Swab Flocking Device Using Pneumatic Blowers
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Solution Overview
Problem
Existing electrostatic flocking processes for swab production require high electrical energy, leading to increased power consumption, safety risks due to electrostatic discharge, and inconsistent flocking quality.
Innovation Solution
A swab flocking device utilizing a flock blowing mode, where blowers are used to adhere flocks to the swab stick, reducing energy requirements and eliminating electrostatic effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electrostatic flocking is used, then flocking effect is achieved, but power consumption increases and safety risks arise
Solution Approach 1:
The patent replaces the electrostatic field-based flocking mechanism with a mechanical blowing system. Blowers generate airflow to transport flocks onto the swab stick, eliminating the need for high-voltage electrostatic generators and reducing power consumption while maintaining effective flocking.
Solution Approach 2:
The patent employs pneumatic principles by using blowers to generate controlled airflow. The air flow serves as the medium to transport flocks from the flocking box to the swab stick, replacing the electrostatic field with a pneumatic transport system that is safer and more energy-efficient.
2Reliability
If electrostatic flocking is used, then flocking process is completed, but electrostatic discharge and sparks occur
Solution Approach 1:
The patent eliminates the electrostatic field generation equipment and replaces it with a mechanical blowing system. This substitution removes the source of electrostatic discharge and sparks entirely, ensuring a safer flocking process without compromising the quality of flock adhesion.
Solution Approach 2:
The patent converts the potentially harmful electrostatic field into a beneficial controlled airflow system. By using blowers to generate directed air streams, the system achieves the same flocking objective without the dangerous side effects of electrostatic discharge, effectively turning a harmful approach into a safe one.
3Reliability
If electrostatic flocking is used, then flocking is achieved, but flocking quality consistency deteriorates
Solution Approach 1:
The patent incorporates feedback mechanisms through the controlled airflow system. The blowers can be regulated to maintain consistent air flow rates, and the uniform distribution of air across the flocking area ensures that flocks are deposited evenly on the swab stick, improving quality consistency.
Solution Approach 2:
The patent creates a uniform airflow field across the flocking area, analogous to an equipotential field. By distributing air flow evenly through multiple blowers positioned strategically, the system ensures that all areas of the swab stick receive comparable flock deposition conditions, leading to consistent quality across batches.
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 flock blowing mode achieves uniform flock adhesion, reduces energy consumption, and enhances swab quality by eliminating electrostatic risks and improving the consistency of the flocking process.
Implementation Method 1
the several blowers are configured to blow flocks onto an end head of the swab stick
Data Source
AI summary
Disclosed are a swab flocking device and a flock blowing and flocking process for a swab. A conveying drag chain transversely penetrates through a flocking box, several swab hangers are arranged on the conveying drag chain at intervals, and the conveying drag chain is connected to a first motor. Several blowers are arranged on an outer side of the conveying drag chain in the flocking box. During flocking, a swab stick is hung on the swab hanger and then is conveyed forwards by the conveying drag chain, and several blowers are configured to blow flocks onto an end head of the swab stick.