Permanent Coated 3D Print Bed for Adhesion
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Solution Overview
Problem
Current 3D printer print beds face challenges with inconsistent adhesion, difficulty in applying and removing print bed covers, and the need for different materials for heated and non-heated beds, leading to poor print quality and increased costs for consumers.
Innovation Solution
A coated print bed with a permanent print-surface coating composed of a thermosetting polymer and thermoplastic material, applied to a substrate, providing consistent adhesion and ease of use without the need for additional applications, suitable for both heated and non-heated beds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If heat resistant polyimide films or paper masking tapes are used to cover the print bed, then adhesion between the printed object and print bed is improved, but the complexity of applying and removing the cover increases
Solution Approach 1:
The patent applies a permanent coating to the print bed surface before printing begins. This preliminary action eliminates the need for users to apply temporary covers like polyimide films or masking tapes, thereby reducing application complexity while maintaining reliable adhesion throughout the printing process
Solution Approach 2:
The patent replaces disposable temporary covers (polyimide films and masking tapes) with a permanent coating that remains on the print bed. This eliminates the need to repeatedly apply and remove consumable cover materials, reducing both user complexity and long-term costs
2Reliability
If different cover materials are used for heated and non-heated print beds, then adhesion reliability is improved, but the versatility and ease of operation deteriorates
Solution Approach 1:
The patent develops a permanent coating formulation that functions effectively on both heated and non-heated print beds. This universal coating eliminates the need for users to select different cover materials based on print bed temperature capabilities, simplifying operation while maintaining adhesion reliability across different printing scenarios
Solution Approach 2:
The permanent coating is designed with thermal stability properties that allow it to maintain adhesion performance across a range of temperatures. This enables the same coating to be used on both heated and non-heated print beds without compromising adhesion reliability
3Reliability
If thin polyimide films or masking tapes are used as print bed covers, then adhesion is improved, but the ease of operation deteriorates due to difficulty in avoiding overlapping and air bubbles
Solution Approach 1:
The permanent coating is pre-applied to the print bed surface during manufacturing, eliminating the need for users to manually apply thin films or tapes. This preliminary action ensures a uniform, bubble-free surface without requiring user skill or effort
Solution Approach 2:
The patent eliminates the need for thin disposable cover materials that are difficult to handle. By using a permanent coating applied during manufacturing, the system removes the operational challenges of working with thin, flexible materials
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
The solution ensures reliable adhesion and easy removal of printed objects, reducing the complexity and cost associated with traditional print bed coverings, while maintaining print quality across various materials and temperature conditions.
Implementation Method 1
a permanent print-surface coating secured to a print bed substrate plate... that provides a high degree of adhesion of the applied plastic print material to the coated print bed
Data Source
Figure 1~4
Figure 2~3
AI summary
A coated print bed for a 3D printer having a permanent print-surface coating permanently secured to a print bed substrate plate, having a smooth, planar surface that provides an adhesive interface layer between a first layer of an applied plastic print material and the coated print bed. The coating contains a matrix-forming compound, such as a solvent- or water-based epoxy resin, an adhesive material, and optionally a filler. The user can print a series of print object directly onto the permanent print surface coating of the coated print bed, without having to refresh or refurbish the print surface, such as by applying to the print bed surface a temporary coating such as painter's tape, or a liquid adhesive.