andate caga
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Posts posted by andate caga
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ACME spade drill.
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I made a custom tool path and translated it.
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It's great to validate what I am hearing on my end. The cream does rise to the top and is hard to pull away. I have a dream job at a dream machinist workplace and we can not buy a vowel when it comes to hiring. At the local machinist tech colledge gets everyone hired after six months. Yes these are hi 5 figure maybe 6. What I see is the same an older guy tired of where he is at due to no advancement and then he stays cause they gave him a one time bump.
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Means "type a number" in French.
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The other side of that coin is that we are standing on the shoulders of giants. Look at the sr71. No CNC, thousands of hand made titanium parts. I often think "how in the hell did they make this without?" when looking at stuff like the turbopumps for the Apollo program.
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I live in an absolute and R&D world. I have not made more than 10 of anything in 10 years.
This really depends on what world your in. Sheet metal, medical, aerospace. All have different needs.
I am in the process of due diligence with a machine similar to a Mori seiki NT, or a lathe with live tooling and Y, plus horizontal mill for a specialized group. I make ridiculous parts out of the "nel" and "Loy" family of metals. It's harder than I thought to make a choice.
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Cutting Inconel on the weekend is not fun.
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There are some really strong torlon inserts with a steel insert out there, that can be bonded in. Be careful the dust does not get out of control. It's not good for you or your electronics.
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Does anyone here program or run one of these machines?
I am curious about your thoughts on the brand in general, service etc...
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Treadmill to the basic diameter. They will usually cut small, comp from there.
I lie the SCT staggered tooth NPT threadmills.
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Simple green (green color) can cause hydrogen embrittlement on high strength steels. Clear simple green, or the aerospace simple green is ok.
The green stuff is banned where I work.
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There is actually a compound you can fill the cells up with then wash out with water and reuse. I can't remember the name, but that's how the big aerospace places get it done.
Use no silicone based compounds either.
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Watch out for the batch of Fadals that were 104D retrofits to Fanuc 18i.
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I think that I have finally opened the exit door to MCX where I work. It just can't do the two turrets, two spindle and 5 axis simultaneous in a R&D environment.
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Hire better machinists.
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Are there supported posts/definitions for a Mori Seiki NT?
Does anyone here program one in a R&D environment, short runs, OMG gotta have it now, High tolerance parts.
Doing due diligence, if I call my reseller I will have to avoid calls for a month lol.
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Why would they reinforce the negatives?
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This is a major short coming in MC. There is also no way to call a spring pass. Pocket toolpaths have better options for rough and finish.
Why can't contour recognize stock that is left? Other software had that figured out 6 years ago.
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The flaw with that is that you cannot specify different feeds and speeds for rough and finish.
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I have done both. I prefer top/front I do a lot of centerline rotary on B.
What is taught in the books? Or endorsed by CNC software as the "right"way or best practice?
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That is a feature, not a bug lol.
I had the same problem. I had a part that was 110 inches long with lots of pockets. It was hopping around more than the Easter bunny.
All laughs aside. This is a common high speed move when digging out corners, finish one chain to depth, then move on. t's as usefull as a football bat on large parts as it is.
This is in x6.
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Have you tried filtering?
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N1 G20
(#######################################)
N4600
N2 T4646
N3 G97 S200 M03
N4 G0 G54 X.45 Z.2082
N5 G76 X.1905 Z-1. Q29000 K.0297 D.01 F.05 A59
N6 G28 U0. W0. M05
N7 M30
.25-20 thread with my defaults. This will work on an SL or TL haas lathe
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Gurhing 5510 drill. Coolant through. Inconel 625 70 sfpm, inco 718 60 sfpm. .0055 ipr. No peck, no spot. If your having a problem with chips stringing add a chip break halfway through.
A286 steel?
in Industrial Forum
Posted
Treat it like Inconel 625. I make lots of R&D parts out of this. It work hardens and grows back, moves all over the place. I would personally like to cut inco 625 over this. Every batch is different also. I do turn and mill work. Use of low stepover max depth of cut is the way to mill. Turning I use kc5510 grade from kennametal. Drilling I use Gurhing with firex coating 70sfpm.
This might sound conservative to some but my parts are six figures easy and we don't get a setup part.
I would never recommend HSS/cobalt unless your drilling a small a286 fastener out.
Dynamic high speed tool paths work really well with superalloys. Don't be afraid to use tool inspection points. I usually put a 30 min check when hogging.