Semi-Automatic Syringe Label Applicator with Motorized Roller
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Manual label application on syringes is inefficient, time-consuming, and prone to inconsistencies, particularly in high-volume settings like pharmacies and hospitals, where precise and flexible automation is needed for labeling medication containers.
Innovation Solution
A semi-automatic syringe label applicator that uses an optical sensor to detect cylindrical objects, a motorized drive arm with a roller to rotate and wrap labels around the syringe, and a thermal transfer printer to apply consistent labels, allowing for various label configurations and adhesive types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If labels are applied manually to syringes, then flexibility in label application styles is maintained, but productivity is significantly reduced and inconsistencies occur
Solution Approach 1:
The syringe itself serves as the labeling surface, with the label wrapping around and adhering to the syringe body. The syringe's cylindrical shape and surface properties enable the label to conform and stick automatically during the wrapping process, eliminating the need for separate application surfaces or complex positioning mechanisms.
Solution Approach 2:
The system changes the physical state of the label from flat to wrapped around the cylindrical syringe. The label transitions from a 2D printed sheet to a 3D conformal wrap, with adhesive activation occurring during the wrapping process. This parameter change enables consistent application while maintaining flexibility in label design.
2Manufacturing precision
If manual label application is used, then device complexity is minimized, but manufacturing precision and consistency deteriorate
Solution Approach 1:
The labeling system is designed around the cylindrical curvature of the syringe. The label wrapping mechanism follows the circular path of the syringe body, ensuring consistent contact and adhesion. The curved geometry naturally guides the label into proper alignment and maintains uniform spacing during rotation.
Solution Approach 2:
The adhesive layer acts as an intermediary between the label and syringe surface. It enables reliable bonding while accommodating slight variations in surface texture and curvature, ensuring consistent attachment without requiring precision mechanical alignment or complex positioning systems.
3Device complexity
If a single motor controls both drive arm motion and roller rotation, then device complexity is reduced, but reliability may worsen due to the need for slip clutch mechanisms
Solution Approach 1:
The system transitions from static motor connections to dynamic slip clutch engagement. The slip clutch allows the motor to selectively drive different components based on operational phase: driving the arm during positioning, then slipping to drive the roller during labeling. This dynamic switching reduces complexity while maintaining reliable motion control through mechanical intelligence.
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 reduces inefficiencies and inconsistencies in label application, enabling faster, more precise, and flexible labeling of syringes, improving workflow in healthcare settings by automating the process while ensuring accurate and consistent labeling.
Implementation Method 1
When the presence of the object is detected by an optical sensor the label applicator begins the application process
Implementation Method 2
A single drive motor rotates and pivots a drive arm having a roller forward, pressing the object against the base and a brace within the labeling zone. The label printing then begins as the drive roller is spinning
Data Source
AI summary
A label applicator for applying a label to a cylindrical portion of an object may comprise a roller and a label handler, with the roller rotating the object to which the label is being applied and the label handler separating a label from its backer and extending the label towards the object being rotated by the roller. The distance between the label handler and the object rotated by the roller is less than a length of the label. The label applicator may further comprise a printer, such as a thermal transfer printer, which may be configured to print labels for a plurality of objects to which different labels are applied consecutively.