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One model file for both die-casting and machining dimensions

One model file for both die-casting and machining dimensions

One model file for both die-casting and machining dimensions

(OP)
Hi All!

We are designing a part that is made by die-casting and then machined to the dimensions we need.

Is there any way of having two sets of values within the same model file / feature tree? One set for die-casting and another set for machining.

Or, is there some other way to do this. We have been using two separate files for die-casting and machining but it is becoming a management nightmare.

We are currently using NX8.5 but will probably upgrade to NX9 (at least, we are pushing it). So, NX9 tips are welcome, too!

Thank you!

RE: One model file for both die-casting and machining dimensions

Hi ...

What do you mean by a management nightmare? Working with two seperate items is in my opinion the best solution if they are setup correctly of course...
Do you have an example of your current setup?

Ronald van den Broek
Mechanical Engineer
Cad Environment Coordinator
Wärtsilä, Propulsion Services
NX8.5.2 / TC9.1.2
HPZ420 Intel(R) Xeon(R) CPU E5-1620 0 @ 3.60GHz, 32 Gb Win7 64B
Nvidea Quadro4000 2048MB DDR5

RE: One model file for both die-casting and machining dimensions

Don't you use your die-cast model for your blank in machining?

Proud Member of the Reality-Based Community..

To the Toolmaker, your nice little cartoon drawing of your glass looks cool, but your solid model sucks. Do you want me to fix it, or are you going to take all week to get it back to me so I can get some work done?

RE: One model file for both die-casting and machining dimensions

(OP)
Sometimes we change dimension that requires both die-casting and machine version to be changed.

Sometimes we forget to change one and it creates confusion in the future.

RE: One model file for both die-casting and machining dimensions

You could do all of your Die casting Steps first in the part Navigator and create a feature group of these. Then create a group of features that represents your Machine features and use these to cut away from your RM model. Do you have two different drawings an RM and a Machine? If so doing this with one part file could be challenging.

RE: One model file for both die-casting and machining dimensions

Wave linking or promote body commands are generally used to create an associative copy of the "as cast" part and then the machining operations are modeled on top of this copy. This way any changes to the cast part are automatically propagated to the "as machined" model. The 2 parts can have 2 separate part numbers, which is generally what you want.

Here are a few threads to reference:
thread561-156743: How to model machined castings in NX?
thread561-103569: Associative Casting/Machining files

www.nxjournaling.com

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