Tagged 3D Print Material Spool for Automatic Parameter Adjustment

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Solution Overview

Problem

Current three-dimensional printers lack an efficient method for automatically detecting and acquiring the characteristics of build materials, which is essential for proper operation and fabrication of objects.

Innovation Solution

A data tag is integrated with the build material supply, such as a spool or cartridge, to store information about the material, allowing the three-dimensional printer to read and determine how to use the material during the fabrication process, including operational parameters like extruder temperature and feed rate.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If manual configuration of printer settings is required for different build materials, then the printer can operate with any material, but the ease of operation deteriorates and user complexity increases

Engineering Contradiction:
Improvematerial compatibilityVSAvoidmanual configuration requirement
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The build material container automatically provides material characteristics to the printer controller through embedded identification, eliminating the need for manual user configuration. The system serves itself by automatically detecting and applying appropriate printing parameters based on the material type.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses feedback from material identification (via RFID tags, barcodes, or other identification mechanisms) to automatically adjust printer settings. The controller receives material characteristics information and uses this feedback to configure extruder temperature, feed rate, and other parameters automatically.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If automatic material detection is implemented, then ease of operation improves, but device complexity increases due to additional sensors and identification systems

Engineering Contradiction:
Improveautomatic material detectionVSAvoididentification system components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The printer controller performs multiple functions: it controls the extrusion process, reads material identification data (RFID, barcode, or other mechanisms), and automatically configures printing parameters. This multi-functionality reduces the need for separate dedicated components for each function.

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

Solution Approach 2:

The build material container serves as an intermediary that carries material characteristics information directly to the printer. The identification system (RFID tags, barcodes, or other mechanisms) embedded in the container provides a simple interface for communication between the material and the printer controller.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If build material characteristics are not automatically acquired, then device complexity remains low, but manufacturing precision deteriorates due to incorrect or unoptimized printing parameters

Engineering Contradiction:
Improvematerial detection systemVSAvoidprinting parameter accuracy
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The system performs preliminary action by pre-embedding material characteristics information in the build material container before use. This advance preparation ensures that accurate material data is immediately available to the printer controller when the material is loaded, eliminating the need for complex real-time detection systems while ensuring precise printing parameters.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11780143B2Tagged build material for three-dimensional printing
Publication Date: 2023.10.10 STRATASYS INC
  • US11780143B2 patent drawing
  • US11780143B2 patent drawing
  • US11780143B2 patent drawing

AI summary

A supply of build material such as a spool or cartridge is instrumented with a data tag that includes information about the build material. A three-dimensional printer, or a tag reader in communication therewith (directly or indirectly), can read the information from the tag for a determination as to how to use the build material during fabrication of a three-dimensional object.