Method and system for optimizing extrusion volume flow rate of printer

By real-time monitoring and calculating nozzle fluency and printing fluidity index, the extrusion volume flow rate is dynamically optimized, which solves the problem of response lag and insufficient real-time performance of extrusion volume flow rate optimization in the prior art, and improves the reliability and efficiency of 3D printing.

CN119682216AActive Publication Date: 2025-03-25SHENZHEN ELEGOO TECH CO LTD
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Patent Information

Application Number
CN202411751596.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-02
Publication Date
2025-03-25
Estimated Expiration
2044-12-02

AI Technical Summary

Technical Problem

In the existing 3D printing technology, the optimization of extrusion volume flow has problems such as hysteresis and insufficient real-time performance, and it is impossible to effectively deal with changes in material flow characteristics caused by temperature and pressure changes.

Method used

By monitoring the temperature and pressure data of the printer extrusion head in real time, calculating the nozzle fluency index and printing fluidity index, dynamically optimizing the extrusion volume flow.

Benefits of technology

Real-time dynamic optimization of extruded volume flow is achieved, the reliability and efficiency of 3D printing is improved, and the uniform supply of materials and printing quality is ensured.

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Abstract

The invention discloses an extrusion volume flow optimization method and system for a printer, and the method comprises the steps: monitoring the operation state of an extrusion head of the printer in the printing process in real time, and obtaining corresponding monitoring data which at least comprises temperature data and pressure data; according to the monitoring data, a nozzle fluency index used for evaluating the extrusion fluency degree of the extrusion head nozzle is calculated; based on the nozzle fluency index and the monitoring data, calculating a printing fluidity index combining nozzle fluency and extrusion material flow characteristics; and optimizing the current extrusion volume flow according to the printing fluidity index. By means of the 3D printing method and device, the printing fluidity index combining the nozzle fluency and the material flow characteristic can be calculated, then dynamic optimization of the current extrusion volume flow is achieved, and the reliability and efficiency of 3D printing are improved.
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