home made grinding polishing machine detailed plan

home made grinding polishing machine detailed plan; home made grinding polishing machine detailed plan. With the main arm attached to the grinder we want to mock up the parts with the belt to determine arm lengths second arm pivot point and wheel locations Cut your 3 feet of square tubing in half If its all attached to the grinder you may need ...

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. Most …

How to Make Your Own Telescope Mirror - Instructables

After your finished with fine grinding the mirror you will need to make yet another tool. This tool is called a pitch lap. It is made the same way as the penny tool you made to do the fine grinding except instead of pennies you will use "Pitch". [Fig 6] Here is a photo that …

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

Another surprising advantage is that hand made optics (if guidelines are followed) tend to have a higher surface quality than the mirrors polished by industrial machines. Building a reflector telescope can be decomposed in 2 steps: make the mirror and build the tube/mount.

Wooden Telescope Part 1: the Mirror : 14 Steps (with ...

CNC machining is already the standard way of grinding and polishing telescope mirrors at an industrial level. This method usually produces consistent and good results. Some amateurs actually use grinding machines to cut most of the grinding and polishing …

Mirror grinding - Telescope making

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" mirror.It 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 ...

How I make Telescope Mirror Blanks - mdpub

Here is a stack of my home-made 8 and 10 inch mirror blanks. The second from the bottom is the one above. I can use the thinner blank below it as the grinding tool. UPDATE I have started rough grinding one of my home-made 10in glass blanks. Here is an action shot of me, pushin' glass. I am aiming for an f/5 mirror.

Stellafane Home-Made Telescope Gallery: John Vogt

I was able to locate a 21" blank and set about building a grinding machine. After being instructed on grinding, polishing and lap making I was able to get the mirror almost finished when disaster struck and I broke a large chunk out of the glass while trying to set it upright on the grinding table.

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.

tut44 Making A Mirror Grinding Tool - Home of Amateur ...

After fine grinding is complete, the mirror must be polished. It is during polishing that you "figure" the mirror by using a different polishing stroke to change the mirror's spherical polished shape into a parabolic polished shape . See a related tutorial nearby titled, " Making A Mirror Polishing …

Telescope Making Links - Designs and Techniques | STAR ...

The Kutter Schiefspiegler. Yolo Telescopes. Grinding Glass. An ATM's Grinding Barrel Top. Grinding Your Telescope Mirror. Polishing Your Telescope Mirror. Glass Notes. Grit and Microgrit Grading Conversion Chart at READE. Making a tile on plaster tool.

Home Made Mirror Grinding Polishing Machine Detailed Plan

Home Made Mirror Grinding Polishing Machine Home made mirror grinding polishing machine detailed plan mikes world with links to all his various homebuilt projects and helpful howtos here is a photo of the back of the above new mirror blank i really took a different path on this blank the mold was cnc milled instead of pieced together as in my .

Homemade Telescope Making - Google Search

(3) A homemade telescope mirror can be made with more accuracy and smoothness than the mass-produced, 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 best.

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