Structured Pressure Device for Ceramic Powder Compacting
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Solution Overview
Problem
Ceramic product compacting machines experience frequent wear of structured contact surfaces, leading to inconsistent quality and premature replacement, resulting in unacceptable slabs and non-homogeneous products.
Innovation Solution
A pressure device with a layered structure comprising a metal or composite base layer, a polymer layer, and a superficial polymer layer that can be hardened using electromagnetic radiation, allowing for extended use without compromising the structured surface quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a polymer contact layer is used on the pressure band, then the structured surface quality is improved, but the wear resistance deteriorates leading to frequent replacement
Solution Approach 1:
The pressure band contact layer is constructed as a composite structure with a polymer base layer providing wear resistance and a structured surface layer providing aesthetic quality. This composite approach allows each material to contribute its advantageous properties, resolving the contradiction between surface quality and wear resistance.
Solution Approach 2:
The contact layer is divided into multiple functional segments: a wear-resistant base layer and a separate structured surface layer. This segmentation allows independent optimization of each layer's properties and enables selective replacement of only the worn surface layer while retaining the durable base layer.
2Manufacturing precision
If the contact surface is replaced frequently, then the quality consistency is maintained, but the productivity decreases due to premature replacement
Solution Approach 1:
The wear-resistant base layer is prepared in advance with appropriate hardness and structural properties to ensure long-term durability. This preliminary preparation prevents premature replacement and maintains quality consistency throughout extended operational periods.
Solution Approach 2:
Instead of replacing the entire pressure band contact layer frequently, only the worn structured surface layer is discarded and replaced, while the durable base layer is recovered and retained. This partial replacement approach maintains quality while significantly reducing replacement frequency and improving productivity.
3Reliability
If the contact layer material is made harder, then the wear resistance is improved, but the ability to create structured surface relief deteriorates
Solution Approach 1:
Different regions of the contact layer have different properties: the base layer is made hard for wear resistance, while the structured surface layer maintains softer, more compliant properties to effectively create surface relief. This local differentiation of material properties resolves the contradiction between hardness and structured surface creation capability.
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
The solution significantly extends the operational time of the pressure device while maintaining the aesthetic and quality standards of the structured surface, reducing waste and improving the homogeneity of ceramic products.
Implementation Method 1
a polymer layer, and a superficial polymer layer that can be hardened using electromagnetic radiation
Data Source
AI summary
A method for compacting ceramic powder; a layer of uncompacted ceramic powder is conveyed to a pressure device, which has a structured contact surface and comes into contact with the powder material so as to obtain a layer of compacted powder material having a structured surface; the pressure device comprises a first layer and a superficial layer arranged on the first layer; at least part of the superficial layer wears so as to uncover at least part of the first layer and obtain at least areas of the first outwardly exposed layer the areas of the first outwardly exposed layer are hardened by means of irradiation with UV radiations.