Dual Helical Screw Extraction for High-Speed Container Orientation

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Solution Overview

Problem

Existing extraction systems for unscrambling machines are difficult to implement, control, and unreliable at high processing speeds, especially when handling containers with different formats and orientations.

Innovation Solution

A transport system using two helical screws rotating alongside each other on parallel axes, defining containment spaces for articles that adjust to different formats and speeds, ensuring orderly extraction with adjustable pitch and orientation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple independent grippers are used to transport articles, then the system can handle different formats and orientations of containers, but the system becomes difficult to implement, control, and unreliable at high processing speeds

Engineering Contradiction:
Improveability to handle different formats and orientationsVSAvoiddifficulty to implement and control
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple independent grippers into a single continuous belt structure with integrated gripping elements. Instead of using separate gripper units that operate independently, the invention creates a unified belt system where gripping surfaces are distributed along the continuous belt, simplifying control while maintaining the ability to handle various container formats and orientations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The continuous belt structure serves multiple functions simultaneously: it provides support, positioning, and transport for articles of different formats and orientations. The belt's continuous surface and distributed gripping elements allow it to adapt to various article types without requiring separate specialized grippers for each format.

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

2Adaptability or versatility

If multiple independent grippers are used to transport articles, then the system can handle different formats and orientations of containers, but the system is unreliable at high processing speeds

Engineering Contradiction:
Improveability to handle different formats and orientationsVSAvoidreliability at high processing speeds
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

By combining multiple independent grippers into a single continuous belt structure, the system eliminates the coordination problems and timing issues that arise with multiple independent actuators operating at high speeds. The unified belt structure provides consistent, reliable transport performance across high processing speeds while maintaining adaptability to different article formats.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of manufacture

If a compact extraction system is implemented, then the system is easier to install and adapt to different locations, but the system must still handle high processing speeds and various article formats

Engineering Contradiction:
Improveease of installation and adaptationVSAvoidprocessing speed
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The continuous belt structure serves as a universal platform that can be configured for different processing speeds and article formats without requiring complete system redesign. This multi-functionality allows the compact extraction system to maintain high productivity while being easy to install and adapt to different locations and requirements.

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

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 provides a compact, reliable, and easily adaptable solution for transporting asymmetrical products with predefined positions and orientations, maintaining high processing efficiency and ease of installation.

Implementation Method 1

two helical screws (10, 20) rotating alongside each other on parallel axes above a support plane (40), wherein a plurality of containment spaces (e1, e2, e3) for containing and advancing an article (100) on a transport plane are defined between the first helical screw (10) and the second helical screw (20)

Methodology Applied
Scientific EffectHelical screw mechanism: Screw

Data Source

PatentUS12570476B2Extraction system for transporting in an advancing direction an orderly flow of articles
Publication Date: 2026.03.10 RONCHI MARIO SPA
  • US12570476B2 patent drawing
  • US12570476B2 patent drawing
  • US12570476B2 patent drawing

AI summary

An extraction system for transporting in a longitudinal advancing direction (E) an orderly flow of articles, in particular containers (100), with a support plane (40), a first helical screw (10) and a second helical screw (20), for transporting an orderly flow of articles.