健将 发表于 2013-9-26 07:47
9 c2 M! e d9 a& f7 a) o: @# \! d( X已经到了长径比40倍的及限了,用中频淬火,控制深层,多做几次去应力,用台湾产的无心磨通过磨,就ok,我这里是生 ...
& P! |; C8 t' A* Z( S& S Uhing Linear Drives should only be$ m6 ], c; k0 f7 n- }! m- ~+ A# O4 ~
3 T! l2 T& o/ f# bused in conjunction with steel shafts ) c% u* R, t: w% t' C0 E+ i; b& T. J8 p9 j manufactured from induction surfaceF& I( h9 ? P* `
1 M0 Q$ d, a5 g+ }, z/ y2 M1 rhardened, ground and finished bar of 9 Z. `* K5 a N8 e Z/ {' @: c" a; n0 [$ R* q" s- C1 s the following quality, minimum:6 b! o# H# o, Q4 i1 j4 C# b) v 1.surface hardness: 50 HRC ! n; u+ }. |. H, I1 [2.tolerance on diameter: h6 Y5 T; c3 N3 H @4 r6 k# X& e3 [3.out of roundness: maximum one " v. @5 B8 E6 K# |8 ehalf of the diameter variation permitted by ISO tolerance h6 . p5 t# j7 O" ]8 P4true running tolerance % N2 a! l4 _' g0 S1 R+ G5 P% `(DINISO1101): ≤0,1 mme0 Z8 X. A* A. N
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