Sree's - Metal Cutting - Introduction to CNC and Turning Center

Full form for CNC

• Computer Null Control

• Computer Numerical Control

• Computer Number Control

• Computer Numerous Control

Mostly used CNC Control System

• FANUC

• HASS

• LAXMI

• MITUBISHI

Full form for DNC

• Discuss Numerical Control

• Direct Numerical Control

• Distributive Numerical Control

• Delivery Numerical Control

CNC allows rapid design changes in part.

• Yes

• No

In CNC turning centre, tools are held at

• Tool Post

• Capstan

• Chuck

• Turret

How many axes are there in a CNC turning center?

(a)  

In CNC turning, center ______ and ________ are two axes used.

• x, y

• x, z

• y, z

• u, y

When tool moves towards headstock, the axis representation will be.

• -Z

• +Z

• +X

• -X

When the tool moves towards the workpiece, the axis representation will be.

• -Z

• +Z

• +X

• -X

Output of process plan

• Route Sheet

• Gantt Chart

• PFA Matrix

• Job Sheet