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Type: Posts; User: RJT

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  1. Replies
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    555

    I've been using Doosan for 10+ years and have had...

    I've been using Doosan for 10+ years and have had very few complaints. I do a lot of preventive maintenance (fluids and filters changed on schedule) and keep them clean. Haas is not a bad machine (we...
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    250

    Minimal brain dysfunction? Medical Definition of...

    Minimal brain dysfunction?
    Medical Definition of minimal brain dysfunction
    : attention deficit disorder —abbreviation MBD.
  3. Replies
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    250

    Private Mortgage Insurance

    Private Mortgage Insurance
  4. start a new post in the CNC section.

    start a new post in the CNC section.
  5. I've heard it being used to time two or more...

    I've heard it being used to time two or more features in a round part, like a bolt circle, to a key way or set screw or even a gear tooth.
  6. Replies
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    1,844

    Last year I sold my 35 year old model 816 Wells...

    Last year I sold my 35 year old model 816 Wells saw that I bought new. Still cut great, but time to replace it. Bought another Wellsaw 1018 that will probably last another 30+ years.
    Progressive...
  7. 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...
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    260,666

    Custom crankshafts in...

    Custom crankshafts in process.271634271635271636YouTube
  9. Replies
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    1,548

    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...
  10. Thread: Led shop lights

    by RJT
    Replies
    36
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    2,855

    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...
  11. Replies
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    1,548

    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....
  12. Replies
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    1,422

    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...
  13. 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
  14. Next operation. YouTube...

    Next operation.

    YouTube



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

    Lots of nasty interrupted cuts with grooving tool.

    Sent from my moto z3 using Tapatalk
  16. 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...
  17. Replies
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    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...
  19. Thread: Aluminum Grinding

    by RJT
    Replies
    13
    Views
    1,803

    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...
  20. 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...
  21. Thread: CMM Fixturing

    by RJT
    Replies
    3
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    1,017

    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...
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    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.
  23. Plenty of Mitutoyo indicators to choose from with...

    Plenty of Mitutoyo indicators to choose from with lug backs.
    Special Dial Indicators Series 2
  24. Replies
    1
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    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? ...
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    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 -...
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