Sealing Element With Metallic Edges For Package Sealing
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Solution Overview
Problem
Existing package sealing technologies face issues with jaw wear and deformation, leading to increased replacement costs and downtime due to material sticking and reduced durability, especially when heating is involved.
Innovation Solution
A sealing element with metallic side edges having thermal conductivity above 100 W/mK, coated for wear resistance and non-stick properties, and designed for reorientation to extend operational life, combined with a sealing device that allows selective arrangement of side edges for prolonged use and reduced downtime.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If heating is applied to the jaw to seal the package, then sealing effectiveness is improved, but material sticking increases and jaw durability decreases
Solution Approach 1:
The sealing jaw is divided into multiple functional surfaces: heated sealing surfaces for effective sealing and non-heated coating surfaces for preventing material sticking. This segmentation allows different parts of the jaw to perform different functions simultaneously, resolving the contradiction between sealing effectiveness and material sticking prevention.
Solution Approach 2:
Different regions of the sealing jaw are assigned different thermal properties: the sealing surfaces are heated to high temperatures for effective sealing, while the coating surfaces remain non-heated or are heated to lower temperatures. This local differentiation of thermal quality allows the jaw to achieve both effective sealing and prevent material sticking without compromising either function.
2Reliability
If heating temperature is increased to improve sealing, then seal quality improves, but jaw durability decreases
Solution Approach 1:
The jaw is segmented into heated sealing surfaces and non-heated coating surfaces. The coating surfaces are designed to withstand lower temperatures, protecting the jaw body from excessive thermal stress and extending its service life, while the sealing surfaces can be heated to high temperatures for quality sealing.
Solution Approach 2:
The sealing jaw uses composite construction with a metal body providing structural strength and heat resistance, combined with coating layers on specific surfaces that provide non-stick properties and can be designed with different thermal characteristics. This composite structure allows the jaw to withstand high sealing temperatures while maintaining overall durability.
3Object-generated harmful factors
If coating is applied to the jaw to prevent material sticking, then non-stick performance improves, but coating wear increases replacement frequency
Solution Approach 1:
The coating is applied in advance to the jaw surfaces that will contact the packaged material. By pre-applying the non-stick coating to the appropriate surfaces, the system ensures that material does not stick during sealing operations, and the coating is positioned to withstand the operational wear patterns.
Solution Approach 2:
The sealing jaw is designed to be reoriented or rotated during operation, allowing different coated surfaces to be used sequentially. This dynamic utilization extends the service life of the coating by distributing wear across multiple surfaces, thereby reducing replacement frequency while maintaining non-stick performance.
4Productivity
If the jaw is reoriented to extend operational life, then productivity improves, but device complexity increases
Solution Approach 1:
The sealing jaw is designed with movable or adjustable components that allow it to be reoriented during operation. This dynamic capability enables the jaw to switch between different sealing positions or surfaces, extending its operational life and increasing productivity without requiring a completely new jaw for each sealing operation.
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
The solution significantly extends the operational life of sealing elements, reduces replacement frequency, and minimizes material sticking, thereby lowering costs and environmental impact while maintaining seal integrity.
Implementation Method 1
The body is made of a metallic material having a thermal conductivity above 100 W/mK
Data Source
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AI summary
A sealing element (100) for sealing a package (600), the sealing element (100) being configured for cooperation with an abutment (400) for engaging the package (600) for providing a seal to the package (600) and a device (1000) for sealing a package (600), comprising a sealing element (100), an abutment (400) and a base (200), wherein the sealing element (100) is releasably supported by the base (200), and wherein at least one of the base (200) and the abutment (400) is moveably arranged for engagement with the package (600) from opposing sides for providing a seal to the package (600).