Elastomeric Tube Banding Machine with Adjustable Cutting and Stretcher Assembly
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Solution Overview
Problem
Existing banding machines are ineffective in cleanly cutting elastomeric tubes to length, often jamming and requiring manual repositioning, and are prone to breakage, limiting their adaptability for objects of varying diameters and lengths, especially in industrial or maritime settings where they can cause operator fatigue.
Innovation Solution
A banding machine with a tube guide, drive assembly, knife guide, and stretcher assembly that advances and cuts the elastomeric tube to form a band, which is then expanded to securely enclose objects, featuring modular components for easy servicing and adjustable cutting length, allowing for optimal band placement on objects of different sizes and shapes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual banding operations are used, then flexibility in handling various objects is maintained, but operator fatigue and repetitive motion injuries increase
Solution Approach 1:
The banding machine is designed to automatically advance the elastomeric tube through the cutting mechanism and position it for banding without requiring manual manipulation. The drive assembly with drive wheel and tube guide automatically feeds the tube, eliminating repetitive hand motions while maintaining adaptability through adjustable cutting length and universal positioning mechanisms
2Extent of automation
If automated banding machines are used, then operator fatigue is reduced, but the machines often jam and require manual repositioning
Solution Approach 1:
The banding machine is divided into modular components including a separately adjustable cutting mechanism, drive assembly, and tube guide. This segmentation allows each component to be independently optimized and adjusted, reducing interference and jamming while maintaining reliable automated operation
Solution Approach 2:
The cutting mechanism features adjustable cutting length capability, allowing the machine to dynamically adapt to objects of varying sizes. This dynamic adjustment prevents jamming by ensuring proper band length for each application while maintaining full automation
3Device complexity
If the cutting mechanism is fixed, then machine structure is simple, but it cannot accommodate objects of varying diameters and lengths
Solution Approach 1:
The cutting mechanism is designed with universal adaptability through adjustable cutting length and positioning capabilities. A single machine configuration can handle objects of various diameters and lengths by adjusting the cut band length, eliminating the need for multiple specialized machines while maintaining relatively simple structure
4Ease of repair
If modular components are used, then ease of servicing is improved, but device complexity increases
Solution Approach 1:
The machine employs modular components including a separately mounted cutting mechanism, drive assembly, and tube guide that can be independently serviced. This segmentation enables easy replacement and maintenance of individual components without disassembling the entire machine, improving serviceability while keeping each module relatively simple
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
The machine efficiently cuts and expands elastomeric bands to securely enclose objects of varying sizes and lengths, reducing operator fatigue and minimizing downtime due to modular design, while maintaining cleanliness and adaptability for diverse applications.
Implementation Method 1
a drive wheel which advances the elastomeric tube through the frame assembly
Implementation Method 2
a knife guide assembly receiving a reciprocating knife to cut the elastomeric tube to form a band
Implementation Method 3
the stretcher fingers are movable away from each other to expand the band to a second position to receive an object upon which the band closes around
Data Source
AI summary
A banding machine includes a tube guide adapted to transfer an elastomeric tube from an entry end to an exit end. A frame assembly receives the elastomeric tube from the exit end. A drive assembly is carried by the frame assembly and includes a drive shaft which rotates a drive wheel that advances the elastomeric tube through the frame assembly. A knife guide assembly receives a reciprocating knife to cut the elastomeric tube to form a band. A stretcher assembly with stretcher fingers maintained substantially adjacent one another in a first position receives the band, the stretcher fingers then expand the band to a second position to receive an object upon which the band closes around.