3D Printing Slice Difficulty Control for Quality and Speed
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Solution Overview
Problem
Existing 3D printing methods struggle to balance printing quality and efficiency due to the varying printing difficulties of two-dimensional slice images, often leading to printing failures or poor quality when using manufacturer-provided or experiential parameters that are not suitable for all slice images.
Innovation Solution
A method and apparatus that calculate a printing difficulty value for each slice image based on cross section information, determining adaptive printing parameters to adjust printing operations dynamically, improving success rates and quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If printing parameters are set strictly to avoid printing failures, then printing quality is improved, but printing time increases
Solution Approach 1:
The patent divides the printing process into segments by calculating printing difficulty values for each individual slice image based on cross-section information. This allows different printing parameters to be assigned to different slice images according to their specific difficulties, rather than using uniform strict parameters for all slices, thereby reducing overall printing time while maintaining quality where needed.
Solution Approach 2:
The patent implements local quality by determining printing parameters individually for each slice image based on its calculated printing difficulty value. Slice images with higher difficulty values receive more conservative parameters, while those with lower difficulty values can use optimized parameters, allowing quality to be maintained locally where needed without unnecessarily slowing down the entire printing process.
2Ease of operation
If printing parameters provided by manufacturer or based on experience are used, then ease of operation is improved, but printing quality deteriorates due to parameter unsuitability for different slice images
Solution Approach 1:
The patent enables the printing system to automatically determine optimal printing parameters for each slice image by calculating printing difficulty values based on cross-section information. This self-service approach eliminates the need for users to manually analyze and adjust parameters for each slice, maintaining ease of operation while significantly improving printing quality through automated, data-driven parameter optimization.
Solution Approach 2:
The patent dynamically changes printing parameters based on calculated printing difficulty values for each slice image. Instead of using fixed manufacturer-provided or experiential parameters, the system automatically adjusts parameters such as exposure time, lifting speed, and other printing conditions according to the specific characteristics of each slice, thereby improving quality without compromising operational simplicity.
Data Source
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AI summary
The present invention provides a method and apparatus for 3D printing, a 3D printer and a computer device. The method comprises: acquiring a slice image set of a three-dimensional model to be printed; determining cross section information of each slice image in the slice image set, and calculating a printing difficulty value of each slice image in the slice image set based on the cross section information; and determining printing parameters of each slice image based on the printing difficulty value, and determining a printing operation based on the printing parameters, so as to print the three-dimensional model based on the printing operation. In embodiments of the present invention, in the printing process, the printing parameters may be adaptively adjusted along with the changes in the printing difficulty values of the slice images, thereby improving the success rate of printing and the printing quality, and increasing the printing efficiency.