3D Shaping Apparatus Embedding Identification Data

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Solution Overview

Problem

Existing three-dimensional shaping methods do not effectively incorporate production information, such as recycling history, into the three-dimensional shaped articles, making it difficult to identify and manage production data when the articles are recycled.

Innovation Solution

A three-dimensional shaping apparatus coupled with a server that includes a melting portion, ejection portion, shaping stage, moving mechanism, shape data generation portion, and communication portion, which generates and transmits identification information and production data to the server, allowing for the identification of production information from the three-dimensional shaped articles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If production information is not incorporated into three-dimensional shaped articles, then the shaping process is simple, but production information cannot be identified when articles are recycled

Engineering Contradiction:
Improveproduction informationVSAvoidshaping apparatus complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by generating and embedding identification information into the three-dimensional shaped article during the shaping process itself. The shape data generation portion creates second shape data that includes representation of identification information before the actual shaping occurs, ensuring production information is captured at the source rather than requiring post-processing or separate tracking systems.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The shaping apparatus is designed with multi-functionality by integrating the shape data generation portion that can generate both the product shape data and the identification information embedding in a single operation. This allows the same equipment used for manufacturing to also perform the function of information encoding, eliminating the need for separate information management systems.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If identification information is embedded in every three-dimensional shaped article, then production information can be tracked, but the data processing complexity increases

Engineering Contradiction:
Improveproduction information trackingVSAvoiddata processing system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses copying by creating a digital representation (second shape data) that includes the identification information, rather than physically embedding complex tracking devices in each article. The identification information is copied into the shape data structure, which can then be processed and stored efficiently without requiring additional physical components in each shaped article.

Inventive Principle:
Principle #26Copying

3Loss of information

If first shape data is processed to generate second shape data with identification information, then production information is preserved, but processing time increases

Engineering Contradiction:
Improveproduction information retentionVSAvoidshape data processing time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The patent applies merging by combining the product geometry data and identification information into a single integrated data structure (second shape data). Rather than processing and storing separate files for product design and production information, both are merged into one dataset that can be processed together, reducing overall processing time and improving efficiency.

Inventive Principle:
Principle #5Merging (Combining)

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

Enables the identification and management of production information from three-dimensional shaped articles, including recycling history, ensuring accurate tracking and utilization of recycled materials.

Implementation Method 1

a melting portion melting a material to form a shaping material

Methodology Applied
Scientific EffectMelting: Melting

Data Source

PatentUS11390029B2Three-dimensional shaping apparatus, three-dimensional shaping system, and three-dimensional shaped article production method
Publication Date: 2022.07.19 SEIKO EPSON CORP
  • US11390029B2 patent drawing
  • US11390029B2 patent drawing
  • US11390029B2 patent drawing

AI summary

A three-dimensional shaping apparatus coupled to a server includes a melting portion melting a material to form a shaping material, an ejection portion ejecting the shaping material supplied from the melting portion, a shaping stage where the shaping material ejected from the ejection portion is stacked, a moving mechanism changing a relative position of the ejection portion and the shaping stage, a shape data generation portion generating second shape data for representing a shape of a three-dimensional shaped article including a shape representing identification information for identifying the three-dimensional shaped article using first shape data and the identification information for identifying the three-dimensional shaped article, a controller controlling the melting portion and the moving mechanism according to the second shape data, thereby producing the three-dimensional shaped article, and a communication portion transmitting the identification information for identifying the three-dimensional shaped article and production information of the three-dimensional shaped article to the server.