Work Machine Targeted Loading Assistance System

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Solution Overview

Problem

Work machines face challenges in safely and efficiently transporting loads across worksites due to the risk of collisions, load damage, and hazards such as runoff, tipping, and swinging, particularly when navigating complex worksite operations and varying load types.

Innovation Solution

A targeted loading assistance system that includes sensors to detect the location of a target loading zone and the load, a path calculation component to generate a control path, and a control component to guide the work machine, using prediction logic to anticipate and mitigate hazards by adjusting speed and acceleration to prevent collisions and ensure safe load handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the work machine increases speed to improve transportation efficiency, then productivity increases, but the risk of collision and load damage increases

Engineering Contradiction:
Improvetransportation efficiencyVSAvoidcollision risk
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary actions by detecting the target loading zone position and calculating the control path in advance before the work machine begins movement. This allows the machine to follow a pre-determined safe path that prevents collisions while maintaining efficient speed, resolving the contradiction between productivity and reliability.

Inventive Principle:
Principle #10Preliminary action

2Loss of time

If the work machine operates quickly to reduce operation time, then productivity improves, but the risk of load hazards such as tipping and swinging increases

Engineering Contradiction:
Improveoperation timeVSAvoidload hazards
Core Design Contradiction:
Loss of timeVSObject-affected harmful factors

Solution Approach 1:

The control component continuously monitors the work machine's position and adjusts control signals in real-time based on feedback from the sensor detecting target loading zone position. This feedback mechanism allows the system to maintain optimal speed while preventing load hazards, achieving both time efficiency and safety.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If the work machine navigates complex worksite operations to improve versatility, then adaptability increases, but the complexity of control systems increases

Engineering Contradiction:
Improveworksite operation capabilityVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control component serves multiple functions: it generates control signals for navigation, adjusts for different load types, and adapts to various worksite conditions. This multi-functionality allows the system to handle diverse worksite operations without requiring separate complex control systems for each function, maintaining simplicity while achieving versatility.

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

Data Source

PatentUS10831213B2Targeted loading assistance system
Publication Date: 2020.11.10 DEERE & CO
  • US10831213B2 patent drawing
  • US10831213B2 patent drawing
  • US10831213B2 patent drawing

AI summary

A targeted loading assistance system includes a work machine having a load carrying mechanism. The system includes a sensor that detects a location of the target loading zone relative to the work machine and generates a location signal indicative of the location of the work machine. The system also includes a path calculation component that receives the location signal and calculates a control path for the work machine to reach the target loading zone. The system also includes a control component that generates a control signal to guide the work machine along the control path.