Capsule Feeding Unit for Beverage Packaging
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Solution Overview
Problem
Existing machines for packaging single-use beverage capsules face challenges in achieving high productivity and minimizing waste material during the production of closing elements.
Innovation Solution
A unit for feeding closing elements that includes a system of rollers, punches, and pickup units to cut and handle a web of heat-sealable material, optimizing the formation and handling of closing elements to reduce waste and enhance productivity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a traditional unit for feeding closing elements is used, then the machine can operate, but productivity is insufficient
Solution Approach 1:
The unit for feeding closing elements is divided into multiple independent modules: a forming module that cuts closing elements from a web, a storage module with multiple pockets to hold pre-formed closing elements, and a delivery module that transfers closing elements to the closing station. This segmentation allows each module to operate independently and efficiently, increasing overall productivity while maintaining manageable device complexity through modular design.
Solution Approach 2:
The storage module pre-forms and stores multiple closing elements in advance before they are needed at the closing station. The forming module continuously prepares closing elements from the web material and stores them in the storage module, so that when the closing station requires a closing element, it is already available. This preliminary action eliminates waiting time and ensures continuous high-speed operation.
2Productivity
If closing elements are made from a web of material, then productivity can be increased, but waste material is generated
Solution Approach 1:
The forming module uses adjustable cutting parameters and web feed rates to optimize the cutting process. By precisely controlling the cutting depth, web tension, and feeding speed, the system maximizes the utilization of the web material. The design allows for minimal kerf width and optimized nesting of closing elements on the web, reducing material waste while maintaining high production rates.
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 significantly increases productivity and reduces material waste by efficiently cutting and handling closing elements, allowing for continuous operation and optimized use of the web material.
Implementation Method 1
The unit for feeding closing elements comprises means for feeding a web of heat-sealable material along a predetermined path
Implementation Method 2
a plurality of punches positioned along said path in a region for forming the closing elements
Implementation Method 3
a station for closing the cup-shaped container in which the closing element is applied above the cup-shaped container in a predetermined position and then heat sealed to the collar of the cup-shaped container
Data Source
AI summary
Described is a unit (1) for feeding closing elements (34) for closing containers (2) defining capsules (3) for extraction or infusion beverages for a machine (100) for packaging capsules (3) for extraction or infusion beverages comprising: means (4) for feeding a web (5) of heat-sealable material along a predetermined path for feeding the web; a plurality of punches (6), positioned along the path for feeding the web of heat-sealable material in a region (R1) for forming the closing elements (34) and movable between an operating position (P1) wherein they make contact with the web (5) of heat-sealable material for cutting portions of the web, so as to form corresponding closing elements (34) and a non-operating position retracted relative to the web (5); a plurality of pickup units (GP1, GP2, GP3, GP4) each having a plurality of pickup means (7), each pickup unit (GP1, GP2, GP3, GP4) being movable individually along a closed path (PS2) between a pickup position (P3), wherein the respective pickup means (7) are located in the forming region (R1) for picking up the cut portions of the web (5) defining the closing elements (34), and a release position (P4) wherein the respective pickup means (7) are located in the release region (R2) for releasing the closing elements (34) picked up.