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Geometrical Dimensioning and Tolerancing for Design, Manufacturing and Inspection - A Handbook for Geometrical Product Specification using ISO and ASME standards
of: Georg Henzold
Elsevier Trade Monographs, 2006
ISBN: 9780080463780 , 416 Pages
2. Edition
Format: PDF
Copy protection: DRM
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Geometrical Dimensioning and Tolerancing for Design, Manufacturing and Inspection - A Handbook for Geometrical Product Specification using ISO and ASME standards
Cover
1
Contents
6
Preface
12
Acknowledgements
14
Notation
15
Abbreviations
17
ISO text equivalents
18
New ISO terminology
19
Chapter 1. Properties of the Surface
22
Chapter 2. Principles for Tolerancing
27
Chapter 3. Principles for Geometrical Tolerancing
28
3.1 Symbols
28
3.2 Definitions of geometrical tolerances
30
3.3 Tolerance zone
41
3.4 Datums
49
3.5 Axes and median faces
54
3.6 Screw threads, gears and splines
57
3.7 Angularity tolerances and angular dimension tolerances
58
3.8 Twist tolerance
59
Chapter 4. Profile Tolerancing
61
Chapter 5. Tolerancing of Cones
64
5.1 General
64
5.2 Form tolerance and dimensioning of the cone
65
5.3 Tolerancing of the axial location of the cone
66
5.4 Tolerancing of the orientation and radial location of the cone
68
5.5 Related profile tolerance for tolerancing form, orientation, radial and axial location of the cone
69
5.6 Relationship between the cone tolerances
69
Chapter 6. Positional Tolerancing
72
6.1 Definition
72
6.2 Theoretical exact dimensions
72
6.3 Form of the positional tolerance zone
73
6.4 Positional tolerances on a circle
7
6.5 Positional tolerances related to a datum
7
6.6 Tolerance combinations
75
6.7 Calculation of positional tolerances
78
6.8 Advantages of positional tolerancing
81
Chapter 7. Projected Tolerance Zone
82
Chapter 8. Substitute Elements
85
8.1 General
85
8.2 Vectorial dimensioning and tolerancing
88
8.3 Comparison of the systems
99
8.4 Conversion between systems and combination of systems
107
Chapter 9. Maximum Material Requirement
108
9.1 Definitions
108
9.2 Description of the maximum material requirement
109
9.3 Application of the maximum material requirement
111
9.4 Education
122
Chapter 10. Envelope Requirement
124
10.1 Definition
124
10.2 Application of the envelope requirement
124
10.3 Cross-sections within size tolerance fields
127
Chapter 11. Least Material Requirement
129
11.1 Definitions
129
11.2 Description of Least Material Requirement
129
11.3 Application of Least Material Requirement
130
11.4 Reciprocity requirement associated with least material requirement
134
Chapter 12. Tolerancing of Flexible Parts
135
Chapter 13. Tolerance Chains (Accumulation of Tolerances)
137
Chapter 14. Statistical Tolerancing
144
Chapter 15. Respecting Gometrical Tolerances During Manufacturing
153
15.1 Manufacturing influences
153
15.2 Recommendations for manufacturing
154
Chapter 16. General Geometrical Tolerances
158
16.1 Demand for general geometrical tolerances
158
16.2 Concept of general tolerances
158
16.3 Derivation and application of general geometrical tolerances
160
16.4 Datums
168
16.5 Indication on drawings
168
16.6 Envelope requirement in addition to general form tolerances
168
16.7 Application of the general geometrical tolerances according to ISO 2768-2
169
16.8 General tolerances for castings
170
16.9 General tolerances for welded parts
171
16.10 General tolerances for parts out of plastics
172
Chapter 17. Tolerancing Principles
173
17.1 Limitation by function
173
17.2 Need for completely toleranced shape
173
17.3 Situation in the past
174
17.4 Principle of independency
175
17.5 Identification of drawings
178
17.6 Principle of dependency
179
17.7 Choice of tolerancing principle
179
Chapter 18. Inspection of Geometrical Deviations
181
18.1 General
181
18.2 Terms
182
18.3 Alignment of the workpiece
183
18.4 Interchanging the datum feature and the toleranced feature
188
18.5 Simplified inspection method
189
18.6 Evaluation of measurement
191
18.7 Methods of inspection
192
18.8 Assessment of geometrical deviations of threaded features
252
18.9 Tracing and probing strategies
256
18.10 Separation from roughness and waviness
263
18.11 Measurement uncertainty
270
Chapter 19. Function-, Manufacturing-, and Inspection-Related Geometrical Tolerancing
276
19.1 Definitions
276
19.2 Method of geometrical dimensioning and tolerancing
282
19.3 Assessment of function-related geometrical dimensioning and tolerancing
282
19.4 Assessment of the optimum geometrical dimensioning and tolerancing
283
Chapter 20. Examples of Geometrical Tolerancing
285
20.1 Restrictions of geometrical tolerances
285
20.2 Tolerances for section lines
287
20.3 Tolerances of profiles
288
20.4 Position of a plane
290
20.5 Perpendicularity tolerances in different combinations
293
20.6 Location of axes and median faces
293
20.7 Datums
301
20.8 Clearance fit
306
20.9 Interference fits and kinematics
327
20.10 Distances and thicknesses
330
20.11 Geometrical ideal form at maximum and least material sizes
335
20.12 Keyways
339
20.13 Holes for fasteners
341
20.14 Cones and wedges
341
20.15 Flexible parts
346
Chapter 21. Differences Between ISO Standards and Other Standards
348
21.1 ASME Y14.5M – 1994, ANSI B89.3.1
348
21.2 BS 308 Part 2 – 1985
366
21.3 DIN 7167 and former practices according to DIN 406 and DIN 7182
368
21.4 Former East European Standards
369
Chapter 22. Tolerancing of Edges
372
Chapter 23. ISO Geometrical Product Specifications (GPS), New Approach
376
23.1 Terms and definitions
376
23.2 Filters
380
23.3 Datums
383
23.4 Principle of independency and M or L
385
23.5 Conformance rules
387
23.6 New approach principles and rules
390
23.7 Application of the new approach
391
Chapter 24. Synopsis of ISO Standards
393
Standards
396
Publications
399
Index
400
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