Recent content by NC_AC

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    Help with acme threaded rod!

    thanks for the idea! I haven’t quite decided what to do, but I’ll keep this in mind as well. I’m hoping perhaps the 4.5” quill travel will meet most of my needs with the table in one place and maybe I’ll abandon the lift mechanism. I haven’t been able to find anyone locally who can help with the...
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    Help with acme threaded rod!

    Thanks all - appreciate the input. The photo doesn’t show the whole picture, in effort to show the lift mechanism closer - apologies there. In this photo the whole head is sitting about 8 inches down the column and this must have been how the prior owner liked it (picture the top of the column...
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    Help with acme threaded rod!

    For sure - attached is a picture of the pre-restoration drill press and table raising mechanism. You can see the bottom of the current shaft fits into a flange bearing mounted to the drill press base - which goes up to a set of beveled gears and a crank. Then the actual 'arm' portion fits around...
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    Help with acme threaded rod!

    Do you mean extend the bottom of the shaft that fits into the flange bearing component? That would work - although I don't have any equipment or ability to weld. But in theory I'm fine with not having threads for the bottom portion of the shaft, I don't foresee ever needing the drill press table...
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    Help with acme threaded rod!

    Spot on - I had no idea such a thing existed. Like I said, total newb here. Thanks also to @larry_g - I checked the bottom of the old shaft and sure enough, found two starts. To be sure, I traced a thread and it skips a thread as I go around. Kinda hard to see in the attached photos, as each...
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    Help with acme threaded rod!

    I can confirm they're both the same thread size (as far as I can see) - but the angle of approach of the threads is different. You can see the threads don't fit inside each other perfectly, although they do line up. Seems like it's due to the steepness of the threads - not sure what that spec is...
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    Help with acme threaded rod!

    Hey folks! I'm working on a tool restoration and it came with a shop made table lift that revolves (no pun intended) around a length of acme threaded rod. Long story shot, the rod doesn't allow the table to go high enough for my liking, so I'm trying to replace the rod with a longer piece, but...
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