Tolerance - Cylinder Features

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Introduction

Geomet applies tolerance in either Linear and True Position, including RFS, MMC and LMC when applicable. To understand the basics of tolerance, please refer to Introduction to Tolerance in Geomet.

Cone Features

Tolerance of Cylinders is possible in Cartesian and in either Linear, RFS, MMC and LMC formats.

CylTol1.jpg (23383 bytes) CylTol2.jpg (23445 bytes)
figure 1, Bilateral Cartesian figure 2, Bilateral Polar
CylTol3.jpg (20790 bytes) CylTol4.jpg (20928 bytes)
figure 3, Positional Cartesian figure 4, Positional Polar

To activate the tolerance tool  see Working with Geomet Tolerance Windows

Figures 1 and 2 show Bilateral Tolerance on Cartesian and Polar formats respectively. To better understand how these formats are used and interpreted, refer to Introduction to Tolerance.

Figures 3 and 4 show Positional Tolerance on Cartesian and Polar formats respectively. To better understand how these formats are used and interpreted, refer to Introduction to Tolerance. Circles may also utilize Datum Bonus Tolerance when established in the current PCS.

NOTE: The application of MMC and LMC is calculated at the intersection of the cylinder and the PCS base plane. The resulting intersect provides a 2D Pierce Point and a 2D Circle. The MMC and LMC calculations work on the 2D Circle and does not reflect the axis and length of the cylinder.


Tolerance State On / Off, Tolerance Format, Process Control Tolerance, Out-of-Tolerance Flash Message