3D printer with positioning auxiliary device

By designing positioning auxiliary devices in a 3D printer, the initial positioning and fixing of the model is achieved using the cooperation of gears, racks and springs, and cleaning and collecting waste through driven components and collection components, the problems of model fixing and scrap cleaning in existing 3D printers are solved, improving the working stability and efficiency of the printer.

CN119704652APending Publication Date: 2025-03-28NANJING WEEDO 3D TECH CO
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Patent Information

Application Number
CN202311260806.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2023-09-27
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

The existing 3D printers cannot fix the initial modeling model during operation, resulting in mold dumping, model damage, and wear and scrap accumulation on the printing disk, affecting subsequent printing work.

Method used

A 3D printer with positioning assistance device is designed, and the initial positioning and fixing of the model on the printing disk is achieved by setting up control components and using the cooperation of gears, racks and springs. At the same time, driven components and collection components are set up to realize the cleaning and collection of waste materials.

Benefits of technology

It effectively prevents mold dumping and model damage, avoids wear and scrap accumulation of printing disks, and ensures the normal progress of subsequent printing work.

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Abstract

The invention discloses a 3D printer with a positioning auxiliary device, the 3D printer comprises a chassis and a support, the 3D printer with the positioning auxiliary device is provided with a control assembly, when a preliminarily printed model needs to be preliminarily positioned and fixed, a motor is started, and an output shaft of the motor drives a gear to rotate; a first rack and a second rack meshed with the gear move under the action of a first spring and a second spring correspondingly, a first clamping plate and a second clamping plate fixed to the surfaces of the first rack and the second rack correspondingly move synchronously, a model on the printing disc is preliminarily positioned and fixed after moving, the model abuts against a pressing rod, and the model is pressed against the pressing rod; the pressing rod moves under the action of the third spring to press the balance rod, the balance rod is hinged to the supporting block, the other end of the balance rod tilts up to push the transverse rod to move in the transverse block under the supporting of the fourth spring, the clamping rod is clamped into the clamping block to be fixed, the gear cannot rotate, and the situation that the model is deformed due to excessive clamping is avoided.
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