A method for forming a complex structure artware based on 3D printing

By using a 3D printing method based on phase change support bath and gas path isomorphic microchannel network, the problems of draping support and surface trimming damage of complex structures in arts and crafts products have been solved, enabling continuous molding of complex structures and high-quality surfaces, and simplifying the process.

CN122401600APending Publication Date: 2026-07-17RUIJIN HENGTAI CRAFT GIFT CO LTD
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Patent Information

Application Number
CN202610554710.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The manufacturing of complex structures in existing arts and crafts products faces challenges such as difficulty in suspension and support, damage during surface finishing, the need for separate processes for surface decoration, difficulties in degreasing and venting thick-walled and enclosed cavities, and insufficient compatibility of the blank surface.

Method used

A 3D printing method combining phase change support bath with gas path isomorphic microchannel network is adopted. By printing the blank of the craftsmanship in the phase change support bath, the gas path isomorphic microchannel network is constructed simultaneously during the printing stage. Combined with three-stage bath removal and interface fixation steps, a homogeneous surface transformation layer is formed.

Benefits of technology

It enables continuous molding of complex structures, reduces the risk of cracking, blistering and local deformation, improves surface quality consistency and process chain efficiency, and reduces organic precipitation defects.

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Abstract

本发明公开了一种基于3D打印的复杂结构工艺美术品成型方法,涉及增材制造技术领域。本发明建立工艺美术品三维模型及气路同构微通道网络模型,然后配制含有明胶微粒、高温釉前驱颗粒的相变支撑浴,并在相变支撑浴中采用结构墨水和牺牲通道墨水完成复杂结构坯体打印。打印完成后,通过低剪切热松弛、定量排液旋转沉积和短时均化冲淋三个去浴阶段,使高温釉前驱颗粒在坯体表面形成表层前驱沉积层,再经过界面固着、清洗、干燥、牺牲通道释放以及后续脱脂、烧成或者烧结处理,获得具有同源表层转化层的复杂结构工艺美术品。
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