Overhead Conveyor Pouch Loading With Passive Alignment Supports

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Solution Overview

Problem

Existing overhead conveyor systems face challenges with complex construction designs, inefficient alignment and stabilization of transport units, high maintenance costs, and the need for custom-made transport pouches, leading to increased wear and limited flexibility.

Innovation Solution

A loading and unloading device for overhead conveyor systems that uses a pivoting mechanism with passive supporting devices to stabilize transport pouches, allowing for precise alignment and reduced mechanical stress, compatible with standard pouches, and minimizing the need for complex actuators and sensors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If complex actuators and sensors are used for alignment and stabilization, then positioning precision is improved, but device complexity increases

Engineering Contradiction:
Improvealignment precisionVSAvoidmechanical design complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The transport pouch performs self-alignment through its geometric configuration and the interaction with the supporting device. The pouch's own structure, combined with the support provided by the bearing points on the rear wall, enables automatic positioning without external actuators or sensors. The system uses the pouch's weight and geometry to achieve the desired alignment.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent removes complex actuators and sensors from the system, retaining only the essential passive supporting device with bearing points. By extracting the unnecessary complex components, the solution achieves alignment through simplified mechanical means, reducing device complexity while maintaining positioning precision.

Inventive Principle:
Principle #2Taking out (Extraction)

2Manufacturing precision

If custom-made transport pouches are used, then alignment performance is improved, but adaptability deteriorates

Engineering Contradiction:
Improvealignment precisionVSAvoidpouch compatibility
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The supporting device with bearing points is designed to be universally applicable to different transport pouch types. The geometric configuration of the bearing points on the rear wall allows standard pouches to achieve proper alignment during loading and unloading operations, eliminating the need for custom-made pouches for each application.

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

Solution Approach 2:

The system achieves adaptability by allowing geometric parameters of the pouch (such as size and shape) to vary while maintaining the same functional interface with the supporting device. The bearing points are positioned to work with standard pouch dimensions, enabling the system to handle various pouch types without modification.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If passive supporting devices are used, then device complexity is reduced, but stabilization reliability may worsen

Engineering Contradiction:
Improvemechanical design complexityVSAvoidstabilization reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

Instead of using active devices to control and stabilize the pouch, the system inverts the approach by using passive geometric constraints. The bearing points are positioned to naturally guide and stabilize the pouch through its weight and geometry, achieving reliability through inverted logic - rather than actively controlling, the system passively constrains the pouch movement.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The supporting device is designed beforehand with bearing points positioned to prevent excessive movement and wear. The geometric configuration provides built-in stabilization that prevents harmful forces from developing during operation, cushioning against potential failures before they occur.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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 simplifies the mechanical design, reduces maintenance costs, extends pouch lifespan, and enhances system reliability by ensuring precise alignment and controlled movement, while being adaptable to various pouch sizes and shapes.

Implementation Method 1

the overhead conveyor device is designed to convey the at least one transport unit along a conveying path in a conveying direction

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 2

a first supporting device that is configured to support a transport pouch pivoted into the second orientation during conveying along a second section of the conveying path by means of the two bearing points of the rear wall of the transport pouch

Methodology Applied
Scientific EffectMechanical Support: Mechanical Force

Implementation Method 3

a second supporting device that is configured to support the front wall of a transport pouch during conveying along a third section of the conveying path

Methodology Applied
Scientific EffectMechanical Support: Mechanical Force

Implementation Method 4

The first supporting device and the second supporting device are configured in such a manner that in a region in which the second section and the third section of the conveying path overlap, the transport pouch has a determined, geometrically defined opening

Methodology Applied
Scientific EffectGeometry: Geometry

Data Source

PatentUS20250282560A1Device and method for loading and unloading transport units of an overhead conveyor system
Publication Date: 2025.09.11 FERAG AG
  • US20250282560A1 patent drawing
  • US20250282560A1 patent drawing
  • US20250282560A1 patent drawing

AI summary

A loading device for loading transport units in an overhead conveyor device includes an overhead conveyor device having at least one transport unit with a transport pouch mounted on a carrier element in a pivotably suspended manner. The transport unit is conveyed along a conveying path and the transport pouch includes a rear wall that is mounted on the carrier element of the transport unit in a pivotably suspended manner and the rear wall has two bearing points arranged laterally on one side of the rear wall. A front wall is movably connected to the rear wall. A pivoting device interacts with the front wall to pivot the transport pouch during conveying along a first section of the conveying path from a vertical first orientation to a pivoted second orientation. A first supporting device supports a transport pouch pivoted into the second orientation during conveying along a second section by the two bearing points of the rear wall of the transport pouch. A second supporting device supports the front wall during conveying along a third section of the conveying path. The first supporting device and the second supporting device are configured so that in a region in which the second section and the third section of the conveying path overlap, the transport pouch has a determined, geometrically defined opening.