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Contents 6, Chapter 7 tolerancing – HEIDENHAIN ND 1300 VED and Crosshair Systems User Manual

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Contents 6

QC-300 Series User’s Guide

Distances constructed from two arcs .................................................139

Circle constructions ..................................................................................140

Circle constructed from a circle ........................................................140

Circles constructed from two lines ....................................................140

Circle constructed from a circle and a distance .................................141

Circle constructed from two circles ...................................................141

Circle constructed from multiple features .........................................142

Arc constructions ......................................................................................143

Arc constructed from an arc ..............................................................143

Arc constructed from an arc and a distance .......................................143

Angle constructions ..................................................................................144

Angle constructed from an angle .......................................................144

Angle constructed from two lines ......................................................145

Creating features ..............................................................................................146

Creating a point .........................................................................................146

Creating a line ...........................................................................................147

Creating a circle ........................................................................................147

Creating an arc ..........................................................................................148

Creating a slot ...........................................................................................148

Creating a rectangle ..................................................................................149

Chapter 7 Tolerancing

Applying tolerances to features .......................................................................153

Selecting a feature .....................................................................................153

Displaying the tolerance screen ................................................................153

Selecting a tolerance type .........................................................................153

Selecting a specific tolerance ....................................................................154

Entering nominal, limit or tolerance values ..............................................154

Omitting a tolerance category ...........................................................155

Tolerance types .........................................................................................156

Bidirectional ......................................................................................156

Points ..........................................................................................156

Lines ...........................................................................................156

Circles and arcs ..........................................................................157

Slots and rectangles ....................................................................157

True position ......................................................................................158

Points and lines ...........................................................................158

Circles and arcs ..........................................................................158

MMC/LMC (Material condition) ......................................................159

MMC Circles and arcs ................................................................159

LMC Circles and arcs .................................................................160