Sorting Unit Removal in Conveyor Bends to Save Space

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Solution Overview

Problem

Existing sorting devices have a large space requirement and inefficient removal devices that can be improved.

Innovation Solution

A sorting device with a removal device positioned on the inner side of a bend in the conveying path, utilizing a pivot arm and adjustable removal member to efficiently remove products from connecting portions using a pusher head or blowing facility, minimizing space and force requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If the removal device is positioned on a straight section of the conveying path, then the removal operation can be performed with sufficient force, but the space requirement increases significantly

Engineering Contradiction:
Improveremoval forceVSAvoidspace requirement
Core Design Contradiction:
ForceVSArea of stationary object

Solution Approach 1:

The removal device is positioned on the inner side of a bend in the conveying path, utilizing the third dimension (radial position relative to the bend) rather than only linear distance along the path. This spatial reconfiguration allows the removal device to operate in a compact area while still accessing products on the connecting portion.

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

Solution Approach 2:

The centrifugal force that naturally acts on products during the bend is converted into a beneficial effect. Instead of viewing the bend as a problematic element that complicates removal, the invention leverages the outwardly directed centrifugal force to assist the removal operation, reducing the additional force required from the removal device.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

2Reliability

If a traditional removal device design is used, then the removal operation is reliable, but the device complexity and space requirement increase

Engineering Contradiction:
Improveremoval reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system utilizes the natural centrifugal force generated by the conveying device during the bend to assist in the removal operation. The conveying device itself provides part of the removal force through the centrifugal effect, reducing the complexity of the dedicated removal device while maintaining reliability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The removal device is integrated into the bend structure of the conveying path, allowing the same structural element to serve both as part of the conveying system and as the basis for the removal operation. This multi-functionality reduces overall device complexity.

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 solution reduces space requirements and improves efficiency by leveraging centrifugal force and a compact design, allowing for reliable and effective removal of products from connecting portions.

Implementation Method 1

When passing around the bend, at a specific speed, there is in any event already an outwardly directed centrifugal force acting on the product, as a result of which less additional force from the removal device is required in order to remove the product from a connecting portion between two successive sorting units.

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Data Source

PatentUS12540040B2Sorting device and method for using a sorting device
Publication Date: 2026.02.03 VANDERLANDE IND
  • US12540040B2 patent drawing
  • US12540040B2 patent drawing
  • US12540040B2 patent drawing

AI summary

The invention provides a device for sorting products. The facility includes sorting units that each are provided with a support surface and transport means for endless movement transport route transporting the sorting units. The sorting units include sorting means for the sideways at a desired sorting location of the supporting surface of the relevant one moving the sorting unit away from a product, and control means for controlling the sorting device. The device further comprises stationary removing means wherein the control means are further adapted to supply control signals to the removing means for, due to the effectiveness of the removal means, at a removal location of an associated one sorting unit removes any products that cannot pass through the associated sorting equipment sorting unit have been moved off and have been unintentionally left on a sorting unit. The invention provides further removing means for use in such a device as well as a method for use of such a device.