Rotary Atomizer Bowl Assembly Using Magnetic Coupling
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Solution Overview
Problem
The existing rotary atomizers for coating products face challenges in the complex and difficult manual operations required for assembling and disassembling the bowl and air supply skirt, especially in environments not conducive to handling, such as paint booths, which increases the risk of damage and makes automation difficult.
Innovation Solution
A novel rotary atomizer design where the air supply skirt and bowl are assembled into a subassembly using magnetic coupling, allowing for easier handling and automation of the mounting and dismounting process on the main body, with the magnetic-pneumatic system providing additional clamping and sealing functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If the air supply skirt and bowl are assembled separately with manual positioning, then the bowl can be precisely positioned opposite the magnetic coupling means, but the assembly operation becomes complex and difficult to automate
Solution Approach 1:
The invention combines the air supply skirt and the bowl into a single integrated component. The magnetic coupling means are fastened directly to the integrated air supply skirt-bowl assembly, eliminating the need for separate manual positioning operations. This integration allows the entire assembly to be positioned and secured in one automated operation, resolving the contradiction between positioning precision and automatability.
2Ease of operation
If the bowl is handled separately from the air supply skirt, then the magnetic coupling can be engaged, but the risk of dropping the bowl increases due to its small size and delicate grip
Solution Approach 1:
By integrating the bowl and air supply skirt into a single assembly, the invention creates a larger, more robust component that is easier to grip and handle. The combined assembly has a greater overall size and more convenient geometry for manual or automated handling, eliminating the risk of dropping the small bowl during assembly operations.
3Manufacturing precision
If the air supply skirt is mounted on the main body before the bowl, then the magnetic coupling alignment can be achieved, but the disassembly operation becomes complex requiring two successive manual operations
Solution Approach 1:
The integration of the air supply skirt and bowl into a single assembly means that both components are mounted and aligned together in one operation. The magnetic coupling means are positioned on the integrated assembly, ensuring proper alignment with the rotating member while simplifying the mounting procedure to a single step rather than two sequential steps.
4Volume of moving object
If the bowl is modest in size, then the atomizer can be compact, but the grip becomes delicate and handling becomes difficult
Solution Approach 1:
By combining the small bowl with the air supply skirt into an integrated assembly, the invention creates a larger overall component that maintains the compactness of the original bowl while providing a more convenient size and geometry for gripping and handling. The integrated assembly includes handling features or a larger overall envelope that facilitates safe and easy manipulation.
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 facilitates easier and safer assembly and disassembly of the rotary atomizer, reduces the risk of damage, and allows for a significant degree of automation, improving operational efficiency and reliability in environments like paint booths.
Implementation Method 1
first and second means of magnetic coupling apt to cooperate with each other, which makes it possible to exert an overall axial force, such as to induce a rotational coupling on the bowl
Implementation Method 2
the first and second means of coupling make it possible to assemble the air supply skirt and the bowl in the form of a subassembly which can be handled as a unit
Data Source
AI summary
The present invention relates to a rotary atomizer for coating products comprising a main body and a bowl rotated by a rotating member about a axis of rotation defined by the main body. The bowl is equipped with first means of magnetic coupling apt to cooperate with matching second means of magnetic coupling fastened to a non-rotating part of the atomizer. The first and second means of coupling are apt to exert a force at least partially axial with respect to the axis of rotation of the bowl, the force inducing the coupling in rotation of the bowl with the rotating member. The second means of magnetic coupling are supported by an air supply skirt directly mounted on the main body.