Melt Transport Device With Gas-Controlled Flow
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Solution Overview
Problem
The existing casting devices suffer from soiling of the closing device, leading to loss of tightness, inadequate control over melt flow behavior and flow rate, high impact on the mold causing damage and turbulence, resulting in inferior castings.
Innovation Solution
A melt transport device with a gas-tight outer shell and a melt receiving vessel made of different materials, featuring a spout, gas valve, and a stopper mechanism for controlled melt flow, along with a detachable design for easy maintenance and interchangeability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a closing device is used to close the orifice, then the melt flow can be controlled, but the closing device becomes soiled and loses tightness
Solution Approach 1:
The invention extracts the closing function from a separate closing device and integrates it into the spout system itself. The spout can be detached to close the orifice, eliminating the need for a separate closing device that would become soiled. This resolves the contradiction by removing the component that loses tightness while preserving the ability to control melt flow.
Solution Approach 2:
The spout is designed as a separate, detachable component from the melt container. This segmentation allows the spout to be easily removed and replaced when soiled, maintaining system reliability without compromising the ease of operation for melt flow control during the casting process.
2Device complexity
If the closing device is positioned above the lance, then the structure is simplified, but the melt has high impact height that damages the mold
Solution Approach 1:
The invention introduces a movable spout that can be dynamically adjusted in position and angle. The spout can be tilted and positioned to optimize the melt flow trajectory, reducing impact height on the mold while maintaining structural simplicity. This dynamic adjustment capability resolves the contradiction between structural simplicity and harm reduction.
3Temperature
If the melt receiving vessel is made of high temperature resistant material, then it can receive molten material, but it cannot be easily welded
Solution Approach 1:
The melt receiving vessel is designed as a detachable, segmented component that can be easily removed and replaced. This eliminates the need for welding high temperature resistant materials, as the vessel can be simply detached and swapped. The segmentation principle resolves the contradiction by making the system modular rather than requiring permanent welded joints.
Solution Approach 2:
A coupling device acts as an intermediary between the melt container and the melt receiving vessel. This intermediary mechanism enables easy attachment and detachment without requiring welding of the high temperature resistant vessel material, thus resolving the weldability issue while maintaining temperature resistance capabilities.
4Ease of manufacture
If the outer shell and melt receiving vessel are made of the same material, then manufacturing is simplified, but the mechanical forces cannot be properly absorbed
Solution Approach 1:
The invention applies different materials to different components based on their specific functional requirements. The outer shell uses a material optimized for mechanical strength and force absorption, while the melt receiving vessel uses a material optimized for high temperature resistance. This local differentiation of material properties resolves the contradiction between manufacturing simplicity and mechanical strength.
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
Enhances the production of improved castings by ensuring tightness, controlled melt flow, and reducing mold damage, thereby improving casting quality.
Implementation Method 1
a gas valve (7), which is flow-connected to the melt receiving space (4) and which is configured for regulating the introduction of gas into the melt receiving space (4)
Implementation Method 2
the melt receiving vessel (15) is formed from a first material and the outer shell (14) is formed at least in some sections from a second material, wherein the first material and the second material have different material properties to one another
Implementation Method 3
a spout (5), which is coupled to the melt container (3), wherein the spout (5) comprises a spout orifice (6) which is flow-connected to the melt receiving space (4)
Data Source
AI summary
A melt transport device includes a melt container, in which a melt receiving space is formed, and a spout, which is coupled to the melt container, wherein the spout includes a spout orifice which is flow-connected to the melt receiving space. Moreover, a gas valve is formed, which is flow-connected to the melt receiving space and which is configured for regulating the introduction of gas into the melt receiving space.