具有快拆模型打印平台的上拉式光固化3D打印机及3D打印方法

By installing a transmission mechanism and a hanging screw on the pull-up photopolymer 3D printer, the problem of the model being difficult to disassemble was solved, and the complete and efficient disassembly of the model was achieved.

CN121200416BActive Publication Date: 2026-07-17NANJING TECH UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NANJING TECH UNIV
Filing Date
2025-10-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the process of pull-up photopolymerization 3D printing, the model is not easy to remove from the printing platform, and the removal process is prone to damage or scratches to the model, resulting in low removal efficiency.

Method used

A printing platform with quick-release function is adopted. By installing a transmission mechanism and a hanging screw on the printing platform, the connection strength between the model and the platform is improved by using the screw and the structural column to rotate and move. The structural column is cut off during disassembly to achieve quick disassembly.

Benefits of technology

The model was completely disassembled, avoiding damage to the model, improving disassembly efficiency, and reducing disassembly time.

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Abstract

本申请提出了一种具有快拆功能打印平台的上拉式光固化3D打印机,其打印平台包括本体与模型板,旋拧在本体上的吊挂螺杆向下穿过模型板;模型具有粘结在工作面上的若干结构柱,吊挂螺杆能够向下移动并旋拧在结构柱的内置孔中、且能够向上移动并退出内置孔;料槽内的刮刀从一侧移动到另一侧时,能够将沉积在料槽底部的固体颗粒从工作区推动到非工作区。本申请还公开了采用上拉式光固化3D打印机进行的3D打印方法。本申请利用吊挂螺杆提高结构柱的强度,使模型能够稳定地保持在打印平台上,在完成模型的打印后,吊挂螺杆退出结构柱,将结构柱切断,即可将模型从模型板上拆卸下来,实现了模型的高效拆卸,并保证了模型的完整。
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Citation Information

Patent Citations

  • Pull-up DLP type 3D printer and 3D printing method

    CN119952962A

  • Mask projection stereolithography system for flexible film bottom slurry pool

    WO2022100461A1