Not in motion
Feed the tool

B)

‎Top rake angle (B)_ Front clearance angle‏ (ھ)

‎(C) Side rake angle (D) Side clearance angle
The milling machine most commonly used in general workshop is :

‎(^) Fixed bed type (0) Special type

‎(C) Column and knee type (D) VMC type

‎Vertical head of a vertical milling machine can bi
legree on either side:

‎(A) 5°
(© 45°

‎(A)
‎(0

‎Arbor support (
Mandrel and lock-nut

‎According to B.LS. specifications stub arbors with
iameters :

‎(A)
‎(0

‎37 mm to 51 mm (
20 mm to 32 mm

‎

‎(A)
‎(0

‎Metal slitting saw cutter
Side and face milling cutter

‎13

‎டு)

‎(0)

‎டு)

‎(0)

‎e swiveled up to an angle of

‎(B) 15

‎55°

‎The tapered end of an arbor is held securely with the milling machine spindle by

‎B) Draw in bar and lock-nut

‎Drive plate and carrier

‎Morse taper shank are available from the

‎B) 31mm to 37mm

‎13 mm to 27 mm

‎The cutter used for milling semi-cylindrical keyways in a shaft is :

‎

‎End mill cutter
Woodruff key cutter

‎(3)

‎014/20 24
[P.T.0.]