Movable Guide Section for Strip Winding Removal

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Solution Overview

Problem

Existing installations for processing strip material struggle with the difficulty of removing wound-up material from a guide ring due to elastic expansion and unwinding, causing the material to become firmly braced against the guide ring, making removal challenging.

Innovation Solution

Incorporating a movable guide section that can shift between open and closed positions allows for easy removal of the wound material by pushing it out radially, eliminating the need for inward movement and reducing the risk of unwinding, with a preferred embodiment featuring a peripheral boundary of pins that can be moved parallel to the axis for easy opening and closing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the material is wound up in a controlled manner using a guide ring, then the winding process is stable and controlled, but the removal of wound material becomes difficult due to elastic expansion and bracing against the guide ring

Engineering Contradiction:
Improvewinding controlVSAvoidmaterial removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The guide ring is transformed from a static structure to a dynamic one by introducing a movable guide section that can shift between open and closed positions. This allows the guide ring to adapt its configuration: closed during winding for stability, and open during removal for ease of operation

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The guide ring is divided into fixed and movable sections. The movable guide section can be independently shifted to change the configuration of the guide ring, allowing the wound material to be accessed and removed without disturbing the entire guide ring structure

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the rotary head is withdrawn from the guide ring after winding, then the wound material becomes accessible, but the elastic material expands and braces against the guide ring wall making removal difficult

Engineering Contradiction:
Improvematerial accessibilityVSAvoidremoval difficulty
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The movable guide section provides dynamic access to the wound material. Instead of relying solely on rotary head withdrawal, the movable guide section can be shifted to open positions, creating direct access paths for material removal while accommodating elastic expansion

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable guide section acts as an intermediary mechanism between the wound material and the external removal force. It provides a controlled opening that facilitates material extraction while managing the effects of elastic expansion and bracing

Inventive Principle:
Principle #24Intermediary (Mediator)

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 straightforward and efficient removal of wound strip material even after it has relaxed, preventing unwinding and making the process easier and less prone to complications.

Implementation Method 1

as soon as the winding movement is stopped, the elastic strip material will expand and tends to unwind to some extent

Methodology Applied
Scientific EffectElastic expansion: Elasticity

Data Source

PatentUS7832246B2Installation for winding up material in strip form
Publication Date: 2010.11.16 TEBULO INDAL AUTOMATION
  • US7832246B2 patent drawing
  • US7832246B2 patent drawing
  • US7832246B2 patent drawing

AI summary

An installation for processing material in strip form, such as a sealing strip that has been removed from a roll of material, comprises a rotary head, by means of which one end of the material in strip form can be grasped and on which said material in strip form can be wound, and guide means for guiding the material in strip form in the peripheral direction during winding. The guide means have a movable guide section that can be shifted between an open and a closed position, respectively, such that in the open position the wound-up material in strip found can be removed from the guide means.