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Re: How are piston rings made?
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Posted by Eldon (WA) on January 30, 2004 at 10:33:30 from (209.240.205.61):
In Reply to: How are piston rings made? posted by Curious on January 30, 2004 at 09:34:24:
I know how the thin ones are made. I designed a modified surface grinder to handle one stage of the process. They start out looking like a slinky toy.....then are clamped on an arbor and saw cut (grinding wheel) down the middle which separates them into singles. The machine I designed for Perfect Circle cut the slot with one spindle, then used a piggy back spindle to run a wheel to chamfer the corners.
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