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