Production Facility Status Comparison for Faster Setup Matching

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Solution Overview

Problem

Replicating existing production facilities is challenging due to difficulties in matching models of processing machines and peripheral devices, leading to potential malfunctions during setup, necessitating efficient comparison and adjustment processes.

Innovation Solution

A difference extracting device that collects and compares status information from multiple production facilities, including motor operating states and physical quantities, to display differences on a screen, facilitating quick identification of components needing adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a new production facility is built by replicating an existing production facility, then the setup process can be simplified, but it is difficult to completely match the models of processing machines and peripheral devices, leading to potential malfunctions

Engineering Contradiction:
Improveease of setupVSAvoidmatching accuracy
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The system collects status information parameters from both the existing and new production facilities, compares these parameters to identify differences, and uses the comparison results to guide adjustments. This approach allows the new facility to be set up efficiently while ensuring reliable matching through systematic parameter comparison rather than attempting complete physical replication.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If a worker manually checks specifications and compares facilities to prevent malfunctions, then matching accuracy can be improved, but the adjustment work becomes time-consuming and inefficient

Engineering Contradiction:
Improvematching accuracyVSAvoidadjustment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system replaces manual checking and comparison work with an automated information collecting unit that gathers status information from both facilities, a difference extracting unit that automatically compares the data, and a display unit that presents the differences. This substitution of manual mechanical comparison with an automated information processing system significantly reduces adjustment time while maintaining high matching accuracy.

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

3Reliability

If complete replication of the existing production facility is attempted, then matching accuracy can be improved, but the device complexity and difficulty of detection increase

Engineering Contradiction:
Improvematching accuracyVSAvoidcomplexity of replication
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Instead of attempting to replicate the entire production facility in its entirety, the system extracts and compares only the critical status information parameters from both facilities. This selective extraction approach focuses on the essential elements that affect operational reliability, reducing the complexity of the replication process while maintaining sufficient matching accuracy for successful operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11321656B2Difference extracting device
Publication Date: 2022.05.03 FANUC LTD
  • US11321656B2 patent drawing
  • US11321656B2 patent drawing
  • US11321656B2 patent drawing

AI summary

A difference extracting device includes an information collecting unit configured to collect, from each of a plurality of production facilities each including a device having an electric motor and a control device configured to control the device, status information representing a state of each of the plurality of production facilities, a difference extracting unit configured to extract a difference in the status information between the plurality of production facilities, and a difference display processing unit configured to display the extracted difference on a display screen.