Package Stabilization Device with Segmented Heating Zones
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Solution Overview
Problem
Existing devices for stabilizing folded packages, such as cigarette packets, are not versatile and struggle to adjust operating parameters like pressure and temperature effectively, leading to inconsistent connections with specific adhesive materials.
Innovation Solution
A device with a conveyor assembly and an operating unit that allows for adjustable pressure and temperature control along a path, using eccentric pins and individually controllable heating members with temperature sensors, enabling flexible adjustments and maintaining a stable connection of superimposed portions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If temperature and pressure are maintained constant by the operating unit along the entire path, then the device structure is simple, but the connection quality of package portions deteriorates
Solution Approach 1:
The heating path is divided into multiple independent heating zones (first heating zone, second heating zone, third heating zone) along the conveyor path. Each zone can independently control temperature and pressure parameters, allowing different portions of the package to receive optimized stabilization treatment according to their specific adhesive requirements, thereby improving connection quality without excessive overall complexity
Solution Approach 2:
Different heating zones are assigned different temperature and pressure characteristics tailored to local needs. For example, the first heating zone operates at higher temperature for initial adhesive activation, while subsequent zones use lower temperatures for controlled drying. This localized parameter optimization ensures each area receives exactly what its adhesive material requires, resolving the contradiction between simple structure and high connection quality
2Adaptability or versatility
If the device is designed to be versatile with adjustable parameters, then adaptability improves, but device complexity increases
Solution Approach 1:
The operating unit incorporates adjustable mechanisms that allow temperature and pressure parameters to be dynamically modified for different adhesive materials and package types. The heating zones can be independently controlled to provide flexible parameter combinations, enabling the device to adapt to various production requirements while maintaining a relatively simple overall structure through modular design
3Manufacturing precision
If multiple heating zones with independent control are implemented, then manufacturing precision improves, but device complexity and cost increase
Solution Approach 1:
The stabilization process is segmented into multiple heating zones along the conveyor path, each with independent temperature and pressure control. This segmentation allows precise control of adhesive drying and setting at different stages, significantly improving connection quality. The modular zone structure manages complexity by breaking down the control system into manageable, independently adjustable units rather than one complex monolithic system
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 flexible and efficient stabilization of package portions by allowing precise adjustment of temperature and pressure, ensuring a strong connection and reducing maintenance costs through independent control of heating members and easy adjustment of conveyor settings.
Implementation Method 1
an operating unit (17) for exerting pressure on superimposed portions (11, 12) and heating the packet (2) to stabilize (dry and set) the adhesive material
Implementation Method 2
two supporting bars (18) located on opposite sides of path P and each connected to frame (13) by two respective eccentric pins (19)
Data Source
Figure 1
Figure 2~4
Figure 3
AI summary
A device (1) and method for stabilizing packets (2), each having two portions (11, 12) connected to each other by glue, the device having a conveyor (14) for feeding the packets (2) successively along a path (P); a number of heating members (20) located along the path (P) to heat and dry the glue to stabilize the packets (2); and a central control unit (29) for selectively regulating the temperature of each heating member (20) so that the heat transferred to the glue varies along the path (P).