Thorium Reactor Research

Draper tools official website established in 1919 draper tools is a supplier of quality trade professional and diy tools check out the massive range of tools available from one supplier

Nov 01 2011 basically there are two types of grindingpolishing 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 rpm depending on the size of the mirror

Grinding machine for large telescope mirrors i designed and built a grinding machine for mirrors up to 42 inches 11m in diameter by slipping on and off a couple of belts the machine can quickly be reconfigured for spinning work or for stroking work

My mirror grinding machine for a long time ive wanted to build a machine for grinding telescope mirrors dennis rechs mom designs finally inspired me to just get up and do it over the years id been collecting motors gear boxes pulleys etc

Draper design mirror grinder draperdesign mirror grinder biedernotaire be draper design mirror grinder telescope finders and 32 inch mirror on the draper the grinding machine new was a sanitary engineer henry draper 4 65 fm 910 t 910 tub grinder onlinedlwinternship draperdesign mirror grinder crusherasia whatever your requirements you ll find the perfect serviceoriented solution to

Grinding and polishing machines tile grinding and polishing machines used by the writer are somewhat similar in principle to dr drapers machine in fig 25 of his book but are more elaborate i shall describe here the machine used in making the 5foot mirror both because it embodies most of the essential features of agrindingand

Products as a leading global manufacturer of crushing and milling equipment we offer advanced rational solutions for any sizereduction requirements including quarry aggregate grinding production and complete stone crushing plant

Related products sba grinding machine crusher sba roll shop solutions bought this draper mirror grinding machine mining machinery get price plan of grinding machine newest crusher

Draper mirror grinding machine draper design mirror grinder telescope finders and 32 inch mirror on the draper the grinding machine new was a sanitary engineer henry draper 4 65 fm 910 t 910 tub grinder onlinedlwinternship draperdesign mirror grinder crusherasia read more glass grind

Jul 27 2020 kate garraway has shared a glimpse inside her impressive sanctuary as she maintains hope for her critically ill husband derek draper the 53

Draper design mirror grinder riversidevetscoza draper design mirror grinder the design of the mechanical supports for the m flat mirror and provide an overview of we performed the grinding and polishing with a l00 cm tool the draper machine rail which normally would provide stroke for large polishing tools read more service online

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 musician

Draper tools official website established in 1919 draper tools is a supplier of quality trade professional and diy tools check out the massive range of tools available from one supplier

Grinding and polishing machines tile grinding and polishing machines used by the writer are somewhat similar in principle to dr drapers machine in fig 25 of his book but are more elaborate i shall describe here the machine used in making the 5foot mirror both because it embodies most of the essential features of agrindingand

200mm heavy duty bench grinder with worklight 550w heavy duty machine with worklight designed for use in the garage or workshop one coarse and one fine grinding wheel adjustable eye protection shields spark deflectors wheel guards and tool rests

Much is also unchanged mirror grinding techniques are very similar to those written up by porter and ingalls in the 20s and 30s many amateur astronomers still choose to fabricate their own instruments for the pride of accomplishment the gaining of knowledge and the insurance of quality

Jiangsu tianma turkish grinding machine turkish metal tinama independently developed the first coil oil grinding line the first sb machine the first 8k polishing head making machine and the first 8k mirror polishing machine in china which have been proven to be environmentfriendly energysaving efficient and with superior quality has reached the standard of as being certified by the

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 fig3 page 163 amateur telescope making book 1 a bowl which rotated was fitted to the spindle i also built another machine

One large item we have is a mirror grinding machine it is a draper style machine it was built by allan mackintosh you may recognize the name allan was the author of the well known advanced telescope making techniques books still in print today from willmannbell allan was also the observatory engineer for indiana university for about 10

Products as a leading global manufacturer of crushing and milling equipment we offer advanced rational solutions for any sizereduction requirements including quarry aggregate grinding production and complete stone crushing plant

Mar 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 have a couple geared motors low speed high torque one more question will 1 12 shaft size pillow block bearings work good for a homemade eq mount thank you john

Henery draper mirror grinding machine tractor mounted concrete crushing telescope mirror grinding machine price in india things use for mannual grinding machine which chinese mills use magnetite get price mobile conveyour use in crusher high quality

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 fig3 page 163 amateur telescope making book 1 a bowl which rotated was fitted to the spindle i also built another machine