Diferentes máquinas para satisfacer todas las necesidades
Stone tools go back 3.3 million years. Pounding, scraping, knapping, grinding combined with fire, heat, melting leads us today to grinding telescope mirrors from glass. Making a telescope 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.
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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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How I built an edge grinder for telescope mirror blanks. It was very quick and easy. I have been casting my own telescope mirror blanks for a few years now. ... I borrowed a few ideas from the Mirror-O-Matic mirror grinding machine, particularly how to mount the turntable on top of the pulley. Anyone building machinery for cold-working glass ...
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20" mirror polishing with machine ( ATM Turk ) by atilatinkilic. 0:27. Play next; Play now; Half W parabolizing stroke by powderpark. 3:16. Play next; Play now [Deleted video] ... Telescope Mirror Grinding Demonstration by NG9D. 0:42. Play next; Play now; Rough Grinding a 20" Quartz Telescope Mirror on the Fixed-Post Machine by GordonWaite. 9:53.
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Finally, the precision refractory molds for slumping the 42 inch mirrors in the kiln are proving too thin. Not to despair - I have a plan. See my updated notes and pictures. IC443, the Jellyfish Nebula with my 13' and various filters. My new grinding machine, polishing a 25 inch [635cm] diameter mirror. The extended HorseHead Nebula area (IC434).
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If you print this Thing and display it in public proudly give attribution by printing and displaying this tag. This is a slotted block for the Mirror-o-Matic telescope mirror grinding and polishing machine.by Dennis Rech. You can look at for the information, plans and ...
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Nov 01, 2011 · 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. ... Fixed post mirror grinder ...
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Mar 27, 2018 · Fast Mirror Grinding and Polishing . ... This is a log of one of my ATM mirror making projects. It will allow others to see the long winding road complete with wrong turns, detours, and small successes that all glass pushers encounter. ... If you are cramped on workshop space or on a tight budget, a 3-in-1 combination metalworking machine may ...
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The ATM Stone Grinder is a water cooled, high speed machine for quickly plane grinding samples in a specimen holder. The coarse grit grinding stone turns at 1700 rpm to plane grind a typical batch of samples in less than 30 seconds. Both mounted and unmounted specimens are easy work for this high speed machine.
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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.
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ATM Mirror, Inc. is an industrial supplier of extruded, grinding, machines, machining, metal cutting, precious metals, precision grinding, stainless steel.
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Grinding 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 turning - with respect to the mirror - faster at the central part of the mirror as compared to the edge zones.
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"Painting" the whole tool with epoxy or boat varnish will be just fine. On all the ATM webpage's and books you will see neat, equally sized, equally spaced tiles. The key to successful mirror grinding is randomness in stroke numbers and tool and disc rotation.
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How I built an edge grinder for telescope mirror blanks. It was very quick and easy. I have been casting my own telescope mirror blanks for a few years now. ... I borrowed a few ideas from the Mirror-O-Matic mirror grinding machine, particularly how to mount the turntable on top of the pulley. Anyone building machinery for cold-working glass ...
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Save mirror grinding machine to get e-mail alerts and updates on your eBay Feed. + Items in search results. SPONSORED. TELESCOPE MIRROR GRINDING Machine Design INFO PLANS original 1951 ... 1 product rating - 25 1-1/16" Inch Mirror Finish Carbon Steel Replacement Pinball Machine Pinballs. $26.80. Trending at $27.90 Trending price is based on ...
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Save mirror grinding machine to get e-mail alerts and updates on your eBay Feed. + Items in search results. SPONSORED. TELESCOPE MIRROR GRINDING Machine Design INFO PLANS original 1951 ... 1 product rating - 25 1-1/16" Inch Mirror Finish Carbon Steel Replacement Pinball Machine Pinballs. $26.80. Trending at $27.90 Trending price is based on ...
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"Painting" the whole tool with epoxy or boat varnish will be just fine. On all the ATM webpage's and books you will see neat, equally sized, equally spaced tiles. The key to successful mirror grinding is randomness in stroke numbers and tool and disc rotation.
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Astronomy, telescope making,mirror grinding and testing Large Thin Mirror Making by Mel Bartels Grinding Machines Mirror-o-matic Tom Waineo's Desktop Grinding/Polishing Machine Ken Lilja's Grinding Machine Grinding Machine Figuring Figuring a Paraboidal mirror by thermal predistortion Optical Testing The Basics of Telescope Testing Test Stand
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This is why you don't want to make mirrors to be worked on machines too thin. For 16" to 18" mirrors, 1.62" thick is the thinness I would recommend. There are several ways to support the grinding and polishing machine turntable, but first make sure the turntable itself is rigid. It .
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The ATM Stone Grinder is a water cooled, high speed machine for quickly plane grinding samples in a specimen holder. The coarse grit grinding stone turns at 1700 rpm to plane grind a typical batch of samples in less than 30 seconds. Both mounted and unmounted specimens are easy work for this high speed machine.
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A computer can be a useful tool when machine-figuring a mirror. It may be used more or less extensively : Automatic piloting of the machine : Up to now, all the projects of robotization of a polishing machine have remained extremely confidential among the ATM community.
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Please consult our list of ATM Suppliers for ideas about where to purchase these items. Topics on this page: Mirror Blanks, Grinding & Polishing Tools, Grits & Pitch, Storage Containers, Grinding Stands, and Miscellaneous Items.
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ATM Mirror Grinding Machine Mark II (under construction) Part 2. Well, as I described the mirror blank and tool got stuck. One of the centering bolts sure applied some pressure, resulting in this fine (is fine the correct term here?) damage, which is 45 by 23 mm in size (1.8 by 0.9 inch). Sigh.
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Mirror Grinding and Polishing Machine - by Rainer Jakob - 22 Janury 2012 Having made two 150mm f/8 and one 150mm f/24 mirrors and being busy with figuring another 150mm f/4, I decided to move on and tackle something bigger.
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Astronomy, telescope making,mirror grinding and testing Large Thin Mirror Making by Mel Bartels Grinding Machines Mirror-o-matic Tom Waineo's Desktop Grinding/Polishing Machine Ken Lilja's Grinding Machine Grinding Machine Figuring Figuring a Paraboidal mirror by thermal predistortion Optical Testing The Basics of Telescope Testing Test Stand
OBTENER PRECIO >>Grinding a mirror using an abrasive and a smaller tool over 300 mm mirror ("ATM Korenica 2006", in Korenica, Croatia) Since the Newtonian reflector is the most common telescope built by amateur telescope makers, large sections of the literature on the subject are devoted to fabrication of the primary mirror .
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A computer can be a useful tool when machine-figuring a mirror. It may be used more or less extensively : Automatic piloting of the machine : Up to now, all the projects of robotization of a polishing machine have remained extremely confidential among the ATM community.
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