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  • Users: AeroNucDef
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  1. AeroNucDef

    Accumulator Sizing

    Hi all, Could someone help me out with this. I'm trying to do a rough calculation of sizing a accumulator (whats the required volume), but I've not done this before and I'm completely stuck. I asked a work mate but he just stared blankly at me. I think I've got to apply boyles law, but I'm...
  2. AeroNucDef

    Advice Please: New design project thats painfully dull

    Hi all, Is there any easy way to tell your manager that you find the design project you are working on extremely mind numbingly boring and you want off the project asap. I started a new project two weeks ago and the task I have been given has sucked most of my creativity out of me. All my...
  3. AeroNucDef

    Which BS / ISO Standard - Bolts/Flange

    Hi all, Which BS/ISO standard deals with the required number of bolts on a flange. Can't remember it for the life of me. Cheers.
  4. AeroNucDef

    Tangential Force on spur gear

    Hi all, I'm having a bad day, my brain has stopped working. Please don't laugh at this question. How do I calculate the Tangential Force on a spur gear that's attached to a motor shaft. Here's the data. Torque on motor shaft: 30Nm Diameter of motor shaft: 10mm Shaft RPM: 100 Spur Gear PCD...
  5. AeroNucDef

    Bolts on a flange?

    Hi all, I'm in the process of designing a underwater casing that will go to a depth of 40 meters. The casing a 280mm diameter cylinder and is in two parts joined by two 300mm flanged faces. The casing has to be watertight, so I'm fitting an o-ring between the flanges. The internal pressure of...
  6. AeroNucDef

    Reflection off a mirror

    Hi all. Not posted on here for a few months. I'm currently using Inventor 2012. Is there anyway to easily model a rectangular light beam that's hitting a flat mirror and being reflected off? (the mirror is tilted at 45 degrees with respect lens of the torch) The light beam that comes out of...
  7. AeroNucDef

    Create sub assembly from parts in main assembly?

    Hi all, I've got a assembly with quite a few parts in it, and I want to combine some of the parts into a new sub-assembly. I can do this on SolidWorks, but not too sure how to do it on Inventor. Any help would be great. I'm using Inventor 2012. thanks IWF.
  8. AeroNucDef

    Started new job today: Oh no! AutoCad!

    Hi all, This probably should be posted in a different thread. I started a new job today at a small aerospace design company. I thought I would be using Solidworks or NX, but no, they've got me using Autocad 2000 (or tying to use). I feel that I've traveled back to the stone age. I spent most...
  9. AeroNucDef

    Rendering window closes

    Hi all, I'm trying to render a model using photoview 360 which is now a add-on in SW 2011. About half way through the rendering process, the render window closes for some reason. There's no warnings or errors, it just closes. Anyone got a explanation of what going on. PC Spec: SW 2011 P4...
  10. AeroNucDef

    Solidworks failing to startup

    Hi all, I've been trying to start up solidworks (2011), but every time it gets to the splash screen, the splash screen says on for 10 seconds then it disappears, then nothing, completely dead. Anyone experienced this before?
  11. AeroNucDef

    Setting myself up as a contractor in the UK, advice on invoices please

    Hi all, This is mainly a question for UK contractors. I've been presented with an opportunity to work for a company on contract, and they want me to invoice them directly. I've been working mainly through agencies and design companies, so they have taken care of all of the paperwork. The...
  12. AeroNucDef

    Insert Annotation on a part

    Hi all How do you write a message on a part, not the drawing. I've looked at the annotation buttons but have found nothing. I'm sure that I've done it before, but I can't remember how to. Yours Fish
  13. AeroNucDef

    Interview Question: Tell me about yourself?

    Hi I was having a chat with one of my friends whose been looking for a new job (Design Engineer), he's been for a few interviews but he told me that he becomes stuck when the interviewer asks the "tell me about yourself" question. I tried to give him an answer, but I got stuck as well. I've...
  14. AeroNucDef

    Detailing up a Sheet Metal Drawing

    Hi all, I've been told by my manager that I will be doing some sheet metal design work in a couple of weeks, I think it's something like transition cones, and a few boxes. I'm OK at creating the parts but I have no idea how to detail up a sheet metal drawing. I know that SW's automatically...
  15. AeroNucDef

    How to view .MAX files

    Hi all I've been sent some files in the .max format (3ds max), is there any way of opening these without having 3ds max software installed on my PC? Is there a viewer that's available somewhere, something like edrawings. Just for info; I have Solidworks & UGNX on my PC. Thanks
  16. AeroNucDef

    Spool Lift?

    Hi all, A friend of mine was talking about Spool Lift, I asked him what it was but I didn't really get it. Could someone explain what it is please. Thanks
  17. AeroNucDef

    Learning Catia - Constraint Problem

    Hi all, I've decided to learn Catia, so am working through a tutorial book, but I'm having a slight problem applying a constraint. I've attached 2 pics to show the problem. I'm trying to apply a 10mm constrain between the top line of the rectangle and the construction line above it (see pic...
  18. AeroNucDef

    NX7.5 CAST tutorial part

    Hi all, I'm just going through the CAST tutorials and I'm having a problem with a part. The section of the course is "Splines" and the part I'm having trouble with is spline_1.prt located in the curves folder (found on CAST). When I open the part I am supposed to get an image of a mobile...
  19. AeroNucDef

    WTF - License Problem NX7.5

    Hi all Got a weird problem. The company has recently upgraded from NX6 to NX7.5, and when I booted up the PC this morning and started NX an error box popped up saying something about environment variables license server to be configured properly. I rang the support and they took over my pc...
  20. AeroNucDef

    NX7.5 Program Size?

    Hi all, I've just been removing some software from my PC using add/remove programs, and I noticed that NX7.5 has only a 575MB file size. I've checked the CD and it's about 2GB in size. I remember when I had NX6, the file size was in the region of 3GB. Now I'm trying to figure out if the full...

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