Adhesive Tape Cutting Device with Elastic Blade Mechanism
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing devices for cutting adhesive cloth tapes are inefficient, prone to inaccuracies, and pose safety risks due to the need for manual cutting with sharp scissors or the use of precut tapes that result in waste and high storage demands.
Innovation Solution
A portable device with a simple design that allows for precise, automatic cutting of cloth-backed adhesive tapes into various sizes and shapes, featuring a cavity with elastically activated blades and a knife mechanism for safe and controlled cutting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual cutting with sharp scissors is used, then cutting flexibility is improved, but safety deteriorates and cutting precision deteriorates
Solution Approach 1:
The cutting function is extracted from manual scissors operation and transferred to an automated blade mechanism within the device. The blade is housed in a cavity and only exposed when needed, separating the cutting capability from the user's direct handling of sharp objects, thus maintaining flexibility while improving safety.
Solution Approach 2:
The device acts as an intermediary between the user's cutting intent and the actual cutting action. The user operates controls within the device, which then activates the blade mechanism to perform the cutting, eliminating direct contact with sharp scissors while maintaining cutting precision and flexibility.
2Adaptability or versatility
If manual cutting with sharp scissors is used, then cutting flexibility is improved, but cutting precision deteriorates
Solution Approach 1:
The manual mechanical system of hand-held scissors is replaced with an automated blade mechanism guided by device structure. The blade moves along predetermined paths within the cavity, ensuring consistent and precise cuts while maintaining the flexibility to cut different tape sizes and shapes through controlled operation.
3Reliability
If precut tapes are used, then safety is improved, but storage requirements worsen and material waste worsens
Solution Approach 1:
The device enables preliminary preparation of tapes by cutting them to required sizes before use. Instead of storing multiple pre-cut tape sizes, the device allows a single roll of tape to be cut on-demand to various dimensions, reducing storage requirements while maintaining safety through automated cutting.
Solution Approach 2:
The device allows dynamic adjustment of cutting parameters (length, width, shape) based on specific application needs. This eliminates the need to stock multiple fixed-size precut tapes, as any size can be produced on-demand from a single roll, reducing storage requirements and material waste.
4Reliability
If precut tapes are used, then safety is improved, but material waste worsens
Solution Approach 1:
The device enables precise control of cutting parameters to match exact application requirements. This eliminates the material waste inherent in precut tapes, where fixed sizes cannot be optimized for each specific use. Tapes are cut to precise dimensions needed, minimizing excess material while maintaining safety through automated operation.
5Device complexity
If manual cutting is used, then device complexity is reduced, but productivity deteriorates
Solution Approach 1:
The device is segmented into functional modules: a cavity housing the blade, control mechanisms for blade activation, and guides for tape feeding. This modular segmentation achieves automation and improved productivity while keeping each component relatively simple, avoiding excessive overall device complexity.
Solution Approach 2:
The device is designed as a multi-functional cutting tool that can cut tapes of various sizes, shapes, and thicknesses using a single integrated mechanism. This universality improves productivity by eliminating the need for multiple specialized tools while avoiding the complexity of highly specialized equipment.
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 safe, accurate, and efficient cutting of tapes, reducing waste and storage needs while eliminating the risks associated with manual cutting, allowing for on-demand production of strips of uniform width and length.
Implementation Method 1
a blade (8) pushed by an elastic element (306) against a counter-blade (307)
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The present invention refers to a device for cutting fabric-backed adhesive tapes and, in particular, to a device for multiple cutting of cloth tapes to be used in the medical rehabilitation field. Further, the device is advantageously practical and versatile to meet any requirements that may arise when the adhesive tape is being used.