Teach Pendant Backup Storage for Robot Software Recovery

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Solution Overview

Problem

Industrial robots face challenges in managing large backup files due to insufficient storage capacity in teach pendants, leading to difficulties in software restoration after malfunctions or incorrect operations, and existing solutions are costly and inefficient.

Innovation Solution

Introducing a teach pendant with a communication unit and storage unit to receive and save backup files from robot control devices, allowing for easy management and restoration of software states using a large-capacity storage device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If backup files are saved in the robot control device itself, then storage capacity is utilized, but reliability decreases because the saved backup files may no longer be usable if the robot control device malfunctions

Engineering Contradiction:
Improvestorage capacityVSAvoidbackup file usability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The backup files are extracted from the robot control device and transferred to an external storage device. This separation ensures that if the robot control device malfunctions, the backup files remain safe and usable for restoration purposes.

Inventive Principle:
Principle #2Taking out (Extraction)

2Quantity of substance

If multiple backup files are managed without proper tracking, then storage is utilized, but ease of operation decreases because it becomes difficult to recognize which backup file should be used for restoration

Engineering Contradiction:
Improvenumber of backup filesVSAvoidbackup file selection
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The system provides feedback by displaying management information (such as file names, creation dates, or device identifiers) for each backup file. This allows the user to easily identify and select the appropriate backup file for restoration without confusion.

Inventive Principle:
Principle #23Feedback

3Quantity of substance

If large-capacity storage devices are introduced for backup files, then storage capacity increases, but device complexity and cost increase

Engineering Contradiction:
Improvestorage capacityVSAvoidstorage system complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The robot control device automatically manages the backup files by assigning management information and organizing them systematically. This self-service approach eliminates the need for complex external management systems while maintaining ease of identification and retrieval.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240217106A1Teach pendant, robot system and robot control device
Publication Date: 2024.07.04 FANUC LTD
  • US20240217106A1 patent drawing
  • US20240217106A1 patent drawing
  • US20240217106A1 patent drawing

AI summary

The present invention makes it possible to reliably recover a state of software of a robot control device by storing a backup file of the robot control device without using an external storage device. A teach pendant according to the present invention comprises: a communication unit that receives a backup file of a robot control device which controls a robot; and a storage unit that stores the received backup file.