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Geometrical Dimensioning and Tolerancing for Design,Manufacturing and Inspection

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发表于 2009-11-11 20:44:46 | 显示全部楼层 |阅读模式
[i=s] 本帖最后由 easylife 于 2010-1-15 13:00 编辑 [/i]
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2 Q, q% r% w8 @) CGeometrical Dimensioning and Tolerancing for Design,Manufacturing and Inspection
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Preface
8 E* E. m& J5 a& aTechnical developments, leading to higher performance, higher efficiency, lower pollutions6 l: t+ p  S1 o5 ~0 o
and greater reliability, and the constraints imposed by economy and the need for
; d8 c  E; U! \, Prationalization, greater cooperation with licensees and subcontractors, make it necessary
1 V- Y' ?( G$ h) uto have completely toleranced drawings suitable for the function, for manufacturing
/ L; l0 T+ ?: _6 H' Land inspection.* H/ J, z3 P+ C  K; k1 h
“Completely toleranced” means that the geometries (form, size, orientation and location)
/ V* q0 C  G1 k. x1 l# D' wof geometrical elements of the workpiece are completely defined and toleranced.
: l# _; O1 d  g0 Q6 `Nothing shall be left to the individual judgement of the manufacturer or inspector. Only
2 Q1 t6 G4 d) J& E2 [2 e; g6 J) a6 @with this approach can proper functioning be verified and the possibilities available for
  C3 y1 n. {! Heconomization and rationalization in manufacturing and inspection be fully utilized.
+ a" @: e4 P& L9 I, \# O$ i6 vThis book presents the state of the art regarding geometrical dimensioning and tolerancing.- m6 s3 S$ F' |6 }9 ~. {* J) y
It describes the international standardization in this field, which is laid down$ }- i5 R4 u' D8 G
in ISO Standards. It indicates the deviations between the American Standard ASME
8 H; G0 p. f1 g& gY14.5M, the former East European Standards and the ISO Standards. It describes the' M& J( L8 O6 F- `* T) X/ Z
additional specifications laid down in the German Standards (DIN Standards). Possible  ?( p$ ]2 Q+ w
further developments in the field of geometrical tolerancing are also pointed out.
) d' K+ R$ u  `) J- y1 c- S& Y# EWhat has to be regarded for manufacturing within the geometrical dimensioning and
* I8 C# ?  J+ j" Mtolerances is explained.! I9 c8 [8 M' U  l' Q: a: V  u
Principles for the inspection of geometrical deviations are given, together with a
& A3 u0 L% X5 o( I' @5 Wbasis for tolerancing suitable for inspection.
' {9 `4 s" \* OExamples for tolerancing appropriate to various functional requirements, a guide for  Q+ ?& l$ d7 l
geometrical tolerancing, are described.7 p7 \3 m# H5 }2 a$ r! J+ D
This book may serve as an introduction to geometrical dimensioning and tolerancing2 s6 \. m1 I/ S7 j. I+ z* r5 u, V
for students, and may also help practitioners in the fields of design, manufacturing
% n& p4 R8 E1 J; c- r( o1 ?! t; Nand inspection.
, J" |  W  Z" L" K; }The author has used his experiences gathered during the elaboration of the ISO. g5 M3 O! c( J! _) i. K3 O
Standards and during his lectures and discussions on geometrical dimensioning and tolerancing
- o" S! r+ O0 q' `7 Fin industry and education. However, proposals for improvements are appreciated
* N* p7 ?9 C( Q) `) y9 D) s2 Land should be directed to the publisher.
/ w% x- M% }* y4 tThe book represents the author’s understanding of the various standards and is written
& ~! t  r3 C6 x, v8 M( i" q6 Efor educational purposes. In cases of dispute, the original standards have to be
$ R% {5 C$ d0 |' wconsidered. The functional cases of geometrical requirements vary over a wide range.- Z4 ?8 S2 N: e3 ]# E
Therefore, before application in practice, it should be checked whether the presentation# [" W' p4 W, q& M
in the book fits the particular purpose in the practical case.
- A$ H4 \, p8 k1 D; |! B9 ~Standardization is a dynamic and continuous process. The standards follow the' X; ]6 k9 I- M1 t* Z
development in engineering. Future changes in standardization may make it necessary
, M1 T8 l# a% I; W, c) uto update some content of this book.
" V. x+ x. W/ k% fxi6 d3 r9 R+ Z( ~( l' t! T
Georg Henzold was manager of the department for standardization of a manufacturer
: b( @* F4 @6 K/ v/ Pof power plant machinery. He is chairman of the committee dealing with the standardization
& F  o0 a4 n" K; z  {) G& g2 `in the field of geometrical dimensioning and tolerancing in the German" B" G! d3 [# r" O
Standardization Institute (DIN), and he was the former chairman of the pertinent
9 T! T6 y5 o+ OEuropean Committee for Standardization (CEN). He is a long-time delegate in the pertinent
9 F! i: z2 @5 \  i, e# {committees of the International Standardization Organization (ISO).
# y- ?. j" i! H0 I; [; f* Q! V" r; b9 f1 C- ~
Georg Henzold

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发表于 2009-11-11 21:39:58 | 显示全部楼层
不错的手册!就是读起来有点吃力!
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 楼主| 发表于 2009-11-11 22:59:01 | 显示全部楼层
不错的手册!就是读起来有点吃力!3 S- ?* k' r1 Z: P
大头小成 发表于 2009-11-11 21:39

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熟能生巧,多看看就好了
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发表于 2009-11-12 10:17:48 | 显示全部楼层
好东西!下了
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发表于 2009-12-9 09:12:55 | 显示全部楼层
能下的吗,不是权限,就是限制,不知这里怎么样.
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发表于 2009-12-13 00:46:39 | 显示全部楼层
如获至宝,今天大有收获!
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发表于 2010-1-13 23:40:27 | 显示全部楼层
这么好的东西不顶怎么行呢
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发表于 2010-1-13 23:42:48 | 显示全部楼层
可惜我的权限不够,只能顶不能下载
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发表于 2011-4-12 14:14:27 | 显示全部楼层
好东西!!下了!!!谢谢!!
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发表于 2011-4-12 14:17:33 | 显示全部楼层
没办法,版主原谅!还差2分
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