Medication Container Air Sorting to Prevent Telescoping
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Solution Overview
Problem
Existing prescription medication fulfillment systems lack efficient and accurate automation for small-scale pharmacies, particularly in orienting and sorting medication containers, leading to inefficiencies and potential telescoping issues.
Innovation Solution
A container orienting and sorting system utilizing an inclined conveyor belt with a funnel apparatus and sensors to ensure horizontal orientation, combined with queue cylinders and air nozzles to prevent telescoping, and a controller for automated operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If automated container sorting systems are implemented, then productivity and accuracy are improved, but device complexity increases
Solution Approach 1:
The system is divided into distinct functional modules: a hopper for container input, an inclined conveyor belt with cleats for transport and orientation, a funnel apparatus for vertical orientation, and a queue apparatus for stacking. Each module performs a specific function, allowing the system to achieve high productivity through modular automation while managing complexity through functional segmentation.
Solution Approach 2:
The container's own physical properties (cylindrical shape, open end, closed end) are utilized by the system's geometric features (inclined conveyor, funnel shape) to automatically achieve horizontal and vertical orientation without additional actuators or sensors on each container. The system lets the containers orient themselves through gravity and geometry, reducing device complexity while maintaining high sorting accuracy.
2Reliability
If manual operations are reduced, then human error is eliminated and efficiency increases, but automation technology complexity increases
Solution Approach 1:
Manual mechanical operations of picking, orienting, and stacking containers are replaced by an automated system using an inclined conveyor belt with cleats that uses gravity and mechanical geometry to automatically orient containers horizontally and vertically, then stacks them in a queue apparatus, eliminating human error while managing automation complexity through elegant mechanical design.
3Manufacturing precision
If container orientation is precisely controlled, then sorting accuracy is improved, but device complexity increases
Solution Approach 1:
The funnel apparatus uses a curved, tapered geometry to guide containers from horizontal to vertical orientation. The curved surface naturally redirects the container's orientation as it slides down, achieving precise vertical alignment without complex mechanical actuators or control systems. This geometric approach achieves high orientation accuracy while minimizing device complexity.
Solution Approach 2:
The system changes the orientation parameter of containers from horizontal to vertical through the inclined conveyor and funnel apparatus. The inclined angle and funnel geometry are specifically designed to transform the container's orientation state, achieving precise control through geometric parameters rather than complex active control mechanisms.
4Productivity
If high volume sorting is achieved, then productivity increases, but risk of telescoping and pausing increases
Solution Approach 1:
The queue apparatus pre-establishes a stacked configuration of containers in vertical orientation before they are dispensed. By pre-arranging containers in a stable stacked configuration with proper spacing and orientation, the system prevents telescoping (containers nesting into each other) and pausing during high-volume sorting operations, maintaining reliability while achieving high productivity.
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
Facilitates fast and accurate sorting and orientation of medication containers, reducing human intervention and minimizing telescoping, thereby enhancing efficiency and accuracy in medication fulfillment.
Implementation Method 1
transport medication containers from a hopper to a sorting funnel using an inclined conveyor belt
Implementation Method 2
the transitioning width causes the container to rotate from the horizontal orientation to the vertical orientation as the container falls from the entrance section to the exit port
Implementation Method 3
The conveyor belt includes features that ensure each cleat contains one medication container in a horizontal orientation
Data Source
AI summary
A system and apparatus for a medication container sorting apparatus by air sort station is disclosed. The container sorting apparatus includes a transport mechanism, a bumper rail, an air nozzle, a valve, and a sensor. As medication containers pass by an air nozzle on the transport mechanism, the air nozzle blows air towards the containers to push those with a closed end facing the air nozzle towards an opposite side of the transport mechanism. A bumper rail is used to prevent the medication container from falling off of the transport mechanism.