3D Print Build Plate Layout Using 2D Footprint Packing
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Solution Overview
Problem
Traditional manufacturing methods, including 3D printing, face inefficiencies due to the need for skilled labor to configure manufacturing settings and optimize part orientation, which increases overhead costs and reduces productivity.
Innovation Solution
An automated layout process using a factory server that generates two-dimensional footprints for part instances and applies a two-dimensional packing algorithm to arrange them on a build plate, reducing the need for manual intervention and computational intensity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a 3D packing process is used to place different part instances on the build plate, then the layout optimization is improved, but the computational intensity increases
Solution Approach 1:
The patent transforms the 3D packing problem into a 2D packing problem by projecting part instances onto the build plate plane. This dimensionality reduction maintains the essential layout optimization functionality while significantly decreasing computational complexity, as 2D packing algorithms are less intensive than 3D packing algorithms.
2Ease of manufacture
If manual manipulation of part instances is used to create the layout, then the process is simple to implement, but the time consumption increases
Solution Approach 1:
The system enables automated layout generation where the factory server automatically performs footprint generation and packing algorithm execution without requiring manual operator intervention. This self-service approach eliminates time-consuming manual manipulation while keeping the implementation straightforward through automated software processes.
Solution Approach 2:
The patent replaces the mechanical manual manipulation process with an automated computational system. The factory server uses software-based footprint generation and packing algorithms to automatically arrange part instances, substituting human physical manipulation with automated digital processing that is both faster and equally simple to implement.
3Manufacturing precision
If skilled labor is used to configure manufacturing settings and optimize part orientation, then the manufacturing precision is improved, but the labor costs increase
Solution Approach 1:
The factory server automatically configures manufacturing settings and optimizes part orientation through automated footprint generation and packing algorithms. This self-service capability eliminates the need for skilled labor intervention in these tasks while maintaining high precision through algorithmic optimization, thereby reducing labor overhead costs.
Solution Approach 2:
The patent replaces skilled human labor with automated computational systems that perform manufacturing settings configuration and part orientation optimization. The automated processes use algorithms to achieve precision comparable to or exceeding manual expertise while eliminating the associated labor costs and overhead.
Data Source
AI summary
A factory server receives part requests from customer devices and controls one or more manufacturing tools, such as 3D printers, to fabricate the requested parts. The factory server implements several features to streamline the process of fabricating parts using the manufacturing tools. For instance, the factory server can facilitate the design of a part by extracting features from the part request and identifying model files having those features. The factory server can also select an orientation in which to fabricate the part and determine print settings to use when fabricating the part. In addition, the factory server can implement a process to fabricate a three-dimensional part with a two-dimensional image applied to one or more of its external surfaces. Furthermore, the factory server can also generate a layout of multiple part instances on a build plate of a 3D printer so that multiple part instances can be fabricated at once.