Ceramic Powder Distribution Control for Reproducible Veining
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Solution Overview
Problem
Current systems for compacting ceramic powders of different types suffer from non-reproducible distribution, leading to uncoordinated veining in ceramic articles, which affects the aesthetic similarity to natural products like marble.
Innovation Solution
A plant and method that utilize a compacting machine with a conveyor assembly and feeding devices to control the distribution of ceramic powders of different types, using a detection system and control unit to reproduce a reference distribution, ensuring accurate and reproducible veining in ceramic articles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If random distribution of ceramic powders is used, then manufacturing complexity is reduced, but manufacturing precision deteriorates
Solution Approach 1:
The patent applies preliminary action by pre-defining the desired veining pattern on the surface of the ceramic slab before compacting. The different colored powders are distributed according to this pre-established pattern, ensuring that the veining structure is reproducible and coordinated with surface decorations, thus resolving the contradiction between simplicity and precision.
2Device complexity
If random powder distribution is used, then device complexity is reduced, but product aesthetic quality deteriorates
Solution Approach 1:
The invention uses preliminary action by pre-defining the veining pattern on the slab surface before compacting. This ensures that the distribution of different colored powders follows a coordinated pattern that reproduces natural stone aesthetics reliably, while keeping the device relatively simple.
3Manufacturing precision
If controlled powder distribution with detection system is implemented, then manufacturing precision is improved, but device complexity increases
Solution Approach 1:
The patent applies copying by using a digital model or reference pattern of the desired veining structure. The detection system and control unit reproduce this reference pattern during the compacting process, ensuring precise and reproducible powder distribution without requiring overly complex real-time decision-making systems.
Data Source
AI summary
A plant for manufacturing ceramic articles comprising two feeding devices, each of which is designed to contain a powder material of a respective type and to feed said powder material to a conveyor assembly; the plant further comprises an operating device which is designed to enable the output of the powder material selectively in the area of the feeding devices arranged successively and transversely to the feeding direction, and a control unit which controls the operating device depending on a desired reference distribution and how far the conveyor assembly feeds the powder material.