Modular Transport Robot for Uncoupled Loading and Unloading

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Solution Overview

Problem

Existing transportation systems and methods are limited in their ability to perform a series of tasks including loading and unloading of items, as they primarily focus on accommodation and transportation without efficient handling of these operations.

Innovation Solution

A transportation system and method that includes a transportation robot with a traveling unit main body and an accommodation unit, which can be coupled and uncoupled, featuring a driving unit that allows for the operation of taking out, storing, and transporting items even when the units are uncoupled, enabling efficient loading and unloading.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the accommodation unit is permanently coupled to the traveling unit main body, then the structure is simple and stable, but the item(s) cannot be efficiently loaded and unloaded

Engineering Contradiction:
Improveloading and unloading operationsVSAvoidcoupling mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The transportation robot is divided into two separable units: the traveling unit main body and the accommodation unit. These units can be coupled together for transportation and uncoupled for loading/unloading operations, allowing the system to perform different functions in different states without requiring a permanently complex coupled structure

Inventive Principle:
Principle #1Segmentation

2Productivity

If the traveling unit main body can perform operations independently when uncoupled, then loading and unloading efficiency is improved, but the device complexity increases

Engineering Contradiction:
Improveloading and unloading efficiencyVSAvoiddriving unit configuration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The driving unit is designed with multi-functionality to perform different operations depending on the coupling state. When uncoupled, it performs loading and unloading operations; when coupled, it performs transportation operations. This universal design allows one component to serve multiple purposes, improving productivity without proportionally increasing overall system complexity

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

3Adaptability or versatility

If the accommodation unit is fixed in shape and size, then the structure is simple and stable, but the adaptability to different item(s) is limited

Engineering Contradiction:
Improvearticle quantity and typeVSAvoidaccommodation unit configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The accommodation unit is designed with changeable shape and size characteristics, allowing it to adapt to different items (articles) that need to be transported. This dynamic configuration capability enables the system to handle varied article quantities and types while maintaining a relatively simple base structure through modular design

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11969887B2Transportation system, transportation method and program
Publication Date: 2024.04.30 TOYOTA JIDOSHA KK
  • US11969887B2 patent drawing
  • US11969887B2 patent drawing
  • US11969887B2 patent drawing

AI summary

The traveling unit main body and the accommodation unit are adapted to be uncoupled and re-coupled. The traveling unit main body includes a first driving unit and a second driving unit configured to perform at least one of operations of taking out or storing the article from or in the accommodation unit and transporting the article taken out from the accommodation unit. The traveling unit main body performs at least one of the operations of taking out, storing, and transporting the article using the first driving unit and the second driving unit in a state in which the traveling unit main body and the accommodation unit are uncoupled.