Movable Acoustic Test Container for In-Situ Atomizer Testing
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Solution Overview
Problem
Existing test devices for rotary atomizers in coating systems require a complex test container that also serves as a cleaning device, preventing functional testing during the cleaning process and necessitating the removal of the atomizer from the coating system.
Innovation Solution
A movable test container integrated into the coating system allows for on-site acoustic functional testing of various application devices, including rotary atomizers, using a transport sled that moves the test container in and out of the coating booth for testing without disrupting the coating process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the test container also serves as a cleaning device, then cleaning function is integrated, but functional testing cannot be performed during cleaning and device complexity increases
Solution Approach 1:
The system is divided into separate functional modules: a movable test container for acoustic functional testing and a separate cleaning device. This segmentation allows each component to perform its specific function without the complexity of multi-functionality, while the overall system achieves versatility through coordinated operation of these simple, dedicated components.
2Productivity
If the test container is fixedly arranged, then cleaning and testing can be performed in the same location, but testing disrupts the coating process and atomizer removal is necessary
Solution Approach 1:
The test container is designed to be movable rather than fixed, allowing it to be dynamically positioned into the coating booth only when testing is required. This dynamic configuration enables on-site acoustic functional testing without permanently disrupting the coating process, as the test container can be moved in and out as needed.
Solution Approach 2:
The test container is moved into the coating booth in advance of when testing is needed, positioned ready for immediate use. This preliminary positioning allows the atomizer to be tested in-situ without removal, and the container is subsequently moved out to restore normal coating operations.
3Reliability
If the atomizer is removed for testing, then acoustic functional testing can be performed, but the coating process is disrupted
Solution Approach 1:
The movable test container acts as an intermediary device that brings the testing environment to the atomizer within the coating booth, rather than requiring the atomizer to be removed to a separate testing location. This intermediary approach enables accurate acoustic functional testing while maintaining the atomizer's position in the coating system, thus avoiding disruption to the coating process.
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
Enables continuous acoustic functional testing of application devices within the coating system, avoiding disruption and simplifying the testing process by separating cleaning and testing functions.
Implementation Method 1
microphones measure and evaluate the sound emissions of the rotary atomizer
Data Source
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AI summary
The invention relates to a test device for acoustic functional testing of an application device (2), in particular an atomizer (2) or a print head, wherein the application device (2) is used in a coating installation for coating components, in particular in a paint installation for painting motor vehicle body components. The test device according to the invention initially comprises a test container (1; 21-23) for receiving the application device (2) to be tested during acoustic functional testing and is characterized in that the test container (1; 21-23) is movably arranged in the coating installation. The invention further comprises a corresponding test method.