NC Program Creation Device for Turning Groove Extraction
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Solution Overview
Problem
Machining engineers need to manually set machining procedures and divide cutting remainder portions in turning machining, leading to inefficiencies and potential unset portions.
Innovation Solution
A numerical-control machining-program creation device that generates a three-dimensional turning shape, extracts turning groove shapes, and separates machining removal shapes to create an NC machining program automatically, reducing manual labor and time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual setting of machining procedure and division of cutting remainder portions is performed, then machining precision can be controlled, but productivity decreases and time consumption increases
Solution Approach 1:
The program creation device automatically performs the functions of machining procedure setting and cutting remainder division without operator intervention. The system analyzes the workpiece shape data, automatically determines machining procedures, and divides cutting remainder portions based on tool shape and groove shape, enabling the system to serve itself in tasks that previously required manual operator input.
Solution Approach 2:
The patent replaces the manual mechanical process of procedure setting and geometric division with an automated computational system. The program creation device uses computer-based algorithms to analyze CAD data, calculate cutting remainder portions, and generate machining procedures, substituting the operator's manual geometric reasoning and division tasks with automated mechanical-computational processes.
2Manufacturing precision
If manual division of cutting remainder portions is performed, then machining accuracy can be maintained, but labor intensity increases
Solution Approach 1:
The system automatically performs the labor-intensive task of dividing cutting remainder portions by analyzing the relationship between tool shape, groove shape, and workpiece geometry. The program creation device calculates and divides cutting remainder portions without requiring operator intervention, thereby maintaining machining accuracy while eliminating manual labor.
Solution Approach 2:
The patent uses the workpiece shape data from CAD systems as a digital copy or model to automatically determine machining procedures and divide cutting remainder portions. By working with digital representations rather than physical measurements, the system maintains precision while reducing manual labor intensity.
3Productivity
If automatic program creation is implemented, then productivity increases, but complexity of the system increases
Solution Approach 1:
The program creation device is designed to handle multiple machining operations and workpiece types through a single integrated system. It can analyze various CAD data formats, determine different machining procedures (turning, grooving, etc.), and automatically divide cutting remainder portions for diverse tool shapes and groove configurations, reducing the need for multiple specialized systems.
Solution Approach 2:
The patent introduces a program creation device as an intermediary between the CAD system and the NC machining system. This intermediary automatically processes the transition from design data to machining instructions, handling the complex tasks of procedure determination and geometric division while shielding the operator from system complexity.
4Adaptability or versatility
If manual setting of machining procedures is required, then flexibility in machining control is maintained, but time consumption increases
Solution Approach 1:
The program creation device automatically determines machining procedures by analyzing workpiece geometry, tool characteristics, and groove requirements. The system serves itself in selecting appropriate machining operations, sequences, and parameters, thereby maintaining adaptability to different workpieces while eliminating the time required for manual procedure setting.
Solution Approach 2:
The patent performs preliminary analysis of workpiece shape data and tool characteristics before generating the machining program. By pre-calculating cutting remainder portions and determining optimal machining procedures in advance, the system prepares adaptive machining plans automatically, reducing the time required for on-the-spot decision-making while maintaining flexibility.
Data Source
AI summary
To provide a numerical-control machining-program creation device that creates a numerical-control machining program including turning machining based on shape data of a workpiece. The numerical-control machining-program creation device generates a turning-machining removal shape indicating a shape to be removed by turning machining based on a turning sectional shape, extracts a turning groove shape from the turning-machining removal shape, and creates the numerical-control machining program for turning machining based on a shape obtained by separating the turning groove shape from the turning-machining removal shape.