8 E5 u7 ~, i9 m0 GNOTES:# r( D4 ?. c* Z' I# ^8 q X# K6 i
1. MATERIAL: ALLOY STEEL 9310H-NORMALIZED & TEMPERED TP HRc 32-40 ) z9 @6 I$ ~# U, w' `, G(AIR CRAFT QUALITY FORGING).9 t% L' b8 g* `
2. CENTERS ARE MANDATORY ON BOTH ENDS OF SHAFT. ALL DIAMETERS MUST) ]4 c9 `* j& C: c) B! q
BE MACHINED USING THESE CENTERS AND -A- & -B- DIAMETERS MUST BE ! `( K7 x$ D1 x! gCONCENTRIC TO THESE CENTERS WITHIN 0.005 TIR. 8 W6 B f$ j3 u1 h) A3. DYNAMICALLY BALANCE WITHING 0.26 OZ-IN AT PLANES INDICATED.. x5 B- X( N' n
INSTALL HALF-KEY IN THE KEYWAY DURING BALANCING.' H0 g9 |$ r' w4 @+ B7 @' a5 {
4. PROTECT THESE SURFACES FROM SCRATCHES AND TOOL MARKS.0 r3 m6 d. `, K5 l6 W# G4 e
5. WHILE HOBBING LEAVE .29-.30 GRINDING STOCK TO FINISH THE GEAR. k8 E4 R3 e2 s% j3 ?" q3 S
6. CASE CARBURISE AREA MARKED (**) AND HARDEN TO RC 58-64. FINISHED( L( r7 S) N4 W2 _
CASE DEPTH TO BE RC 50 AT 0.4-0.6 DEEP. REMAINDER TO BE RC 32-40.# N, v; O5 ?! G, O3 i# `
7. GRIND THE TEETH PER GEAR DATA AFTER HARDENING.5 M2 B9 v& |) ~! a
8. DO NOT GRIND ROOT OF GEAR TOOTH. USE PROTUBERANT HOB. $ J6 ~# }) W& z2 k- U! I1 c1 V9. ALL FILLET RADII TO BE CAREFULLY BLENDED, POLISHED AND FREE OF + {' h8 \& R A2 bTOOL MARKS. / [2 U' b1 h# X" |- p10.UNLESS OTHERWISE SPECIFIED, CONCENTRICITY, SQUARENESS & ( _+ ^( k& j" J! b6 G# {7 ]) T, wPARALLELISM TO BE WITHIN 0.254 TIR , J: } u2 c( X% ]% N4 ~7 A11.GEAR ACCURACY DATA TO BE DETERMINED FROM DATUM -A- & -B- (SHAFT). * `, ? [5 _! m' U6 b# R( A12.MAGNETIC PARTICLE TEST AND INSTPECT. ) @# ~2 r, n, N& I7 f7 u13.AFTER FINAL GRINDING, BLEND ALL SHARP EDGES, REMOVE ALL BURRS. 7 M( J# Q* K8 ?. U14.BURNISH MARKED AREA WITH (*). - `/ B' W( U8 x作者: 机械神话 时间: 2012-3-26 20:30
希望看到这张图,机械图纸是图文并存的,不可分离。作者: itwotwo 时间: 2012-4-2 08:51
这是你自己出图纸给鬼佬加工的? 0 |0 Q! z; \8 q( Y. x) p* s' z1. MATERIAL: ALLOY STEEL 9310H-NORMALIZED & TEMPERED TP HRc 32-40.(AIR CRAFT QUALITY FORGING).# R. }6 ?8 p+ E, T, j
材质应写入材质栏,这里只要写热处理方式和最终硬度 6 I3 B, ]% N1 h# v6 F2. CENTERS ARE MANDATORY ON BOTH ENDS OF SHAFT. ALL DIAMETERS MUST BE MACHINED USING THESE CENTERS AND -A- & -B- DIAMETERS MUST BE CONCENTRIC TO THESE CENTERS WITHIN 0.005 TIR.& J5 _! E* S$ T. q! _8 w' O
