Automated Item Separation and Picking System

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Solution Overview

Problem

Material handling facilities face inefficiencies in item storage, sorting, and shipping due to manual processes, leading to increased costs and time, necessitating automated systems for improved efficiency.

Innovation Solution

An automated item separation and picking system utilizing multiple conveyors with varying speeds and orientations, combined with a vision system and robotic picking arm, to efficiently separate, identify, and pick items, reducing processing complexity and improving item presentation for efficient handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual processes are used for item storage, sorting, and shipping, then operational flexibility is maintained, but processing time and costs increase significantly

Engineering Contradiction:
Improveitem handling efficiencyVSAvoidprocessing time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system employs automated conveyors, vision systems, and robotic picking arms that operate autonomously to separate, identify, and handle items without human intervention. The conveyors self-regulate item flow, the vision system automatically detects and tracks items, and the robotic arm autonomously picks and places items, creating a self-service automated handling system that eliminates manual labor bottlenecks

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual mechanical operations are replaced with an integrated automated system combining motorized conveyors for transport, optical vision systems for identification, and robotic mechanisms for picking. This substitution of manual mechanical processes with automated mechanical and optical systems dramatically increases processing speed while maintaining operational consistency

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Area of stationary object

If traditional storage and sorting methods are used, then system simplicity is maintained, but space utilization and handling efficiency deteriorate

Engineering Contradiction:
Improvefacility space utilizationVSAvoidsystem complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The system transitions from traditional two-dimensional floor-based storage and sorting to a three-dimensional vertical conveyor system. Items are transported and sorted through multiple levels and planes, utilizing vertical space and creating a compact spatial arrangement that maximizes facility utilization while reducing the footprint required for material handling operations

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

Solution Approach 2:

The material handling system is divided into distinct functional segments: conveyors for transport, vision systems for identification, and robotic arms for picking. This segmentation allows each component to be optimized independently while working together as an integrated system, managing complexity through modular functional decomposition

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If items are not properly separated and presented, then system simplicity is maintained, but identification and picking accuracy decrease

Engineering Contradiction:
Improveitem identification accuracyVSAvoidseparation system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The conveyor system performs preliminary separation and positioning of items before they reach the picking station. Items are pre-sorted, pre-positioned, and pre-oriented on the conveyors, ensuring that when items arrive at the vision system and robotic arm, they are already in optimal condition for accurate identification and picking, reducing the complexity required at the final picking stage

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10807808B1Systems and methods for automated item separation and presentation
Publication Date: 2020.10.20 AMAZON TECH INC
  • US10807808B1 patent drawing
  • US10807808B1 patent drawing
  • US10807808B1 patent drawing

AI summary

Systems and methods to separate and present items for picking and movement to various downstream systems may include an item separation system, a vision system, and an item picking system controlled or instructed by a control system. The control system may instruct an item separation system comprising a plurality of conveyors at various positions, orientations, or heights to separate and present items at a picking area. The vision system may capture imaging data of items at the picking area. The control system may identify items or pickable surfaces. The control system may further instruct an item picking system to pick and move items from the picking area to various downstream systems and/or may instruct the item separation system to change aspects of movement of items to further separate and present items at the picking area.