Rotating Susceptor Guide for Aerosol Rod Manufacturing
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Solution Overview
Problem
Existing methods for manufacturing aerosol-generating rods using induction heating face challenges in maintaining the central positioning of the susceptor, leading to bending and inefficiencies during cutting, which affects the uniform heating and utilization of aerosol-generating materials.
Innovation Solution
An apparatus with an inserter featuring a rotating mechanism for the exit-aperture and a securing mechanism to adjust and fix the angle of the susceptor, allowing precise positioning and reducing bending during cutting, thereby improving the efficiency and consistency of aerosol-generating rods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the susceptor is inserted through a fixed guide in the center of a funnel, then the susceptor positioning is simple, but the susceptor bends during cutting into plugs
Solution Approach 1:
The guide is made rotatable about the longitudinal axis of the rod, allowing the exit aperture to be positioned at different angles. This dynamic adjustment enables optimization of susceptor orientation to minimize bending during cutting while maintaining simple guide structure.
Solution Approach 2:
The angle of the guide's exit aperture is varied to change the orientation of the susceptor within the rod. By adjusting this parameter, the susceptor can be positioned at optimal angles relative to the cutting direction, reducing bending during plug formation.
2Stability of the object's composition
If the susceptor is positioned centrally in the rod, then uniform heating is achieved, but the cutting process causes susceptor bending
Solution Approach 1:
The rotatable guide allows dynamic adjustment of susceptor orientation while maintaining central positioning. This enables the susceptor to be angled optimally relative to the cutting direction, reducing bending harm during plug formation while preserving uniform heating.
Solution Approach 2:
The guide's exit aperture is positioned asymmetrically at a specific angle rather than straight ahead. This asymmetric orientation of the susceptor within the centrally positioned rod reduces the impact of cutting forces, minimizing bending while maintaining central location for uniform heating.
3Ease of manufacture
If a fixed-angle guide is used, then the manufacturing process is simple, but it cannot accommodate different blade configurations
Solution Approach 1:
The rotatable guide provides multiple angular positions that can be adjusted to match different blade configurations. This dynamic adaptability allows the same simple guide structure to work with various cutting blades while maintaining ease of manufacture.
Solution Approach 2:
The guide serves multiple functions: it maintains central susceptor positioning, enables uniform heating, and adapts to different blade configurations through angular adjustment. This multi-functionality increases versatility without complicating the manufacturing process.
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 apparatus enhances the uniform heating of aerosol-generating materials by minimizing susceptor bending, reducing waste, and facilitating the use of various blade configurations, resulting in improved manufacturing efficiency and consistency.
Implementation Method 1
The inserter comprises a rotating mechanism to rotate the exit-aperture around the longitudinal axis of the channel
Implementation Method 2
Some electronic smoking articles use induction heating to heat up a susceptor. The susceptor then heats up an aerosol-generating substrate such as tobacco or homogenized tobacco sheets to generate an aerosol
Data Source
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AI summary
An apparatus for manufacturing an aerosol-generating rod (10), comprising an inserter (260) for guiding a continuous band of susceptor (40), the inserter comprising: an entrance-aperture; an exit-aperture; a channel between the entrance-aperture and the exit-aperture; and a rotating mechanism to rotate the exit-aperture around the longitudinal axis of the channel; a gathering mechanism to gather a continuous sheet of aerosol-generating material (20, 120) and the continuous band of susceptor from the inserter; and a wrapper to wrap the gathered material to form a continuous rod. A method using the apparatus to position a continuous band of a susceptor in an aerosol-generating material. A method of using the apparatus to manufacture an aerosol-generating rod.