Settling Chamber for Product Slug Compaction
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Solution Overview
Problem
Traditional packaging methods result in product settling during shipping and handling, leading to increased void space, wasted materials, and a less appealing appearance, as packages appear less full than initially manufactured.
Innovation Solution
A method and apparatus that utilize a settling chamber and optional vibration to compact product slugs before packaging, ensuring increased density and reduced settling, adaptable for use on vertical form, fill, and seal machines with minimal modifications.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional vertical form, fill, and seal machine is used to package product, then packaging speed is high (up to 100 bags per minute), but product settles during shipping and handling causing increased void space and reduced fullness
Solution Approach 1:
The patent applies preliminary action by implementing a settling chamber between the weigher and product delivery cylinder that allows product to settle and compact before packaging. This preliminary settling action ensures product is compacted in advance, preventing void space formation during subsequent shipping and handling while maintaining high packaging speeds through automated integration with the vertical form, fill, and seal machine
2Shape
If package is made larger to accommodate settled product, then product appears fuller initially, but more material is wasted and shelf space is inefficiently used
Solution Approach 1:
The settling chamber performs preliminary compaction of product before packaging, ensuring the product maintains its compacted state in the final package. This eliminates the need to oversize packages to accommodate settling, thereby reducing packaging material waste while maintaining optimal product fullness appearance throughout the product lifecycle
Solution Approach 2:
The patent changes the physical state parameters of the product by implementing controlled settling and compaction in the settling chamber. This alters the product's volume and density parameters before packaging, ensuring efficient package utilization and eliminating the need for larger package sizes that would waste material and shelf space
3Quantity of substance
If product is vibrated and settled in a settling chamber, then product compaction is increased, but the process complexity increases
Solution Approach 1:
The patent segments the packaging system by inserting a dedicated settling chamber between the weigher and product delivery cylinder. This segmentation allows the settling function to be isolated in a separate module, making the compaction process easier to implement and maintain while increasing product density, without significantly complicating the overall apparatus structure
Solution Approach 2:
The settling chamber is designed with multi-functionality, serving as both a settling zone and a compaction chamber. This universal design achieves product compaction and density increase within a single structural element, reducing the need for additional separate mechanisms and thereby minimizing the increase in apparatus complexity
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 maintains product compaction throughout packaging and shipping, reducing void space, conserving materials, and maintaining the full appearance of packages, resulting in smaller, more efficient packaging that saves manufacturing and shipping costs.
Implementation Method 1
Product often settles after it has been packaged making the package appear less than full
Implementation Method 2
A method and apparatus that utilize a settling chamber and optional vibration to compact product slugs before packaging
Data Source
AI summary
A method for compacting a slug of product and apparatus for accomplishing the same. The invention describes collecting weighed product in an intermediate settling device to form a compact slug of product. The device can comprise a single settling chamber or can comprise multiple settling chambers which are axially rotatable. The slug can be compacted by jostling and/or vibrating the settling device. Thereafter, the product is discharged to a packaging apparatus. Because the product in the final package is denser, a smaller package can be utilized reducing manufacturing and shipping costs.