limingjlmofen@sina.com
High-tech Zone,Zhengzhou, Henan, China
2015-8-13 · The Design . I began by measuring the sizes of what I already had, a 1/3 hp 1750 rpm electric motor and a 25:1 geared speed reducer. Then I took a rough cut at the MoM-20 H-frame and placed the motor and gear box on it.
2015-8-14 · 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,
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
2022-1-13 · In September 1858, shortly after his return from Europe, Draper began the construction of a mirror grinding machine of Lord Rosse’s design. Advances in Abrasive Technology XVI The superhard diamond grinding wheel with large-grit size plays an important role in precision mirror grinding machining .
2015-9-30 · Theories on designing a robotic mirror grinder. - posted in ATM, Optics and DIY Forum: So I have been thinking and doing some preliminary design work on a robotic telescope grinding machine with the intent to grind a 12 inch parabolic primary mirror for a telescope I intend to build. I have been trying to understand the mechanics behind grinding a telescope mirror
2022-2-6 · 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.
2001-4-12 · 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
2018-5-16 · I slightly modified Dennis' design in particular concerning the choice of motors and motor control. You can find those modifications documented in the gallery section of this page. I would also like to draw your attention to the M-o
2006-3-6 · 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
2007-2-13 · 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"
2021-12-7 · The machine was used for making numerous mirrors over the next four decades and extensively modified over that period. It embodies the "sub-diameter tool" design approach to making large telescope mirrors whereby the grinding tool is drawn across the mirror blank by programmable rotating arms.
2022-1-23 · Mirror (8K) Polishing /Grinding Machine Functions: Mirror (8K) Polishing/Grinding Machine is mainly used for the Mirror/8K polishing on Stainless Steel Sheets/Coil Surface. Driven by the Oscillation Structure, High Speed -Rotating Grinding Wheels Polish the Sheet/Coil Surface Repeatedly until it reaches a mirror-like effect or 8K Quality.
2015-4-5 · 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.
China Stainless Steel 8k Mirror Polishing Grinding Machine (no. 8), Find details about China Polishing Machine, Grinding Machine from Stainless Steel 8k Mirror Polishing Grinding Machine (no. 8) - Jiangsu Tianma Universal Equipments Co., Ltd.
2006-9-27 · Courtesy of Hack A Day, here’s a pointer to all sorts of telescope making stuff, including a nifty mirror grinding machine.I’ve got a dual spindle Elgin style machine in my garage that I must admit to my embarrassment, that I’ve never actually used.
2020-2-23 · Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 MB Contact Dennis. The Machines: Documentation: Information for ATMs Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 MB Contact Dennis ...
Telescope Formulas and Design Comparator. This page has formulas for many telescope and mirror parameters. It will calculate parameters for two different telescope designs and compare the results for you. It provides data to help in
Design of ultra-precision CNC grinding machine and its application in machining large aspheric mirrors April 2015 Journal of Harbin Institute of Technology (New Series) 22(2):61-66
Longitudinal by advanced table hydraulic design, feed range from 0.3m/min to 25m/min, it provides easy operation and vibration-free reversing motion and controlled by the proximity sensor built-in design for safety. Cross and Longitudinal(618H) Cross feed driven by ball screw (618H). Longitudinal driven by hydraulic (618H). Base & slide ways
1997-11-15 · A three-axis CNC grinding machine tool for the ultra-precision mirror surface grinding of advanced materials such as ceramics and other hard and brittle materials has been designed. The grinding machine is composed of the air spindle, a high-damping resin concrete bed, and a three-axis CNC controller with high resolution AC servo motors.
2016-5-12 · Leonardo-Mirror-Grinding-Machine. Gus Ti. May 12th, 2016. Leonardo-Mirror-Grinding-Machine. Show more... Download files Like. Share. ... The Computer-Aided Design ("CAD") files and all associated content posted to this website are created, uploaded, managed and owned by third party users. Each CAD and any associated text, image or data is in no ...
2019-5-18 · Grinding force has a direct influence on grinding wheel wear, grinding temperature, the surface quality of the work piece and the design of machine tool component. Also, the cutting force is proportional to the specific energy in grinding and this influences the performance and surface integrity of the work piece.
2011-11-1 · 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.
2022-1-17 · The I.A.U. named asteroid 17823 Bartels discovered 1998 by J.M.Roe in recognition for my contributions to amateur astronomy. Making is the Key to Knowing. A telescope mirror is arguably the most accurate surface made by
