Modular Seed Hopper Base for Planter Adaptability
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Solution Overview
Problem
The existing agricultural planting machines require multiple hopper designs and tooling for different seed meter types and supply systems, leading to increased production and inventory costs due to the need for unique hoppers for each combination.
Innovation Solution
A modular seed hopper system with a standard base hopper that can be adapted to various supply sources and seed meters using removable secondary hoppers, reducing the need for multiple molds and inventory.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a unique hopper is manufactured for each combination of seed meter type and supply system, then the hopper fits properly for that specific combination, but the number of hoppers and tooling required increases exponentially
Solution Approach 1:
The hopper is divided into a base hopper portion and a removable secondary hopper portion. The base hopper contains the outlet aperture and mounting interface, while the secondary hopper can be removed and replaced to accommodate different seed meter types and supply systems. This segmentation allows the base hopper to remain constant while only the secondary portion needs to vary.
Solution Approach 2:
The base hopper is designed with a universal mounting interface that can accommodate multiple types of secondary hoppers and different seed meter types. The horizontal mounting flange with vertically disposed holes provides a standardized interface that works with various configurations, making the base hopper multi-functional.
2Adaptability or versatility
If multiple hopper designs are manufactured to accommodate different seed volumes and supply systems, then the hopper can be optimized for each specific application, but production costs and inventory requirements increase
Solution Approach 1:
The hopper is segmented into a standard base portion that can be manufactured once and reused, and a variable secondary portion that can be produced in smaller quantities. This reduces the overall manufacturing complexity and inventory requirements compared to producing complete unique hoppers for each application.
Solution Approach 2:
The base hopper serves as a universal platform that can support multiple secondary hopper configurations. This allows a single base hopper design to be produced in large quantities, achieving economies of scale, while the secondary portions can be customized as needed.
3Ease of manufacture
If a modular design with a standard base hopper and removable secondary hoppers is used, then the number of molds and inventory required is reduced, but the complexity of the attachment mechanism increases
Solution Approach 1:
The hopper is divided into attachable portions with a standardized interface. The mounting flange with vertically disposed holes provides a simple yet effective attachment mechanism that allows the secondary hopper to be securely attached to the base hopper without complex fastening systems.
Solution Approach 2:
The mounting interface is designed to be universal, accommodating different secondary hopper types while maintaining a consistent attachment mechanism. This universality reduces the need for multiple specialized attachment mechanisms, actually simplifying the overall system despite the modular design.
Data Source
AI summary
A modular hopper assembly for use with a seed meter of a row unit for an agricultural planter is provided. The modular hopper assembly includes a base hopper unit that can be attached to the row unit. The base hopper unit can be attached to a seed delivery apparatus, such as an air seed delivery of a central hopper. The base hopper unit is also configured to be attachable to various sizes of row hoppers that can quickly and easily attach to the base unit to provide for varying amounts of storage at each of the row units. As the base unit is operatively attachable to a seed meter, the base unit can be used with generally any seed delivery device, including row hoppers, fluid seed deliveries connected to central hoppers, or the like.