一种多打印喷头自动切换方法、多色3D打印系统和计算机存储介质

By employing a single tool head and multiple printheads in a multi-color 3D printing system, combined with visual calibration technology, automatic switching of multi-color printheads is achieved, solving the problems of high cost and low efficiency in existing technologies, and improving printing efficiency and accuracy.

CN121224136BActive Publication Date: 2026-07-17SHENZHEN ORBBEC CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENZHEN ORBBEC CO LTD
Filing Date
2025-09-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing multicolor 3D printing systems suffer from high costs and low printing efficiency when achieving multicolor printing. In particular, the cost of using multi-tool head solutions is high, and dual-printer head solutions involve complex processes when switching colors, requiring repeated cutting, filament extraction, and filament feeding.

Method used

The design employs a single tool head and multiple printheads. It calibrates by acquiring the coordinate offset of the printheads and uses visual calibration combined with offset calibration during the printing process to achieve automatic switching of multi-color printheads, reducing reliance on multi-color boxes and simplifying the switching process.

Benefits of technology

It effectively reduces the cost of multi-color 3D printing systems, improves printing efficiency and accuracy, simplifies the printhead switching process, and improves print quality.

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Abstract

本申请提供了一种多打印喷头自动切换方法、多色3D打印系统和计算机存储介质。多打印喷头自动切换方法应用于多色3D打印系统,方法包括:获取所有喷头的停靠坐标和物料颜色信息;响应打印指令,通过工具头夹持起始喷头至标定位置获取其参考坐标,随后移动至热床上方并加热喷嘴至熔化温度完成该颜色打印任务,结束后停止加热并将喷头归位;对于后续第i个颜色任务,通过工具头夹持对应第i喷头至同一标定位置获取其待校准坐标,利用其与参考坐标计算偏移量并校准该喷头坐标,最后控制校准后的喷头移动至热床继续执行打印任务。本申请提供的方法可使多色3D打印系统成本降低的同时,实现更高的打印效率。
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