cncpowerpt
Post on 14-Jun-2015
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COMPUTER NUMERICAL CONTROL (CNC) MACHINE
Digitally Operated Machine
An introduction about CNC Machine
1.What is CNC machine ?
2.How is CNC technology is better than other old aged machines ?
Types of CNC machines
1.Based on machining centers
• Vertical
• Horizontal
• Multi Axis
• Unmanned
2.Turning machines
Horizontal Axis
Vertical Axis Turning machines
3. Grinding machines
Surface Grinding
Cylindrical Grinding
Thread Grinding, etc.
4.Milling Machines
5. Welding Machines
6. Drilling Machines
7. Cutting Machines
8.Shipping Machines
Based on operating principles they use
• Based on feedback control
Open Loop
Closed Loop
• Based on control system contour
Closed loop working principle of CNC systems
Feedback loop in a CNC system
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