CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
A machining center is a highly automated machine tool capable of performing multiple machining operations under computer numerical control in one setup and it can work on more than one face of a component with minimal human attention.
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
We know that the turning operation reduces the diameter of a workpiece to a specified dimension and produces a smooth part finish.
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
comparison of nc and cnc with conventional systems: CNC Machines - Manufacturing Technology
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
1. It increases the memory for part program processing.
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Initially, the CNC technology was applied on the basic metal cutting machine such as lathes, milling machines, etc.
Cutting Tools for CNC Machines, Automatic Tool Changer (ATC)
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
In general, the following points are to be considered while designing of CNC tooling:
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Model specifications of CNC system: CNC Machines - Manufacturing Technology
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Machine accuracy is the accuracy of the movement of the carriage and it is influenced by
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Feed drives are used to drive the slide or a table. Figure 4.23 shows various elements of a feed drive.
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
The spindle drive system usually uses electric motors although hydraulic motors are sometimes used for large machine tools.
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Generally, the CNC system can be operated in the following modes:
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
There are two main types of machine tools and the control systems required for use with them differ because of the basic differences in the functions of the machines to be controlled.