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  1. When you figure in the down time that the...

    When you figure in the down time that the upgrades affect (getting everything else to play nice together) the cost is way more than the actual dollar amount. To me, recouping that lost time is way...
  2. Replies
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    260,428

    Custom crankshafts in...

    Custom crankshafts in process.271634271635271636YouTube
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    1,517

    7" Samchully S-170F2 package (included...

    7" Samchully S-170F2 package (included installation and manual tail stock) on a new DNM5700 (that was 4th axis ready) in 2018 was $14,750.00 from Ellison. Tech was here for machine installation...
  4. Thread: Led shop lights

    by RJT
    Replies
    36
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    2,789

    We pt new LED in the entire building last year...

    We pt new LED in the entire building last year and are very happy with it,plus I'm saving $200.00 per month on my electric bill. Too many variables to just make a recommendation. My suggestion...
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    1,517

    We have 2 Doosan 5700 with Samchully 4th axis....

    We have 2 Doosan 5700 with Samchully 4th axis. Works great. Yeah, the 4th axis ready spec is misleading, but I also vote for buy it from Ellison as a package.
    Progressive Tool @ MFG. INC....
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    1,382

    We get a lot of D-2 vacuum heat treated. I would...

    We get a lot of D-2 vacuum heat treated. I would leave .005 per side if I were doing them. Rough machine (leave .04 per side) and stress relieve , finish machine (leave .005 per side) , heat treat...
  7. No, Y axis live tool lathe, did all the milling...

    No, Y axis live tool lathe, did all the milling there too.

    Sent from my moto z3 using Tapatalk
  8. Next operation. YouTube...

    Next operation.

    YouTube



    270676
  9. Lots of nasty interrupted cuts with grooving...

    Lots of nasty interrupted cuts with grooving tool.

    Sent from my moto z3 using Tapatalk
  10. Making crankshafts. Dual centers on each end so...

    Making crankshafts. Dual centers on each end so we can turn and grind each journal between centers. Then wire Edm off each end. Finished grinding after heat treat. Finished part on right side of...
  11. Replies
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    984

    Kind of the same idea as a cold saw. Every other...

    Kind of the same idea as a cold saw. Every other tooth is slightly V shaped and slightly longer than the square tooth to spread out the stress thereby reducing the force needed to cut. I've done...
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    No help, but if it were me, i would remove the...

    No help, but if it were me, i would remove the software update and see if that solves the problem. Doesn't say much for DMG support (unless this is an ancient machine)? I haven't heard too many good...
  13. Thread: Aluminum Grinding

    by RJT
    Replies
    13
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    1,765

    Norton 32A46H grey wheel, lots of coolant and a...

    Norton 32A46H grey wheel, lots of coolant and a sharp diamond to dress the wheel and an aggressive dress (several passes at .002" and a quick motion). Don't take light passes for a finish dress. I...
  14. We do as post #3 except we have someone other...

    We do as post #3 except we have someone other than the person who makes the parts do the inspection. Too much chance of a transposed number from the person that made the initial measurement being...
  15. Thread: CMM Fixturing

    by RJT
    Replies
    3
    Views
    1,003

    We make conventional fixturing for CMM and vision...

    We make conventional fixturing for CMM and vision systems. We find most of the time customers don't want to spend the money on custom fixturing. They think they can get something custom made for the...
  16. Replies
    8
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    717

    I use Harvey Tool for specials, things are easy...

    I use Harvey Tool for specials, things are easy to find on the website with lots of pictures and dimensions and pricing. Same with Mari tool and YG1.
  17. Plenty of Mitutoyo indicators to choose from with...

    Plenty of Mitutoyo indicators to choose from with lug backs.
    Special Dial Indicators Series 2
  18. Replies
    1
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    609

    Indicator extension Hommelwerke 3-35.991

    I have one of these that came on a gage a customer gave me as a sample. They have no idea where it came from and I am having very little success hunting it down. It looks like it may be obsolete? ...
  19. Replies
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    1,928

    We have a mini mil that has been great for the...

    We have a mini mil that has been great for the right kind of work. We have other more rigid VMCs as well. We use a spindle speeder and it is again OK for the right application. We use it for .005 -...
  20. Nothing that has gone across borders, but i have...

    Nothing that has gone across borders, but i have had success getting things resolved by sending a registered letter to the owner / manger that clearly states the facts and your intentions in a non...
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    488

    Milling 95A polyurethane

    Is this hard enough to mill without too many problems? I have milled plenty of Delrin, nylon, UHMW, but never had too much luck with polyurethane. But I don't recall what durometer I have tried in...
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    I did this a couple years ago. Check with your...

    I did this a couple years ago. Check with your power company, they may have rebate programs and will usually do a free energy survey and make recommendations. They ended up paying for 50% of my...
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    7
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    1,077

    Metric roll pins vs English roll pins

    Usually an English roll pin is a few thousandths larger than nominal , but compresses fairly easily to get a press fit into a nominal size hole. I bought 3 mm roll pins from 2 different vendors and...
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    3,136

    OT Stuff apprentices do

    I asked a new apprentice to get me a 10-32 screw to check a thread with. He came back with a 5/16 screw. I told him that wasn't right, but he insisted it was, he had just reduced the fraction 10/32...
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    3,619

    I just broke my window and used the search...

    I just broke my window and used the search function to see what others had done.
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