Agricultural Baler Tagger Assembly Tensioning Mechanism

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Solution Overview

Problem

Existing agricultural baler systems face challenges in efficiently attaching labels to bales due to slack in lineal objects and interference from debris, which affects the mechanical operation of labeling devices.

Innovation Solution

A tagger assembly with retaining elements that tension the lineal object, located before and after the tagger, ensures a taut lineal object, and a method involving a lifting member to move the lineal object between positions while applying a braking force, combined with air flow to remove debris, facilitates reliable label attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a mechanical labeling device is used on a moving lineal object, then continuous labeling is achieved, but slack in the lineal object interferes with mechanical operation

Engineering Contradiction:
Improvecontinuous labelingVSAvoidmechanical operation
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The retaining element is positioned to tension the lineal object before it enters the labeling zone, preliminarily eliminating slack conditions that would interfere with subsequent mechanical labeling operations. This preliminary tensioning ensures the lineal object is properly positioned and taut when it reaches the affixation elements.

Inventive Principle:
Principle #10Preliminary action

2Extent of automation

If a mechanical labeling device operates in the baler environment, then labeling is automated, but loose debris interferes with mechanical operation

Engineering Contradiction:
Improveautomated labelingVSAvoiddebris interference
Core Design Contradiction:
Extent of automationVSObject-affected harmful factors

Solution Approach 1:

The retaining element is designed to be selectively engaged with the lineal object while allowing debris to pass through or be excluded. By positioning the retaining element to contact only the lineal object at specific points, harmful debris in the baler environment is excluded from interfering with the tensioning and labeling mechanism.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If the lineal object is moved between affixation elements, then label attachment is enabled, but debris accumulation obstructs transfer

Engineering Contradiction:
Improvelabel attachmentVSAvoiddebris obstruction
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The retaining element acts as an intermediary between the lineal object and the affixation elements, maintaining tension and guiding the lineal object through the labeling zone. This intermediary function ensures smooth transfer of the lineal object between affixation elements while preventing debris accumulation from obstructing the process.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 maintains a taut lineal object, reducing mechanical resistance from debris and enhancing labeling efficiency, ensuring reliable and efficient attachment of labels to bales.

Implementation Method 1

at least one of the at least one retaining element may comprise a spring. In particular embodiments, at least one of the at least one retaining element may comprise a spring consisting of a strip bent in an arc

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

combined with air flow to remove debris

Methodology Applied
Scientific EffectAir flow: Fluid Spray

Data Source

PatentUS9943036B2Tagger for agricultural baler
Publication Date: 2018.04.17 BLUE LEAF I P INC
  • US9943036B2 patent drawing
  • US9943036B2 patent drawing
  • US9943036B2 patent drawing

AI summary

A tagger assembly has a tagger for affixing labels onto a lineal object binding a bale of agricultural crop material. The tagger having an input port for receiving the lineal object and an output port for evacuating the lineal object, and at least one retaining element for tensioning the lineal object, more particularly for tensioning the lineal object when it is raised from an initial position close to the bale to a raised position further away from the bale, for affixing a label.