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Type: Posts; User: cnctoolcat

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  1. Replies
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    The axis ballscrew thrust bearings could be out...

    The axis ballscrew thrust bearings could be out of adjustment, worn out, or improperly installed.

    This is what could be happening:

    In one direction, the cutting forces make the thrust bearing...
  2. There are industrial epoxies made just for...

    There are industrial epoxies made just for anchoring machine mounting plates to concrete.

    The company I worked for in the 90's used it, and it worked well. Like said, if the plates ever needed to...
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    Spend a little time valuing your business in your...

    Spend a little time valuing your business in your mind, at a nice number you would be happy with.

    Then double it. Or triple it.

    Have Mr. Machine Shop Buyer over, throw out a synopsis of your...
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    For reference, Tschorn also makes a 3D tester,...

    For reference, Tschorn also makes a 3D tester, from Germany and very well made.
  5. For the prior-generation T/M-Plus controls, the...

    For the prior-generation T/M-Plus controls, the spindle accel/decel was machine parameter SP33. (Prior to that, the T/M32 control was SP19). You have to do the "1131" hidden menu trick to access the...
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    I'm in the "change the material to stainless"...

    I'm in the "change the material to stainless" camp.

    If weight is an issue, then titanium it is.

    Spend your time optimizing your machining processes on these new materials, rather than messing...
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    6,119

    In Tennessee, (similar to the rural regions of...

    In Tennessee, (similar to the rural regions of Virginia where I'm at), the job you're describing at that size company might pay $25-35 per hour, with plenty of benefits.

    The auto plants and...
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    Hopefully, the company would offer an unlimited...

    Hopefully, the company would offer an unlimited license to the users before closing up shop!
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    Yes, you can fit an 8" chuck on the SQT10M, but...

    Yes, you can fit an 8" chuck on the SQT10M, but you will need an A2-5 adapter plate, as that's what the machine has for spindle nose.

    The larger chuck should ~barely~ clear the tool eye!

    ToolCat
  10. Replies
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    1,423

    There was a guy here on PM a while back selling a...

    There was a guy here on PM a while back selling a full T32 control rack with all the cards for ~$600. Would be worth the gamble...as that's a cheap parts-bill on an older Mazak.

    Yes, when they...
  11. The main thing to remember about the Brother is...

    The main thing to remember about the Brother is you will be using different machining strategies than the older Fadal. Light, fast, cuts...driven by a good CAM system. High-speed roughing, chip...
  12. Replies
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    More pics of the newest QT28, and how she fits in...

    More pics of the newest QT28, and how she fits in the shop:



    https://uploads.tapatalk-cdn.com/20211123/109dd429afe32b0df190bc8acada710f.jpg

    The quick-change 12” chuck (they have the...
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    CNCToolCat's Cat-House

    The next day we used the big Cat forklift to unload yet another Mazak QT28N lathe for the Cathouse. This machine is 28N number 4, adding to our arsenal of quality older Mazaks.

    I found this one...
  14. If an established machine shop has the right...

    If an established machine shop has the right people already in place, then the shop should pretty much run itself. Buying a shop like this could be a possibility for a sharp, driven guy like...
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    98,955

    We're gonna screw some 3/4" plywood along the...

    We're gonna screw some 3/4" plywood along the wall where the chip hopper is. That way we just kinda use the plywood as a track to shove against as we push the hopper into place under the...
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    CNCToolCat's Cat-House

    On Monday with the big Cat, we moved the two gear hobs and finished-parts pallet rack two feet down the main wall where they set. Yes, the meager two feet was needed…lol
    ...
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    CNCToolCat's Cat-House

    https://uploads.tapatalk-cdn.com/20211113/6bc0865e22e39573d69a0afdd1e318c6.jpg

    Unloading a brand-spanking new (all they had) 15.5k-pound capacity Caterpillar cushion-tire forklift, with 96” forks...
  18. “Let’s go China.”

    “Let’s go China.”
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    A quick search of the forum here will reveal...

    A quick search of the forum here will reveal plenty about Brother VMC's and their capabilities.

    In short, people like the Brothers...they really like them.

    ToolCat
  20. Sounds like a failing power supply to me. The...

    Sounds like a failing power supply to me. The control panel is ran using DC current, so a failing DC power supply can cause what you're seeing.

    The monitor runs on 100V AC, but it won't power up...
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    OT: Anybody heard from CaptDave?

    Dave's last post was 2019...anybody keep up with him?

    ToolCat
  22. Being OCD about shit that doesn't matter. ...

    Being OCD about shit that doesn't matter.

    Like the precision of EMT conduit runs down a wall...

    ...or the color of the chip conveyor versus the machine...to as simple as safety mats being...
  23. China has been buying more metallurgical and...

    China has been buying more metallurgical and steam coal from the United States, since their spat with Australia.

    US coal is more expensive at the Chinese port than Aussie coal, but when they need...
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    For the T/M-Plus, spindle accel/decel parameter...

    For the T/M-Plus, spindle accel/decel parameter in the control is SP33. Make it a big number, like 3000 to 5000. You may have to be in privileged mode (1131) to change it....?

    Also, you may have...
  25. In the latest poll, only 4% of Republicans and...

    In the latest poll, only 4% of Republicans and 34% of Independents approve of President Biden’s job performance.

    Yet 96% of Democrat’s do!

    Are Democrats actually that self-righteous, arrogant,...
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