Automated Vial Bag Separation Using Cutting Aperture
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Solution Overview
Problem
Existing methods for removing vials from bags are time-consuming and require significant effort, especially when processing large batches, as they involve manual separation and handling of multiple vials and bags.
Innovation Solution
An apparatus with a surface and cutting mechanism that allows for the controlled cutting and displacement of bags relative to the vial, utilizing a positioning system, displacing mechanism, and frictional engagement to efficiently separate the vial from the bag, facilitated by a machine vision system for leak detection and automation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual separation methods are used to remove vials from bags, then the process can be performed with simple equipment, but the processing time and effort increase significantly
Solution Approach 1:
The patent replaces manual mechanical separation operations with an automated system that uses a conveyor belt to transport vials and a cutting mechanism to separate bags from vials. The system automatically positions vials, cuts bags, and transfers them through conveyors, eliminating manual handling and significantly reducing processing time while maintaining operational simplicity through automation.
Solution Approach 2:
The patent implements preliminary positioning of vials on the conveyor belt before the cutting operation. The system pre-aligns vials at predetermined positions and prepares the cutting mechanism in advance, so that when the cutting action occurs, the vial and bag are already in the optimal configuration for separation, reducing the overall processing time required.
2Productivity
If automated cutting and displacement mechanisms are introduced, then processing throughput increases, but device complexity increases
Solution Approach 1:
The patent designs the conveyor belt system to perform multiple functions: it transports vials, positions them at predetermined locations, and facilitates the cutting operation. The cutting mechanism is integrated with the conveyor system, allowing it to both move and process vials simultaneously. This multi-functionality reduces the need for separate dedicated components, thereby limiting the increase in device complexity while maintaining high productivity.
Solution Approach 2:
The patent combines the cutting mechanism with the conveyor system into an integrated unit. The cutting apparatus is positioned along the conveyor path and operates synchronously with the movement of vials. This merging of functions allows the system to achieve high processing throughput through a unified mechanism rather than requiring separate complex subsystems for transport and cutting.
3Productivity
If the aperture is sized to allow object passage, then separation efficiency improves, but frictional engagement between surface and bag decreases
Solution Approach 1:
The patent optimizes the aperture size parameter to be slightly larger than the vial diameter, allowing smooth passage while maintaining sufficient frictional engagement with the bag. The surface material properties are also adjusted to provide appropriate friction. This parameter optimization enables the system to achieve high separation efficiency through automated displacement while maintaining the necessary frictional forces for controlled bag-surface interaction during the separation process.
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
This solution significantly reduces the time and effort required to process multiple vials by automating the separation process, ensuring high throughput and preventing contamination from leaked fluids.
Implementation Method 1
the cut edge of the bag contacts the edges of the aperture of the plate. This causes relatively high frictional forces at the points of contact between the edges of the bag and the edges and/or the area surrounding the aperture such that the bag begins to fold or crumple against the plate
Data Source
AI summary
An apparatus for removing an object from within a bag comprising: a surface with an aperture for receiving the object; and cutting means for cutting the bag; wherein the surface and/or the object are arranged to be moved relative to one another; wherein the cutting means is arranged to cut the bag; and wherein the aperture is sized relative to an end of the object such that the surface separates the cut bag from the object as the object passes through the aperture.