Air Bearing: Difference between revisions
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2 Cylinders go in and out so easily that they spin. | 2 Cylinders go in and out so easily that they spin. | ||
Produced with a 1 micron accuracy lathe/grinder. | Produced with a 1 micron accuracy lathe/grinder, which was self-built by a skilled technician with off-the-shelf parts such as super-precise marble blocks at $40 from E-bay combined with a precision motion spindle. | ||
<html><iframe width="560" height="315" src="https://www.youtube.com/embed/sFrVdoOhu1Q" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe></html> | <html><iframe width="560" height="315" src="https://www.youtube.com/embed/sFrVdoOhu1Q" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe></html> | ||
at 6:01 shows internal grinder disks waterjet cut from abrasive disks. Epoxy-mounted on shaft. | |||
=Howto= | =Howto= | ||
*External grinder wheel makes for high precision. | *External grinder wheel makes for high precision. | ||
*For inner bore, use a small driven grinder wheel - [https://www.youtube.com/watch?v=o4z4il-7M88] | *For inner bore, use a small driven grinder wheel - [https://www.youtube.com/watch?v=o4z4il-7M88] | ||
*[https://www.youtube.com/watch?v=K_N_h_mKf-4 A design for AIrf Bearings by Applied Science that use machined graphite, and 3d printed enclosures] - can also be hand machined | |||
Latest revision as of 23:05, 1 July 2024
Precision of machining down to 1 micron with a DIY lathe - [1]. This takes DIY to the next level.
2 Cylinders go in and out so easily that they spin.
Produced with a 1 micron accuracy lathe/grinder, which was self-built by a skilled technician with off-the-shelf parts such as super-precise marble blocks at $40 from E-bay combined with a precision motion spindle.
at 6:01 shows internal grinder disks waterjet cut from abrasive disks. Epoxy-mounted on shaft.
Howto
- External grinder wheel makes for high precision.
- For inner bore, use a small driven grinder wheel - [2]
- A design for AIrf Bearings by Applied Science that use machined graphite, and 3d printed enclosures - can also be hand machined