Interchangeable Heat Sealer Tooling With Guide Clip Alignment

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Solution Overview

Problem

Existing heat sealers face challenges with misalignment between interchangeable tooling and the heated platen, leading to inadequate sealing results, and there is a need for a system that allows for proper alignment and adaptability across various heat sealers.

Innovation Solution

A heat sealer design incorporating a support assembly with a guide clip and a tooling assembly featuring a notch, where the guide clip engages the notch to align the tooling relative to the support assembly and platen, ensuring precise positioning and compatibility with different tooling sizes and shapes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If interchangeable tooling is used in heat sealers, then adaptability to different packaging sizes and shapes is improved, but misalignment between tooling and heated platen occurs leading to inadequate sealing results

Engineering Contradiction:
Improveadaptability to different packaging sizes and shapesVSAvoidalignment between tooling and heated platen
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

A guide clip is introduced as an intermediary component between the tooling assembly and support structure. The guide clip includes a guide surface that cooperates with a corresponding surface on the support structure to precisely position and align the tooling assembly with the heated platen, eliminating misalignment issues while maintaining interchangeability

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The tooling assembly includes integrated alignment features (notches, surfaces) that automatically engage with the guide clip and support structure during installation. This self-aligning mechanism ensures proper positioning without requiring external alignment tools or complex adjustment procedures

Inventive Principle:
Principle #25Self-service

2Reliability

If tooling is selected based on product size and shape, then sealing effectiveness is improved, but device complexity increases due to multiple tooling variants

Engineering Contradiction:
Improvesealing effectivenessVSAvoidnumber of tooling variants
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The support structure and guide clip are designed with universal alignment features that work with all tooling assemblies. This allows a single support structure to accommodate multiple tooling variants for different product sizes and shapes while maintaining consistent alignment and sealing effectiveness through the standardized guide clip interface

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

3Manufacturing precision

If proper alignment between tooling and heated platen is achieved, then sealing quality is improved, but ease of operation deteriorates due to complex positioning requirements

Engineering Contradiction:
Improvealignment between tooling and heated platenVSAvoidtooling positioning and installation
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The alignment system is designed to be self-aligning through the guide clip and its cooperative surfaces. When the tooling assembly is installed, it automatically positions itself correctly relative to the heated platen without requiring complex manual positioning or adjustment, thereby maintaining ease of operation while ensuring precise alignment

Inventive Principle:
Principle #25Self-service

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 ensures accurate alignment and compatibility of interchangeable tooling with the heated platen, enhancing sealing efficiency and reducing material and processing costs by allowing the use of smaller tooling components.

Implementation Method 1

The heated platen is advanced into engagement with the support structure to simultaneously apply heat and pressure to the base and the lid to seal the lid to the base

Methodology Applied
Scientific EffectHeat transfer: Conduction (thermal)

Data Source

PatentUS7614202B2Sealer and interchangeable tooling therefor
Publication Date: 2009.11.10 ATLAS VAC MACHINE CO LLC
  • US7614202B2 patent drawing
  • US7614202B2 patent drawing
  • US7614202B2 patent drawing

AI summary

A sealer including a platen, a support assembly moveable relative to the platen, a guide clip connected to the support assembly, and a tooling assembly having a body defining a notch therein, wherein the notch is engageable by the guide clip to align the tooling assembly relative to the support assembly.