Continuous Casting Furnace With Modular Head and Balanced Pulling
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Solution Overview
Problem
Continuous casting furnaces for non-ferrous metals face limitations in versatility, requiring multiple machines for different metal alloys and profiles due to complex and time-consuming changes, and suffer from pulling unit inefficiencies leading to potential damage and imbalances.
Innovation Solution
A continuous casting furnace with a symmetrical pulling unit featuring four motorized drive rollers and a modular melting and casting head design, allowing rapid changeover between alloys and profiles, ensuring precise control and minimizing damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single continuous casting furnace is used for producing different metal alloys and profiles, then versatility is improved, but device complexity increases due to the need for rapid changeover mechanisms
Solution Approach 1:
The melting and casting head is divided into separable components: the crucible can be removed independently from the forming base, and the forming base can be quickly exchanged. This segmentation allows different crucibles and forming bases to be combined for producing various metal alloys and profiles without replacing the entire furnace system.
Solution Approach 2:
The furnace is designed with universal interfaces and a modular head structure that can accommodate multiple crucible types and forming base configurations. This enables a single furnace to perform multiple functions - producing different metal alloys (varying carat weights) and different profiles (wire, sheet, tube) by simply changing the modular components rather than requiring separate furnaces for each product type.
2Manufacturing precision
If complex disassembly operations are required to change the crucible and forming base, then manufacturing precision is maintained, but loss of time increases due to lengthy changeover procedures
Solution Approach 1:
The crucible and forming base are designed with pre-configured alignment features, sealing elements, and connection interfaces that ensure proper positioning and secure attachment. This preliminary design of the components allows operators to quickly install and replace them without requiring complex disassembly procedures, reducing changeover time while maintaining the manufacturing precision needed for high-quality semi-finished products.
3Device complexity
If a single motor drives both drive rollers, then device complexity is reduced, but reliability decreases due to imbalanced pulling forces
Solution Approach 1:
The pulling unit employs a symmetrical configuration with two independently motorized drive rollers, where each roller has its own motor. This symmetrical design with independent actuation ensures that both rollers can apply equal and balanced pulling forces on the metal profile, preventing imbalances that could cause profile damage or deviation from the correct descending path, thereby improving reliability.
4Productivity
If multiple furnaces are acquired for different products, then productivity is maintained, but loss of substance increases due to multiplication of costs
Solution Approach 1:
The furnace is designed with universal interfaces and a modular head structure that can accommodate multiple crucible types and forming base configurations. This enables a single furnace to perform multiple functions - producing different metal alloys (varying carat weights) and different profiles (wire, sheet, tube) by simply changing the modular components rather than requiring separate furnaces for each product type.
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
Enables efficient production of various metal profiles with reduced downtime and costs by allowing quick changes between metal alloys and profiles, while preventing damage through balanced pulling forces.
Implementation Method 1
continuous casting induction furnaces
Implementation Method 2
induction furnaces have become increasingly more widespread
Data Source
Figure 1~2
Figure 3
Figure 4~5
AI summary
The present invention relates to a continuous casting furnace (10) for melting non-ferrous metals, in particular for jewellery making, comprising a supporting frame (11) on which there are arranged a melting and casting head (12), a pulling unit (13) for the extraction of a profile (P) descending from said melting and casting head (12), and a cabinet (14), said cabinet (14) containing an electric generator unit (15), a hydraulic cooling unit (16), an inert gas circuit (17), and comprising an electronic control unit (U). The pulling unit (13) comprises two pairs of shaped drive rollers, respectively a first pair of upper shaped drive rollers (71, 72) and a second pair of lower shaped drive rollers (73, 74), a first upper shaped roller (71) and a first lower shaped roller (73) being mounted on a first horizontally moving slide (75), while the second upper shaped roller (72) and the second lower shaper roller (74) are mounted on a second horizontally moving slide (76), said first slide (75) and second slide (76) being slidable on respective horizontal guides (81, 82) towards and away from each other.