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Manufacturing method of 3D printing intelligent integrated protective mask

A technology of 3D printing and protective masks, applied in 3D object support structures, additive manufacturing, processing and manufacturing, etc., can solve problems such as facial injuries, affect staff work efficiency, and affect work efficiency, and achieve excellent sealing performance

Inactive Publication Date: 2020-06-09
BEIJING UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Hu Jianmei from the First Hospital of Shanxi University of Medical Sciences, in view of the problem that goggles are prone to fogging during comprehensive protection, proposed measures to smear the lens with anti-fogging agent, seal the upper edge of the mask with an indwelling needle film, and wipe the lens with detergent, but this method is too cumbersome and affects work efficiency
Moreover, because the frame of traditional goggles needs to be tightly fitted to the face, it will cause indentations on the face of the medical staff wearing it, and wearing it for a long time will cause facial injuries, which greatly affects the work efficiency of the staff.

Method used

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  • Manufacturing method of 3D printing intelligent integrated protective mask
  • Manufacturing method of 3D printing intelligent integrated protective mask
  • Manufacturing method of 3D printing intelligent integrated protective mask

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0047] 1. Use Solidworks to design the goggle frame and mask structure, and add an array of through-hole structures on the surface of the main structure of the mask. Design the mouth-nose separation baffle and the sandwich structure of the filter element; design the groove for placing the body temperature sensor; use Magics for local optimization of the structure, Boolean operations, overall assembly, and finally obtain a complete protective mask model.

[0048] 2. Use ANSYS to perform finite element simulation on the preliminary design model

[0049] Static mechanics and crash simulation results:

[0050] The deformation of the mask under the pressure of 100N is less than 0.1mm, and the protective mask falls to the ground from a height of 2m, and its structural deformation is less than 2.8×10 -4 mm.

[0051] Thermodynamic Simulation and Fluid Results:

[0052] Simulate the temperature distribution of the human body wearing a protective mask. At room temperature, within 4 h...

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Abstract

The invention discloses a manufacturing method of a 3D printing intelligent integrated protective mask and belongs to the field of 3D printing technology and medical protective tools. The intelligentintegrated protective mask has the lens antifog function and the body temperature real-time monitoring function, enables air circulation in the single direction and separates the mouth from the nose.The manufacturing method comprises the following steps: adopting SolidWorks, Magics and other software for designing and optimizing the model of the protective mask main body, adopting finite elementsimulation to verify whether the combination property of the designed model reaches expectation, sectioning the finally optimized model, introducing the sectioned model in SLS or FDM 3D printing equipment, manufacturing the mask main body according to certain printing parameters, through carrying out a series of aftertreatment on the printed entity and combined assembling with an additional deviceon the printed entity, finally obtaining the intelligent integrated protective mask which is excellent in mechanical property, leakproofness, light and comfortable, has the lens antifog function andthe body temperature real-time monitoring function, enables air circulation in the single direction and separates the mouth from the nose.

Description

technical field [0001] The invention relates to a 3D printing technology and a manufacturing method of an integrated protective mask, which belongs to the field of additive manufacturing and the field of medical protective equipment, in particular, a 3D printed intelligent integrated protective mask is prepared by using FDM or SLS technology . Background technique [0002] At present, the prevention and control of the new coronavirus pneumonia epidemic has entered a critical period, and the people of the whole country are working together to fight the epidemic. Under the epidemic, the vast number of medical staff and front-line workers are fighting against the epidemic day and night without fear of hardships and dangers. The current epidemic is still ongoing, and the daily consumption of medical supplies is huge, especially goggles, masks, protective clothing and other supplies are in short supply. [0003] In addition, although the traditional goggles and masks provide go...

Claims

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Application Information

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IPC IPC(8): B29C64/153B29C64/118B29C64/379B29C64/386B33Y10/00B33Y50/00B29L31/00
CPCB29L2031/4835B33Y10/00B33Y50/00B29C64/118B29C64/153B29C64/379B29C64/386
Inventor 陈继民曾勇杨天浩任远杜曦晨孙立君
Owner BEIJING UNIV OF TECH
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