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Machining = Chip formation by tool
Types of chips
Discontinuous chips Continuous chips
• Turning• Boring• Milling• Planing• Shaping• Broaching• Drilling
• Filing• Sawing• Grinding• Reaming• Honing• Tapping
List of Machining Processes
• Cutting processes– Single point: e.g. shaping, planning, turning, boring, etc.– Multiple point: e.g. milling, drilling, etc.
• Abrasive processes– Grinding, honing, etc.
Classification of Conventional Machining
5
CNC Lathe
6
Lathe Parts
7
insert
holder
Typical Inserts in Machining
8
Old Lathe
Machining Processes
10
Boring
11
Old Boring Machine
12
Old Planning Machine
13
Shaping
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Trepanning
15
(a)Drilling
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Milling
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Horizontal Milling
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Vertical Milling
19
Milling types
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Broaching
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Reamers
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Honing
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Machine-Tapping
External Threading Dies
Hand- Tapping
Threading
END
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