1. COMPUTER NUMERICAL
CONTROL (CNC) MACHINE
Digitally Operated Machine

2. An introduction about CNC
Machine
1.What is CNC machine ?
2.How is CNC technology is better than other
old aged machines ?

3. Types of CNC machines
1.Based on machining centers
• Vertical
• Horizontal
• Multi Axis
• Unmanned
2.Turning machines
Horizontal Axis
Vertical Axis Turning machines

4. 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

5. Based on operating principles
they use
• Based on feedback control
Open Loop
Closed Loop
• Based on control system contour

6. Closed loop working principle of
CNC systems

7. Feedback loop in a CNC system