Multi-User Virtual Print Tray Management for 3D Fabrication

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Solution Overview

Problem

Current technologies do not provide a collaborative environment for multi-user interaction and management of three-dimensional (3D) printers, limiting efficient use and collaboration in fabrication processes.

Innovation Solution

An interactive platform that supports multi-user access to virtual print trays, allowing users to position, modify, and manage computerized models within a shared workspace, with identity-based control and interaction dependent on user identity, enabling secure and efficient management of fabrication resources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a shared virtual workspace is provided for multi-user access to fabrication resources, then collaboration and efficiency are improved, but control and security over individual user data and operations become more difficult to manage

Engineering Contradiction:
Improvecollaboration efficiencyVSAvoiddata security
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system segments the shared workspace into user-specific virtual print trays, where each user has isolated control over their submitted models while still accessing the common fabrication resources. This segmentation allows collaborative resource sharing while maintaining individual data security and operational control.

Inventive Principle:
Principle #1Segmentation

2Productivity

If multiple users can interact with multiple objects in virtual print trays simultaneously, then resource utilization increases, but system complexity and difficulty of managing user interactions increases

Engineering Contradiction:
Improveresource utilizationVSAvoidsystem management complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system introduces a management facility as an intermediary between multiple users and the fabrication resources. This intermediary coordinates user submissions, manages virtual print trays, handles queue allocation, and controls access to fabrication resources, thereby enabling high resource utilization while keeping the system manageable through centralized coordination.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automatic positioning of computerized models is implemented in virtual print trays, then processing time and efficiency are improved, but flexibility in user control over model placement is reduced

Engineering Contradiction:
Improveprocessing efficiencyVSAvoiduser control flexibility
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system implements dynamic positioning where computerized models can be automatically positioned by the management facility to optimize fabrication efficiency, while simultaneously allowing users to manually adjust model positions within the virtual print tray if desired. This dynamic approach provides both automated efficiency and user-controlled flexibility.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10696038B2Multi-user access to fabrication resources
Publication Date: 2020.06.30 STRATASYS INC
  • US10696038B2 patent drawing
  • US10696038B2 patent drawing
  • US10696038B2 patent drawing

AI summary

An interactive platform supports multi-user participation in a shared virtual workspace to prepare and schedule virtual print trays for printing on a three-dimensional (3D) printer or other fabrication resource. Computerized models may be automatically positioned within the print tray, manually positioned within the print tray, or some combination of these. After objects are placed in the virtual workspace users may be given identity-based control of the print tray including, e.g., identity-specific capabilities for viewing, modifying or removing objects within the print tray. This permits improved control over aspects of interest to particular users including, e.g., security, object orientation, priority, fabrication speed, fabrication cost, and so forth within a shared fabrication environment.