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发表于 2013-1-10 21:15:50
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本帖最后由 LIAOYAO 于 2013-1-10 21:17 编辑
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0 r0 h: H4 }4 ]" h% K71948.E.TPA.P2H.X3.UM.TBT
/ W5 t( m6 \* F$ X' e iSKF高精密角接触球轴承的命名系统:
& ]# ?: X# _' f4 k: W轴承系列:719 ISO尺寸系列19
4 T- ^' }% W( G% d! k8 w轴承尺寸:48 内径尺寸240
6 z8 e. d7 `& f2 E% b' D$ N6 Z联系角度和内部设计:
; ?0 U+ I& D, U& x. lACD 25°接触角
) ]- a/ U% X! W. u: X! o6 Q" T1 z# zACE 25°接触角,高速的设计$ @( R% D' i6 H9 I) s( @
CD 15°接触角
; N) q9 f& h5 bCE 15°接触角,高速的设计
4 \3 P7 j* Q6 d- O& ^DB 25°接触角,高速的设计
: B& O, m7 g" W6 c& d2 T" mFB 18°接触角,高速设计2 R) q$ h7 C: E* O2 L. ~( A1 Z
GA 通用匹配的轴承,预紧A级
# x) q: v; Z: B1 x$ x% IGB 通用匹配的轴承,预紧B类
! v/ A4 m) J3 yGC 通用匹配的轴承,预紧C类
7 |$ c5 Y3 K# H2 q5 ]4 T保持架设计和材质球:
. f2 d' E5 Y" E1 n" b- 纤维增强酚醛树脂的窗式保持架,外圈为中心(没有后缀)2 A0 w" Y: Q' O! t2 u7 {
- 球高碳铬钢(没有后缀)' l4 d: }( g/ v0 A
HC 球氮化硅制成的(如果不是指定的前缀)
+ S- T, r" w+ l. Y6 ?4 t公差:
# ] A5 J" n$ U; |" q& q8 yP4A ISO公差等级为4的尺寸精度,旋转精度比ISO 4级 2 u" Z; |! V" Y2 o0 c
Dimensional accuracy to ISO tolerance class 4, running accuracy better than ISO class 4
, ^3 X3 n- R+ r2 g; w6 E7 ?P7 ISO公差等级为4的尺寸精度,旋转精度比ISO 4级" b7 w2 m: M+ ~/ P; G2 r. m( s
Dimensional accuracy to ISO tolerance class 4, running accuracy better than ISO class 4+ m% k% Q# g, h
PA9A 尺寸和运行精度ABMA公差级ABEC 97 x6 v; _+ [( Q9 S
Dimensional and running accuracy to ABMA tolerance class ABEC 9$ K9 R! q6 b' [5 k' o; B
P9 尺寸和运行精度ABMA公差级ABEC 9
8 _$ R/ m0 }$ z3 | Dimensional and running accuracy to ABMA tolerance class ABEC 9
5 ]8 g/ p2 f4 @, b( }每套轴承: 0 Y' ?1 C+ A6 M" r1 N
D 2个轴承
) x6 O" M% Q, [' k. D* VT 3个轴承 J. H" a, X* P
Q 4个轴承. @4 S+ _3 P0 o5 W' W* Q" E
在匹配的套轴承布置:
1 A/ u, _5 x& B/ lB 背对背 Back-to-back8 a3 b J- k: q' F
F 面对面 Face-to-face# b, H3 [9 ]3 ]: s3 |- s
T 串联 Tandem7 y2 V5 E/ S' u; {
BT 背对背串联 Back-to-back tandem
, T9 j0 Y' r% h1 hFT 面对面串联 Face-to-face tandem$ w: |1 E1 a; ?$ O# Y0 \; ~
BC 背对背成对的串联 Back-to-back of pairs in tandem( C) I8 ]( f" C1 v1 J) `+ S! m
FC 面对面成对串联 Face-to-face of pairs in tandem 2 s5 C. C/ \6 K/ `; [& \
预压: U$ Q* m7 q2 x3 A* |& j3 V: z
A 轻预压 Light preload" Z* F2 `. |$ w# T. P+ }2 ]/ q
B 中预压 Medium preload! [+ r2 D- _- T. t$ z4 c/ }1 s: e
C 重预压 Heavy preload# j$ O/ ^2 q g6 |2 l! P- W, Q& R0 ]
G.. 特殊的压 Special preload, value in daN, e.g. G2404 ?" o: y" G' W$ U/ f" Y6 b( Y
4 N1 s$ C5 b! P# m/ ?' b9 @7 i以上资料来自SKF官网
& q! X+ R% M' {0 dhttp://www.skf.com/us/products/bearings-units-housings/high-super-precision-bearings/skf-high-precision-bearings/angular-contact-ball-bearings/desgination-system/index.html& {; o I/ g+ ^7 @3 l2 \' y) ~
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