这里的轴可能用axis比较合适,因为这根轴线不是实际存在的东西,同轴度本身就是个跳动值所以不用TIR。更应该直接标在图上。) v# x& {* d+ A4 `4 w4 S
3.DYNAMICALLY BALANCE WITHING 0.26 OZ-IN AT PLANES INDICATED INSTALL HALF-KEY IN THE KEYWAY DURING BALANCING." f3 W6 j) G; l5 J" ^
半键连接?动平衡因该在整根轴带齿轮的装配体完成后整体做的,把这个要求写在这里应该要REF一个装配图要求。% b4 K4 q* ?2 [6 w* Z' ?3 c
4. PROTECT THESE SURFACES FROM SCRATCHES AND TOOL MARKS. 6 V: h; m1 d+ h保护刮伤正常,保护刀痕不正常。刀痕都是加工出来的,不存在保护就会消失。1 g; K5 E6 B9 F) J M) B( ^
5. WHILE HOBBING LEAVE .29-.30 GRINDING STOCK TO FINISH THE GEAR. 0 V3 o5 [9 |( {# |" J6 O6 @* P) r?这是客户对供应商的产品需求吗?怎么看起来像打工做工艺分析的? ( O% K' D; v6 ^ o/ S6. CASE CARBURISE AREA MARKED (**) AND HARDEN TO RC 58-64. FINISHED CASE DEPTH TO BE RC 50 AT 0.4-0.6 DEEP. REMAINDER TO BE RC 32-40: ]6 ?; Y! m4 q" B3 j
7. GRIND THE TEETH PER GEAR DATA AFTER HARDENING: f3 Y [% a, e! q+ `
8. DO NOT GRIND ROOT OF GEAR TOOTH. USE PROTUBERANT HOB.# K, G) ^; C. L5 r# {9 V
这是不是滚压齿底的意思?用roll 8 X9 B* t, e/ S0 l1 z1 i, z( l9. ALL FILLET RADII TO BE CAREFULLY BLENDED, POLISHED AND FREE OF TOOL MARKS., i& S. f: e3 y4 v5 W# W
倒角处订个1.6的光洁度就行 8 s' g9 u8 C1 s- | j10.UNLESS OTHERWISE SPECIFIED, CONCENTRICITY, SQUARENESS & PARALLELISM TO BE WITHIN 0.254 TIR ) D/ T' U7 h+ u8 f同轴度,垂直度,平行度都要有参照标准的,哪有可能没有specified啊?而且本身这3个值本身就是TIR,不需要说明 4 k Z; V* C8 S12.MAGNETIC PARTICLE TEST AND INSTPECT.: A& f% Q9 b1 f& ^/ {+ C" W& P! n
探伤之后要说哪些区域有伤可接受或者全部不接受1 O1 k$ K5 ^% S' {! w
13.AFTER FINAL GRINDING, BLEND ALL SHARP EDGES, REMOVE ALL BURRS." v- ^. }+ A9 `$ f: H+ K+ j! ?
我通常会用Break all burr. Sharp edge本身在机械零件里不是缺陷,该有的地方是你设计成它有。要是日用品就不能存在sharp edge。 7 W1 f! b& S" l$ q+ x1 q2 H14.BURNISH MARKED AREA WITH (*). 0 [6 I$ R- _3 p u2 F + T+ O4 s" g* \" z O老兄的东西每次看都有新发现。但是如果是一个齿轮的note,好像该有的东西全部没有: 0 A8 ?4 S* L- \1 b' a8 gtop circle & q* ^& p/ C0 W9 |root circle 2 o/ m0 x5 M& g( Paddendum & n5 l) n: t( _1 [dedendum6 k- P" s' t' r3 L" @
tooth height 0 d2 b8 [0 x$ G, {6 Wpitch distance+ T9 u. C0 @: n0 w
这些都应该有上下公差或者标准值+ Z! s+ E' I6 i" v, B
presure angle应该要指出2 s$ f! q/ O- V# J; B h3 d3 u