Detachable Metering Wheel Mount for Granular Material Distributors
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Solution Overview
Problem
Existing distributor machines for granular or grainy materials face challenges in ease of use and high maintenance costs due to complex metering wheel exchange processes and inefficient material distribution.
Innovation Solution
A device with a housing featuring an inlet and outlet for granular or grainy materials, equipped with a detachable mounting component that allows for easy exchange and secure mounting of a metering wheel on a drive shaft, enabling smooth rotation and minimizing tool requirements for assembly, along with a slider device for material path control and multiple outlet options for efficient distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the metering wheel is made detachable for easy exchange, then the ease of operation is improved, but the device complexity increases due to the mounting component and receiving unit
Solution Approach 1:
The metering device is divided into separate functional modules: a detachable mounting component with a receiving unit that can be independently removed from the housing, allowing the metering wheel to be exchanged without removing the entire metering device. This segmentation enables easy replacement of only the metering wheel assembly while keeping the housing and other components in place.
Solution Approach 2:
The metering wheel is nested within the receiving unit of the mounting component, which itself is nested within the housing. This nested structure allows the metering wheel to be accessed and replaced by simply removing the outer mounting component, creating a compact hierarchical arrangement that simplifies exchange operations.
2Reliability
If the mounting component covers the mounting opening to secure the metering wheel, then the reliability is improved, but the ease of operation deteriorates due to additional steps for removal
Solution Approach 1:
The mounting component is designed to be completely extractable from the housing through the mounting opening. The covering function is achieved by the mounting component itself when installed, but for replacement, the entire mounting component with the metering wheel can be extracted as a single unit, simplifying the removal process while maintaining security during operation.
Data Source
AI summary
The invention relates to a device for metering a granular or grainy material in a distributor machine, comprising a housing; an inlet opening which is formed on the housing and through which a granular or grainy material can be introduced in the housing for metering; an outlet opening which is formed on the housing and through which the granular or grainy material can be discharged out of the housing after metering; a metering space which is formed in the housing in such a way that granular or grainy material in the housing can be moved from the inlet opening via the metering space to the outlet opening; a metering wheel which is arranged in the metering space on a drive shaft, and which is configured to meter the granular or grainy material supplied via the inlet opening; a mounting opening which is formed on the housing and via which the metering wheel can be exchangeably mounted in the metering space; and a mounting component which is detachably arranged in the mounting opening in a mounted position, and this in turn is arranged at least partially welded onto the housing, wherein the mounting component has a receiving unit for detachably receiving the metering wheel, in such a way that the metering wheel received on the receiving unit is mounted on the drive shaft when arranging the mounting component in the mounted position, and in such a way that, when detaching the mounting component from the mounted position, the metering wheel is forcibly detached from the drive shaft (6), such that the metering wheel can be removed from the metering space in this way and can be detached from the housing together with the mounting component. A distributor machine is also provided for distributing a granular or grainy material, such as seeds, fertiliser or grit.