Profiled Roller Transport for Complex Wood Coating
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Solution Overview
Problem
Existing coating systems are limited in their ability to coat complex profiles such as door and window frames, which require flexibility in handling different shapes and sizes, and lack the capability to provide varied colors and protection from elements.
Innovation Solution
A coating system with a transport mechanism featuring profiled rollers with horizontal and vertical axes of rotation, adjustable in multiple directions, and a self-refreshing cleaning system, allowing for flexible handling of various profiles without fixed contact points, enabling partial or complete coating of elongated wood, plastic, and metal workpieces with water-soluble finishes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If fixed rails and constant cross-section rollers are used for transport, then the coating system can handle simple profiles, but it cannot coat diverse and complex door and window profiles
Solution Approach 1:
The patent applies dynamics by making the transport rollers adjustable rather than fixed. The rollers can change their cross-section profile and position to match different workpiece geometries. This dynamic adaptability allows the same transport means to handle diverse profiles (from simple to complex door/window frames) without requiring multiple dedicated fixtures, thereby resolving the contradiction between versatility and device complexity
Solution Approach 2:
The patent implements universality through profiled rollers that can be configured to match various workpiece cross-sections. A single roller design with adjustable profile elements can serve multiple coating applications for different profile types. This multi-functional capability enables the coating system to coat diverse profiles using the same transport means, eliminating the need for profile-specific fixed rails
2Adaptability or versatility
If the transport means has fixed contact points, then the structure is simple, but it cannot adapt to different workpiece profiles
Solution Approach 1:
The patent makes the contact points dynamic rather than fixed. The profiled rollers can adjust their contact surfaces with the workpiece based on the specific profile being coated. This dynamic contact point adjustment maintains operational simplicity while achieving high adaptability to different profiles, as the rollers automatically conform to the workpiece geometry during transport
Solution Approach 2:
The patent changes the parameters of the transport rollers (cross-section shape, contact point position, orientation) to match different workpiece profiles. By varying these parameters, the system achieves flexibility for different profiles without significantly increasing operational complexity, as the parameter adjustments are integrated into the roller design itself
3Productivity
If profile-specific rollers are used, then each profile can be coated optimally, but the system requires multiple roller sets and has high downtime for profile changes
Solution Approach 1:
The patent uses dynamically adjustable rollers that can be reconfigured for different profiles rather than requiring multiple fixed roller sets. This dynamic adjustment capability allows rapid transition between profiles, minimizing changeover downtime while maintaining optimal coating contact for each profile type, thereby improving overall productivity
Solution Approach 2:
The patent segments the roller structure into adjustable profile elements that can be independently positioned or configured. This segmentation allows the roller to be quickly reconfigured for different profiles by adjusting individual segments rather than replacing entire rollers, reducing profile change downtime and maintaining high coating productivity
4Manufacturing precision
If the rollers touch the surfaces to be coated for guidance, then the positioning is stable, but the coating quality may be compromised
Solution Approach 1:
The patent introduces profiled roller surfaces as intermediaries between the workpiece and the coating application system. These rollers provide stable positioning through controlled contact at non-coated surfaces or edges, while the coating is applied to different surfaces. This intermediary positioning mechanism maintains workpiece stability without compromising coating quality on the target surfaces
Data Source
AI summary
The present invention relates to a coating system for coating an elongated wood, plastic and/or metal workplace with a coating agent. Said system comprises a pre-treatment station, a coating station and/or a drying station. A transport means transports the workplace along the coating systems.