Refrigerator Cabinet Foaming Jig Layout for Bell-Bath Switching
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Solution Overview
Problem
Existing foaming apparatuses for refrigerator cabinets require separate manufacturing lines and are costly due to the need for either a 'bell' or 'bath' configuration, which is time-consuming and inefficient to switch between.
Innovation Solution
A foaming apparatus with two independent stations, each equipped with jigs and injection heads, allowing for processing in either a 'bath' or 'bell' configuration, enabling simultaneous processing and optimizing manufacturing costs and times.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If separate manufacturing lines are used for bell and bath configurations, then processing capability for different configurations is improved, but apparatus complexity and manufacturing costs increase
Solution Approach 1:
The foaming apparatus is designed with a rotatable jig that can be positioned in different orientations (first position for bell configuration, second position for bath configuration), allowing a single apparatus to perform multiple foaming operations that previously required separate manufacturing lines
Solution Approach 2:
The jig is made rotatable rather than fixed, enabling dynamic reconfiguration of the apparatus between bell and bath configurations through rotation, thus adapting to different processing needs without requiring separate static apparatus for each configuration
2Adaptability or versatility
If the apparatus setup is completely changed from bell to bath configuration, then adaptability to different cabinet types is improved, but processing time and manufacturing efficiency worsen due to full stoppage
Solution Approach 1:
The apparatus uses a rotatable jig that can be quickly repositioned between configurations without requiring complete shutdown or reassembly, maintaining continuous production flow while adapting to different cabinet types
Solution Approach 2:
Both bell and bath configuration capabilities are merged into a single apparatus through the rotatable jig mechanism, eliminating the need to switch between separate apparatus and allowing seamless transition between configurations during operation
3Device complexity
If a single apparatus is used for both bell and bath configurations, then device complexity is reduced, but processing precision and control for specific configurations may worsen
Solution Approach 1:
The rotatable jig allows the apparatus to dynamically assume the precise geometric configuration required for either bell or bath foaming by rotating to the appropriate position, maintaining processing precision through proper spatial orientation rather than through separate dedicated apparatus
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 processing of different types of refrigerator cabinets in either configuration, reducing manufacturing costs and optimizing processing times by allowing simultaneous operations in both stations.
Implementation Method 1
injecting a foaming mixture into their cavities, for example a mixture based on a polyol and an isocyanate to form a polyurethane foam by curing
Implementation Method 2
form a polyurethane foam by curing
Data Source
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AI summary
The invention relates to a foaming apparatus (100) for the foaming of refrigerator cabinets, said foaming apparatus (100) comprising a frame (120) in turn comprising a supporting structure (121) to which at least a first and a second foaming jig(130) are restrained opposite to each other relative to said supporting structure (121), said foaming jigs (130) being respectively arranged in a lower position (A) and in an upper position (B) relative to a vertical direction (V) of the apparatus (100) in an operating condition thereof, wherein each foaming jig (130) comprises a bottom wall (131) and peripheral walls (132, 133, 134, 135) configured to enclose the outer shell of a refrigerator cabinet (C), as well as a plug (136) configured to engage the inner shell of the cabinet (C), and wherein said peripheral walls (132, 133, 134, 135) and said plug (136) are restrained to the supporting structure (121), whereas said bottom wall (131) is removably mounted to the peripheral walls (132, 133, 134, 135).Every jig (130) also comprises one or more injection heads (160) configured to carry out injection of a foaming mixture into a refrigerator cabinet (C) received therein. The invention also relates to a method for the foaming of refrigerator cabinets that may be implemented by said foaming apparatus (100).