I have a hex shaped fixture that is plugged into an adaptor. The fixture is made of 4140 ph. I originally had no coating and became concerned with rusting. The second design had a black oxide coating but is quickly wearing off. Could I get some ideas of the cost difference with maybe a...
Just out of curiosity, because I've seen it done many ways and it seems to be draftsman's preference. How do you call out a press fit hole for a dowel pin when you want to ensure the pin sticks out say a 1/4 inch. We would want the machinist to drill thru but to maybe ream to a certain depth...
Can anyone suggest a good book for machine tool design reference? There seem to be a few on the market, but I would like one good one for reference. Something other than machinist's handbook; that deals specifically with design principles, materials and includes electrical and hydraulic...
Could someone please explain this modifier for me ....like I'm a 3 year old? ;) What exactly is my worst case scenario?http://files.engineering.com/getfile.aspx?folder=8de19356-0033-4e05-a2b5-1269bf0a3e44&file=07041-04.PDF
Hey guys-I am making some revisions to a concentricity gage. The features being checked are a threaded hole to a bore with a tolerance of .005. The bore dia. is .497-.503 and the gage dia. for that same bore is .483-.484. This struck me as very sloppy. I would think you would want the gage...
