Spindle Transfer Line for Integrated Painting and Surface Decoration
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Solution Overview
Problem
Current production processes for articles with surface treatments and graphic patterns involve separate and complex logistical steps, leading to increased costs, damage risks, and compromised aesthetic features due to incompatible paint properties and external exposures.
Innovation Solution
An integrated apparatus and method for applying surface treatments, allowing for simultaneous processing of decorative and painting treatments on articles using spindles and modules, with a transfer assembly that maintains surface integrity and adapts to article dimensions, enabling graphic pattern application before or after painting, and providing additional protection through a protective paint layer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If articles are transferred to a different production site for graphic pattern application, then graphic patterns can be applied to painted articles, but logistical complications increase and production costs rise
Solution Approach 1:
The patent combines the painting module and decoration module into a single integrated apparatus. The painting module applies a base layer to articles, and the decoration module subsequently applies graphic patterns to the same articles within the same production line, eliminating the need to transfer articles to a different production site.
Solution Approach 2:
The integrated apparatus performs multiple functions: the painting module applies protective and aesthetic base layers, while the decoration module applies graphic patterns. Both modules operate on the same article handling system (spindles and trays), creating a universal system that handles both painting and decoration operations.
2Ease of manufacture
If articles undergo repeated manipulations for transfer and processing, then graphic patterns can be applied, but the possibility of damage and processing defects increases
Solution Approach 1:
By combining painting and decoration operations in a single apparatus, the article remains on the same spindles and trays throughout both processes, eliminating repeated transfers and manipulations that could cause damage or defects.
Solution Approach 2:
The apparatus enables continuous processing where articles move smoothly from the painting module to the decoration module without interruption or transfer to different handling systems, maintaining surface integrity throughout the process.
3Ease of manufacture
If graphic patterns are applied to painted articles with incompatible paint properties, then decorative elements can be added, but adhesion of graphic patterns deteriorates
Solution Approach 1:
The painting module applies a base layer with controlled properties (viscosity, composition) that is specifically designed to provide optimal adhesion for subsequent graphic pattern application. This preliminary preparation of the surface ensures that the decoration module can effectively apply patterns with strong adhesion.
Solution Approach 2:
The system controls key parameters of the base layer (viscosity, composition, thickness) to ensure compatibility and optimal adhesion for the graphic patterns applied by the decoration module, resolving the incompatibility issue between paint properties and pattern adhesion.
4Ease of operation
If articles are spaced apart on conveyors for individual processing, then treatment units can work on articles without interference, but the apparatus size and structural complexity increase
Solution Approach 1:
The apparatus is divided into distinct functional modules (painting module and decoration module) that can be independently optimized. Each module handles articles at appropriate spacing for its specific operations, while the overall system remains compact through efficient module integration.
Data Source
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AI summary
A plurality of workpiece-holding spindles (4) is arranged, each engaging an article (6) being processed, and a plurality of trays (10), each removably engaging a plurality of said spindles (4). The trays (10) are moved along a feeding line (2) extending along a feeding path (P) passing near a decoration module (13). By a transfer assembly (15), the spindles (4) carrying the articles (6) are transferred from the trays (10) on the feeding path (P), to the decoration module (13). A decorative treatment is applied to the articles (6) carried by the spindles (4), in correspondence with at least one treatment unit (40, 41, 42) operating along the decoration module (13). In correspondence with a painting module (14) operatively connected with the feeding line (2), the articles (6) carried by the spindles (4) are painted.