Rotatable Strap Guiding Channel for Bulky Item Binding Maintenance

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Solution Overview

Problem

Existing binding machines face difficulties in accessing the binding head for maintenance and repairs, especially when dealing with bulky items like rolls of metal sheets, which can be hazardous due to high temperatures and require lengthy procedures, leading to inefficiencies and safety concerns.

Innovation Solution

A binding apparatus with a binding head that can move between multiple positions, including outside the binding zone, combined with a strap guiding device featuring a rotatable channel support and drive system, allowing for easy maintenance and reduced risk of strap jamming through an uninterrupted guiding surface, enabling flexible positioning and efficient strapping of bulky items.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the binding head is positioned within an enclosed binding zone surrounded by the strap guiding device, then the strapping operation is stable and automated, but it becomes difficult to access the binding head for maintenance and repairs

Engineering Contradiction:

Improveautomated strapping operationVSAvoidaccess to binding head

Core Design Contradiction:

Ease of operationVSEase of repair

Solution Approach 1:

The binding head is made movable between a working position inside the binding zone and a maintenance position outside the binding zone. This dynamic repositioning allows the system to switch between automated operation mode and maintenance mode, resolving the contradiction by making the binding head accessible when needed while maintaining automation during operation.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The binding zone is segmented into an enclosed operational area and an accessible maintenance area. The channel is designed with an opening that separates these zones, allowing the binding head to move between them. This segmentation enables independent optimization of both automated operation and maintenance accessibility.

Inventive Principle:

Principle #1Segmentation

2Productivity

If the channel is enclosed to provide stable automated strapping, then productivity is improved, but maintenance time increases due to difficult access

Engineering Contradiction:

Improveautomated strapping throughputVSAvoidmaintenance time

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The binding head's ability to dynamically reposition between working and maintenance positions reduces maintenance time while preserving automated operation. The system can quickly transition to maintenance mode when needed, minimizing downtime without compromising productivity during normal operation.

Inventive Principle:

Principle #15Dynamics

3Productivity

If the binding head is positioned close to the roll for efficient strapping, then productivity increases, but safety risks increase due to high temperatures

Engineering Contradiction:

Improvestrapping efficiencyVSAvoidheat exposure to operator

Core Design Contradiction:

ProductivityVSObject-affected harmful factors

Solution Approach 1:

The binding head can dynamically reposition to a maintenance position that is spatially separated from the hot roll. This allows operators to perform maintenance without direct heat exposure while maintaining efficient strapping operation when the binding head is in the working position.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The channel structure acts as an intermediary that allows the binding head to operate close to the roll for efficient strapping while providing a separated maintenance position. The channel opening serves as a transition zone that mediates between the hot operational area and the cooler maintenance area.

Inventive Principle:

Principle #24Intermediary (Mediator)

4Ease of operation

If a movable channel section (bayonet) is used to close the channel opening, then the channel can be enclosed for operation, but the guiding surface is interrupted causing strap jamming

Engineering Contradiction:

Improvechannel enclosureVSAvoidstrap guiding continuity

Core Design Contradiction:

Ease of operationVSReliability

Solution Approach 1:

The bayonet section is extracted or removed entirely from the design. Instead of using a movable section to close the opening, the channel is designed to remain open with the binding head positioned inside the binding zone. This eliminates the interruption in the guiding surface while still providing channel enclosure through the binding head's position.

Inventive Principle:

Principle #2Taking out (Extraction)

Data Source

PatentUS20240391623A1Assembly, strap guiding device and method for providing a bulky item with a strap

Publication Date: 2024.11.28 TEBULO INDAL AUTOMATION

AI summary

An assembly for applying a strap around the outer circumferential surface of a bulky item. The assembly comprises a binding zone configured to receive the bulky item; a channel defined along a guiding surface of a strap guiding device that surrounds the binding zone and is configured to guide strap material around the bulky item; and a binding apparatus with a binding head for delivering the strap material to the channel and for fastening a first end of the strap material to a second end of the strap material to form the strap. The channel has two channel ends that define an opening through which the binding head can pass. The opening in the channel can be rotated to allow placement of the bulky item into the binding zone.