Tool-Free Sowing Row Wedge Mounting System
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Solution Overview
Problem
Existing sowing rows are costly and inefficient to adapt for different application situations, such as varying seed grains, due to the complexity of changing components like cutting discs and share wedges.
Innovation Solution
A sowing row arrangement featuring a frame with tool holders allowing tool-free mounting and dismounting of blade wedges, enabling easy replacement and adjustment of cutting discs and share wedges for different granular materials, with a manually operable fastening device and a cover element to protect the cutting discs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional mounting methods are used for coulter wedges, then secure attachment is achieved, but component changes become complex and time-consuming
Solution Approach 1:
The mounting system is segmented into modular components: a tool holder with mounting component and a separate fastening element. This segmentation allows the coulter wedge to be quickly attached and detached without complex tool-free mechanisms, resolving the contradiction between ease of replacement and system complexity by dividing the mounting function into simple, independent parts.
Solution Approach 2:
The fastening element is designed to be manually operable without requiring additional tools, enabling the operator to perform mounting and dismounting operations independently. This self-service capability improves ease of component replacement while keeping the mounting system simple, as no external tools or complex mechanisms are needed.
2Productivity
If tool-free mounting is implemented, then component changes become quick and easy, but secure attachment may be compromised
Solution Approach 1:
The mounting system separates the attachment function into a mounting component on the tool holder and a fastening element, where the fastening element provides secure locking when engaged. This segmentation enables quick tool-free operation while maintaining reliable attachment through the dedicated fastening mechanism.
Solution Approach 2:
The fastening element acts as an intermediary between the mounting component and the coulter wedge, providing a simple yet secure connection. This intermediary mechanism enables quick attachment and detachment while ensuring reliable fixation during operation, resolving the contradiction between speed and security.
3Adaptability or versatility
If multiple components are used for furrow formation, then functionality is improved, but adaptation cost and complexity increase
Solution Approach 1:
The tool holder with mounting component is designed as a universal interface that can accommodate different types of coulter wedges and cutting discs. This multi-functional mounting system enables the seed drill to be adapted to different granular materials and application situations without requiring multiple specialized mounting mechanisms, thus improving versatility while keeping the component count manageable.
Data Source
AI summary
The invention relates to an arrangement for a seed row of a seed drill with a frame (1) and furrow-forming device, which is arranged on the frame (1) and comprises the following: cutting discs (6) and a coulter wedge (7) associated with the cutting discs (6). The coulter wedge (7) is mounted on the frame on a tool holder (9) and can be changed without tools. Furthermore, a seed row and a seed drill with this arrangement are provided. (Figure)