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Type: Posts; User: LockNut

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  1. Replies
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    The DNM5700S has options that are standard from...

    The DNM5700S has options that are standard from the factory for mold work and high speed machining. 400 block look ahead, nano smoothing, jerk control, AICC 2 and of course the 15K spindle instead of...
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    5,946

    My first job as a machinist was at U.S. Steel,...

    My first job as a machinist was at U.S. Steel, Gary South Works, 1979. There an old gentleman that didn't speak much to anyone so no one liked him. I got to talking to him when I noticed every day at...
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    2,369

    Heidenhain and Seimens are very good at the...

    Heidenhain and Seimens are very good at the volumetric checking but the thermal comp is only as good as the machine tool builder is at implementing it. Heidenhain kinematics check is very robust and...
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    It might have something to do with minimum arc...

    It might have something to do with minimum arc length. Not radius but length. If the end point is so close to the start point, it may cause the control to think of it as a full circle. This happens a...
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    What I see a lot of shops do is to do a...

    What I see a lot of shops do is to do a kinematics check periodically throughout the day or after certain operations like roughing. As the machine warms up, yes, the kinematics are no longer totally...
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    2,369

    First, TWP is turned off before TCP is turned on....

    First, TWP is turned off before TCP is turned on. Totally legal and this is my preferred way of starting a 5 axis toolpath. TWP before TCP is considered a safety move. It gets the tool safely out...
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    M198 from a card requires this: M198 P1234 where...

    M198 from a card requires this: M198 P1234 where P1234 is O1234 on the card. No extensions, just the 4 digit program number.

    The below should work also but I have had spotty success with this. The...
  8. Thread: Doosan

    by LockNut
    Replies
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    4,413

    "After seeing Samsung go under when they were a...

    "After seeing Samsung go under when they were a large machine builder for Mori and a lot of other brands including there own , Then Daewoo also was a large South Korean machine builder that went...
  9. Chicago, of all places. 1974, ROTC in high...

    Chicago, of all places. 1974, ROTC in high school. Full firearms training and marksmanship training. In the basement of the school itself. No one got shot. Who today would think that could happen?...
  10. My thoughts? Why are teachers not armed? Why do...

    My thoughts? Why are teachers not armed? Why do the security personnel chicken out and refuse to confront the perps? Why does it take, sometimes, so long for the police to show up? I am of the school...
  11. Replies
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    The 0-6- time is not for the stock model but for...

    The 0-6- time is not for the stock model but for the future high/higher performance model. Not that it makes that much difference. Below is quoted from the article I read on the new corvette.
    ...
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    You set the Z to zero for each tool station by...

    You set the Z to zero for each tool station by using the tool setter. Then you set the part Z to zero by using a tool, usually a turning tool, by calling it up with it's offset and touching off on...
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    850

    I didn't misunderstand anything. You did not...

    I didn't misunderstand anything. You did not state your case in the first post or the second. The answer to your last question is to set your endmill or drill with the Q-setter and set a tool offset...
  14. I worked at Kimber for a short period of time....

    I worked at Kimber for a short period of time. Exactly what Gordon said. While I thought it would be/was cool, it got old really quick. As in mind numbingly quick. Millions of the same parts per year...
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    OK, first, indicate the face of an empty tool...

    OK, first, indicate the face of an empty tool spot. If it is off, then you have a turret alignment issue and the machine was probably bumped or crashed. We know these things happen. If the tool is...
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    I work for Doosan, I can try to help. First, I...

    I work for Doosan, I can try to help. First, I need the exact model number, serial number and date of build. After that, I can try to lo0ok up this info. Or, maybe quicker, you can call service at...
  17. Well, I needed some humor early on a Monday.

    Well, I needed some humor early on a Monday.
  18. Replies
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    If you are talking about the complete length of...

    If you are talking about the complete length of the pin minus the head, I doubt if they are draw polished. Most likely electropolished during mass production. No need for length wise polishing as...
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    Ahhhh, I get it, dry humor.

    Ahhhh, I get it, dry humor.
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    There are couple of guys on here that are running...

    There are couple of guys on here that are running a Doosan DNM5700S. Maybe someone will chime in. I work for Doosan so I may sound a little biased if I speak highly of them. I have run CNC's for...
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    I work for Doosan Machine Tools as an...

    I work for Doosan Machine Tools as an applications engineer. Periodically, I am asked to give a short tour and/or explanation of our business. Not Doosan's business but "our" business. I explained to...
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    No, it sounds like he meant he needs to get...

    No, it sounds like he meant he needs to get booted from here also.

    Paul
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    I have had the below pic hanging in my cubicle...

    I have had the below pic hanging in my cubicle for the last couple of years. Doing 5 axis stuff for a while, it seemed appropriate. They both seem to be the exact same machine. Note the date in the...
  24. Wow, all the nay sayers. If your company is doing...

    Wow, all the nay sayers. If your company is doing high end aerospace, the reason to move into something like NX are well established already. I used NX for 4 years before it became NX. It was...
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    Marcus, You can sync the sub to the main....

    Marcus,
    You can sync the sub to the main. Another thing we used to do for small screws was have a vacuum tube come through the back of the sub, bring the sub up to the part at part off, or just over...
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