Autonomous 3D Printing Cell Routing With Mobile Auxiliary Stations

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Solution Overview

Problem

Additive manufacturing production systems are time-consuming and require substantial operator interaction due to the need for sequential layering of materials in building 3D objects, which affects efficiency and accuracy.

Innovation Solution

An automated additive manufacturing production system with a controller that selects and assigns robots to perform processing routines at various stations based on operation data and digital models of the environment, enabling autonomous operation and reducing operator intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated additive manufacturing production systems are implemented, then productivity and efficiency are improved, but device complexity increases due to the need for controllers, robots, and coordinated processing stations

Engineering Contradiction:
Improveproduction efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system divides the additive manufacturing process into multiple independent processing stations (printing station, cleaning station, post-processing station) that can operate autonomously. Each station is managed by dedicated controllers, allowing parallel processing and improving overall productivity while distributing system complexity across modular components rather than a single monolithic system

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A central controller acts as an intermediary that coordinates between multiple robots and processing stations. The controller receives operation data from various stations, makes intelligent routing decisions, and assigns tasks to appropriate robots, thereby managing system complexity through centralized intelligence while enabling automated high-productivity operations

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If operator interaction is reduced for autonomous operation, then ease of operation is improved, but reliability may worsen due to the complexity of automated control systems

Engineering Contradiction:
Improveoperator intervention requirementVSAvoidproduction accuracy
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system implements comprehensive feedback mechanisms where controllers continuously monitor operation data from processing stations and robots. The central controller receives real-time status information, compares it against digital models and process parameters, and makes dynamic adjustments to maintain production accuracy. This automated feedback loop ensures reliability while minimizing operator intervention

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system uses digital models that replicate the physical production environment and process parameters. These digital twins allow the controller to simulate and verify production sequences before execution, ensuring accuracy and reliability while reducing the need for manual operator verification and intervention

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12061475B2Automated additive manufacturing production systems and methods
Publication Date: 2024.08.13 FORD GLOBAL TECH LLC
  • US12061475B2 patent drawing
  • US12061475B2 patent drawing
  • US12061475B2 patent drawing

AI summary

An AAMP system includes a plurality of AAMP system stations disposed in an environment and configured to perform one or more AAMP processing routines, and a plurality of robots configured to autonomously travel within the environment, where one or more robots from among the plurality of robots include an auxiliary AAMP processing station configured to perform one or more auxiliary AAMP processing routines. The AAMP system includes a controller configured to select an AAMP system station from among the plurality of AAMP system stations to perform the one or more AAMP processing routines based on AAMP system operation data and select a robot from among the plurality of robots to initiate the one or more AAMP processing routines at the selected AAMP system station based on a digital model of the environment and robot operation data, where the robot operation data includes an auxiliary processing state.