Multilevel Vehicle Body Coating Plant With Reused Drying Stations

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Existing paint application processes for vehicle bodies require additional intermediate drying and clearcoat stations, leading to increased space requirements, complex control processes, and higher energy consumption when integrating decor coat applications, especially in existing plants.

Innovation Solution

A treatment plant design with multiple treatment levels and treatment lines, utilizing unused space to integrate an OFLA station for decor coat application, allowing workpieces to be conveyed between levels without changing orientation, thereby reusing existing drying stations and reducing the need for additional intermediate drying stations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If an OFLA station for decor coat application is integrated into the painting process, then individual and variant-rich paint application is improved, but additional intermediate drying stations and clearcoat drying stations are required, increasing space requirements, device complexity, and energy consumption

Engineering Contradiction:

Improvepaint application varietyVSAvoiddrying station requirements

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The intermediate drying station is designed to serve dual purposes: drying the basecoat in the standard painting process and drying the decor coat after OFLA application. This multi-functionality eliminates the need for separate drying stations for each coating type, reducing device complexity while maintaining the ability to handle various paint application processes

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent combines the OFLA station with the existing intermediate drying station, merging two previously separate process requirements into a single integrated unit. This consolidation reduces the total number of drying stations needed and simplifies the overall plant layout

Inventive Principle:

Principle #5Merging (Combining)

2Adaptability or versatility

If multiple intermediate drying stations and clearcoat drying stations are added for OFLA integration, then decor coat application capability is improved, but space requirements and energy consumption increase

Engineering Contradiction:

Improvedecor coat application capabilityVSAvoidenergy consumption

Core Design Contradiction:

Adaptability or versatilityVSUse of energy by stationary object

Solution Approach 1:

The intermediate drying station performs multiple drying functions (basecoat drying and decor coat drying) instead of requiring separate dedicated drying stations for each coating type, thereby reducing total energy consumption while maintaining full decor coat application capability

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The drying station operates continuously to dry different coating types as they pass through the system, rather than requiring separate batch drying operations, which improves energy efficiency and reduces overall energy consumption

Inventive Principle:

Principle #20Continuity of useful action

3Adaptability or versatility

If multiple intermediate drying stations and clearcoat drying stations are added for OFLA integration, then decor coat application capability is improved, but space requirements increase

Engineering Contradiction:

Improvedecor coat application capabilityVSAvoidplant space requirement

Core Design Contradiction:

Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The intermediate drying station is designed to handle both basecoat and decor coat drying operations within the same physical space, eliminating the need for additional dedicated drying stations and reducing overall plant footprint

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent utilizes vertical space by arranging the OFLA station and drying station in a multi-level configuration, allowing the decor coat application to occur in an intermediate level without requiring additional horizontal space for separate drying facilities

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20250325999A1Treatment plant for treating workpieces, and method for treating workpieces

Publication Date: 2025.10.23 DUERR SYST AG

AI summary

The present invention relates to a treatment plant (100) for treating workpieces, in particular for coating vehicle bodies, wherein the treatment plant (100) comprises the following: —a plurality of treatment levels (104, 106) which are arranged at different heights, in particular one above another; and/or—one or more treatment lines (110) which are arranged in particular parallel to one another and comprise a plurality of treatment regions (112, 114) arranged on one or more treatment levels (104, 106); wherein each treatment region (112, 114) has one or more treatment stations (118, 120, 122, 124, 126, 128, 136, 138, 140) for carrying out one or more treatment steps in each case, and wherein each treatment line (110) has one or at least two transfer conveying devices (142, 144, 152, 154), by means of which the workpieces are transferable between the treatment regions (112, 114). The present invention also relates to a method for treating workpieces, in particular for coating vehicle bodies, wherein the method comprises the following: —treating the workpieces in a plurality of treatment regions (112, 114) of a treatment line (110), in particular in a primary and a secondary treatment region (112, 114), which each have one or more treatment stations (118, 120, 122, 124, 126, 128, 136, 138, 140) for carrying out one or more treatment steps in each case.