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some comments: I thought it might prove interesting to amateur telpe makers the following log in grinding a 20" mirror. Because I used a Hindle type grinding machine, the hours spent are longer than if done by hand, also, remedies undertaken to fix the mirror were selected with the machine in mind.
Title: A Hindle Type Grinding Machine (with Plates III, IV) Authors: Wates, Cyril G. Publication: Journal of the Royal Astronomical Society of Canada, Vol. 35, p.33
Sep 14, 2007· Grinding Machine Type - posted in ATM, Optics and DIY Forum: Hy guys,Id like to realize a grinding/polishing machine with the following specifications:- max blank diameter: 400mm (16" circa)- min blank diameter: 125mm (5" circa)- capable of grinding convex and concave surfaces (lenses, mirrors, Mak correctors)Considering ease of fabrication (but I have a lathe and a milling machine), grinding ...
Alibaba offers 18,214 types of grinding machine products. About 5% of these are Grinding Machines, 11% are Grinding Equipment, and 0% are Oil Pressers. A wide variety of types of grinding machine options are available to you, such as product type.
Jun 06, 2010· I started this thread to record my building progress of a new mirror grinding and polishing machine. This machine will be capable of handling mirror sizes up to 22". ... Another possible layout, the stroke arm pin can be fixed or sliding, so that both a Hindle type of action as well as MOM type of action can be selected. Similar in concept to ...
I designed and built a grinding machine for mirrors up to 42 inches [1.1m] in diameter. By slipping on and off a couple of belts, the machine can quickly be reconfigured for spinning work or for stroking work. The machine can also work smaller mirrors if the drip pan is moved to the fast shaft on the side of the machine.
Oct 19, 2012· The grinding machine is a type of tool that is utilized for grinding work pieces. It basically use an abrasive wheel as the cutting tool. The rough surface of the abrasive wheel shreds off small portions of the work piece as required. It is also known as a grinder.
Apr 11, 2006· How do I make a hindle type telpe mirror grinding machine? Follow . 5 answers 5. Report Abuse. Are you sure you want to delete this answer? ... You can only upload files of type PNG, JPG, or JPEG. You can only upload files of type 3GP, 3GPP, MP4, MOV, AVI, MPG, MPEG, or RM. ... can I use the tool that is left after grinding a telpe ...
G-type Grinding Machine | AXISCO Grinding Machines Manufacturer The G-type grinding machine is a CNC 2 spindle rough and fine grinder, which features high efficiency and easy operation. Contact us for more grinding...
Aug 14, 2011· Is a telpe a time machine? 8 following . 21 answers 21. ... You can only upload files of type PNG, JPG, or JPEG. You can only upload files of type 3GP, 3GPP, MP4, MOV, AVI, MPG, MPEG, or RM. ... How do I make a hindle type telpe mirror grinding machine? Is a telpe considered a simple machine?
Get the best deals on Metalworking Grinding Machines when you shop the largest online selection at eBay. Free shipping on many items | Browse your favorite brands ... Go to previous slide - Shop by Machine Type. Surface Grinder. Belt Grinder. Tool & Cutter Grinder. Tool Post Grinder. Jig Grinder. Centerless Grinder. Pedestal Grinder. Knife ...
Draper/Hindle-type machines : This is the mother of all machines. Its principle seems to have been elaborated by Huygens, about 1738, and improved by Lord Rosse, and more recently by Henry Draper, an American astronomer. Here are the different parts which compose this machine ( see drawing A) :
A grinding machine, often shortened to grinder, is one of power tools or machine tools used for grinding, it is a type of machining using an abrasive wheel as the cutting tool. Each grain of abrasive on the wheel's surface cuts a small chip from the workpiece via shear deformation.
Building a Waineo type grinding machine. One of the projects that has been on my "someday" list was a rebuild of a lens/mirror grinding machine. I built a Hindle type machine about 12 .
Tool and Cutter Grinder The universal tool and cutter grinder (Figure L-25) is a type of cylindrical grinder. However, this machine can also perform some limitedsurface grinding. On these machines, the grinding head can be rotated around the vertical axis, and the workhead can be rotated and tilted in a variety of directions.
Mirror grinding machine [Archive] – The Home Shop Machinist . 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.
Jun 17, 2009· Page 1 of 3 - Types of grinding/polishing machines - posted in ATM, Optics and DIY Forum: Types of grinding/polishing machinesI would like this thread to help educate me and other newbies about the types of grinding/polishing machines. The types: Porter. Hindle. Elgin. Draper. Let’s get more names, guys, and details about what makes one type different from the others.
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☛【SWING TYPE GRINDING】 - The machine adopts a swing type grinding design, which is safer to operate and can achieve a more even grinding effect, it is also more handy for user to pour out the powder after the grinding process is finished.
It used the working principle of the machine illustrated at "A" Fig.3, Page 163, "Amateur Telpe Making" Book 1. A bowl which rotated was fitted to the spindle. I also built another machine of the same type. Also a Hindle type machine for a southern firm to grind and polish 12.5" mirrors. Later I sold them my two machines.
for fine grinding or for polishing (or for both of them). ... The alligator is mostly used on Hindle-type machines but it may be adapted to other types of machines (see photo below). • Top holder : It will consist of a plate or a star-shaped structure holding side blocking pads. It may be in contact with the back of the disk placed under.
Study of Machine Tools – Grinding Machines Page 1 4. GRINDING MACHINE 4.1 Introduction ... In the horizontal type of the machine, grinding is performed by the abrasives on the periphery of the wheel. Though the area of contact between the wheel and the work is small, the speed is uniform over the grinding surface and ...
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