Robot Abnormality Procedure Retrieval for Faster Fault Handling

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Solution Overview

Problem

Robot systems face challenges in effectively dealing with various abnormalities such as malfunction and sensor detection issues, as existing technologies lack a comprehensive and automated method for identifying and addressing these issues.

Innovation Solution

An abnormality processing device that includes a storage for procedures associated with abnormality specifying information, an abnormality detecting unit, a data acquiring unit, and a procedure acquiring unit, which automatically detects abnormalities and provides corresponding procedures based on operation condition data, enabling efficient handling of multiple types of abnormalities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual identification and handling of abnormalities is used, then operators can address issues, but the process is time-consuming and inefficient

Engineering Contradiction:
Improveabnormality handling efficiencyVSAvoidtime for identifying and dealing with abnormalities
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system enables automatic abnormality identification and procedure provision without requiring manual intervention for diagnosis. The abnormality identification unit automatically detects abnormalities based on operation condition data, and the procedure provision unit automatically retrieves and provides corresponding procedures, allowing the system to serve itself in the abnormality handling process.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-stores multiple procedures in the procedure storage unit, each associated with specific abnormality types. When an abnormality occurs, the corresponding pre-prepared procedure is immediately retrieved and provided to the operator, eliminating the need for manual search or diagnosis time.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If comprehensive procedures for all abnormality types are stored, then all abnormalities can be handled, but the system complexity increases

Engineering Contradiction:
Improvecoverage of abnormality typesVSAvoidsystem structure for storing and managing procedures
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system divides the abnormality handling process into distinct functional modules: abnormality detection unit, abnormality identification unit, procedure storage unit, and procedure provision unit. Each module has a specific function, making the overall complex system manageable through modular design. Procedures are segmented and stored according to abnormality types, enabling organized retrieval.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The procedure storage unit acts as an intermediary between the abnormality detection system and the operator. It stores pre-prepared procedures associated with abnormality types and retrieves the appropriate procedure based on the identified abnormality, simplifying the interaction between the complex backend system and the user.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Extent of automation

If automated abnormality detection and procedure provision is implemented, then handling efficiency improves, but the system requires more complex infrastructure

Engineering Contradiction:
Improveautomation level of abnormality handlingVSAvoidinfrastructure for automated detection and procedure management
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The abnormality processing device integrates multiple functions into a single system: it detects abnormalities, identifies their types, stores multiple procedures, and provides appropriate procedures automatically. This multi-functional integration achieves high automation while consolidating infrastructure requirements rather than requiring separate systems for each function.

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

Data Source

PatentUS20240280979A1Abnormality processing apparatus, network system, and method for providing procedure with respect to abnormality having occurred in robot system
Publication Date: 2024.08.22 FANUC LTD
  • US20240280979A1 patent drawing
  • US20240280979A1 patent drawing
  • US20240280979A1 patent drawing

AI summary

An abnormality processing apparatus includes: a storage unit that stores a plurality of procedures for dealing with a plurality of types of abnormalities, in association with abnormality identification information for identifying the abnormalities; an abnormality detection unit that detects an abnormality based on motion state data of a robot system; a data acquiring unit that acquires abnormality identification information of the abnormality detected by the abnormality detection unit; and a procedure acquiring unit that acquires, from the plurality of procedures stored in the storage unit, a procedure corresponding to the abnormality identification information acquired by the data acquiring unit.