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本帖最后由 LIAOYAO 于 2013-1-10 21:17 编辑 " Q: D8 i' v! Y% S; `9 A
# n' e" o; z% K9 A: @2 y71948.E.TPA.P2H.X3.UM.TBT; v7 O* E& J0 t3 j' T( o1 x
SKF高精密角接触球轴承的命名系统:4 ]$ M. V4 `; t
轴承系列:719 ISO尺寸系列19' i5 t5 M; U2 p0 H6 P2 X
轴承尺寸:48 内径尺寸240
: W5 w! s8 {" [/ e N1 @联系角度和内部设计:
% A1 _' H% d3 _( C% |6 f/ kACD 25°接触角- a" i' J; F; ]4 o3 Y
ACE 25°接触角,高速的设计
7 }5 B& |) ?; k6 _8 U$ A1 _CD 15°接触角1 W$ ]: }6 ?+ L d) v) `
CE 15°接触角,高速的设计
8 T$ _9 o5 z2 R1 t2 q5 \DB 25°接触角,高速的设计
- L& l0 B5 q# @2 i/ g! UFB 18°接触角,高速设计
8 d5 [* j2 s: G: i! V( |" ZGA 通用匹配的轴承,预紧A级7 X6 u7 F# m. z# i
GB 通用匹配的轴承,预紧B类( ?. L- z D- W; G T, u: b
GC 通用匹配的轴承,预紧C类" b; ~$ J4 v# s0 s* P
保持架设计和材质球:7 S# b! v* \/ q. \& O9 m6 {# T! {
- 纤维增强酚醛树脂的窗式保持架,外圈为中心(没有后缀)
" R; D- W6 X% p1 u- 球高碳铬钢(没有后缀)
2 p& U9 j/ ^% M8 jHC 球氮化硅制成的(如果不是指定的前缀)0 |9 b! T6 k7 E) b6 B0 l, I0 ?
公差: 4 U1 L/ Z0 Q' R3 r
P4A ISO公差等级为4的尺寸精度,旋转精度比ISO 4级
3 \' A+ _" M2 F: _+ T" S Dimensional accuracy to ISO tolerance class 4, running accuracy better than ISO class 43 E- U. a$ g$ N2 p- ?
P7 ISO公差等级为4的尺寸精度,旋转精度比ISO 4级
7 L! s1 J' T4 i% K8 r5 b+ p Dimensional accuracy to ISO tolerance class 4, running accuracy better than ISO class 4- W. p& z2 J% Q% u
PA9A 尺寸和运行精度ABMA公差级ABEC 9% S) J, ~8 B9 z7 e6 I
Dimensional and running accuracy to ABMA tolerance class ABEC 9
" y- q v: M1 P V2 B- m2 S& _P9 尺寸和运行精度ABMA公差级ABEC 91 G' Q3 _6 R' O$ e8 ?0 m& m
Dimensional and running accuracy to ABMA tolerance class ABEC 9
- I4 P% D7 f# ]: k每套轴承:
$ R, q) u$ \8 Q/ eD 2个轴承
- S; m4 H, g2 \2 MT 3个轴承
' u4 v. r/ `, N9 }1 H/ q* m( o! }Q 4个轴承
6 g5 s" K8 L1 X( p+ n在匹配的套轴承布置: " |2 n/ E _3 D& D/ Y0 m3 w; _
B 背对背 Back-to-back
# L1 F# f2 \& ^, X6 [8 g3 F6 iF 面对面 Face-to-face
. V; Y) [1 w0 x- K5 bT 串联 Tandem7 }+ @, r9 |/ Y2 O& {$ b# q
BT 背对背串联 Back-to-back tandem
9 D. y! I6 Y- Q& L0 VFT 面对面串联 Face-to-face tandem" L, o! A; h3 A1 Z6 b/ D y$ p8 |
BC 背对背成对的串联 Back-to-back of pairs in tandem& d% l9 z0 Y# F
FC 面对面成对串联 Face-to-face of pairs in tandem : n! u' _2 v( c% M+ p: S- k
预压:
& f! B1 Y. `1 e0 S0 L9 Z* `A 轻预压 Light preload" o2 l* A r/ K3 L+ D
B 中预压 Medium preload
' D' T2 W" ^. I9 fC 重预压 Heavy preload" r1 Z" g' f3 C2 X0 [/ F* o% s, D
G.. 特殊的压 Special preload, value in daN, e.g. G2405 Q* N" k4 }$ N$ I# K W1 V6 d4 j
/ |5 h( r h! @8 m. Z. k以上资料来自SKF官网8 w5 D2 z9 l; i; b1 q& a+ `6 g
http://www.skf.com/us/products/bearings-units-housings/high-super-precision-bearings/skf-high-precision-bearings/angular-contact-ball-bearings/desgination-system/index.html+ s5 A# r9 B" m8 F
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