Rotating Conveyor Element for Bale Wrapping Web Delivery

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Solution Overview

Problem

Existing baling press systems face issues with uniform wrapping web conveyance and entanglement, often requiring additional conveyor devices and being prone to material accumulation and contamination, especially when using multipart conveyor elements.

Innovation Solution

A baling press with a substantially open pressing chamber and a rotating conveyor element that delivers the wrapping web directly to the bale, eliminating the need for additional conveyor devices and preventing entanglement, featuring a one-piece conveyor element that loops around rollers for easy access and maintenance, with optional guide means and a high-friction coating for uniform rotation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If a multipart conveyor element is used, then the conveyor can cover the feed chamber, but material accumulation occurs in gaps between parts

Engineering Contradiction:
Improvecoverage area of conveyor elementVSAvoidmaterial accumulation
Core Design Contradiction:
Area of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The conveyor element is divided into multiple modular sections that can be assembled together to cover the entire feed chamber. Each section is a separate component that can be independently maintained and replaced, allowing the system to achieve full coverage while maintaining accessibility for cleaning and maintenance of individual segments.

Inventive Principle:
Principle #1Segmentation

2Productivity

If additional conveyor devices are added to deliver wrapping web, then the wrapping process is enhanced, but device complexity increases

Engineering Contradiction:
Improvewrapping process efficiencyVSAvoidnumber of conveyor devices
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The existing conveyor element that transports crop material into the pressing chamber is designed to also transport the wrapping web to the bale. This multi-functional design eliminates the need for separate conveyor devices dedicated solely to wrapping web delivery, thereby maintaining high wrapping process efficiency while reducing overall system complexity.

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

3Object-affected harmful factors

If the pressing chamber is enclosed, then material containment is improved, but access to conveyor elements for maintenance is difficult

Engineering Contradiction:
Improvematerial containmentVSAvoidaccessibility of conveyor elements
Core Design Contradiction:
Object-affected harmful factorsVSEase of repair

Solution Approach 1:

The pressing chamber incorporates movable or removable panels/sections in the side walls that can be opened or detached to provide direct access to the conveyor elements during maintenance operations. These dynamic access points allow the chamber to maintain its enclosed structure during normal operation for material containment, while enabling easy maintenance access when required.

Inventive Principle:
Principle #15Dynamics

4Device complexity

If a one-piece conveyor element is used, then guide means can be reduced, but manufacturing complexity increases

Engineering Contradiction:
Improvenumber of guide meansVSAvoidconveyor element manufacturing
Core Design Contradiction:
Device complexityVSEase of manufacture

Solution Approach 1:

The conveyor element is constructed as a one-piece modular unit that can be manufactured as a single component using techniques such as rotational molding or extrusion. This one-piece design eliminates gaps between parts where material could accumulate and reduces the number of guide means required, while the modular nature allows for efficient manufacturing and replacement if needed.

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

This configuration ensures a uniform and efficient wrapping process, minimizing entanglement and material accumulation, while reducing the need for guide means and protecting the conveyor system from contamination, resulting in a more reliable and operationally simple baling process.

Implementation Method 1

having at least one rotating conveyor element, which delivers the wrapping web directly to the bale

Methodology Applied
Scientific EffectRotation:

Implementation Method 2

The surface or the peripheral face of the conveyor element can be designed smooth or, indeed, structured, for example in order to influence a transportation of the wrapping material in the desired manner

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS7617653B2Baling press
Publication Date: 2009.11.17 DEERE & CO
  • US7617653B2 patent drawing
  • US7617653B2 patent drawing
  • US7617653B2 patent drawing

AI summary

A baling press having a pressing chamber and an apparatus for wrapping a bale in a wrapping web and having at least one rotating conveyor element is proposed, wherein the conveyor element advances the wrapping web to the bale.