Awesome how about some pix? Kind Regards,
Timothy J. Ziegler Ziegler WoodWork & Specialty Ziegler Laser Worx LLC 14171 160th Ave. Foreston MN 56330 320-294-5798 shop 320-630-2243 cell On Fri, Sep 27, 2024 at 10:58 AM cdkr...@gmail.com <cdkra...@gmail.com> wrote: > First cutting test. A 2" square red oak stick, bottom cleaning bit, 90T > feed, 180T/22T duplex, 88T index (i.e. 8:1) = one pass square to cylinder. > Depth of cut is about 3/8" inch and each work piece rotation cleans 1/2" > inch with no difficulty at a "normal" crank speed. Rather clean cuts, > little ridges on cylinder typical of this bit. Methinks a bowl bottom bit > would do better because it has rounded outer edge cut. Change out after > lunch. Lots of dust = worth setting up dust collection. So far so good. > DanK > > > On Friday, September 27, 2024 at 10:04:16 AM UTC-4 Curt George wrote: > >> Thanks Dan. >> >> "Full speed ahead"! >> >> Cant wait to see how it all works out of you. ;-) >> >> C.A.G. >> >> On Friday, September 27, 2024 at 09:46:13 AM EDT, cdkr...@gmail.com < >> cdkr...@gmail.com> wrote: >> >> >> I have power feed on three of my other machines and seldom use it. It's >> good for "production" but I tinker. The chart was designed to be as >> universal as I could think to make it, so a new one is not forthcoming. >> But I did spend some time with it to see what can be done. I might put a >> feature in it that allows one to select from "inventory" for feed screw >> pitch, drive, duplex, and index gear counts. Wanting to stay universal as >> possible, not too restrictive, but I have trouble remembering what I have! >> So today's rainy day project will be to test drive a few setups. Three of >> my machines use drawbars holding R8 collets and the collets don't just jump >> loose, so they need some encouragement with whack. I'll be making whack >> today. Nothing fancy. >> >> DanK >> >> On Friday, September 27, 2024 at 9:02:14 AM UTC-4 Curt George wrote: >> >> Best of LUCK Dan. >> >> I for one, ONLY cut in one direction, even when the screw is true, I >> don't trust it, to Not have back-lash. >> >> I think your next step will be to make or get a motor drive for your >> machine. (hand cranking stinks! Once you have a motor drive, you can NEVER >> go back.) ;-) >> >> C.A.G. >> >> On Thursday, September 26, 2024 at 11:39:21 PM EDT, Tim Ziegler < >> timjz...@gmail.com> wrote: >> >> >> Sounds good Sir. >> >> Kind Regards, >> >> Timothy J. Ziegler >> Ziegler WoodWork & Specialty >> Ziegler Laser Worx LLC >> 14171 160th Ave. >> Foreston MN 56330 >> >> 320-294-5798 shop >> 320-630-2243 cell >> >> >> On Thu, Sep 26, 2024 at 8:48 PM cdkr...@gmail.com <cdkr...@gmail.com> >> wrote: >> >> No motor. None planned. At 100 rpm it took several minutes to traverse >> the length, so yes, tedium may be in the future. If it's cutting well, then >> a single pass may just do the trick vs several passes at different depths. >> Not really hogging though, either. With little to no backlash, cutting on >> the return stroke may be feasible. We'll see. It's an experiment... >> DanK >> >> On Thursday, September 26, 2024 at 6:29:59 PM UTC-4 Curt George wrote: >> >> So Dan, that means everything is full speed ahead with this project. >> As you said. You said that you know the trick to work around the >> Back-lash so you do not have >> any real problems with this set-up so far. I AM Happy for you! ;-) >> ONE Quick note? You do have a motor to run this? a 1/16 TPI would be a >> bear to move by hand, if your moving form one side of your machine to the >> other. (That's a lot of Screwing around to to make it work.) ;-p >> >> With all kidding aside. I cant wait to see how well your >> planning/shearing cuts will be, on those test spindles. >> >> More latter. >> >> C.A.G. >> >> On Thursday, September 26, 2024 at 03:51:25 PM EDT, cdkr...@gmail.com < >> cdkr...@gmail.com> wrote: >> >> >> OKAY! The very very dry lawn is mowed before the rain sets in this >> weekend and the fine thread feed screw and split nut are installed and >> tested for backlash and slippage under force. I do not know at this time >> where the 1/4 turn backlash is coming from, but that is only 1/64" out of >> whack. (More whack has been ordered.) With the 4 TPI feed screw, I could >> detect that the acme threads in the split nut are bottoming out before the >> taper hits, so the 1/4 turn backlash there is 1/16", not near precise >> enough for box joints or dovetails. Now, any good machinist knows how to >> deal with backlash, and that's sort of doable here. But there has to be a >> standard against which position is measured and the stock tape measure >> alignment >> is still a "by eye" = "by guess and by golly" when tight tolerance is >> involved. I did expect the 60° threads to be tighter. Wait, I didn't check >> if the feed screw bearing holders were flexing. So now I can push the >> limits a bit further. >> I tried but I could not get the split nut to jump threads when I applied >> great force against the feed screw, so I'm confident it's okay, at least >> while new. Remains to be tested under vibration load. >> [image: Capture.PNG] >> The yellow tape is applied to an angle iron secured to the rail so it can >> be "zeroed out" for convenience of tracking moves. The photo bomb rod is a >> lever that plunges the router, easing the effort to compress the springs. >> The end is cut at an angle that makes it deceptive. >> DanK >> On Wednesday, September 25, 2024 at 7:13:12 AM UTC-4 Tim Ziegler wrote: >> >> Sounds like you have it Dan. Great work and suggestions to all. >> >> Kind Regards, >> >> Timothy J. Ziegler >> Ziegler WoodWork & Specialty >> Ziegler Laser Worx LLC >> 14171 160th Ave. >> Foreston MN 56330 >> >> 320-294-5798 shop >> 320-630-2243 cell >> >> On Tue, Sep 24, 2024 at 5:53 PM cdkr...