Pivotable Mold Retainer for Combined Low-Pressure and Gravity Casting
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Solution Overview
Problem
Existing permanent mold casting methods are limited in their ability to implement multiple casting techniques within a single apparatus, such as low-pressure and gravity casting, due to the need for separate setups and complex movements of molds.
Innovation Solution
A combined apparatus featuring a pivotable retaining element for holding permanent molds, a smelting furnace connected via a melt line for low-pressure casting, and a melt feed device for gravity casting, allowing for horizontal movement and pivoting to facilitate both low-pressure and gravity casting methods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If separate setups are used for low-pressure and gravity casting, then each casting method can be implemented with dedicated equipment, but the apparatus complexity and space requirements increase
Solution Approach 1:
The patent applies multi-functionality by designing a single casting apparatus that can perform both low-pressure casting and gravity casting operations. The apparatus includes a permanent mold mounted on a pivotable retaining element that can be positioned in different orientations and locations, allowing the same equipment to support multiple casting methodologies without requiring separate dedicated setups for each method.
Solution Approach 2:
The invention merges previously separate low-pressure and gravity casting capabilities into one integrated apparatus. By combining the melt delivery system, permanent mold mounting, and positioning mechanisms into a unified system, the patent eliminates the need for multiple separate apparatuses while maintaining the functional integrity of both casting methods.
2Productivity
If multiple casting methods are implemented in a single apparatus, then efficiency improves and complexity reduces, but the apparatus must accommodate diverse casting requirements
Solution Approach 1:
The patent employs dynamics by incorporating a pivotable retaining element that allows the permanent mold to be dynamically repositioned between different locations and orientations. This dynamic positioning capability enables the apparatus to adapt to the specific requirements of different casting methods (low-pressure vs. gravity casting) while maintaining operational efficiency and reducing setup complexity.
Solution Approach 2:
The apparatus is segmented into functional modules including the permanent mold, retaining element, melt delivery system, and positioning mechanisms. This segmentation allows each component to be optimized for its specific function while working together to support multiple casting methods, improving overall productivity without sacrificing adaptability.
3Device complexity
If the permanent mold is fixed in position, then the apparatus structure is simpler, but melt distribution and demolding become more difficult
Solution Approach 1:
The retaining element is designed to be pivotable, allowing the permanent mold to be dynamically repositioned to optimal angles for both melt distribution and demolding operations. This dynamic capability improves ease of operation by enabling better melt flow patterns during casting and facilitating easier removal of solidified parts, while the pivot mechanism maintains relatively simple apparatus structure.
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 the execution of multiple casting methods, including low-pressure and gravity casting, within a single apparatus, improving efficiency and reducing the complexity of mold handling and setup, while allowing for even melt distribution and easy demolding.
Implementation Method 1
a melt feed device by which melt may be fed to a gravity permanent mold (16) mounted on the retaining element (9). Through use of the apparatus, melt from the smelting furnace (11) may be fed by the melt line (12) directly to a low-pressure permanent mold (13) or, by means of a bale-out device (not shown), melt may be taken from the smelting furnace (11) and fed to the gravity permanent mold (16). By means of the apparatus according to the invention, a permanent mold mounted in the retaining element (9) may be moved from one location, preferably in a horizontal direction, to another location.
Data Source
AI summary
The invention relates to an apparatus for the casting of cast parts according to the permanent mold casting method comprising:a pivotable retaining element (9) for holding a permanent mold (13, 16)a furnace (11) which may be connected to a low-pressure permanent mold (13) in such a way that melt may be fed to the low-pressure permanent mold (13) in accordance with the low-pressure process, anda melt feed device (17) by which melt may be fed to a gravity permanent mold (16), wherein the gravity permanent mold (16) may be mounted on the retaining element (9).