Transfer Table Obstacle-Avoidance Package Delivery

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Solution Overview

Problem

In high-workload package sorting and delivering environments, robots face efficiency issues due to jams or malfunctions, leading to slow delivery speeds and reduced efficiency when multiple robots are required to navigate obstacles and deliver packages into storage devices.

Innovation Solution

A package delivering method that determines the movement direction and mode of a transfer table based on obstacle distribution, allowing for either linear or rotary delivery, and calculates optimal acceleration and braking/rotation distances to ensure efficient package delivery while avoiding obstacles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If robots deliver packages during high-speed movement in a hot zone with multiple robots, then delivery speed and working efficiency are improved, but the system becomes vulnerable to jams and malfunctions that can halt delivery

Engineering Contradiction:
Improvedelivery speedVSAvoidsystem stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent implements dynamic path adjustment by allowing the transfer table to change its movement trajectory in real-time based on obstacle detection. When an obstacle is detected in the original path, the system dynamically calculates and executes an alternative path, enabling continuous operation without halting the high-speed delivery process

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system employs real-time feedback mechanisms through obstacle detection sensors that continuously monitor the delivery zone. When obstacles are detected, the feedback triggers automatic path recalculation and adjustment, allowing the system to adapt to changing conditions while maintaining high-speed operation and reliability

Inventive Principle:
Principle #23Feedback

2Reliability

If a robot must locate beside the package storage device to deliver packages, then delivery reliability is ensured, but delivery time increases and working efficiency decreases

Engineering Contradiction:
Improvedelivery accuracyVSAvoiddelivery time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The transfer table delivers packages during continuous movement without needing to stop or locate precisely beside the storage device. The package delivery action occurs continuously along the movement path, eliminating idle positioning time while maintaining reliable delivery through controlled release mechanisms

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system changes the delivery dimension from vertical (stopping at storage device) to horizontal (delivering during movement). The transfer table moves horizontally through the delivery zone and delivers packages along the path, transforming the delivery process from a discrete stop-and-transfer operation to a continuous motion-based delivery

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If multiple robots work in the same zone to handle high workload, then package processing capacity increases, but the risk of jams and malfunctions increases

Engineering Contradiction:
Improvepackage processing capacityVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The transfer table is designed with multi-functionality, serving both as a transport mechanism and an autonomous obstacle-avoidance system. It can perform package delivery while simultaneously detecting and navigating around obstacles, reducing the need for additional specialized robots and simplifying the overall system architecture

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

Solution Approach 2:

The transfer table performs self-service by autonomously detecting obstacles and adjusting its own path without external intervention. This self-capability allows the system to handle high workloads with fewer robots, as each robot independently manages its own delivery operations and obstacle avoidance

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11521154B2Package placement method, package placement control apparatus and package placement device
Publication Date: 2022.12.06 WUXI QUICKTRON INTELLIGENT TECHNOLOGY CO LTD
  • US11521154B2 patent drawing
  • US11521154B2 patent drawing
  • US11521154B2 patent drawing

AI summary

Disclosed are a package placement method and apparatus, the method comprising: obtaining an obstacle distribution of placement areas adjacent to a target placement area, each placement area being correspondingly provided with a package storage apparatus; according to the obstacle distribution, determining a movement direction for a conveying platform to enter the target placement area, the conveying platform being used for placing a package in the package storage apparatus; according to the movement direction for the conveying platform, determining a package placement means; according to the determined package placement means, placing the package in the package storage apparatus corresponding to the target placement area. The package placement means is determined according to the obstacle distribution, and the conveying platform is controlled to move and place the package, thereby saving placement time, eliminating conveying platform stopping and restarting time, and increasing placement efficiency.