Machine Tool Setup Verification Using Tool ID Tag Readers

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Solution Overview

Problem

Existing machine tools lack a mechanism to ensure that appropriate tools are mounted and setup work is accurately performed, as the state of the automated machine is not verified before processing.

Innovation Solution

A machine tool equipped with tag readers to identify unique ID information on tools and other machining components, along with a control device to display setup work information, ensuring proper tool attachment and operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated machine processing is performed without verifying tool mounting state, then productivity is improved, but manufacturing precision deteriorates

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidmachining accuracy
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system performs preliminary verification of tool mounting state and setup work completion before automated machining begins. The control device checks whether required tools are mounted and setup work is completed, preventing machining errors before they occur while maintaining automated processing efficiency.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms where the control device continuously monitors tool mounting state and setup work completion status. Based on this feedback, the system can halt or adjust automated processing to ensure machining accuracy is maintained while preserving overall productivity.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If manual verification of tool mounting is performed, then manufacturing precision is improved, but productivity deteriorates

Engineering Contradiction:
Improvetool mounting accuracyVSAvoidsetup time
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The system enables self-service verification where the control device automatically checks tool mounting state and setup work completion without requiring manual intervention. This maintains machining accuracy while eliminating time-consuming manual verification steps, thus preserving productivity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces manual mechanical verification with automated electronic detection and control. The control device uses electronic means to verify tool mounting state and setup completion, substituting human operators with automated systems that provide both accuracy and efficiency.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Device complexity

If setup work information is not displayed to workers, then device complexity is reduced, but ease of operation deteriorates

Engineering Contradiction:
Improvecontrol system simplicityVSAvoidsetup work guidance
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The control device acts as an intermediary that automatically manages the complexity of verifying tool mounting state and setup work completion. It presents simplified information to workers through the display device, hiding the underlying system complexity while providing clear operational guidance for setup tasks.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250332674A1Machine tool
Publication Date: 2025.10.30 FANUC LTD
  • US20250332674A1 patent drawing

AI summary

A machine tool according to an aspect of the present disclosure is capable of appropriately performing a setup task and comprises: a processing device that processes a workpiece by using a tool; one or a plurality of tag readers that are each attached to an article, which is removable and includes the tool, and read a tag that records unique ID information; and a control device which has a setup display unit that displays task information of the setup task to be performed by a worker in accordance with the ID information read by the tag reader.