數控車床，車鋁合金工件40.5mm的內孔，公差0.03mm，一批車下來內孔尺寸逐漸變大大概四十件（一個小時）變大0.01mm。我們做了系統X軸的重復定位測試，一個小時變化在0.002mm之內。另外，內孔車得不圓，橢了0.005mm到0.01mm。請大家幫忙分析！
0 ?/ j4 o/ B+ W" \: [# M6 E5 w. S: ~3 ^
序號 左右位（mm） 上下位（mm）
r; B6 i( Q$ S* d2 ?# ~* L1 40.508 40.508- c& z/ c" `1 l& P' t
2 40.508 40.513; |6 v+ w& {9 B
3 40.511 40.513
+ c+ k) J8 H7 Y$ H4 40.51 40.5129 |: i. A% E" [: P) k( L
5 40.509 40.509; [# d8 F+ W/ i3 E" a6 h9 N
6 40.511 40.511
% @* C9 e! ~, G$ }/ V4 a7 40.511 40.511
- f) G. l# g$ N% e5 }+ a8 40.51 40.512/ |/ i' [8 d9 E; q' V9 w
9 40.51 40.511# l, R# K8 H" I) Y7 p
10 40.512 40.5132 W! |( e) V# a. O
11 40.51 40.5138 B0 U/ V& K# G# n9 y1 X; h. E
12 40.512 40.515: R" j/ e, [5 F
13 40.511 40.514
; h, w% p' H2 \( Y6 l8 u/ A14 40.509 40.511
( `* C9 |+ [2 P/ K6 V- Z# |. g15 40.51 40.511
- S5 f& ~) t( b16 40.511 40.513, }8 p9 l' V0 T7 S7 y- A8 y
17 40.51 40.511
6 @% b& q+ i4 v- C1 _ Y) Z- R18 40.511 40.5139 \; ?; j' p, x. J
19 40.512 40.514
* u* |; q/ \# N7 M$ ^! Z& ^3 Y7 K20 40.512 40.5163 M. j4 x/ V# Q" ]
21 40.513 40.5156 u2 b6 c) V) }% t6 N
22 40.514 40.517( ?: C& m9 s# z% \. p
23 40.514 40.517
& e3 v' B! E! s1 G9 W; x7 b0 t24 40.513 40.516" a, K7 M# A7 o0 a3 I9 i
25 40.513 40.517
. R1 p, p9 @+ a8 X* O26 40.515 40.518
" ~" W/ ~1 r. @" Y27 40.515 40.526 ?" n9 d$ X$ R+ ]
28 40.516 40.521& F2 i" n; p. ~) v% N
29 40.516 40.52
8 O, _6 w D( W/ ?( W/ w0 f4 r30 40.517 40.521# I/ m/ \- w0 E) s# p7 e
31 40.518 40.52
3 }& T6 c' z# V# X" M) B32 40.518 40.5222 P. ~7 T8 u) H# Q$ ^
33 40.517 40.5191 r" o% L" i( ~
34 40.519 40.5219 ^1 \( O8 C+ _& y8 E! w% E
35 40.515 40.525
; b0 T4 Y% e$ M: p5 f* e' A36 40.52 40.52, \: R* Y# D3 V
37 40.52 40.5244 v c4 V; ]; ~6 k; T+ z- m5 q" P) t
38 40.521 40.522( Z& K( |, i" z1 O& o' v
39 40.52 40.523" A" O6 Y, G. P6 N
40 40.521 40.523 |
發表于 2010-1-25 13:32:24
QQ好友和群
QQ空間
