Adjustable Row Cleaner Assembly for Strip Till Debris Clearance
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Solution Overview
Problem
Existing row cleaner and closing assemblies in strip till farming systems face challenges in adjusting to varying soil conditions and debris levels, leading to ineffective debris removal and seed planting issues.
Innovation Solution
A row cleaner system with adjustable row cleaning and closing wheels, controlled by an actuator, allows for customizable down-pressure and angle adjustment, ensuring optimal debris clearance and furrow closure, featuring a row cleaner frame with pivotable arms and cutting discs for efficient debris removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If row cleaners and closing assemblies are designed with fixed configurations, then device complexity is reduced, but adaptability to varying soil conditions and debris levels deteriorates
Solution Approach 1:
The row cleaner assembly incorporates an actuator that enables dynamic adjustment of the cleaner's position and angle relative to the planter frame. This allows the system to adapt to varying soil conditions and debris levels by modifying the down-pressure and angular orientation of the cleaning wheels, transforming a static structure into a dynamically adjustable one.
Solution Approach 2:
The system changes physical parameters such as the angular orientation and down-pressure applied by the row cleaner through actuator control. By adjusting these parameters, the system optimizes debris removal effectiveness across different field conditions without requiring multiple fixed configurations.
2Adaptability or versatility
If adjustable row cleaning and closing assemblies are added, then adaptability to soil conditions improves, but device complexity increases
Solution Approach 1:
The actuator serves multiple functions: it adjusts both the down-pressure and angular orientation of the row cleaner assembly. This multi-functionality reduces the need for separate adjustment mechanisms, thereby limiting the increase in device complexity while maintaining high adaptability.
Solution Approach 2:
The row cleaner and closing assemblies are integrated into a unified structure with shared adjustment mechanisms. The actuator controls both cleaning and closing functions through a coordinated system, merging previously separate adjustment operations into a single integrated control system.
3Productivity
If row cleaner wheels are positioned closer to cutting discs, then debris removal efficiency improves, but risk of soil engagement issues increases
Solution Approach 1:
The angular orientation of the row cleaner wheels relative to the cutting disc is made dynamically adjustable. This allows the system to optimize the positioning for debris removal while controlling the angle of soil engagement, preventing harmful soil issues even when wheels are positioned close to the cutting disc.
Solution Approach 2:
By adjusting the angular parameter of the row cleaner wheels, the system optimizes the balance between debris removal effectiveness and soil engagement control. The actuator modifies this parameter in real-time based on field conditions, maintaining high productivity while minimizing harmful effects.
4Productivity
If down-pressure on row cleaner is increased, then debris removal effectiveness improves, but soil disturbance increases
Solution Approach 1:
The actuator enables precise control of the down-pressure parameter applied by the row cleaner wheels. By adjusting this parameter, the system achieves optimal debris removal effectiveness while controlling soil disturbance, allowing operators to fine-tune the pressure based on debris density and soil conditions.
Data Source
AI summary
A row cleaner connected to a strip till machine and adapted to clear mulch and other debris encountered in strip or low till planting. A row cleaner frame assembly includes a pair of row cleaner arms and a pair of clearing wheels configured to have a toe-in alignment. The pair of row cleaner arms share a common plane and are pivotally connected at a pair of pivot points common or close to the rotational axis of a cutting disc. The cutting disc is disposed intermediate the pair of row cleaner arms. The row cleaner arms are configured to maintain the clearing wheels in a close-proximity to the cutting disc to provide stretch and cut row clearing operation. An actuator pivotally adjusts the row cleaner assembly relative to the cutting disc. A pivot limiter restricts pivotal travel of the row cleaner to avoid damage to the actuator. A row closing section is provided and includes a lever adapted to adjust toe and/or camber of a closing wheel.