Smooth Ball Bearing Hinge with Airsoft Bearings

thingiverse

Swing open a new door of opportunity with the new Easily Build ball bearing hinge. Using airsoft bb's a ball bearings, this will bring smooth mechanical action to any door. Materials: 15 Airsoft BB's WD-40 Instructions: Line up the holes in the hinges Insert 5 BB's into the top, middle, and bottom hinge cavity (turning the hinge to make room) A little WD-40 help work in the hinge. Print Settings Rafts: No Supports: No Infill: 30 Notes: Printed on a heated glass bed with ABS glue Support material is optional: when my printer is tuned support material is not required, when it is a little loose, it does require support material. You know your printer best Overview and Background Mechanical Tolerances When no tolerances where compensated for the parts the assembly doesn't fit together, but with a little wiggle room 6.3mm diameter rather than a tight 6mm the hinge rolls on by. Lesson Plan and Activity Mechanical Tolerances and 3D Printing Optimization This assembly shows how ball bearings can interlock an assembly of parts Materials Needed 15 Airsoft BB's WD-40 Skills Learned Mechanical Tolerances Printing Optimization