Datum Feature Symbol placement - Eng-Tips
2007年3月21日 · ASME Y14.5M-1994, paragraph 3.3.2 describes the application of a datum feature symbol in the following acceptable methiods.-- placed on the outline of a feature surface, or on an extension line of the feature outline, clearly separated from the dimension line, when the datum feature is the surface itself.
Datum Feature Symbol - Drafting Standards, GD&T & Tolerance …
2007年7月11日 · "Datum Identification frame (Symbol) - The datum identification frame (symbol) contains the datum reference letter in a rectangular box, usually preceded and followed by a dash (any letter except I, O, or Q)." To my knowledge, ASME Y14.5M-1994 says that a datum feature symbol is [A] with a 60deg triangle for a "arrowhead".
Datum Feature Symbol Help - PTC: Creo Parametric (Pro/ENGINEER)
2010年4月15日 · A datum plane "A" on one end of a cylindrical part and a datum axis "B" through the centerline of the cylinder. The datum feature symbol displays in the model correctly on their respective datums. When I go to the drawing, the datum "A" is correctly shown on the drawing view, but the datum "B" is not showing up.
Solved: Moving Datum Tag to a Note in drawing - PTC Community
2024年1月4日 · 3. Add a drawing GD&T datum target (Datum Feature Symbol) ; *IMPORTANT* when attaching, or selecting point on screen, select the control frame made in Step #2. => Special thanks to coworker who played with my left-handed mouse and figured this problem out! Thanks to everyone else who tried! Merl
Datum Symbol dashed extension lines in ASME environment - PTC …
2020年7月6日 · Hello, ASME Y14.5 2018 and 2009 are saying in paragraph 6.3.2.1 and 3.3.2 respectively that a dashed line must be used if the datum feature is hidden. By watching Fig 6-3 on the 2018 version I understand that "hidden" means behind the projected view. My question is: Why is CREO 4.0 changing the ...
Creating a Datum Feature Symbol on a Leader - PTC Community
2018年7月13日 · Does anyone know if it is possible to create a Datum Feature Symbol placed on a leader? See attached image from ASME Y14.5-2009. We're currently using Creo 4 M040 and cannot figure out how to do it. I tested this in Creo 5 M000 and can't get it to work in that either.
width of pattern slots as datum - Drafting Standards, GD&T
2011年12月28日 · The datum feature symbol would have to be associated with particular features. This is why the original drawing works - the pattern of four width features is clearly defined. For a bolt circle example, the datum feature symbol would be associated with a pattern of holes or pins. Evan Janeshewski Axymetrix Quality Engineering Inc.
Datum feature in line - Drafting Standards, GD&T & Tolerance …
2012年9月18日 · Since the datum feature symbol is inline with the dimension, the "A" datum is the center of the 1.500 regardless of its size. Now that the 1.500 has a +/-.005 tolerance, if its actually 1.500, .005 under the O.D. max of 1.505, do I now have a positional tolerance of .017 since the 1.500 is .005 under MMC.
Solved: Datum Feature Symbol "Duplicate Label" of Deleted
2021年11月12日 · The model and drw are saved to the new file. As is there are 2 datum feature symbols(A and B) made in the 2D drawing attached to dimension leaders. I edit the geometry of the model and that ends up deleting the dimension the datum feature symbols were attached to so the symbol is as deleted and not longer in the DRW tree when returning to the DRW.
Duplicated Label Datum Feature Symbol - PTC Community
2020年7月2日 · I created a drawing with datum feature symbols A, B, C & D in 2D drawing mode for a part. Then I saved the drawing/part as another part number to create a similar ...