Vial Capping Mechanism for Orientation Control
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Solution Overview
Problem
Existing automated pharmaceutical dispensing systems face challenges in efficiently securing caps on vials, particularly in accommodating multiple vial and cap sizes and orientations, and ensuring the cap is placed in the desired child-resistant or non-child-resistant orientation.
Innovation Solution
The system employs an apparatus with a stage and an elevator mechanism that includes a carrier with a capturing member and extendable members to securely place a cap on a vial. The extendable members can move from a home position to an engagement position to urge the cap's center portion downward, allowing the cap to be easily switched between child-resistant and non-child-resistant orientations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single capping mechanism is used, then device complexity is reduced, but the ability to accommodate multiple styles and sizes of vials and caps is limited
Solution Approach 1:
The capping mechanism is designed with adjustable components including a movable cap support surface and repositionable positioning members that can accommodate multiple styles and sizes of caps and vials using a single mechanism, eliminating the need for multiple dedicated capping devices
2Adaptability or versatility
If caps are placed in fixed orientation, then manufacturing precision is simplified, but the ability to provide child-resistant or non-child-resistant orientation is lost
Solution Approach 1:
The cap support surface is designed to be movable and repositionable, allowing the cap orientation to be dynamically adjusted during the capping process. The positioning members can be repositioned to control the final cap orientation, enabling both child-resistant and non-child-resistant orientations as needed
Data Source
AI summary
An apparatus for securing a cap on a cylindrical container includes: a stage including a receiving region for separately receiving a cap and a container; and an elevator movable upwardly away from the stage and downwardly toward the stage. The elevator includes: a carrier disposed over the stage; a capturing member on the carrier and configured to capture the cap; and at least one extendable member extending from the carrier, the at least one extendable member movable from a home position with the extendable member above a center of the cap and an engagement position with the extendable member engaging the center of the cap and urging the center of the cap downwardly relative to an outer sidewall of the cap.