What is the primary function of a tool library in CNC programming?

The primary function of a tool library in CNC programming is to maintain a collection of tools with their specifications for easy access and programming. In CNC machining, a tool library serves as a centralized database where all the tools that will be used in a machining operation are stored, including their dimensions, geometry, material types, and any other relevant parameters. This allows programmers and operators to quickly reference and select the appropriate tools needed for specific jobs, streamlining the programming process and reducing the potential for errors.

Having a comprehensive tool library enhances efficiency in the machining process, as it ensures that all tool specifications are readily available and can be consistently applied across different CNC programs. While aspects like machine settings, speed and feed rates, and automated tool changes are important in CNC operations, they are not the primary function of the tool library. The library focuses on the organization and management of tool information, which is crucial for effective programming and machining workflows.