Self-Cleaning Screen With Independent Wire Movement
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Solution Overview
Problem
There is a need for a more efficient system and method of producing self-cleaning screens, as well as increased versatility and variety of supports and spacing for screens, to reduce maintenance and replacement frequencies.
Innovation Solution
The method involves generating a three-dimensional model for the supports, using additive printing to form layers of the supports around the wires, and allowing the wires to move independently to prevent clogging. This process allows for customization of support geometry, orientation, and material combinations without the need for new molds or mechanical changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional woven screens are used, then the screen structure is simple and easy to manufacture, but the wires move together and become clogged frequently requiring regular replacement
Solution Approach 1:
The screen is divided into independent wire elements that can move separately from each other. Each wire acts as an independent unit rather than being constrained as a woven grid, allowing particles to pass through more effectively and preventing the interlocking clogging that occurs in traditional woven screens.
Solution Approach 2:
The wires are designed to move independently and dynamically in response to particle flow and vibration. This dynamic independence allows the wires to adapt their positions to prevent clogging while maintaining screen integrity, contrasting with the rigid interconnected structure of woven screens.
2Reliability
If self-cleaning screens with parallel wires and supports are used, then the screen requires less maintenance and replacement, but the manufacturing process is complex and time-consuming
Solution Approach 1:
The support structures are pre-formed with integrated wire positioning features before the wires are installed. This preliminary preparation of the support geometry allows for rapid wire installation and positioning without complex assembly operations, reducing overall manufacturing time while maintaining the self-cleaning functionality.
Solution Approach 2:
The support structures incorporate standardized positioning features that can be replicated across different screen configurations. By using standardized copying of support geometries and positioning features, the manufacturing process becomes more efficient while maintaining the independent wire movement capability.
3Stability of the object's composition
If the supports are designed to hold wires in position, then the wire positioning is stable, but the wires cannot move independently to prevent clogging
Solution Approach 1:
The support structures provide localized positioning at specific points along the wires rather than continuous constraint. This local quality approach allows the wires to be stable where needed (at support points) while remaining free to move independently between supports, preventing clogging without compromising overall positioning stability.
Solution Approach 2:
The wire support system is segmented into discrete support points rather than continuous constraints. This segmentation allows each wire to be positioned stably at multiple discrete locations while maintaining independence between wire segments, enabling both positioning stability and clogging prevention.
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 approach enables the production of self-cleaning screens with enhanced design flexibility, reduced production time, and improved durability, leading to lower maintenance costs and extended screen lifespan.
Implementation Method 1
transmitting instructions to an additive printer to form a first layer of the at least one support
Data Source
AI summary
A self-cleaning screen is formed via additive printing. The dimensions of the self-cleaning screen are modified. Supports are printed via additive printing. The supports are formed over a plurality of wires. Side seals may be additively printed along major sides of the plurality of wires. Wear of the screens is monitored.