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Oct 03, 2006· Thanks for the video Jim. I had no idea that these machines ran at those speeds. When I built my machine, I didn't have a computer or any books on building grinding machines so I built one that mimics the stroke a person would do. For instance, my turntable rotates at just one RPM and the stroke eccentric turns at 36 RPM.
Mirror Making Machine – Welcome to the Fansler's. I was divorced, poorer than a church mouse and could not afford the material to build a mirror grinding machine.
Sep 26, 2006· The true test of the amateur astronomer is building their own telpe. Grinding and polishing your own mirrors is a long, arduous process. Instead of .
mirror grinding machin - ATM, Optics and DIY Forum, Oct 03, 2006· Thanks for the video Jim I had no idea that these machines ran at those speeds When I built my machine, I didn't have a computer or any books on building grinding machines so I built one that mimics the stroke a person would do For instance, my turntable rotates at just one RPM and the stroke eccentric turns at 36 RPM...
I wonder if anybody ever tried to build a home made cnc (+rotary) grinding / polishing machine for parabolic mirrors. Using computerised machines (arduino or rasperry for example) could reduce the errors and production time. just an idea maybe someone can pick it up :)
My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telpe mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors, gear boxes, pulleys, etc.
Stone tools go back 3.3 million years. Pounding, scraping, knapping, grinding combined with fire, heat, melting leads us today to grinding telpe mirrors from glass. Making a telpe mirror is one of the most satisfying and sublime joys you will experience. It's also arguably the most accurate surface made by man or machine.
Mar 07, 2010· This video shows how to setup a mirror grinding machine for fixed-post grinding, also known as spin grinding or spinning. After setup, you'll see how abrasive and water are applied, and how the ...
MIRROR GRINDING MACHINE. I made my first mirror grinding and polishing machine over thirty years ago. It used the working principle of the machine illustrated at "A" Fig.3, Page 163, "Amateur Telpe Making" Book 1. A bowl which rotated was fitted to the spindle. I also built another machine .
Oct 30, 2007· 'm fine grinding my 12" plate glass mirror blank with the M-O-M by Dennis Rech. It's an automatic mirror making machine that takes the "caveman" work out of mirror grinding.
Building a Mirror-O-Matic mirror making machine . Making a Mirror-O-Matic Mirror Making Machine. M-O-M 20, good for mirrors up to 20 inch diameter: ... On the picture below the machine is fine grinding an 8 inch mirror with an 71% tool (143 mm diameter) and 9 micron aluminium oxyde. The bent lines on the mirror are the effect of the tool ...
Dec 16, 2014· Gordon started with a 2" thick telpe mirror that weighed about 70 pounds. By thinning the blank, he's lightened the mirror by about 20 pounds! This video explains how he ground off the excess ...
May 09, 2013· A sample --and quite simple-- video of Vitastra's mirror making machine. This is a full-custom design first inspired on the polishing machines designed by .
Mar 06, 2006· Making a homemade mirror grinding machine - posted in ATM, Optics and DIY Forum: I want to make a motorized mirror grinder, any good info on this, i have a couple geared motors, low speed high torque. One more question ...will 1 1/2 shaft size pillow block bearings work good for a homemade EQ mount? Thank you, John
Mar 16, 2015· Page 1 of 5 - Making a Mirror grinding & Polishing machine - posted in ATM, Optics and DIY Forum: Hello, I am on the half of the way to make a mirror grinding machine inspired by original M-O-M design. I made the pulley arrangement such a way that, both the turn table & eccentric spins at 50 RPM fixed. I wont go for making mirror bigger that 10.5 (or max 12).
Oct 15, 2012· Page 1 of 2 - Making my own fixed post mirror grinding/polishing machine - posted in ATM, Optics and DIY Forum: Hey guys. Im thinking of making my own fixed post mirror grinding/polishing and curve generating machine. Ive got loads of questions regarding the design so Ill just start firing away Do I need an eccentric moving tool to be able to polish a mirror spherical?
Mirror Grinding MachineMy Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telpe mirrors. Dennis Rech's M-o-M designs finally inspired me to .
If you are making this mirror to practice your skills for a future, large mirror you want to make, a fast, F4 - F5 mirror is probably your best choice. The future, large mirror will also be something like F4.5 so this is a good way to practice parabolising.
Grinding a Mirror "For it is true that astronomy, from a popular standpoint, is handicapped by the inability of the average workman to own an expensive astronomical telpe. It is also true that if an amateur starts out to build a telpe just for fun he will find, before his labors are over, that he has become seriously interested in the ...
Mirror-O-Matic grinding machine. When I decided in 2009 after a ten-year break to get into mirror making again, it quickly became clear to me that I would need to construct machine, as hand grinding big mirrors is not something very beneficial for the hands of a musician.
You can do this without a drill press or turntable but youll need to make sure and always move around the table just as you would while fine grinding. When making a mirror remember RANDOM RANDOM RANDOM. Random is the golden rule that will make this mirror better than any machine can. If you made it this far your doing very good.
Other than these two advantages, the Mirror-o-Matic will do nothing that cannot be done by hand 'walking around the barrel'. Although the final results should be similar, the mechanics of machine grinding and polishing can be very different from handwork. This machine should be used as .
Grinding Machine for Large Telpe Mirrors. I designed and built a grinding machine for mirrors up to 42 inches [1.1m] in diameter. By slipping on and off a couple of belts, the machine can quickly be reconfigured for spinning work or for stroking work. The machine can also work smaller mirrors if the drip pan is moved to the fast shaft on ...
Fixed-post machine grinding is where the mirror is on a turntable rotating around 20 PRM [speeds vary], and a 75% tool is on top. They are already curve-generated. The tool is hanging over the mirror by 1/6 the diameter of the tool, or about 1/8 diameter of the mirror, and is fixed in this position.
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