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

VSEngineering 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

Engineering Contradiction:
Improvemeasurement precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

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.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical 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.

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If fixed conveyor system is used, then structural simplicity is maintained, but adaptability to varying air pillow sizes is insufficient

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

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.

Inventive Principle:
Principle #15Dynamics

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.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If automated separation is implemented, then productivity is improved, but device complexity increases due to additional separator assembly components

Engineering Contradiction:
ImproveproductivityVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

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.

Inventive Principle:
Principle #25Self-service

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.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240228219A9Systems and methods for air pillow conveyance and separation
Publication Date: 2024.07.11 INTERTAPE POLYMER CORP
  • US20240228219A9 patent drawing
  • US20240228219A9 patent drawing
  • US20240228219A9 patent drawing

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.