Contactless Multi-Robot Control for Faster Operator Input

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Solution Overview

Problem

Conventional remote control robot systems face challenges in flexibility and operator training due to complex configuration requirements, making it difficult to respond to changes in production plans without increasing operator education time and risk of incorrect inputs.

Innovation Solution

A remote control robot system with a contactless action detecting part that allows operators to input instructions through gestures or voice, reducing the need for visual recognition and enabling bulk control of multiple robot main bodies, with a control device that identifies and executes operation modes based on detected actions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If instructions are given to each robot according to process progression to respond flexibly to production changes, then adaptability improves, but manipulating means complexity increases

Engineering Contradiction:
Improveflexibility to production plan changesVSAvoidmanipulating means complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the control system into independent robot main bodies, each with its own control unit that can be individually instructed through the wearable device. This allows flexible control of multiple robots without requiring a complex centralized control system, as each robot processes instructions independently based on process progression

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each robot main body includes its own control unit that autonomously processes instructions received from the wearable device. The robots self-manage their operations based on the tactile input signals, reducing the complexity of external manipulating means while maintaining flexible adaptability to production changes

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If complex manipulating means configuration is used to control multiple robots flexibly, then adaptability improves, but operator education period increases

Engineering Contradiction:
Improveflexibility to production plan changesVSAvoidoperator education period
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent replaces complex mechanical control interfaces with a tactile sensor-based wearable device that detects body movements. This substitution simplifies the operator interface to intuitive physical gestures, dramatically reducing the education period required while maintaining full adaptability for controlling multiple robots according to production needs

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

3Measurement precision

If traditional contact-based control interface is used, then control precision is maintained, but visual recognition requirement increases operation time

Engineering Contradiction:
Improvecontrol input accuracyVSAvoidoperational instruction input time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The wearable device uses vibration motors to provide tactile feedback to the operator, enabling control without visual recognition. The vibration signals convey operational status and confirmation, allowing precise control input through tactile sensation alone, thereby reducing operation time while maintaining control accuracy

Inventive Principle:
Principle #18Mechanical vibration

Data Source

PatentUS11103322B2Remote control robot system
Publication Date: 2021.08.31 KAWASAKI JUKOGYO KK
  • US11103322B2 patent drawing
  • US11103322B2 patent drawing
  • US11103322B2 patent drawing

AI summary

Plurality of robot main bodies a remote control device including contactless action detecting part configured to detect contactless action including at least one given operation instructing action by operator, and control device communicably connected to remote control device and configured to control operations of plurality of robot main bodies, are provided. Control device includes memory part configured to store operational instruction content data defining operation mode of robot main body corresponding to the at least one operation instructing action, operational instruction content identifying module configured to identify operation mode of robot main body corresponding to one of operation instructing action detected by contactless action detecting part based on operational instruction content data, and motion controlling module configured to control operation of at least one given robot main body among plurality of robot main bodies based on operation mode identified by operational instruction content identifying module.