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1-Visitor
June 5, 2014
Question

thread milling

  • June 5, 2014
  • 3 replies
  • 7426 views

Hi guys

I've got to do some thread milling on a job but I've never done any before,any helpful advice would be appreciated regarding parameters etc.

Thanks mick


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3 replies

17-Peridot
June 5, 2014
1-Visitor
June 6, 2014

Mick,

what type of thread internal external or npt? single point or multi thread threadmills The threadmilling routine is fairly simple to use since Creo1.

Here are the parameters I use for a 1/4 -18 npt multi thread thread mill in steel.250-18npt+parameters1.JPG

250-18npt+parameters2.JPG

I circled the best parameter which is the start from hole axis. That used to be a pain in the butt as well as multiple passes but now in Creo 2 it's painless.

Steve

1-Visitor
June 8, 2014

Steve,

I have used the threadmilling sequence several times (Only internal threads btw) but was never able to use it in combination with the cutcom option. Did you ever worked with this before? It would be helpful to use this option while i changed the diameter several times to get the right size in diameter, but when the cutcom option is working you can change that at the machine.

Best regards,

Paul

1-Visitor
June 9, 2014

Cutter comp works in threadmilling. Just make sure you have a leadin leadout set and turned on.

threadmill+cutter+comp.JPG

1-Visitor
January 30, 2015

Hello, Michael! I'm interested in Thread Milling tapered threads with an angle of 1.79 degrees per CREO3.

We get in the path of the 3 coordinates lines. Radius compensation is incorrect?

Привет, Майкл! меня интересует резьбофрезерование конических резьб с углом 1,79 градуса в CREO3.

Получаем траекторию перемещения в 3-х координатах линиями. Коррекция на радиус не отрабатывается?

1-Visitor
February 6, 2015

Hello Olga,

can you explain further, what you mean with "get in the path of the 3 coordinates lines"?

Radius compensation is something you can define, but not really simulate in Creo, since the actual compensation value will be added on the machine.

Apart from this: It seems the original thread was rather generic on how to start with thread milling, while you seem to have a specific issue. Hence it may be better to open a new thread (this doesn't force users to go through a lot of non-related old posts to get to a new question).

But maybe you already did this? I saw you also opened this thread : threadmilling in creo 2.0

Or are these two different issue?

Gunter

1-Visitor
February 9, 2015

Hello, Gunter!

sorry my bad english!

can you explain further, what you mean with "get in the path of the 3 coordinates lines"? - we get Move around lines 3 coordinates:

X17.275 Y1.95 Z-2.428

X17.697 Y1.802 Z-2.44

X18.076 Y1.564 Z-2.452

Radius compensation will not work.

when milling holes for threading

one question

Z.JPG