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Contents 4, Chapter 7 tolerances – HEIDENHAIN ND 1400 User Manual

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Contents 4

QC-300 Series User’s Guide

Chapter 7

Tolerances

Applying tolerances to features ............................................................ 69

Select a feature from the feature list .............................................. 69

Select the desired fit algorithm ...................................................... 69

Display the TOL screen ................................................................. 69

Select a tolerance ........................................................................... 70

Position tolerances .................................................................. 71

Form tolerances ...................................................................... 71

Orientation tolerances............................................................. 72

Runout tolerances ................................................................... 72

Size tolerances ........................................................................ 72

Enter nominal, limit or tolerance values ........................................ 73

Omitting a tolerance category ....................................................... 73

Tolerance types ..................................................................................... 74

Position/Bidirectional .................................................................... 74

Points ...................................................................................... 74

Lines ....................................................................................... 74

Circles, arcs and spheres ........................................................ 75

Slots and rectangles ................................................................ 75

Position/True position ................................................................... 76

Points and lines ....................................................................... 76

Circles, arcs, spheres and cylinders ........................................ 76

Position/MMC and LMC (Material conditions) ............................ 77

MMC Circles, arcs and cylinders ........................................... 77

LMC Circles, arcs and cylinders ............................................ 78

Position/Concentricity circles and arcs ......................................... 79

Form/Straightness lines ................................................................. 79

Form/Roundness circles, arcs and spheres .................................... 79

Form/Cylindricity cylinders .......................................................... 80

Form/Flatness planes ..................................................................... 80

Orientation/Perpendicularity lines, cylinders, cones, planes ......... 80

Orientation/Parallelism lines, cylinders, cones ............................. 80

Orientation/Angle angles, cones .................................................... 81

Orientation/Co-planarity planes .................................................... 81

Runout/Circular runout circles, arcs .............................................. 81

Size/Width distances ..................................................................... 82

Size/Radius, diameter, length, width ............................................. 82