Retrofitting The Lee Faceter for a Digital Readout
Retrofitting The Lee Faceter for a Digital Readout. This is the second in a series of articles on how to convert your faceting machine to a digital readout.
1 Minute Read
(Editors Note: This is the second in a series of articles on how to convert your faceting machine to a digital readout. The last installment was general. This and following will give detailed instruction for specific machines.)
The machine is disassembled and a 0.252 hole bored in the angle shaft to accept the potentiometer shaft.
A 6-32 hole is tapped in the angle shaft to lock the potentiometer shaft. A small flat is filed on the pot shaft to insure there will be no rotation and drift of calibration in use. The setscrew is short enough so it does not interfere with the counterweight shaft, resting below the surface of the angle shaft.
A mounting clamp is made to attach the potentiometer to the machine’s frame, and the pot and clamp are assembled onto the shaft, and the 6-32 setscrew locked.
Now the machine can be reassembled.
The small box is mounted on the frame so that it does not interfere with the head when it it raised to 100+ degree positions for stone inspection. The frame is tapped in two places for 6-32 screws.
The DPM was to mount on the standoffs (6-32 threaded couplings) as shown. Unfortunately we…
Tin, Corian, and Ceramic Lap Testing
The Spectra Ultralap
Should I Use Oxide Polish or Diamond for Polishing Gems?
Digital Faceting Machine
Void Reaver Gem Design for a Lab-Created Alexandrite
D20 Gemstone: a Dungeons and Dragons-Inspired Design
Variscite Value, Price, and Jewelry Information
Interview with Justin Prim and Victoria Raynaud: The Dynamic Duo That Built a Multifaceted Business in the World of Gems
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!