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Strange Dimension Behaviour

Strange Dimension Behaviour

Strange Dimension Behaviour

(OP)
One of our users in Germany, has pointed out a problem he experienced in drafting. Basically, he modelled a pipe with a center line bend radius of 55mm, however in drafting, when he put the dimension on, it displays as 50mm. If you then grab the dimension text to reposition it, it updates to be correct. The attached video show the issue.
 

Best regards

Simon NX7.5.4.4 MP5 - TC 8 www.jcb.com

RE: Strange Dimension Behaviour

Without the actual part and drawing there's no real way of saying what the problem might be.

John R. Baker, P.E.
Product 'Evangelist'
Product Engineering Software
Siemens PLM Software Inc.
Industry Sector
Cypress, CA
http://www.siemens.com/plm
UG/NX Museum:   http://www.plmworld.org/p/cm/ld/fid=209

To an Engineer, the glass is twice as big as it needs to be.
 

RE: Strange Dimension Behaviour

Gtac.
  ( -shortest reply so far. smile

Regards,
 Tomas

RE: Strange Dimension Behaviour

My best guess is the the view is sitting on the drawing off angle by a tiny bit. I other words it may need to be rotated on either the "x" or "y" axis (or both).

RE: Strange Dimension Behaviour

(OP)
I've pullled the model and draign off the system. Look at the two dimensions R50, then try and reposition the dimension text and they jump straight to be R55. Having exported the model if I delete the dimesion and add it again, it works fine, it appears that the behavior only exists in the the Teamcenter version. But still, it guess it will be worth a look.

Many thanks

Simon

 

Best regards

Simon NX7.5.4.4 MP5 - TC 8 www.jcb.com

RE: Strange Dimension Behaviour

Could it be that the prt was adapted without updating the drawing? If you goto Drafting preferences and choose tab General, Version up All drafting Objects and Members Views, the dimensions change to 55. So my guess is something like delay view update or some setting like it.  

Best regards,

Michaël.

NX7.5.4.4 + TC Unified 8.3
Win 7 64 bit (Intel(R) Xeon(R) CPU X5650 @2.67GHz)
24.0 GB
NVIDIA Quadro 4000 + NVIDIA Tesla C2050

 

RE: Strange Dimension Behaviour

(OP)
Micky . It was created at 55 rad, so there should have been nothing to update.

Best regards

Simon NX7.5.4.4 MP5 - TC 8 www.jcb.com

RE: Strange Dimension Behaviour

The history of the Modifications, while it does show that the expression controlling the radius of the path was create as 55mm back on 22 August 2011, it also shows that it was modified on 3 November 2011.  Now it does not indicate what the change was but it's possible that some changed it to 50mm and then back 55mm and then saved the part (note that the Drawing was not saved until 5 hours later).  Even knowing this I can't explain how or why it was left in this 'unupdated' state until now.

John R. Baker, P.E.
Product 'Evangelist'
Product Engineering Software
Siemens PLM Software Inc.
Industry Sector
Cypress, CA
http://www.siemens.com/plm
UG/NX Museum:   http://www.plmworld.org/p/cm/ld/fid=209

To an Engineer, the glass is twice as big as it needs to be.
 

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