Melt Splitting Device With Uninterrupted Channels
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Solution Overview
Problem
Existing mold-tool systems often produce low-quality molded articles due to issues with melt channel intersections causing mixing and uneven thermal profiles, leading to inconsistent melt flow and part quality.
Innovation Solution
A mold-tool system featuring a melt splitting device with uninterrupted melt channels extending from a single inlet to multiple outlets, preventing inter-channel mixing and ensuring consistent thermal profiles, which can be manufactured using additive methods or traditional techniques with varying thermal and fatigue properties depending on requirements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional mold-tool systems with intersecting melt channels are used, then manufacturing complexity is reduced, but melt flow consistency and part quality deteriorate due to channel mixing and uneven thermal profiles
Solution Approach 1:
The melt distribution system is segmented into separate, non-intersecting channels that maintain independent flow paths from the inlet to each outlet. This segmentation prevents mixing between channels and ensures uniform thermal profiles, directly resolving the contradiction by prioritizing flow consistency over structural simplicity.
Solution Approach 2:
The channels are arranged in a three-dimensional configuration where they extend uninterrupted from the inlet to outlets without intersecting in the same plane. By utilizing spatial dimensionality, the design achieves both flow consistency and manufacturing feasibility through additive manufacturing capabilities.
2Manufacturing precision
If uninterrupted melt channels are implemented, then melt flow consistency and part quality improve, but manufacturing complexity increases due to the need for precise channel geometry
Solution Approach 1:
The invention leverages changes in manufacturing parameters by transitioning from traditional subtractive or assembly-based methods to additive manufacturing. This parameter change enables the fabrication of complex uninterrupted channel geometries that would be difficult with conventional methods, thereby resolving the contradiction between flow consistency and ease of manufacture.
Solution Approach 2:
The melt distribution device can be manufactured using composite materials or multi-material additive manufacturing techniques, allowing optimization of thermal and mechanical properties while achieving the complex uninterrupted channel geometry required for consistent melt flow.
3Device complexity
If melt channels with intersections are used, then device structure is simpler, but thermal profile uniformity and melt flow consistency deteriorate
Solution Approach 1:
The harmful intersections and junctions are completely extracted from the melt channel system. By removing these features that cause thermal disruption and flow inconsistency, the design achieves uniform thermal profiles while maintaining manufacturability through additive methods.
4Ease of manufacture
If traditional intersecting channels are used, then manufacturing methods are conventional and simple, but product quality deteriorates due to channel mixing
Solution Approach 1:
The invention changes the manufacturing parameter from conventional subtractive or assembly methods to additive manufacturing. This enables production of high-precision uninterrupted channels that eliminate mixing, resolving the contradiction by accepting new manufacturing technology to achieve superior part quality.
Data Source
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AI summary
A mold-tool system (100), comprising: a melt splitting device (102) being configured to interact with a melt distribution device (105), the melt splitting device (102) having: a single inlet (106); multiple outlets (108) being set apart from the single inlet (106), the multiple outlets (108) being configured for fluid communication with the melt distribution device (105); and uninterrupted melt channels (110) extending from the single inlet (106) and the multiple outlets (108).