Interleaving Paper Slicing Device Channel Recess Design
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing devices for inserting interleaving paper between food slices are costly to manufacture and maintain, and are sluggish in operation due to the use of dancers, which are inefficient and prone to mechanical stress on the paper.
Innovation Solution
A device with a channel system that guides interleaving paper into the slicing area, featuring a recess to form a loop and shape the paper for stable transport, using 3D printing for precise production, and intermittent drives to manage paper speed and length, reducing mechanical stress and operational complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a dancer mechanism is used to guide and feed the interleaving paper, then the paper can be continuously supplied to the slicing area, but the device becomes expensive to manufacture and maintain, and operates sluggishly
Solution Approach 1:
The patent extracts and eliminates the complex dancer mechanism from the paper feeding system. Instead of using a dancer with rollers and tensioning elements, the invention uses a simple channel with a recess that allows the paper to be fed directly by the movement of the slicing blade assembly itself, dramatically simplifying the device structure while maintaining continuous paper supply
Solution Approach 2:
The channel structure serves multiple functions: it guides the paper, stores excess paper in the recess, and works in conjunction with the slicing blade movement to feed paper at the correct timing. The recess itself acts as both a storage area and a guiding feature, reducing the need for separate components
2Reliability
If a dancer mechanism is used to guide and feed the interleaving paper, then the paper can be continuously supplied to the slicing area, but the operation becomes sluggish
Solution Approach 1:
The paper feeding mechanism is made dynamic by coupling it directly to the slicing blade movement. The paper is fed during the retraction phase of the blade, automatically adjusting to the slicing speed without requiring separate drive mechanisms or complex synchronization systems that would slow down operation
Solution Approach 2:
The slicing blade assembly itself performs the paper feeding function during its normal cyclic movement. The recess in the channel allows the paper to be pushed forward by the blade's own motion, eliminating the need for separate paper advance mechanisms that would add complexity and reduce speed
3Manufacturing precision
If the channel height is only slightly greater than the paper thickness, then the paper is constrained and guided accurately, but the paper is subjected to excessive stress during introduction into the cutting area
Solution Approach 1:
The recess in the channel acts as a cushioning zone that absorbs excess paper and reduces stress during the feeding process. By allowing the paper to accumulate slightly in the recess before being introduced into the cutting area, the mechanism prevents excessive tension and folding stress on the paper
Solution Approach 2:
The channel provides vertical constraint (height slightly greater than paper thickness) to maintain positioning accuracy, while the recess provides horizontal accommodation for paper variations. This multi-dimensional approach allows precise guidance without excessive stress in any single direction
4Ease of operation
If the channel width is larger than the paper width, then the paper can be easily inserted and positioned, but additional guidance mechanisms are required to maintain alignment
Solution Approach 1:
The channel provides width greater than the paper to facilitate easy insertion, while the recess provides localized guidance and positioning. This local quality approach allows the channel to be wide for ease of insertion while the recess creates a specific zone that maintains alignment without requiring the entire channel to be precisely constrained
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 enables efficient, cost-effective, and stress-free insertion of interleaving paper between food slices, reducing mechanical stress and operational costs while maintaining high performance in high-speed slicing devices.
Implementation Method 1
When the web-shaped interleaving paper exits, a loop is formed, which becomes larger as long as the speed difference described above exists. As soon as this speed difference reverses, the loop becomes smaller again and possibly reduces to zero, it being preferred that there is always a loop that serves as a material buffer and ensures that the web-shaped material is not subjected to excessive stress
Implementation Method 2
The loop is preferably formed without additional aids, i.e. the forces caused by gravity determine the direction in which the loop is formed
Data Source
Figure 1
Figure 2
AI summary
The present invention relates to a device for inserting an interleaving paper between a first and a second food slice, wherein the interleaving paper is guided in a channel and, in a time interval between the slicing of the first food slice and the slicing of the second food slice, exits the channel and enters a slicing region. The present invention further relates to a slicing device.