Air Pillow Conveyance Encoder and Sliding Conveyor
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Solution Overview
Problem
Current systems for conveying and separating air pillows lack precise measurement capabilities, leading to over-conveyance and waste, especially when air pillow geometry varies between applications, requiring dynamically adjustable measurement systems to accommodate different sizes.
Innovation Solution
A conveyor system with a sliding and fixed conveyor belt-drive mechanism, coupled with an encoder, that dynamically measures and calculates the total length or quantity of air pillows dispensed, and includes a powered separator assembly for controlled tearing at a perforation zone, allowing for automated and adjustable conveyance and separation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual conveyance control is used, then operator simplicity is maintained, but measurement precision and automation are insufficient leading to over-conveyance and waste
Solution Approach 1:
The patent replaces manual mechanical conveyance control with an automated system that uses an encoder to detect belt position and a controller to calculate and control the conveyance of air pillows. The encoder converts mechanical position into electrical signals, which are processed by the controller to achieve precise measurement and control, substituting the mechanical manual operation with an electromechanical automated system.
Solution Approach 2:
The patent implements a feedback mechanism where the encoder continuously monitors the belt position and provides real-time data to the controller. The controller uses this feedback information to calculate the conveyance distance and control the dispensing process, ensuring that air pillows are conveyed only to the required extent, thus preventing over-conveyance and waste.
2Adaptability or versatility
If fixed conveyor system is used, then structural simplicity is maintained, but adaptability to varying air pillow sizes is insufficient
Solution Approach 1:
The patent introduces a sliding conveyor that can be dynamically adjusted relative to the fixed conveyor, allowing the system to adapt to different air pillow sizes. The sliding conveyor's position can be changed to accommodate varying geometries, transforming a static fixed conveyor system into a dynamic adjustable system that maintains versatility while managing complexity through controlled mobility.
Solution Approach 2:
The patent creates a universal conveyor system that can handle multiple air pillow sizes and configurations through the combination of fixed and sliding conveyors. The system is designed to be multi-functional, capable of accommodating different packaging requirements without requiring separate dedicated systems for each air pillow size, thus achieving versatility while controlling overall device complexity.
3Productivity
If automated separation is implemented, then productivity is improved, but device complexity increases due to additional separator assembly components
Solution Approach 1:
The patent implements an automated separator assembly that operates autonomously to separate air pillows from the conveyed strand. The separator uses the movement of the sliding conveyor relative to the fixed conveyor to automatically tear or separate the air pillows at predetermined intervals, eliminating the need for manual intervention and improving productivity while the self-acting mechanism keeps the additional complexity manageable.
Solution Approach 2:
The patent incorporates a perforation zone in the air pillow design that enables preliminary preparation for separation. The perforations are pre-formed during air pillow manufacturing, allowing the separator assembly to easily and cleanly separate individual air pillows or strands without requiring complex cutting or cutting tools, thus improving productivity while minimizing the complexity of the separation mechanism.
Data Source
AI summary
An inflatable packaging system includes an inflatable cushioning supply and a conveyance module. The conveyance module includes a sliding conveyor, a fixed conveyor, a belt-drive, and an encoder. The sliding conveyor is adjustable, relative to the fixed conveyor, such that a space between the sliding conveyor and the fixed conveyor is adjustable. The belt-drive displaces the inflatable cushioning supply through the space between the sliding conveyor and the fixed conveyor. The encoder is coupled to the belt-drive.


