数控（NC）与计算机数控（CNC）的区别

在当今世界，每个生产行业都需要在更短的时间内获得高精度的产品。而这种在最短时间内高精度的复杂性可以通过使用数控(NC)和CNC(计算机数控)机器来实现。大多数人没有认识到这些机器之间的根本区别。在这里，我们将讨论它们之间的基本变化。

数控(NC)：
它是一种机械操作的技术，生产机器支持代码字母、数字和特殊字符。与计算机数字控制相比，它提供的准确性和计算能力更低，并且执行作业需要更多时间。

计算机数控(CNC)：
它是通过将计算机与数控合并而生成的。提供部分或零件所需的数字数据或信息在称为零件程序或计算机数字控制的程序种类内提供给机器。

数控(NC)与计算机数控(CNC)的区别：

S.NO	NC	CNC
1.	NC stands for Numerical Control	And CNC stands for Computer Numerical Control.
2.	Punch tapes and punch cards are used for input.	Keyboards are used for input.
3.	Here, Alteration in operation parameters are not possible.	While here, Alteration in operation parameters can be possible.
4.	Here, Memory does not exist for storing instructions.	Here, Memory exists to store instructions.
5.	CN is less expensive.	CNC is highly expensive.
6.	Maintenance cost is less.	Maintenance cost is high.
7.	Highly skilled operators are required.	Less skilled operators are required.
8.	CN is less flexible.	CNC is more flexible than CN.
9.	The accuracy is less as compared with the CNC.	It has high accuracy.
10.	It takes more time in the execution of the job.	It takes less time in the execution of the job.
11.	It is uphill to run it unceasingly.	It may be run unceasingly for twenty-four hours of each day.