Automated Cartridge Coupling for Precise Adhesive Application

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Solution Overview

Problem

The manual application of glutinous substances, such as sealants and adhesives, is labor-intensive, time-consuming, and difficult to control precisely, leading to inefficiencies in sealing and fixation processes.

Innovation Solution

An apparatus and method for delivering glutinous substances from a cartridge to an applicator using a sleeve with a pressure-cap assembly and an automated coupler, allowing for secure cartridge coupling, pressure application, and automated flow control, facilitated by a robot and controller for precise application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual application of glutinous substances is used, then operational simplicity is maintained, but productivity is reduced and manufacturing precision deteriorates

Engineering Contradiction:
Improveapplication speedVSAvoidapparatus structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The apparatus is divided into distinct functional modules: a cartridge for holding the glutinous substance, a sleeve that receives the cartridge, a pressure-cap assembly for applying pressure, and an automated coupler for connecting the applicator. This segmentation allows each component to perform its specific function efficiently while maintaining overall system productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The automated coupler automatically reversibly sealingly couples the applicator with the cartridge, eliminating the need for manual intervention in the coupling process. The system serves itself by automating the connection and disconnection operations, thereby increasing productivity without requiring complex manual procedures.

Inventive Principle:
Principle #25Self-service

2Manufacturing precision

If manual application of glutinous substances is used, then device complexity is minimized, but manufacturing precision deteriorates

Engineering Contradiction:
Improveapplication precisionVSAvoidapparatus structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The apparatus replaces manual mechanical application with an automated system that uses a robot to position and operate the applicator. The robot, controlled by a controller, precisely positions the applicator and controls the pressure application, eliminating the imprecision of manual operation while managing the increased device complexity through automation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If automated delivery system is implemented, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improveapplication efficiencyVSAvoidsystem structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The sleeve serves multiple functions: it receives the cartridge, provides structural support, and works in conjunction with the pressure-cap assembly to deliver the glutinous substance. The pressure-cap assembly both seals the cartridge and applies pressure to control the flow of the substance. This multi-functionality reduces the need for additional components, thereby managing device complexity while maintaining high productivity.

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

4Loss of time

If automated coupler is used, then loss of time is reduced, but device complexity increases

Engineering Contradiction:
Improvecoupling timeVSAvoidcoupling mechanism
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The automated coupler is designed to quickly and automatically couple the applicator with the cartridge before the application process begins. This preliminary automated coupling action eliminates the time-consuming manual alignment and connection steps, reducing loss of time while the complexity is managed through the automated coupling mechanism.

Inventive Principle:
Principle #10Preliminary action

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

This solution reduces labor, time, and inaccuracies in applying glutinous substances, enabling efficient and precise application on surfaces by automating the process and ensuring consistent flow and coupling.

Implementation Method 1

The pressure cap comprises a first pressure input, through which pressure is selectively applied to the glutinous substance in the cartridge

Methodology Applied
Scientific EffectPressure: Pressure Increase

Data Source

PatentUS11090677B2methods for applying glutinous substances
Publication Date: 2021.08.17 THE BOEING CO
  • US11090677B2 patent drawing
  • US11090677B2 patent drawing
  • US11090677B2 patent drawing

AI summary

A method of delivering a glutinous substance from a cartridge to an applicator comprises receiving the cartridge inside a sleeve through an inlet of the sleeve when a pressure cap, coupled to the sleeve proximate the inlet, is in an open position. The method additionally comprises moving the pressure cap into a closed position to sealingly couple the pressure cap with a trailing end of the cartridge. The method also comprises selectively causing an automated coupler to automatically sealingly couple the applicator with a leading end of the cartridge when the cartridge is inside the sleeve and the pressure cap is in the closed position. The method further comprises applying pressure to the glutinous substance in the cartridge through a first pressure input of the pressure cap to urge the glutinous substance from the cartridge into the applicator.