健将 发表于 2013-9-26 07:47 7 w) @+ Z5 O) h9 g6 R6 m: K
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 ... 8 X8 ^) h$ u' u5 A+ y# X
Uhing Linear Drives should only be4 k3 {/ \. A" ^( U) S# H+ }
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used in conjunction with steel shafts) R5 Q9 K5 v8 Z: |* h- M& ^) t
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manufactured from induction surface, T, B* j: T+ A$ D& n
* }2 h7 w3 ^8 J$ | }& H4 phardened, ground and finished bar of1 A4 \1 q% G7 A7 ~! n
+ Q! z- N1 E) s/ i w; zthe following quality, minimum:
( Y# v7 z# Z$ E1 l9 m# M( p1.surface hardness: 50 HRC' [3 k+ X) q0 _
2.tolerance on diameter: h6
: B: I. m- f! S0 ^9 U! o0 p4 D. p3.out of roundness: maximum one
: q# q0 h7 i9 ihalf of the diameter variation permitted by ISO tolerance h6
; R3 S, Y0 ]5 O; K4true running tolerance 3 w7 g' B3 q- ^( W7 G; o% C
(DINISO1101): ≤0,1 mm( X5 t4 c& V8 M
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