Interleaved Sheet Feed Roller for High-Speed Multi-Lane Slicers
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Solution Overview
Problem
Existing interleaver and underleaver technologies in high-speed slicers fail to meet the increased demands for performance, particularly in multi-lane and lane-specific operations, where high cutting speeds require reliable and precise ejection of intermediate sheet material.
Innovation Solution
A device with a driven feed roller and counter-unit forming a feed gap, coupled via a drive belt to a motor, allowing for multi-lane ejection and controlled operation, featuring a compact structure with adjustable compressed air flow for optimal material web management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If high cutting speeds are used in modern food slicers, then productivity is improved, but the reliability of intermediate sheet material ejection deteriorates
Solution Approach 1:
The feed roller is designed with variable speed capability, allowing it to dynamically adjust its rotation speed to match the cutting speed. This dynamic adjustment ensures that the intermediate sheet material is ejected at the optimal speed for each cutting operation, maintaining reliability even at high cutting speeds. The feed roller's speed can be independently controlled to synchronize with the cutting blade's movement.
Solution Approach 2:
The system incorporates a control unit that receives signals from the cutting unit about the cutting speed and position. Based on this feedback, the control unit adjusts the feed roller's speed and the compressed air flow timing to ensure precise ejection of intermediate sheet material. This closed-loop control ensures that the ejection process remains reliable regardless of the cutting speed.
2Adaptability or versatility
If multi-lane cutting operation is implemented, then versatility is improved, but device complexity deteriorates
Solution Approach 1:
The feed roller is divided into multiple independently controllable segments, each corresponding to a different lane. This segmentation allows each lane to be controlled independently, enabling multi-lane operation. Each segment can be driven at different speeds and can be activated or deactivated individually, providing the versatility needed for multi-lane cutting while keeping the overall structure manageable.
Solution Approach 2:
The feed roller is designed to serve multiple functions: it can operate in single-lane mode, multi-lane mode, and can be configured for different lane combinations. The same basic structure supports various operating modes by simply adjusting which segments are active and at what speeds, eliminating the need for separate mechanisms for each lane configuration.
3Adaptability or versatility
If lane-specific control is provided for each lane, then adaptability is improved, but device complexity deteriorates
Solution Approach 1:
The control unit integrates the control functions for all lanes into a single centralized system. This merging of control functions allows lane-specific control to be implemented through software or control logic rather than requiring separate physical control mechanisms for each lane. The control unit receives cutting parameters for each lane and coordinates the feed roller segments accordingly, providing lane-specific adaptability without proportionally increasing hardware complexity.
4Manufacturing precision
If compressed air flow is used to influence material web, then manufacturing precision is improved, but energy consumption deteriorates
Solution Approach 1:
The compressed air flow is applied periodically rather than continuously. The control unit activates the compressed air flow only at specific moments when material web positioning or ejection is required, then deactivates it when not needed. This periodic application maintains the necessary precision while significantly reducing overall energy consumption compared to continuous compressed air flow.
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 reliable and precise ejection of intermediate sheet material at high cutting speeds, supporting multi-lane and lane-specific operations, improving the efficiency and versatility of high-speed slicers.
Implementation Method 1
a driven feed roller (74) and at least one counter-unit (75), which together with the feed roller forms a feed gap for the material web (19)
Implementation Method 2
The output device (71) is designed in such a way that a compressed air flow (87) can be generated in order to influence the ejected material web (19)
Data Source
Figure 1
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Figure 3
AI summary
The invention relates to a device for providing web-shaped interleaved material (19) in a single-track or multi-track manner at a cutting area (S), in which products (11) fed in a single-track or multi-track manner are cut into slices (13) and interleaved sheets (15) are inserted, which are separated from the provided interleaved material (19) in the cutting area (S), with a dispensing device (71) which is designed to eject at least one web of material (19) into the cutting area (S), wherein the dispensing device (71) comprises at least one driven feed roller (74) and at least one counter unit (75) which together with the feed roller forms a feed gap for the web of material.