健將 發(fā)表于 2013-9-26 07:47 + Z- E$ P+ Z! b) F" h
已經(jīng)到了長徑比40倍的及限了,用中頻淬火,控制深層,多做幾次去應力,用臺灣產(chǎn)的無心磨通過磨,就ok,我這里是生 ...
% r: j: [1 z) ]' n- s0 zUhing Linear Drives should only be; t7 \- e$ P% |' a Q" M8 Y
0 V0 F; B! c" G" ]7 d+ L" Kused in conjunction with steel shafts 0 _& E, B: V( w6 h# | 3 R9 {3 x. ?6 D" m) Lmanufactured from induction surface 8 y# w# O& g6 l I! s$ i$ x0 M) e7 u5 N8 j8 m: i2 V, l; x% p
hardened, ground and finished bar of& y6 }4 }5 s9 f \2 F. V
5 \ c7 n- s' r! l9 }' t* u9 Z$ U% zthe following quality, minimum:4 e% w1 F2 g6 v$ E
1.surface hardness: 50 HRC! s3 m! N4 A: d
2.tolerance on diameter: h6$ O' u3 }& @. X
3.out of roundness: maximum one + g" ]- w9 X: R' `; [half of the diameter variation permitted by ISO tolerance h6 # [; @7 |# M5 z5 F4true running tolerance : V2 W0 o, |1 l" B
(DINISO1101): ≤0,1 mm& w. l: z) M$ z