Machine Tool Cutting Tool Verification Using Electronic Tags

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Solution Overview

Problem

Current cutting tool management methods are inefficient and complex, leading to increased time and risk in finding and loading/unloading tools, affecting production line efficiency, machining quality, and operator safety due to independent machine tools lacking interactive processing information.

Innovation Solution

A method integrating electronic tags and a computer-aided manufacturing program to generate machine codes, allowing for real-time tracking and location determination of cutting tools, reducing human error and improving tool accessibility through a user host and machine tool processor interface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If traditional manual management methods are used for cutting tools, then operators can physically locate and handle tools, but the time required to find and load/unload tools increases significantly

Engineering Contradiction:
Improvetime to find and load/unload toolsVSAvoidproduction line efficiency
Core Design Contradiction:
Loss of timeVSProductivity

Solution Approach 1:

The patent replaces manual mechanical searching and tool handling with an automated information system. The processor automatically retrieves tool information from the database based on machine codes, eliminating the need for operators to physically search for tools and significantly reducing tool management time.

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

Solution Approach 2:

The patent introduces a cutting tool database as an intermediary between the machine tool and the physical tools. This database stores and manages tool information, acting as a mediator that provides quick access to tool data without requiring physical searching, thus improving productivity while reducing time loss.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple independent machine tools are used in the factory, then various machining operations can be performed, but the lack of interactive information transmission between machines increases operator workload and time consumption

Engineering Contradiction:
Improvemachining operation capabilityVSAvoidoperator time to find tools across multiple machines
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent merges the information systems of multiple independent machine tools into a unified cutting tool database. This allows all machine tools to access and share tool information centrally, eliminating the need for operators to search across multiple independent systems and reducing time loss while maintaining machining versatility.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cutting tool database serves as a universal information platform that can be accessed by multiple different machine tools for various machining operations. This multi-functional system allows operators to manage tools across all machines through a single interface, maintaining adaptability while reducing time consumption.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If comprehensive tool management is implemented to improve safety and quality, then operator protection and machining quality improve, but the complexity of the management system increases

Engineering Contradiction:
Improveoperator safety and machining qualityVSAvoidmanagement system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces complex manual management procedures with an automated processor-based system that retrieves tool information automatically. This substitution maintains high reliability for safety and quality while reducing the perceived complexity for operators, as the system handles information retrieval automatically without requiring complex manual processes.

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

Solution Approach 2:

The system enables self-service by automatically providing tool information to operators based on machine codes. The processor autonomously queries the database and retrieves necessary tool data without requiring operators to navigate complex management procedures, thus maintaining high reliability while simplifying the user experience.

Inventive Principle:
Principle #25Self-service

4Loss of time

If electronic tags and automated systems are introduced to reduce manual searching, then tool retrieval time decreases, but the initial setup and system complexity increase

Engineering Contradiction:
Improvetool retrieval timeVSAvoidmanagement system structure
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent uses electronic tags that contain copied information about cutting tools (such as barcodes or RFID tags). These tags store essential tool identification data that can be quickly read by the system, dramatically reducing retrieval time while adding minimal physical complexity compared to manual identification methods.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The electronic tags act as intermediaries between the physical tools and the digital database system. They provide a simple interface that bridges the physical and digital domains, enabling fast automated recognition and retrieval while keeping the overall system structure relatively simple and easy to implement.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11650573B2Management method for cutting tool of machine tool
Publication Date: 2023.05.16 IND TECH RES INST
  • US11650573B2 patent drawing
  • US11650573B2 patent drawing
  • US11650573B2 patent drawing

AI summary

A management method for a cutting tool of a machine tool is provided. A user host imports a graphical data of a workpiece and a cutting tool database into CAM, and a user may select cutting tools to establish a complete machining process. T codes are replaced with electronic tags. Before executing a machine code comprising the electronic tags, the machine tool re-scans the cutting tools assembled at a tool turret and updates cutting tool arrangement information to ensure that the tool turret is equipped with the cutting tools used in the machining process. When the machine tool stores the electronic tags, a ready message is displayed for reminding an operator. When the electronic tags are not stored, the current storage location of a cutting tool lacked in the machining process or a warning message is displayed at the operation interface for reminding the operator.