Production Line Time Matrix for Worker Location and Machine State

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Solution Overview

Problem

Existing systems for collecting and processing worker location and facility operation information in production sites do not effectively enhance productivity or facilitate appropriate operation of facilities.

Innovation Solution

An information processing method and apparatus that obtain and display accumulated time data for combinations of worker location and production apparatus state, using sensors to detect operation states and worker locations, and a management system to create time-series charts and accumulated-time matrices for analysis and alert settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If worker location and facility operation information are collected and analyzed, then productivity is improved and appropriate facility operation is achieved, but the complexity of the information processing system increases

Engineering Contradiction:
ImproveproductivityVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system segments information processing by creating separate functional modules: a data acquisition unit that collects worker location and facility operation information, a data association unit that links this information with time information, and a display control unit that presents the accumulated time data. This segmentation reduces overall system complexity by dividing the information processing task into manageable, independent components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary data association unit that acts as a mediator between the data acquisition unit and the display control unit. This intermediary component processes raw information by associating it with time information and calculating accumulated time, thereby simplifying the interface between data collection and data presentation functions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If accumulated time data is displayed for combinations of worker location and production apparatus state, then facility operation appropriateness is enhanced, but the time required for data processing and analysis increases

Engineering Contradiction:
Improvefacility operation appropriatenessVSAvoiddata processing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary data association by pre-linking worker location information and facility operation information with time information as data is collected. This preliminary processing prepares the data in advance for accumulated time calculation, reducing the computational burden during analysis and display phases.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The display control unit automatically generates accumulated time data for various combinations of worker location and production apparatus state without requiring manual intervention. The system self-services by autonomously processing and presenting the information needed to assess facility operation appropriateness.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20230266749A1Method of controlling information processing apparatus, information processing apparatus, recording medium, information processing system, production system, and method of manufacturing products
Publication Date: 2023.08.24 CANON KK
  • US20230266749A1 patent drawing
  • US20230266749A1 patent drawing
  • US20230266749A1 patent drawing

AI summary

An information processing apparatus includes a processing portion. The processing portion is configured to obtain information on a location of a worker associated with time information, and information on a state of a production apparatus associated with the time information. And the processing portion is configured to display an accumulated time on a display portion by using the obtained information, the accumulated time being obtained in a predetermined combination of the location of the worker and the state of the production apparatus.