Automated 3D Object Surface Treatment Module
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Solution Overview
Problem
Existing systems for printing on three-dimensional objects require manual surface treatment, leading to human variability and exposure to chemicals, and lack automation in preparing surfaces for printing.
Innovation Solution
A printing system that includes a surface treatment module integrated with printheads and an actuator controlled by a controller to move objects through treatment and printing processes, enabling automated surface preparation and marking on 3D objects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If manual surface treatment methods (hand buffing, solvent wipe) are used, then the process is simple and low cost, but human variability and chemical exposure occur
Solution Approach 1:
The system enables automated surface treatment where the machine performs buffing and solvent application without human operators. The automated applicator applies solvent uniformly, and the automated buffer polishes surfaces consistently, eliminating human variability while maintaining process simplicity through integration.
Solution Approach 2:
Manual mechanical operations (hand buffing, manual wiping) are replaced with automated mechanical systems. The automated buffer mechanism and solvent applicator system perform surface treatment mechanically without human intervention, improving consistency while reducing chemical exposure risks.
2Device complexity
If manual surface treatment methods are used, then equipment complexity is low, but human exposure to solvents and chemicals occurs
Solution Approach 1:
The automated system performs surface treatment without human operators being present in the treatment zone. The machine applies solvents and performs buffing autonomously, eliminating human exposure to chemicals while keeping the equipment relatively simple through modular design.
3Reliability
If automated surface treatment is implemented, then human variability is eliminated, but device complexity increases
Solution Approach 1:
The patent combines multiple surface treatment operations (solvent application, buffing, drying) into a single integrated automated system. This merging reduces overall system complexity compared to separate automated stations while maintaining consistent treatment through coordinated automation of all steps.
Solution Approach 2:
The automated surface treatment system is designed to handle multiple object types and treatment requirements through programmable control. The same automated apparatus performs solvent application, mechanical buffing, and drying functions, providing multi-functionality that reduces the need for multiple specialized devices.
4Ease of operation
If manual surface treatment is used, then setup and operation are simple, but productivity is limited by manual operation speed
Solution Approach 1:
The automated system enables continuous surface treatment operations without the interruptions inherent in manual processes. Objects move continuously through the treatment zones, and the automated buffer and applicator operate without pause, significantly increasing throughput while maintaining operational simplicity through automated control.
Data Source
AI summary
A printing system treats the surface of three-dimensional objects to be printed to improve the printing of the articles of manufacture. The system includes a surface treatment module that is positioned to part of the printing process and to treat the object surfaces prior to the surfaces being printed. The treatment of the surfaces within the module include operating an abrasive device to remove material from an object surface and to apply solvent to the object surface to clean the surface.