Seed Seeder Fluid Guide Channel Placement
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Solution Overview
Problem
Existing mechanized methods for sowing individual seeds in seed trays are laborious, require accurate seed placement, and are inefficient due to the need for adapting equipment to different seed sizes and shapes, and involve costly seed pelleting.
Innovation Solution
A method involving a seed guide channel system where seeds are flushed from a surface into a guide channel using a fluid, allowing for accurate placement without the need for air openings or vacuum, enabling seeds of varying sizes and shapes to be sown without equipment changes, and allowing for both pelleted and bare seeds to be used without modification.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If vacuum holding on air opening is used to hold individual seeds, then seeds can be held and transported, but accurate placement is required which is unreliable and results in empty compartments
Solution Approach 1:
The invention extracts the seed from the vacuum holding mechanism and transports it through a guide channel to the seed location. The seed is taken out from the air opening where vacuum holds it, moved through a separate path (guide channel), and deposited at the target location, eliminating the need for precise placement on the air opening.
Solution Approach 2:
The guide channel acts as an intermediary between the vacuum holding point and the seed location. Instead of placing seeds directly at the final location using vacuum, the channel serves as a intermediate transport path that carries seeds from the holding point to the destination, decoupling the holding mechanism from the placement precision requirement.
2Reliability
If air opening size and shape are adapted to seed size and shape, then reliable seed holding is achieved, but equipment must be changed when sowing different seed types
Solution Approach 1:
The invention makes the seed holding mechanism dynamic by using vacuum that can adapt to different seed sizes and shapes. Instead of fixed air opening dimensions, the vacuum force can be adjusted to accommodate various seed types, allowing the same equipment to reliably hold different seeds without physical changes to the air openings.
Solution Approach 2:
The vacuum holding mechanism is designed to be universal, capable of holding different types of seeds through the same air opening structure. By using adjustable vacuum force rather than fixed geometric adaptation, the system achieves multi-functionality across different seed types without requiring equipment changes.
3Manufacturing precision
If seed pelleting is performed to optimize size and shape, then accurate placement on needle or drum openings is improved, but the process becomes costly
Solution Approach 1:
The invention extracts the seed from the pelleting process entirely. Instead of modifying the seed's physical properties through pelleting to achieve accurate placement, the system takes the seed as-is, holds it with vacuum, and transports it through the guide channel to the seed location, eliminating the need for costly pelleting while maintaining placement accuracy.
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 method reduces the accuracy required for seed placement, allows for flexible seed sizes and shapes without equipment changes, and eliminates the need for seed pelleting, making the process more efficient and cost-effective.
Implementation Method 1
flushing the seed from the surface into the opening by directing a fluid over the surface in the direction of the opening
Data Source
AI summary
A method for sowing an individual seed in a seed location and to a seeder therefor. The method includes arranging a seed on a surface adjacent to an opening that leads to a guide channel that extends to the seed location; flushing the seed from the surface into the opening by directing a fluid over the surface in the direction of the opening; and guiding the seed to a seed location by the guide channel. The seeder has at least one opening that leads to a guide channel that extends to a seed location; a surface that is configured to be arranged adjacent to the at least one opening; and a selectively operable fluid supply for each opening, each fluid supply having at least one nozzle that is arranged for directing fluid over the surface in the direction of the opening.