INTRODUCTION TO CNC - Quiz

1) What is the meanings of open loop and closed loop?

These both are programmable data These both are two types of control systems in CNC machines Data collecting systems Data storage system

2) How the CNC machines are generally grouped?

2 Axis only 3 Axis only Multi axis only 2 axis, 3 axis and Multi axis

3) How the programmed spindle speed may modified in increments?

Increments of 15% Increments of 10% Increments of 5% Increments of 100%

4) Which axis the spindle moves on vertical machining centres?

Z axis Y axis X axis B axis

5) What do you mean by VMC?

Virtual Machine Control Vertical Machining Centre Vertical Measuring Centre Vertical Measuring Counter