Types of CAPP Systems

There are two types of computer aided process planning system. These are following:

1. Variant CAPP, and

2. Generative CAPP.

Variant of Retrieval CAPP 

A process planning system that creates new plans by retrieving and modifying a standard process plan for a given part family. Typically requires input form a human planner.

Generative CAPP

A process planning system, by including a database and decision logic that will automatically generate a process plan from graphical and textual information on the part.