Robotic End Effector With Inline Filter Assembly

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Solution Overview

Problem

Existing storage and retrieval systems in warehouses or fulfilment centers face inefficiencies when handling large numbers of different product lines, as single-product stacks require extensive floor space and are inefficient for storing small quantities of items like perishables or infrequently-ordered goods.

Innovation Solution

A grid-based storage and retrieval system utilizing robotic manipulators with end effectors that include a suction cup and an inline filter assembly, allowing for efficient picking and placement of products within a dense storage environment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If single-product stacks are used to store products, then product storage is simple and accessible, but extensive floor area is required and storage efficiency is low

Engineering Contradiction:
Improvestorage system simplicityVSAvoidfloor area required
Core Design Contradiction:
Ease of manufactureVSArea of stationary object

Solution Approach 1:

The system transitions from horizontal floor-based storage to vertical three-dimensional storage by stacking bins vertically and using robotic manipulators to access products at any height, thereby utilizing vertical space to reduce floor area requirements while maintaining storage accessibility

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

2Ease of operation

If single-product stacks are used, then product retrieval is straightforward, but storage efficiency for small quantities of items is poor

Engineering Contradiction:
Improveproduct retrieval simplicityVSAvoidstorage efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system implements multi-functional storage bins that can hold different product types and quantities, with robotic manipulators capable of retrieving any product from any bin regardless of position or contents, enabling efficient storage of small quantities while maintaining operational flexibility

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

Solution Approach 2:

The system uses dynamically controllable robotic manipulators that can adaptively select and retrieve products based on real-time storage needs, allowing optimal utilization of storage space for varying product quantities while maintaining ease of retrieval through automated control

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If robotic manipulators with suction cups are used for product handling, then picking and placement precision is improved, but contamination risk to the vacuum system increases

Engineering Contradiction:
Improvepicking and placement precisionVSAvoidcontamination risk
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The filter assembly is extracted as a separate, removable component from the vacuum system, positioned between the suction cup and vacuum pump. This allows the filter to capture contaminants before they reach the vacuum pump while enabling easy removal and cleaning of the filter without disassembling the entire vacuum system, thus maintaining picking precision while mitigating contamination risk

Inventive Principle:
Principle #2Taking out (Extraction)

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

The system enables efficient storage and retrieval of a wide range of products in a compact space, improving access and reducing operational costs by using robotic manipulators to handle products with precision and speed.

Implementation Method 1

an end effector for a robotic manipulator assigned to such a picking station

Methodology Applied
Scientific EffectVacuum: Vacuum

Implementation Method 2

a suction cup and an inline filter assembly in fluid communication with the suction cup

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Data Source

PatentUS20250026028A1End effector for a robotic manipulator
Publication Date: 2025.01.23 OCADO INNOVATION LTD
  • US20250026028A1 patent drawing
  • US20250026028A1 patent drawing
  • US20250026028A1 patent drawing

AI summary

An end effector for a robotic arm, the end effector comprising a suction cup and an inline filter assembly in fluid communication with the suction cup.