Scattering Head With Switching Device For Wood Panel Production
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Solution Overview
Problem
Existing wood-based panel production plants are limited in their ability to produce diverse products due to high investment costs and space requirements, as they are typically designed for a single type of material and panel, lacking flexibility and efficiency in handling different types of grit materials.
Innovation Solution
A scattering device with a single bunker and scattering head featuring two successively arranged spreading areas with different roller geometries and/or modes of operation, equipped with a switching device to selectively direct the grit flow to the optimally suited area, allowing for quick and flexible adjustment to various materials and orientations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple spreading heads with different designs are used to handle different material types, then adaptability is improved, but device complexity and investment costs increase
Solution Approach 1:
The patent combines multiple spreading areas with different roller geometries into a single spreading head unit. The first spreading area has rollers optimized for fine fibers while the second spreading area has rollers optimized for coarse chips, allowing both material types to be handled by one integrated device rather than requiring separate spreading heads.
Solution Approach 2:
The spreading head is designed with multi-functionality by incorporating multiple spreading areas that can handle different material types. The switching device enables the same spreading head to be universally applied to both fine fiber materials and coarse chip materials, eliminating the need for multiple specialized devices.
2Adaptability or versatility
If multiple spreading heads are arranged in series to produce different panel types, then product variety is improved, but space requirements and footprint increase
Solution Approach 1:
The patent merges the functionality of multiple spreading heads into a single compact unit by arranging multiple spreading areas within one spreading head. This integration significantly reduces the space footprint while maintaining the capability to produce different panel types through the switching device that directs materials to appropriate spreading areas.
3Manufacturing precision
If a single spreading head is designed for one material type, then manufacturing precision is improved, but adaptability deteriorates
Solution Approach 1:
The spreading head incorporates local quality by providing different roller geometries in different spreading areas. The first spreading area has roller characteristics optimized for fine fiber materials while the second spreading area has roller characteristics optimized for coarse chip materials, allowing each local area to maintain high precision for its specific material type.
Solution Approach 2:
The spreading head exhibits dynamic adaptability through the switching device that can direct different materials to the appropriate spreading area. This dynamic configuration allows the same physical structure to adapt its functionality based on the material being processed, maintaining manufacturing precision across different material types.
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
Enables the production of different wood-based panel products with a compact design, reducing space and investment needs, while allowing for flexible processing of various materials and orientations, enhancing production efficiency and adaptability to meet diverse product requirements.
Implementation Method 1
the spreading head has several spreading rollers distributed along the transport direction (of the conveyor belt), (preferably driven by rotation), which spread the spreading material onto the conveyor belt
Data Source
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AI summary
The invention relates to a scattering device (1) for producing a scattered particle mat on a scattering conveyor belt (2) in the course of producing wood material boards, comprising at least one scattered particle silo (3) and a scattering head (4) arranged below the scattered particle silo and above the scattering conveyor belt, wherein the scattering head has multiple scattering rollers (5) which are distributed along the transport direction (T) and which scatter the scattered particles on the scattering conveyor belt, and the scattering head has at least two scattering regions (4a, 4b) which are arranged one behind the other and each of which has a different roller geometry and/or a different roller mode. A switching device (10) is arranged between the scattered particle silo and the scattering head, said switching device being used to guide the scattered particles flow out of the scattered particle silo to selectively either only the first scattering region or only the second scattering region of the scattering head.