Imaging Apparatus for Cotton Module Building

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Solution Overview

Problem

Cotton module builders on self-propelled harvesters face challenges in monitoring the module building process in real-time due to obstructed views, leading to difficulties in achieving desired module shapes and characteristics, such as tapered or crown shapes, especially when operating in varying crop conditions.

Innovation Solution

Incorporating real-time imaging capabilities using small optical cameras within or adjacent to the module building chamber and on the harvester, allowing operators to monitor the module building and unloading processes from the operator cab, providing multiple perspectives and the ability to adjust parameters for better module formation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If real-time imaging apparatus is installed to monitor module building process, then monitoring capability and module shape control are improved, but device complexity increases

Engineering Contradiction:
Improvemodule shape monitoring capabilityVSAvoidimaging system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent uses imaging apparatus to create visual copies (images) of the module building chamber interior, allowing operators to monitor the process remotely without physically accessing the chamber. This copying approach enables precise monitoring of module shape and cotton distribution while avoiding the complexity of direct observation systems.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The imaging system acts as an intermediary between the operator and the module building chamber. Instead of direct observation, operators view images captured by the imaging apparatus, which mediates the monitoring process. This intermediary approach resolves the contradiction by enabling monitoring capability while keeping the system relatively simple through standard imaging technology.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If multiple cameras are installed to provide multiple perspectives, then monitoring accuracy and module formation quality are improved, but device complexity and cost increase

Engineering Contradiction:
Improvemodule formation qualityVSAvoidnumber of cameras
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent strategically positions imaging apparatus at specific locations within or adjacent to the module building chamber to capture critical views of the module formation process. Rather than uniformly distributing cameras throughout, the system places imaging devices where they provide the most valuable local information about cotton distribution and module shape, achieving high manufacturing precision with minimal device complexity.

Inventive Principle:
Principle #3Local quality

3Shape

If imaging apparatus is used to monitor cotton distribution, then ability to achieve desired module shape is improved, but information processing requirements and system complexity increase

Engineering Contradiction:
Improvemodule top shape controlVSAvoidinformation processing load
Core Design Contradiction:
ShapeVSLoss of information

Solution Approach 1:

The imaging system provides real-time visual feedback about cotton distribution and module shape development to operators. This feedback loop enables operators to observe the module building process and make adjustments to achieve desired module top shapes (flat, tapered, or crown shapes). The feedback approach improves shape control while keeping information processing manageable by presenting visual information in an easily interpretable format.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS7677169B2Apparatus and method using imaging in building a cotton module
Publication Date: 2010.03.16 BLUE LEAF I P INC
  • US7677169B2 patent drawing
  • US7677169B2 patent drawing
  • US7677169B2 patent drawing

AI summary

A cotton module building apparatus, utilizing imaging apparatus operable for capturing real-time images of the module building process, including accumulated cotton in the module building chamber, cotton inflow, and the in-process cotton module, and a method for building a cotton module using the images. The imaging apparatus includes a camera or cameras disposed at advantageous locations about the module building chamber, and cotton is distributed and moved within the chamber responsive to the images, for advantageous placement and distribution for forming a module having a desired consistency and top shape. Imaging apparatus can also be provided for observing unloading of a module from the chamber, and for facilitating maneuvering and positioning the unloading apparatus.