Harvester Header Belt Roller Mount for Stable Conveyor Spacing

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Solution Overview

Problem

Conventional harvester conveyor systems face issues with belt roller instability and crop loss due to deformation and misalignment, particularly when operating on uneven terrain, which affects the efficiency and reliability of crop conveyance.

Innovation Solution

The implementation of a belt roller assembly mount that securely attaches the belt roller to both the infeed deck frame and the cutter bar assembly, maintaining consistent spacing and stability even on uneven ground, using mounting members to ensure rigid coupling and minimize crop loss.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional belt roller mounting is used, then the conveyor system is simpler to manufacture, but the belt roller becomes unstable and deforms on uneven terrain

Engineering Contradiction:
Improvebelt roller stabilityVSAvoidmounting structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mounting structure incorporates adjustable components that allow the belt roller assembly to adapt its position and orientation in response to uneven terrain, transforming a static rigid structure into a dynamic system that maintains stability across varying ground conditions

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting structure is divided into multiple separate components including mounting brackets, adjustment mechanisms, and securing elements, allowing each segment to independently address specific stability requirements while simplifying manufacturing and assembly of individual parts

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If rigid coupling is used to prevent deformation, then the conveyor system maintains consistent spacing, but the structure becomes more complex and difficult to manufacture

Engineering Contradiction:
Improvespacing consistencyVSAvoidmounting structure fabrication
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The mounting structure includes pre-configured alignment features and preset spacing mechanisms that ensure consistent belt roller positioning before final assembly, eliminating the need for complex post-assembly adjustments and precision machining operations

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The design incorporates adjustable mounting parameters such as configurable bolt lengths, variable angle brackets, and selectable positioning holes that allow standard manufacturing processes to produce components adaptable to different spacing requirements without requiring custom fabrication

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12514162B2Harvester header with lateral belt roller mount
Publication Date: 2026.01.06 CNH INDUSTRIAL AMERICA LLC
  • US12514162B2 patent drawing
  • US12514162B2 patent drawing
  • US12514162B2 patent drawing

AI summary

A header system is provided. The headers system includes a conveyor belt and a belt roller assembly comprising a belt roller configured to contact the conveyor belt and to rotate about an axis during movement of the conveyor belt. The header system further includes a belt roller assembly mount configured to secure the belt roller on the header system, wherein the belt roller mount assembly comprises a first mounting member configured to secure the belt roller to an infeed deck frame included in the header system.