Transport Robot Split-Frame Loading Box for Automatic Unloading

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Solution Overview

Problem

Conventional transport robots face difficulties in automatic unloading, particularly with heavy items, requiring additional manpower and prolonging delivery times.

Innovation Solution

A transport robot with a retractable and extendable loading box, equipped with horizontal and vertical drivers, and a link module that allows the box to open in a specific manner for automatic unloading, minimizing manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If a conventional transport robot is used, then transportation automation is achieved, but additional manpower is required for unloading and delivery time is prolonged

Engineering Contradiction:
Improvetransportation automationVSAvoiddelivery time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The loading box is divided into a pair of separable loading frames that can move independently in opposite directions. This segmentation allows the bottom of the loading box to be opened by spreading the frames apart, enabling automatic unloading of items without manual intervention and reducing delivery time while maintaining transportation automation.

Inventive Principle:
Principle #1Segmentation

2Extent of automation

If a conventional transport robot is used, then transportation automation is achieved, but additional manpower is required for unloading heavy items

Engineering Contradiction:
Improvetransportation automationVSAvoidunloading operation
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The loading box employs dynamic movement capabilities with loading frames that can retract into and extend from the body, move horizontally, move vertically, and spread apart. This dynamic structure enables automatic unloading of heavy items through coordinated movement of the loading frames, eliminating the need for additional manpower while maintaining automation.

Inventive Principle:
Principle #15Dynamics

3Extent of automation

If the loading box is made retractable and extendable with multiple movement capabilities, then automatic unloading is enabled, but device complexity increases

Engineering Contradiction:
Improveautomatic unloadingVSAvoidloading box structure
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

Multiple movement functions (retraction/extension, horizontal movement, vertical movement, and spreading) are merged into a single integrated loading box structure. The pair of loading frames serves as a unified mechanism that combines all these capabilities, enabling automatic unloading while managing structural complexity through functional integration rather than separate components for each movement type.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP4464646B1Transport robot
Publication Date: 2025.10.01 BEAR ROBOTICS INC
  • EP4464646B1 patent drawingFigure 1
  • EP4464646B1 patent drawingFigure 2
  • EP4464646B1 patent drawingFigure 3

AI summary

A transport robot (100) comprising: a body (130); a mover (170) connected to a lower portion of the body (130), the mover (170) being configured to move the transport robot; a loading box (164) retractable into and extendable from the body (130), the loading boxing (164) including a pair of loading frames (165) configured to move towards and away from each other in a left and right direction with respect to the transport robot; a horizontal driver (161) configured to move the loading box (164) in a front and rear direction with respect to the transport robot; a vertical driver (162) configured to move the loading box (164) in a vertical direction; and a link module (163) configured to spread the pair of loading frames (165) of the loading box (164) in the left and right direction to open a bottom of the loading box (164).