3D Printing Support Region Segmentation for Customization

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Solution Overview

Problem

Existing three-dimensional printing methods face challenges in customizing support structures, as they can be unnecessarily placed or difficult to modify, leading to inefficiencies in the manufacturing process.

Innovation Solution

A manufacturing method that determines a support region, receives division information to subdivide it, and allows for modification of molding conditions or deletion of subdivided regions, generating support data for a three-dimensional molding device to customize the support structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If automatic support structure placement is used, then convenience is improved, but the support structure may be placed in unnecessary places and cannot be easily customized

Engineering Contradiction:
ImproveconvenienceVSAvoidcustomization capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The support region is divided into multiple divided regions based on division information. Each divided region can be independently processed, allowing users to selectively modify or delete specific regions while maintaining automatic placement benefits for other areas. This segmentation enables customized support structures without sacrificing overall convenience.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different divided regions can have different molding conditions applied to them. The system allows local customization of support structure properties (such as material type, thickness, or position) in specific divided regions while maintaining default automatic placement settings for other regions, achieving both convenience and adaptability.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If automatic support structure placement is used, then convenience is improved, but it is difficult to change conditions for specific regions

Engineering Contradiction:
ImproveconvenienceVSAvoidmodifiability
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

By segmenting the support region into multiple divided regions, the system enables users to modify conditions for specific regions independently. Each divided region can have its molding conditions changed without affecting other regions, making the support structure easy to customize while maintaining automatic placement convenience.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If support region is divided into multiple regions, then customization capability is improved, but processing complexity increases

Engineering Contradiction:
Improvecustomization capabilityVSAvoidprocessing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support region is divided into multiple divided regions that can be processed independently. This segmentation allows the system to handle customization by processing each region separately, which simplifies the overall processing complexity compared to handling the entire support region as a single complex unit.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system processes only the divided regions that require modification rather than the entire support region. This partial action approach reduces processing complexity by focusing computational resources only on the necessary regions, making customization more efficient.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20240399665A1Manufacturing method of three-dimensional molded object
Publication Date: 2024.12.05 SEIKO EPSON CORP
  • US20240399665A1 patent drawing
  • US20240399665A1 patent drawing
  • US20240399665A1 patent drawing

AI summary

There is provided a manufacturing method of a three-dimensional molded object that molds a molded object and a support structure on a molding surface. This manufacturing method includes a first step of determining a support region in which the support structure is molded; a second step of receiving division information for dividing the support region determined in the first step into a plurality of regions; a third step of receiving modification information that instructs a modification of a molding condition or a deletion of a divided region for at least one of the plurality of divided regions that are divided in accordance with the division information received in the second step; a fourth step of generating support data for molding the support structure by a three-dimensional molding device in accordance with the support region determined in the first step and the modification information received in the third step; and a fifth step of molding the support structure by controlling the three-dimensional molding device in accordance with the support data.