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Short Notes: Machining & Machine Tool Operations

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 Page 1


1
MACHINING OPERATIONS 
AND MACHINE TOOLS
1. Turning and Related Operations
2. Drilling and Related Operations
3. Milling
4. Machining & Turning Centers
5. Other Machining Operations
6. Shape, Tolerance and Surface Finish
7. Machinability
8. Selection of Cutting Conditions
9. Product Design Consideration
Page 2


1
MACHINING OPERATIONS 
AND MACHINE TOOLS
1. Turning and Related Operations
2. Drilling and Related Operations
3. Milling
4. Machining & Turning Centers
5. Other Machining Operations
6. Shape, Tolerance and Surface Finish
7. Machinability
8. Selection of Cutting Conditions
9. Product Design Consideration
2
d
f
D
o
D
f
L
1. Turning & Related Operations
• Turning – a machining 
process in which a 
single-point tool remove 
material from the 
surface of a rotating 
work piece. (Lathe)
v
vfd MRR
f
L
T
Nf f
d D D
D
v
N
r
m
r
f o
o
=
=
=
= -
=
2
p
Rotational Speed:
Feed rate:
Time of machining:
Material Removal Rate:
Page 3


1
MACHINING OPERATIONS 
AND MACHINE TOOLS
1. Turning and Related Operations
2. Drilling and Related Operations
3. Milling
4. Machining & Turning Centers
5. Other Machining Operations
6. Shape, Tolerance and Surface Finish
7. Machinability
8. Selection of Cutting Conditions
9. Product Design Consideration
2
d
f
D
o
D
f
L
1. Turning & Related Operations
• Turning – a machining 
process in which a 
single-point tool remove 
material from the 
surface of a rotating 
work piece. (Lathe)
v
vfd MRR
f
L
T
Nf f
d D D
D
v
N
r
m
r
f o
o
=
=
=
= -
=
2
p
Rotational Speed:
Feed rate:
Time of machining:
Material Removal Rate:
3
Operations related to Turning
Facing Taper turning
Contour turning
Form turning
Chamfering
Cutoff
Threading Boring
Drilling
Knurling
Page 4


1
MACHINING OPERATIONS 
AND MACHINE TOOLS
1. Turning and Related Operations
2. Drilling and Related Operations
3. Milling
4. Machining & Turning Centers
5. Other Machining Operations
6. Shape, Tolerance and Surface Finish
7. Machinability
8. Selection of Cutting Conditions
9. Product Design Consideration
2
d
f
D
o
D
f
L
1. Turning & Related Operations
• Turning – a machining 
process in which a 
single-point tool remove 
material from the 
surface of a rotating 
work piece. (Lathe)
v
vfd MRR
f
L
T
Nf f
d D D
D
v
N
r
m
r
f o
o
=
=
=
= -
=
2
p
Rotational Speed:
Feed rate:
Time of machining:
Material Removal Rate:
3
Operations related to Turning
Facing Taper turning
Contour turning
Form turning
Chamfering
Cutoff
Threading Boring
Drilling
Knurling
4
Work Holding
• Mounting between 
two centers (Dog & 
Live center)
• Chuck
• Collet
• Face plate
Page 5


1
MACHINING OPERATIONS 
AND MACHINE TOOLS
1. Turning and Related Operations
2. Drilling and Related Operations
3. Milling
4. Machining & Turning Centers
5. Other Machining Operations
6. Shape, Tolerance and Surface Finish
7. Machinability
8. Selection of Cutting Conditions
9. Product Design Consideration
2
d
f
D
o
D
f
L
1. Turning & Related Operations
• Turning – a machining 
process in which a 
single-point tool remove 
material from the 
surface of a rotating 
work piece. (Lathe)
v
vfd MRR
f
L
T
Nf f
d D D
D
v
N
r
m
r
f o
o
=
=
=
= -
=
2
p
Rotational Speed:
Feed rate:
Time of machining:
Material Removal Rate:
3
Operations related to Turning
Facing Taper turning
Contour turning
Form turning
Chamfering
Cutoff
Threading Boring
Drilling
Knurling
4
Work Holding
• Mounting between 
two centers (Dog & 
Live center)
• Chuck
• Collet
• Face plate
5
Engine Lathe
Bed Carriage
Headstock
Tailstock
Tool 
post
Threaded 
Lead Screw
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