Machining Support Interface for CNC Parameter Selection

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Solution Overview

Problem

Users without machining expertise find it difficult to set optimal parameters for machine tools due to the complexity of influencing machining conditions, making it challenging to achieve desired surface quality, dimension accuracy, and short machining time.

Innovation Solution

A machining support device and system that acquires machining resource and content information, calculates expected results, retrieves software to improve those results, and informs users of suitable software settings, allowing for user-friendly parameter setting and optimization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If automatic selection of functions and optimization of parameters are performed based on machining resources and machining content, then machining results become more appropriate to user requirements, but the system complexity increases

Engineering Contradiction:
Improveease of parameter settingVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces a machining support device as an intermediary between the user and the complex numerical controller system. This device acquires machining resource information from the numerical controller, calculates expected machining results, retrieves appropriate software, and informs users of optimal settings. The intermediary handles the complexity internally while presenting a simplified interface to users, thus improving ease of operation without exposing users to system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If machining parameters are set based on expert experience, then optimal machining conditions are achieved, but the difficulty of operation increases for non-skilled users

Engineering Contradiction:
Improvedimension accuracyVSAvoidease of parameter setting
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The machining support device enables the system to serve itself by automatically acquiring machining resource information, calculating expected results, and retrieving appropriate software without requiring expert user intervention. The system uses its own resources and data to determine optimal parameters, thereby achieving high manufacturing precision while maintaining ease of operation for non-skilled users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent performs preliminary actions by pre-acquiring machining resource information from the numerical controller and pre-calculating expected machining results before actual machining operations. This preliminary preparation allows the system to quickly retrieve optimal software and parameters during operation, ensuring high dimension accuracy without requiring users to have expert knowledge or perform complex setup procedures.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If a user-friendly system is provided that allows users to check available software, then ease of operation improves, but the device complexity increases

Engineering Contradiction:
Improveuser-friendlinessVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent extracts the software retrieval and information presentation functions into a separate machining support device. This extraction allows the main numerical controller to remain focused on core machining operations while the support device handles user interaction, software selection, and information display. The separation improves user-friendliness by dedicating specific components to user-facing tasks while containing the associated complexity in a specialized module.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11073820B2Machining support device, numerical controller, and machining support system
Publication Date: 2021.07.27 FANUC LTD
  • US11073820B2 patent drawing
  • US11073820B2 patent drawing
  • US11073820B2 patent drawing

AI summary

A machining support device for supporting improvement of a machining result of a numerical controller includes: a machining resource information acquisition unit that acquires functions set in advance in the numerical controller as machining resource information; a machining content information acquisition unit that acquires a machining content to be executed by the numerical controller as machining content information; a machining result calculation unit that calculates an expected machining result expected to be obtained when the machining content included in the machining content information is performed on the basis of the machining resource information; a retrieving unit that retrieves software that improves the calculated expected machining result; and an informing unit that informs of the retrieved software.