Community Face Mask Frame

grabcad

Simple DIY mask with flexible filter media options. Three sizes available; small, medium and large. Use string, elastic cord, rubber bands, or other options to secure to head. anchors around the frame are very handy to wrap string around for a snug fit. Mask frame will conform under tension, or can be heated and formed to the face. ****Ultimate goal is a low cost, fast printing, simple face mask with flexible filter material options that could be reused or discarded.****"Make everything as simple as possible, but not simpler." Einstein Videos:Community Face Mask Frame Overview : https://youtu.be/p5XY0dPUb0AHow to attach filter material: https://youtu.be/ZKg6S_APZagForming Community Face Mask with a 3D Printer: https://youtu.be/wVRS_5bWIiwHow to Cut Filter Material : https://youtu.be/s5m0jBjp0owThis is a very fast print at 14 minutes for the large sizes. Two larges, three mediums or three smalls can fit on a standard 200mm X 200mm build plate.ABS and PLA are both acceptable materials to print with. Note: This mask is not as effective as a N95 HEPA, MERV 16, etc. but this is better than nothing. How to form the mask frame to the face (PLA)Option 1 (3D printer bed)1) Heat 3d printer bed to 65-75C2) Place mask frame on bed3) Wait 10-20 seconds or until frame is mold-able4) Press mask frame against face. Allow frame to cool Option 2 (hot water)1) Boil water2) Place mask frame in water3) Wait 10-20 seconds or until frame is mold-able4) Remove frame with tongs. Water is very hot, do not use hands5) Press mask frame against face. Allow frame to cool Option 3 (Heat gun or blow dryer)1) Set Heat gun to low or Blow dryer to high2) Heat mask frame until it is mold-able. (5-15 seconds?) Move heat source around the whole time. 3) Press mask frame against face. Allow frame to cool Check out this link for more information about Best Materials for Making DIY Masks https://smartairfilters.com/en/blog/best-materials-make-diy-face-mask-virus/?fbclid=IwAR28ZtZP3utwGHE1hmqXdoeqxgHMpWmtT5lhNYXB1I33hURVa_j-pnDd7joCDC Guidelines for Homemade maskhttps://www.cdc.gov/coronavirus/2019-ncov/hcp/ppe-strategy/face-masks.html Videos:How to form Diy Face Mask to Face : https://youtu.be/wVRS_5bWIiw Please provide feedback and pictureThe Solidworks files are open for modifications. All I ask is to reference this design :-) Update:* 3/22/2020 FACE MASK REV2 uploaded 1) Now is three sizes ( Small Medium and Large) 2) Thinner Frame compared to REV1. Frames now contour better to user's face 3) Larger holes to accommodate elastic cord. 4) Solidworks Models are more parametric. Should Allow for better derivatives from community. * 3/22/2020 FACE MASK Filter template REV2 uploaded. All Three cutting pattern are in one tool* 3/23/2020 Mask in the news https://tribune.com.pk/story/2181993/1-pakistani-volunteers-3d-print-ventilators-join-war-covid-19/* 3/25/2020 Tech Port Video https://www.youtube.com/watch?v=eLVmrvRpNIk*3/26/2020 Per Request DXF & STEP files for Rev2 masks uploaded4/6/2020 Naval Air Systems Command released a Technical Data Package. https://www.navair.navy.mil/am4/9/2020 U.S. Department of Health and Human Services tested and approved this design. https://3dprint.nih.gov/discover/3dpx-0135124/13/2020 Medium male/female forming tool added (STL,Step&Solidworks)