tut44 Making A Mirror Grinding Tool
The image below was taken using my first homemade 6” mirror Even though this was my first mirror, its optical quality is two to three times better than the average mirror found in an imported telescope After fine grinding is complete, the mirror must be polished It isMar 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 Making a homemade mirror grinding machine ATM, Optics My Mirror Grinding Machine For a long time I've wanted to build a machine for grinding telescope mirrors Dennis Rech's MoM designs finally inspired me to just get up and do it Over the years, I'd been collecting motors, gear boxes, pulleys, etc Most Mirror Grinding Machine
Homemade grinding polishing machine YouTube
Mar 19, 2010 grinding 10" telescope mirrorAug 19, 2019 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 dealBuilding a fixed post mirror grinding machine Apr 11, 2010 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators Homemade polishing machine,Grinding 10" pyrex
MirroroMatic mirror making machine ATM pages of
MirrorOMatic grinding machine When I decided in 2009 after a tenyear 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 musicianPyramid uses the highperformance 40axis homemade mirror grinding machine which generates high quality mirror sheets with 15 meters per minute The production is fully automated with high quality and high stability NO8 Thicker Plate( Thicker Gauge)Top MetaltechNow that I have several blanks made, it is time to grind and polish one into a telescope mirror and test it out I can use one blank as the mirror and another as the grinding tool, and have a couple in reserve in case something goes horribly wrong during the grinding and polishing operations I'll post an update once a mirror is completedHow I make Telescope Mirror Blanks mdpub
Stellafane ATM:Mirror Making Myths
A 6" or 8" mirror should take about 40 to 80 hours of effort While this is a nontrivial amount of time, the mirror can be completed in a few months, and certainly within a year Most people work one to three hours a day on their mirror about one or two times a week Homemade Mirrors are 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 scratchMirror Grinding Machine HackadayAug 19, 2019 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 dealBuilding a fixed post mirror grinding machine
Building a fixed post mirror grinding machine Page 2
Oct 13, 2019 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 reductionRough 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 (eg F/D = 4) well suited for deep sky observations On the opposite, a Build your own telescope part 1: The mirror – Thomas 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 (1620 inches) with the tool moving across the mirror, from side to side, at a higher Fixed post mirror grinder advice DIY Astronomer
Telescope Making Links Designs and Techniques STAR
Large Thin Mirror Making by Mel Bartels Grinding Machines Mirroromatic Tom Waineo's Desktop Grinding/Polishing Machine Ken Lilja's Grinding Machine Grinding Machine Figuring Figuring a Paraboidal mirror by thermal predistortion Optical TestingNow that I have several blanks made, it is time to grind and polish one into a telescope mirror and test it out I can use one blank as the mirror and another as the grinding tool, and have a couple in reserve in case something goes horribly wrong during the grinding and polishing operations I'll post an update once a mirror is completedHow I make Telescope Mirror Blanks mdpubMuch is also unchanged mirror grinding techniques are very similar to those written up by Porter and Ingalls in the 20´s and 30´s Many amateur astronomers still choose to fabricate their own instruments, for the pride of accomplishment, the gaining of knowledge and the insurance of qualityStellafane ATM Main Page
53 Telescope Mirror Making ideas telescope, telescopes
Jun 8, 2017 Explore Neil Aubrey's board "Telescope Mirror Making" on Pinterest See more ideas about telescope, telescopes, diy telescopeadjustable tool grinder by martin kennedy july 7, 2014 proprietary and confidential size sheet 1 of 21 rev scale 1:3 a file nametool grinder drawings a cover the information contained in this drawing is the sole property of martin kennedy any reproduction, for other than personal use, in part or as a whole without express permission is Adjustable Tool Grinder Home Metal Shop ClubDIY 1 grinding/polishing machine for gemstones 3102015 DIY 1 grinding/polishing machine for gemstones Filip Menning Very durable and strong grinding action 2nd machine is designed polish gemstones in 3 stages grit 400, Homemade Get Price; Home Made Mirror Grinding Polishing Machine Home Made Mirror Grinding Polishing Machine Home Made Grinding Polishing Machine Detailed Plan
How I Make LightWeight Hexagon or Honeycomb Telescope
