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 G: e6 v0 \0 A7 y
4 N: v0 w3 \4 T! y2 D& z" Q) w( R序號 左右位（mm） 上下位（mm）) C- B9 O! I7 H, d7 o
1 40.508 40.508
; w" i, J! V6 m1 U2 40.508 40.5139 x2 Q, J8 D0 o. b5 w& q
3 40.511 40.513) Z( l) V/ \8 v3 s
4 40.51 40.5125 l. Y( \$ h2 o% p, ^6 x
5 40.509 40.509: h0 D' ?1 }7 I7 E# L" E- m; q
6 40.511 40.511
) d% H' p4 u4 r3 \5 u1 H0 A4 ]5 H7 40.511 40.5115 @' I! @: S% {
8 40.51 40.512
9 B- S. p: b' x1 Q9 40.51 40.511+ N, h; O! h7 A* E' H+ @) t
10 40.512 40.513
( c y; {; y; R" g k5 [11 40.51 40.5133 L2 r7 t5 r: u% G+ K) C
12 40.512 40.515
: e5 v9 F) `' v7 j! c) I% I13 40.511 40.5149 J% ^8 E) s4 _4 p- O+ c
14 40.509 40.5117 G. d; Q) H; s1 A5 g$ @* X
15 40.51 40.5110 F. p! t) \( z2 h5 F# V# Y% S) F4 b
16 40.511 40.513 H! K) K( B5 Z
17 40.51 40.511
: q/ t* K3 B/ ^1 U18 40.511 40.513
6 }2 [ ~- `2 ? B. V& \% N19 40.512 40.514
, C/ ]2 C5 N1 |! Z20 40.512 40.516+ \) x2 Z% Q5 t9 i" I. B
21 40.513 40.515
4 ~8 m' v' g( K$ ]: _3 h22 40.514 40.5176 E; W7 i" b+ F0 v& C8 C) U' y
23 40.514 40.517
3 k D9 y4 R6 P+ O. w0 f, x24 40.513 40.516
3 a3 C% k* z9 E25 40.513 40.517, |; h0 w" X" y
26 40.515 40.518
6 ^$ S6 }! D& O9 o6 c/ c; _27 40.515 40.52
. t* u7 F; l; ]/ v28 40.516 40.521
5 w5 w7 X4 N) h8 W# M; h" u29 40.516 40.52
' k) A. ?3 c( C2 J) d30 40.517 40.521
# Y4 k, A$ m0 Q9 }6 J2 U& u$ t31 40.518 40.52% Y9 `% l; a R' M
32 40.518 40.522
, w: s- g0 q6 g33 40.517 40.519
# \4 K1 v O# _. e- g4 u9 J8 t6 _3 ~34 40.519 40.521# j# ?. Z- G, f* t9 ^, T
35 40.515 40.525
, d( S; C3 X6 h- p7 B' W$ y36 40.52 40.521 @! P6 S' K5 `6 i( F" W0 k
37 40.52 40.524' k- R0 E5 N& r# j0 e7 ^
38 40.521 40.522% X# Y# `6 z. i, m" m7 ?
39 40.52 40.523
" w# f' B9 \0 V! W. h% K40 40.521 40.523 |
發表于 2010-1-25 13:32:24
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