Actuated Vacuum Tube Assembly for Capturing Non-Rigid Objects

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Solution Overview

Problem

Existing robotic sorting systems struggle with efficiently capturing non-rigid objects like plastic bags and objects smaller than three square inches due to deformation and sealing issues, while also requiring significant capital investment and posing safety hazards.

Innovation Solution

A vacuum tube assembly with actuated tubes coupled to a vacuum source, using sensors and machine learning to identify target objects and perform capture operations, along with adaptive actuation and declogging mechanisms to enhance sorting efficiency and safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If robotic suction gripper systems are used to grasp target materials, then sorting productivity increases, but the system fails to effectively capture non-rigid objects and small items due to deformation and sealing issues

Engineering Contradiction:
Improvesorting productivityVSAvoidcapture reliability for non-rigid objects
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent employs a vacuum tube assembly with multiple individually controllable vacuum tubes that use pneumatic suction to capture and transport materials. The system activates specific tubes based on real-time material detection, allowing precise control over which tubes engage with target objects. This pneumatic approach enables effective capture of non-rigid objects and small items that mechanical grippers cannot handle, while maintaining high sorting productivity through automated, rapid material removal.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Adaptability or versatility

If human sorting personnel are used to manually sort materials, then flexibility and adaptability are maintained, but operational costs increase and production time is lost to training

Engineering Contradiction:
Improvesorting flexibilityVSAvoidoperational efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent replaces human manual sorting with an automated robotic system that uses sensors, machine learning algorithms, and vacuum tube actuators to identify and remove target materials. The system incorporates continuous learning capabilities through machine learning models that improve sorting accuracy over time, providing adaptability previously only available with human sorters. This automation eliminates training requirements, reduces operational costs, and significantly increases productivity while maintaining the ability to adapt to different material types and sorting criteria.

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

3Reliability

If vacuum tube assembly with actuated tubes is used to capture target objects, then capture effectiveness for non-rigid objects improves, but device complexity increases

Engineering Contradiction:
Improvecapture effectivenessVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the vacuum assembly into multiple individually controllable vacuum tubes rather than using a single complex mechanism. Each tube can be independently activated, positioned, and controlled based on the location and characteristics of detected materials. This segmentation allows the system to handle diverse material types effectively while managing complexity through modular design and automated control algorithms that coordinate tube activation based on real-time sensor data.

Inventive Principle:
Principle #1Segmentation

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 effectively captures and separates non-rigid objects and small items by adapting to their trajectories, reducing operational costs and minimizing safety risks through intelligent vacuum control and clog management.

Implementation Method 1

a vacuum source configured to provide a vacuum airflow through the vacuum tubes

Methodology Applied
Scientific EffectVacuum: Vacuum

Implementation Method 2

the vacuum airflow that is communicated through the tube entrains a target object into the tube

Methodology Applied
Scientific EffectEntrainment: Entrainment

Data Source

PatentUS12485536B2Vacuum tube assembly for material removal
Publication Date: 2025.12.02 AMP ROBOTICS CORP
  • US12485536B2 patent drawing
  • US12485536B2 patent drawing
  • US12485536B2 patent drawing

AI summary

A vacuum tube assembly for removing material is disclosed, including: a vacuum generator configured to generate a vacuum airflow; one or more tubes coupled to the vacuum generator and configured to channel the vacuum airflow; and an actuation mechanism coupled to the one or more tubes, wherein the actuation mechanism is configured to actuate at least one tube from a first position relative to a material stream to a second position relative to the material stream, wherein the first position is farther from the material stream than the second position.