Rotary Label Cutting Tool with Radial Spring Cushioning
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Solution Overview
Problem
Existing cutting tools for labels suffer from excessive wear, leading to inefficient cutting processes, as the cutting blades are not resiliently mounted and lack easy assembly and disassembly, resulting in premature degradation.
Innovation Solution
A cutting tool with a housing that rotates about an axis, featuring a cutting element with a radial spring system for cushioning and a circumferential spring element for clamping, using compressed air to apply a controlled force, ensuring gentle cutting and minimizing wear. The cutting element is detachably arranged and can be easily replaced.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the cutting element is rigidly mounted on the housing, then the cutting process is stable and precise, but the cutting element wears excessively and cannot be easily replaced
Solution Approach 1:
The cutting element is made detachable from the housing, allowing it to be separated into independent components. This enables the cutting element to be easily removed and replaced when worn, while the housing remains intact. The detachable connection maintains operational stability during use but allows quick replacement when needed.
Solution Approach 2:
The cutting element is mounted movably on the housing rather than rigidly fixed. This dynamic mounting allows the cutting element to be in a fixed position during operation for precise cutting, but can be easily moved to a removed position when replacement is needed, providing both operational stability and ease of replacement.
2Reliability
If the cutting element is resiliently mounted to cushion movements, then wear is reduced, but the cutting precision may be compromised
Solution Approach 1:
The cutting element is mounted movably on the housing rather than rigidly fixed. This dynamic mounting allows the cutting element to be in a fixed position during operation for precise cutting, but can be easily moved to a removed position when replacement is needed, providing both operational stability and ease of replacement.
3Manufacturing precision
If the cutting element is firmly clamped to prevent movement, then cutting precision is maintained, but the cutting element cannot be easily assembled or disassembled
Solution Approach 1:
The cutting element is made detachable from the housing, allowing it to be separated into independent components. This enables the cutting element to be easily removed and replaced when worn, while the housing remains intact. The detachable connection maintains operational stability during use but allows quick replacement when needed.
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 solution provides a gentler cutting process, reduces wear on the cutting element, and allows for quick assembly and disassembly, ensuring consistent performance and extended tool life by distributing force effectively and preventing excessive wear.
Implementation Method 1
a first spring body (10), which cushions a movement of the cutting element (4) in a substantially radial direction of the housing (2)
Implementation Method 2
using compressed air to apply a controlled force
Data Source
Figure 1~2
Figure 3a~3d
Figure 4~5
AI summary
A cutting tool (1), in particular for cutting labels, comprising a housing (2) rotatably arranged about an axis of rotation (X) and a cutting element (4) arranged on this housing (2), wherein this cutting element (4) has a cutting edge (6) extending substantially in a direction parallel to the axis of rotation (X) and wherein this cutting element (4) is detachably arranged on the housing (2). According to the invention, the cutting element (4) is movably arranged relative to the housing (2), and a first spring element (10) is provided which springs a movement of the cutting element (4) in a radial direction (R) of the housing (2).