Rough grinding is complete for the 125 inch honeycombback telescope mirror blank The rough grinding went pretty quickly and painlessly this time I only have maybe 12 hours of actual work in the mirror so far It's hard to believe, but the rough grinding has removed over a pound of glass The mirror now weighs in at only only 8 pounds 15 ounces(3) A homemade telescope mirror can be made with more accuracy and smoothness than the massproduced, commercial mirrors available today Unfortunately, the cost of mirror grinding kits and pyrex blanks has increased significantly in recent years to the point where any savings from making a mirror versus buying one are minimal at bestHomemade Telescope Making Google home made grinding machine, homemade telescope mirror an inexpensive stone mill, or home made grinder any ideas? feb 6, 2012 this is the best that i have found, homemade glass grinding coolant/lubricant: Homemade Grinding Mills Crusher Mills, Cone Crusher, Jaw
How I built an edge grinder for telescope mirror blanks
I borrowed a few ideas from the MirrorOMatic mirror grinding machine, particularly how to mount the turntable on top of the pulley Anyone building machinery for coldworking glass should have a look at the MOM web site and plans There are lots of A good starter size is the 150 mm (6") mirror A 200mm (8") will also work Most ATM books and websites recommend a Pyrex® mirror blank, but in my opinion, annealed plate glass is better for this first, "learn and practice" mirrorIt is cheaper, it is softer and grinds faster, needing less abrasives and with these small sizes, the low expansion glass like Pyrex has no practical (visible at Mirror grinding scope makingDATSCOPE – 30 inch TROK grinding machine Telescope mirror grinding machine Mirror making and optical testing The images below show the completed grinding Telescope Mirror Grinding Machine Crusher Mills, Cone
Mirror grinding machine The Home Shop Machinist
May 14, 2004 Mirror grinding machine 05142004, 06:04 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 turnNov 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 (1620 inches) with the tool moving across the mirror, from side to side, at a higher Fixed post mirror grinder advice DIY Astronomer 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 (eg F/D = 4) well suited for deep sky observations On the opposite, a shallow mirror (eg F/D = 8) will be performing very well on planets and the moonBuild your own telescope part 1: The mirror – Thomas
Fixedpost 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 curvegenerated 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 positionHow to Make Your Own Telescope Mirror: [Fig 1] This is a large piece of glass a woman off Craigslist gave me It was 40"x40" and 075" thick Its what I decided to use to make the mirror Cutting it into smaller sections can be difficult but scoring it with a glass cutter How to Make Your Own Telescope Mirror InstructablesHomemade twin 30 belt sander/grinder you can diy easily 2×72 belt sander grinder machine ce certification Wolfcat workshop explains how to complete this design with items you already have to keep cost at a minimum We printed the sketches to Some of the items he used include a hydromassage pump, spare parts of a 125mm rotating wheel, and a Diy Belt Sander Grinder
USA Parabolicmirrorgrinding machine Google
Parabolicmirrorgrinding machine Applications Claiming Priority (1) Application Number Priority Date Filing Date Title; USA USA (en) : : Parabolicmirrorgrinding machine Publications (1) Publication Number Publication Date The problem with thin mirrors is that they flex more easily during grinding and polishing, making it hard to achieve the required surface precision They also need a more complex mirror cell (additional support points) Plop is a useful software to let you calculate the number of points needed based on the diameter and thickness of the glass:mirror making machines zygomatfr(3) A homemade telescope mirror can be made with more accuracy and smoothness than the massproduced, commercial mirrors available today Unfortunately, the cost of mirror grinding kits and pyrex blanks has increased significantly in recent years to the point where any savings from making a mirror versus buying one are minimal at bestHomemade Telescope Making Google
Homemade Grinding Mills Crusher Mills, Cone Crusher, Jaw
home made grinding machine, homemade telescope mirror an inexpensive stone mill, or home made grinder any ideas? feb 6, 2012 this is the best that i have found, homemade glass grinding coolant/lubricant: Jul 27, 2021 Making a telescope mirror To start, a new mirror blank is “sanded” down to create a precise parabolic curve in a process called grinding To do that, the blank is Explore how telescope mirrors are made Astronomy