Vortex Flow Resister for Uniform Cylinder Coating
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Solution Overview
Problem
Uniformly distributing liquid onto a cylinder is challenging, leading to performance and quality issues due to non-uniform application.
Innovation Solution
A liquid application system featuring a vortex flow resister that directs liquid in a cycloid, whirling path, providing resistance that adjusts based on flow velocity, ensuring consistent flow and uniform coating across the cylinder's surface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If liquid is applied directly to the cylinder without flow resistance control, then the application process is simple, but the liquid distribution is non-uniform
Solution Approach 1:
The vortex flow resister changes the flow parameters of the liquid by creating a vortex pattern, transforming the liquid flow from a simple stream into a rotating vortex that distributes liquid more uniformly across the cylinder surface
Solution Approach 2:
The invention uses hydraulic principles by designing a flow resister that utilizes liquid pressure and flow dynamics to create a vortex pattern, controlling liquid distribution through fluid mechanical means rather than mechanical barriers
2Productivity
If flow velocity is increased to improve productivity, then more liquid can be applied, but flow velocity fluctuations cause non-uniform coating
Solution Approach 1:
The vortex flow resister dynamically adapts to varying flow velocities by adjusting the vortex characteristics. When flow velocity increases, the vortex naturally intensifies and redistributes the liquid more effectively, maintaining uniform coating thickness across different productivity levels
Solution Approach 2:
The flow resister provides inherent feedback control where the vortex pattern automatically adjusts to flow velocity changes. The liquid flow rate and vortex intensity are interdependent, creating a self-regulating system that maintains uniform distribution regardless of input flow variations
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 system achieves uniform liquid distribution and coating thickness, stabilizing flow rates and temperature, enhancing printing performance and quality by dampening flow velocity fluctuations.
Implementation Method 1
Vortex flow resisters configured to receive liquid from the upper chamber and to direct the liquid in a vortex having a cycloid, whirling or helical shaped path
Implementation Method 2
providing resistance that adjusts based on flow velocity, ensuring consistent flow
Data Source
AI summary
Vortex flow resisters (20, 220) deliver liquid from an upper chamber (16, 216) to a lower chamber (18, 218) prior to the liquid being distributed onto a cylinder (12, 14, 212, 122).