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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
mirror grinding machine design - msg "De Kameel. grinding machine design elementals [Archive] IceInSpace. When I hand ground a mirror once upon a time it wasn't too difficult but that was a 6" mirror I want to make a machine to grind a 20" mirror If I remember rightly I circled the circular bench every 10 mins or so (motion A) and each back and forward stroke took say two seconds (motion B)
Mar 16, 2015· Page 2 of 5 - Making a Mirror grinding & Polishing machine - posted in ATM, Optics and DIY Forum: The machine I made is just driven by a drill press and pulley system. Variable speeds could be nice, but so far this system has worked. The turntable goes about 40 RPM for spin grinding and polishing, which works quite well. I can add a reduction and the table then goes about 6.5 RPM, which .
My Mirror Grinding Machine For a long time Ive wanted to build a machine for grinding telpe mirrors Dennis Rechs MoM designs finally inspired me to just get up and do it Over the years Id been collecting motors gear boxes pulleys etc. Online Service. Mon-Sat Day: 8am to 6pm.
Here is a 25 inch [635cm] mirror being rough ground followed by a beautiful grinding stand from the Delmarva Mirror Making Seminar. Grinding Tools To construct a grinding tool, attach unglazed ceramic tiles, 1 inch [2.5cm] square, to one of these substrates:
Apr 11, 2010· My Zeiss grinding and polishing machine - Duration: 9:40. Riccardo Spada 102,675 views. ... Grinding a 25-Inch F3 Telpe Mirror: Thinning and Flattening the Back - Duration: 10:59.
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.
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. Most of them came from industrial junk yards.
mirror grinding machine design. mirror grinding machine design Mirror Grinding Machine - ATM, Optics and DIY Forum,- mirror grinding machine design,This image shows the 3D model of the overarm assembly I added to my small spin-post grinding machine (I'm building a bigger one now based on the same basic overarm design) In the one shown, the overarm is,..
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 12 shaft size pillow,Mirror grinding machine for sale.
ÝÝÝÝÝÝÝÝÝÝÝ In his Codice Atlantico, Leonardo offers two of sketches of mirror making machines.Ý One machine is designed for grinding concave mirrors of small focal length.Ý The other machine, a much larger piece to implement, grinds mirrors of large focal lengths.Ý Though Leonardo da Vinci creates sketches of mirror grinding, one...
Aug 19, 2019· Gordon Waite is probably one of the better mirror makers using this machine and have incorporated some of his ideas into my plan. I like the fixed-post plan vs others with eccentric drives, because it gets the heavy grinding done in an automated .
Rough grinding. This step is about making one side of the glass concave. It will give your mirror its overall focal ratio. If you make the centre deep, you will end up with a fast telpe (e.g. F/D = 4) well suited for deep sky observations. On the opposite, a shallow mirror (e.g. F/D = 8) will be performing very well on planets and the moon.
Feb 21, 2015· Page 1 of 2 - Mirror grinding machine-runout - posted in ATM, Optics and DIY Forum: I am in the process of making a fixed post mirror grinding machine, big enough for a 20 inch mirror. I have now got the motor, pulleys, two shafts and turntable all together and working. The turntable rotates at around 25 rpm,which I think should be OK. If I put a dial indicator on the top of the table near the ...
The mirror machine came to me as a result of astronomical horse-trading, swapping a large GEM mount and a 8" Newtonian OTA for the machine as it was and a start kit consisting of two 6" blanks and the grit, rouge and pitch to manufacture a mirror. The grinding machine had been built to the design of the mirror-o-matic design of Dennis Rech ...
Mirror-o-Matic mirror making machine - ATM pages . 2018-5-16 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. Send Inquiry
Build A Mirror Grinding Machine. Build a mirror grinding machine.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 12 shaft size pillow block bearings work good for a homemade eq mount thank you john.
Mirror grinding machine construction log I started thinking about building my own mirror grinding machine several years ago. Having been on the ATM list now since almost the beginning of it here on the web, I had lots of of inspiration reading of others projects and viewing their webpages
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 .
Sep 26, 2006· Grinding and polishing your own mirrors is a long, arduous process. Instead of lapping the blank by hand, Laurie Hall built this mirror grinding machine from scratch.
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.
Good grinding technique will produce a spherical shape, therefore the only important property needing measurement is the depth of the concave surface at the center of the mirror. The easiest way to do this is by placing a stiff metallic straight edge across the mirror face center spanning edge to edge.
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.
making a mirror grinding machine making a mirror grinding machine making a mirror grinding machine XSD Sand Washer The efficient sand washing machine of XSD series is a kind of cleaning equipment of international advanced level for sand and slag pellets, developed on the basis of introducing foreign outstanding technology of,
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