build a mirror grinding machine

Mirror grinding machine - DIY Astronomer - Stargazers …

Thanks guys, I'm really looking forward to this machine's completion. There's a dearth of good "glass pushers" out there, and I'd like to join their ranks. James: I've done a couple 6" mirrors and 5" mirrors the hard way, and it's a major pain, literally. Standing, walking around the barrel and pushing add up to major back problems for me.

DIY Belt Grinder Build Questions | The Hobby-Machinist

6. Yes. A ceramic glass platen will remain flat for years in a hobby shop. When grinding tools, a flat platen is critical to controlling your geometry. Of all the mods you can do to a belt sander, I consider a glass platen to be #1. 7. 5-6" is common. 8. For metal grinding, supposedly somewhere near 6K or more is desirable.

Making a homemade mirror grinding machine - ATM, …

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

Stellafane ATM: Materials & Tools

The Tools: Grinding & Polishing. You will need two tools: A hard tool for rough and fine grinding, and a soft tool, or pitch lap, for polishing and figuring. Traditionally, the pitch lap was made on top of the grinding tool. We recommend using plaster …

Mirror-o-Matic mirror making machine - ATM pages of ...

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 …

tut44 Making A Mirror Grinding Tool - Asterism.org

Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, "I can make my own telescope." Most amateur astronomers believe, "I can buy a better telescope than I can build." Neither is actually correct. For many decades now, amateur astronomers have been building their own telescopes.

Cutting a hole in a mounted mirror - Home Improvement ...

Cutting or drilling a hole in a mirror is something that takes either very specialized tools that are not easily available, or an EXTREME amount of luck. If you have a high speed rotary tool, like a Dremel, and a diamond encrusted bit made for grinding glass, you might get lucky. Do NOT breath the dust that comes off of that.

Building a fixed post mirror grinding machine ...

Re: Building a fixed post mirror grinding machine. I I had a nice piece of 3/4" stainless dowel that was begging to be used. So I bought a cheap pillow block to provide the locator for the metal dowel, and then drilled the overarm to fit. These pillow blocks are $8 and come complete with a locking collar - great deal.

Stellafane ATM: Build Mirror Test Equipment

Build Mirror Test Equipment. Building a mirror tester is not hard, and these pages will show you how to construct a mirror tester and test stand with simple hand tools and common hardware store items. Simple, basic "glue & screw" wood fabrication techniques are used. With this tester, you will be able to figure your mirror to high accuracy.

China Super Mirror Polishing /Grinding Machine for ...

Mirror (8K) Polishing Machine Mirror Polishing Machine is used to polish Sheet or Plates of Stainless Steel up to Highly Reflective Mirror Effect. The surface receives a uniform and directionless gloss with a magnificent brilliance. After Grinded in Grinding Section, Sheets will feed into the polishing section.

M-o-M Free Preview - Mirror-o-matic.com

Mirror-o-Matic was designed to be a very low cost astronomical mirror grinding, polishing and figuring machine. Its attributes are: 1. It can be built for somewhere between $200 and $400. 2. It is constructed of hardware store items and it needs no machined parts. 3. It is constructed primarily of 3/4 inch plywood and has few close tolerances. 4.

Mirror Grinding Machine | Hackaday

Mirror Grinding Machine. The true test of the amateur astronomer is building their own telescope. Grinding and polishing your own mirrors is a long, arduous process. Instead of lapping the blank ...

Mirror grinding machine - The Home Shop Machinist ...

Mirror grinding machine 05-14-2004, 07:04 PM. Have any of you ever built one of these? I have a 3hp motor and a 20:1 worm drive that I think could probably be used for such a device. Looking for ideas on what to look out for when building and deffinetly what not to do. Am planning on a steel 2 X 2 frame and as large a turntable as 3 hp could turn.

Mirror Grinding Machine - ATM, Optics and DIY Forum ...

Mirror Grinding Machine - posted in ATM, Optics and DIY Forum: I have some interest in building a grinding machine for possible up to an 18 mirror, but something that will also do a 6 or 8 mirror. I have plans for the Mir O Matic but would like to do something a bit more modern. I have some ideas about using a AC drive and a large aluminum disk for the turntable …

Mirror Grinding Machine

My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope 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.

Build a centerless grinder? - The Home Machinist!

For a small grinder, I'd think nothing narrower than 2" would be acceptable, and wider would be better. Width means proper spark-out ability, which is important to the end result. It also permits plunge grinding when required (not all that uncommon). Centerless grinders are, more or less, high production machines.

Mirror-o-Matic mirror making machine - ATM pages of ...

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 …

Build your own telescope part 1: The mirror – Thomas ...

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 telescope (e.g. F/D = 4) well suited for deep sky observations. On the …

Newport Glass Works, LTD. Grinding, Polishing and …

There are several ways to support the grinding and polishing machine turntable, but first make sure the turntable itself is rigid. It must not bend. If your machine lacks a sturdy turntable, one way to make one is to cast it out of Kerr plaster 4" to 5" thick.

Outstanding mirror grinding machine Offers Local After ...

The mirror grinding machine boast of the latest inventions that redefine your glass processing, making it easy and timesaving. Manufactured using the utmost quality of materials and designs, these mirror grinding machine offer you a long lifespan and enhance your efficiency as they fit perfectly to your daily operations.

How to Build Your Own Futuristic Smart Mirror

Smart mirrors have been around awhile, and the most prominent version comes from Michael Teeuw. The idea is pretty simple; you'll build a frame and box. Inside the box, you'll place one-way glass (often seen on TV in police dramas), a monitor, a Raspberry Pi, and the cables necessary to power your setup.

Large Thin Mirror Making - BBAstroDesigns

Plaster tools over 20" in size are heavy and awkward to handle. Make a grinding tool from finishing plaster, hydraulic cement, casting plaster, or concrete, available at well equipped building supply houses. Cover the face of the mirror …

Astro-Tel - Mirror grinding machine

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 Telescope Making" Book …

China One Head Mirror Polishing /Grinding Machine - …

Non-Standard Machine will be made upon Request. Application: The reflectivity of Super Mirror creates light and space and is easily fabricate, it has reflectivity of Glass Mirror, but unlike Glass Mirror, It will not cause the so-called Light Pollution, That is why it is widely used in Modern Society.

Telescope Mirror Grinding Machine For Sale

My Mirror Grinding Machine For a long time I've wanted to build a machine for grinding telescope 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 ...

SkyBadger - Mirror Grinding Machine

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 …

Fixed post mirror grinder advice - DIY ... - Stargazers Lounge

Basically there are two types of grinding/polishing machine. The 'traditional' type which involves the mirror rotating at a relatively slow speed, a few rpm for a big mirror (16-20 inches) with the tool moving across the mirror, from side to side, at a higher rpm depending on the size of the mirror and/or tool.

Building a fixed post mirror grinding machine - Page 2 ...

Re: Building a fixed post mirror grinding machine. Update summary: Lots of work to get to this point. Things I need to probably change or fix: My gearing of the DC motor. I will need a slow speed for polishing (5 rpm), and faster speeds for hogging out and fine grinding (15- 30 rpm), so likely need to think about adding a gear reduction.

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