@gmail.com <cdkr...@gmail.com> >> wrote: >> >> I had one nut that would fit, and I cut a slot in it (as you suggest) so >> I could hold the rod in my lathe to bore and thread the holes that hold the >> extensions on. Didn't think to run it down the rod like a die. But the >> file worked out really well and combined with the very fine abrasive brush >> did a very nice clean up job. Then I ran the threaded delrin nut down and >> back after thoroughly lubing with silicone. >> DanK >> >> On Tuesday, September 24, 2024 at 6:17:18 PM UTC-4 Curt George wrote: >> >> Hey Dan >> >> It might be a day late and a dollar short. >> But since you do not own a die for 3/4 -16. you could use a nut. >> make a cut in one side of the nut. then use that as a die. You will be >> surprised >> on how well it will work to clean up the threads. (and if you wanted to >> go slightly deeper >> you could use vice grips plyers to hold and press on the edges to make >> the fit even tighter.) >> You might also want to take some steel wool or a scotch-bright pad over >> the screw to remove any >> burrs. before you assemble the leadscrew. >> >> Best of luck. >> I cant wait to hear how this turns out for you. >> >> C.A.G. >> >> On Tuesday, September 24, 2024 at 04:43:48 PM EDT, cdkr...@gmail.com < >> cdkr...@gmail.com> wrote: >> >> >> Cleaned up the new feed screw and ran a small extra fine triangular file >> the entire length. Look at the shavings! At 100 rpm that took almost 6 >> minutes! Fingers got really tired. Then I ran the abrasive brush over the >> length while spinning, another tedious task. Drilled and tapped the delrin >> block. Need to machine the block and split it to fit and lock in place. >> Then on to calculate some ratios for test cuts. >> [image: Capture1.PNG] [image: Capture2.PNG] >> DanK >> On Monday, September 23, 2024 at 10:10:06 PM UTC-4 Tim Ziegler wrote: >> >> Look forward to what you come up with Dan >> >> Kind Regards, >> >> Timothy J. Ziegler >> Ziegler WoodWork & Specialty >> Ziegler Laser Worx LLC >> 14171 160th Ave. >> Foreston MN 56330 >> >> 320-294-5798 shop >> 320-630-2243 cell >> >> On Mon, Sep 23, 2024 at 8:28 PM cdkr...@gmail.com <cdkr...@gmail.com> >> wrote: >> >> I do have the tap but not the die for 3/4-16. I'm not sure how the tap >> will help the rod though. ;) I can do the brass nut if needed. Methinks >> what the delrin lacks in depth may be made up by quantity. I'm more >> concerned about the 60° thread flexing the rod under pressure without a >> backup block. We'll see-- a bit of poke and hope. >> DanK >> >> On Monday, September 23, 2024 at 9:15:46 PM UTC-4 Tim Ziegler wrote: >> >> Sounds some good advice for sure. >> >> Kind Regards, >> >> Timothy J. Ziegler >> Ziegler WoodWork & Specialty >> Ziegler Laser Worx LLC >> 14171 160th Ave. >> Foreston MN 56330 >> >> 320-294-5798 shop >> 320-630-2243 cell >> >> On Mon, Sep 23, 2024 at 7:53 PM Okla Mike (Liltwisted) < >> legac...@iglide.net> wrote: >> >> Looking good for some really tight pitches. As for delrin, I say no. >> Threads are to shallow to give it anything to pull against. I would get a >> brass nut and split it for the job Then on the screw, I would run a tap >> down it and then polish it with a wire brush wheel. >> >> Good Luck >> >> Mike OK >> On 9/23/2024 4:02 PM, cdkr...@gmail.com wrote: >> >> Ordered a 3/4-16 x 36" UNF all thread to alternate with the 4 TPI stock >> feed screw when needed. The original screw is 37 1/4" long, so I turned >> some plugs and threaded them into the ends of the 3/4" screw. They swap out >> very quickly and the larger diameter doesn't present any problems. Yet. >> Now making the split nut. This will make for some nice options: a pitch >> suitable for feeding heavy cuts like "rounding" the blank, quite a range of >> wooden threads, more accurate positioning for box joints and dovetails. >> These are 60° tapered threads so any backlash can be eliminated by more >> pressure on the split nut. I am concerned that the zinc plating has >> accentuated any thread milling roughness, so I may run a file over it while >> spinning on my lathe. >> [image: IMG_20240923_153359588.jpg] >> >> DanK >> -- >> You received this message because you are subscribed to the Google Groups >> "Legacy Ornamental Mills" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to legacy-ornamental...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/legacy-ornamental-mills/117f89dd-1c98-45ca-a496-100e0fc57c13n%40googlegroups.com >> <https://groups.google.com/d/msgid/legacy-ornamental-mills/117f89dd-1c98-45ca-a496-100e0fc57c13n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Legacy Ornamental Mills" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to 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