Machining Data Conversion Table for Multi-Cell Manufacturing

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Solution Overview

Problem

Existing manufacturing cell control systems face difficulties in sharing machining information due to differences in machine configurations, such as manufacturers, control software, and tool settings, which prevents seamless data sharing between multiple manufacturing cells and machines.

Innovation Solution

An information processing apparatus with dedicated and common data storage units, a configuration information management unit, a data conversion unit, and a common data management unit that generates conversion tables to convert between system common and machine-specific data, enabling the sharing of machining information across multiple manufacturing cells and machines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If machining information is shared between manufacturing cells with different machine configurations, then data sharing efficiency is improved, but data accuracy and compatibility deteriorate due to configuration differences

Engineering Contradiction:
Improvedata sharing efficiencyVSAvoiddata compatibility
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent introduces a host computer as an intermediary between manufacturing cells. The host computer collects configuration information from each manufacturing cell, generates conversion tables that map between different configurations, and converts machining information accordingly. This intermediary resolves the contradiction by enabling efficient data sharing while maintaining accuracy through automated conversion, eliminating the need for manual adjustments.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If manual configuration adjustments are made for each manufacturing cell, then data compatibility is improved, but operation complexity and time consumption deteriorate

Engineering Contradiction:
Improvedata compatibilityVSAvoidoperation complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The system implements self-service by automatically collecting configuration information from each manufacturing cell and generating the necessary conversion tables without operator intervention. The host computer autonomously converts machining information based on the collected configuration data, eliminating manual configuration adjustments and reducing both operation complexity and time consumption while maintaining data compatibility.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If dedicated data is maintained for each machine, then machine-specific accuracy is improved, but data management complexity and storage requirements deteriorate

Engineering Contradiction:
Improvemachine-specific accuracyVSAvoiddata management complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent creates a universal machining information database on the host computer that can serve multiple manufacturing cells with different configurations. By maintaining a single set of machining information that can be converted to accommodate various machine configurations, the system reduces data management complexity and storage requirements while preserving machine-specific accuracy through the conversion table mechanism.

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

Data Source

PatentUS10423152B2Information processing apparatus for processing machining information between plurality of manufacturing cells
Publication Date: 2019.09.24 FANUC LTD
  • US10423152B2 patent drawing
  • US10423152B2 patent drawing
  • US10423152B2 patent drawing

AI summary

An information processing apparatus includes a configuration information unit, a data conversion unit, and a common data management unit. On the basis of configuration information of each machine, the configuration information management unit generates a conversion table that associates system common information with dedicated information for each machine that corresponds to the system common information. The data conversion unit converts dedicated data for each machine into common data in accordance with the dedicated information for each machine in the conversion table and converts the common data into the dedicated data for each machine in accordance with the system common information in the conversion table. The common data management unit stores, in a common data storage unit, the common data thus generated and transfers the common data stored in the common data storage unit to the data conversion unit.