AGV Cart Docking Assembly With Guided Pin Fastening

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Solution Overview

Problem

Current automated guided vehicles (AGVs) face challenges in smoothly docking with non-powered carts, leading to increased transfer times and the need for manual intervention.

Innovation Solution

The AGV system includes a fastening pin that moves upwardly and downwardly to attach or detach from a non-powered cart, featuring a fastening unit with a sliding guide and elastic members for precise coupling, along with a position adjustment member for autonomous alignment, enabling smooth and autonomous docking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual docking is used between AGV and non-powered cart, then docking reliability is improved, but productivity deteriorates due to increased transfer time and labor requirements

Engineering Contradiction:
Improvedocking reliabilityVSAvoidtransfer time
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The AGV is equipped with a fastening pin that automatically engages with the fastening member on the non-powered cart through elastic guiding mechanisms. The elastic members guide the fastening pin into the correct position and the fastening member automatically locks when the pin is inserted, enabling the system to perform docking and fastening operations autonomously without manual intervention, thereby improving productivity while maintaining reliability

Inventive Principle:
Principle #25Self-service

2Productivity

If automatic fastening mechanism is implemented, then productivity is improved by eliminating manual intervention, but device complexity increases due to additional fastening components

Engineering Contradiction:
Improvedocking efficiencyVSAvoidfastening system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The fastening system is divided into separate functional components: a fastening pin on the AGV, a fastening member on the non-powered cart, and elastic guiding members. This segmentation allows each component to perform its specific function independently, making the overall system easier to manufacture, assemble, and maintain while achieving automatic docking functionality

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Elastic guiding members are introduced as intermediary elements between the fastening pin and the fastening member. These elastic members serve as mediators that guide the fastening pin into the correct position and provide automatic locking feedback, simplifying the control logic while enabling reliable automatic fastening without complex sensors or actuators

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If precise positioning is required for fastening pin coupling, then fastening reliability is improved, but position adjustment time increases

Engineering Contradiction:
Improvefastening coupling reliabilityVSAvoidposition adjustment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The elastic guiding members are pre-positioned in the fastening member before the fastening operation begins. When the fastening pin approaches, the elastic members are already in place to guide it into the correct position, eliminating the need for complex real-time positioning adjustments and reducing the time required for precise coupling while maintaining high reliability

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution allows for efficient and autonomous docking of the AGV with the non-powered cart, reducing the time required for correct positioning and eliminating the need for manual intervention, enhancing the automation of logistics systems.

Implementation Method 1

a pair of elastic members each connected to one of the fastening guides

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20240377840A1Automatic guided vehicle
Publication Date: 2024.11.14 SAMSUNG ELECTRONICS CO LTD
  • US20240377840A1 patent drawing
  • US20240377840A1 patent drawing
  • US20240377840A1 patent drawing

AI summary

An automatic guided vehicle assembly includes a non-powered cart having a shelf unit configured to receive parts or tools, and an automated guided vehicle configured to attach and detach from the non-powered cart and configured to perform autonomous driving, wherein the automated guided vehicle includes a fastening pin configured to move upwardly and downwardly to attach to or detach the automated guided vehicle from the non-powered cart, wherein the non-powered cart includes a fastening unit configured to attach to and detach from the automated guided vehicle, and wherein the fastening unit includes a fastening member having a fastening guide configured to guide coupling of the fastening pinto the fastening unit.