Geometric Tolerances considering MMC / LMChome.engineering.iastate.edu/~jcshahan/Technical...
Transcript of Geometric Tolerances considering MMC / LMChome.engineering.iastate.edu/~jcshahan/Technical...
9/21/2009 - jcs GDT III - Material condtions
Geometric Tolerances consideringMMC / LMC
Re. Geometric Dimensioning and Tolerancing
by David A. Madsen
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Material Condition
Maximum Material Condition=?
Shaft =
Hole =
Least Material Condition=?
Shaft =
Hole =
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Perfect Form(4.5)
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Surface control – straightness
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Surface control
RFS (Assumed)
Perfect form is required
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Axis straightness
RFS (Assumed)
Perfect form is not required
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Axis Straightness
MMC applied
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Non Cylindrical Features
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Axis Control- Perpendicular
LMC
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Compare:
Axis Perpendicular
LMC
MMC
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Summary
9/21/2009 - jcs GDT III - Material condtions
9/21/2009 - jcs GDT III - Material condtions
Assignment:
9/21/2009 - jcs GDT III - Material condtions