Hướng dẫn lập trình CNC of NC

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    Hng dn lp trnh CNC of NCCho tt c cc bn tham gia din n c ng ! l"# r$i % Nhng l& th nhi'# mg(p ch)ng c( g n*n h+m na& ,in mod mnh "t nh- n& . m/ pic 0' CNC 1NC1 2C34nh 5m ch6ng ta 7ang "& c ng 0 mi8ng c9m manh o 0 c ng c( i'# :i;n

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    [ Qt X# lp trnh

    T q 3 sNH 3rong th mFc n& mnh 7E gii thi;# t ng phXn lp trnh cUa t ng h!ng mmnh bi8t b/i 0 a phXn anh 5m ch6ng ta :h+ng ngQn gMn nht d hi.# nht :h+ng ch#&*n 7"# cQtt ng phXn ri*ng bi;t?[

    4[ 2! l;nh 2[ 2! l;nh > cc m! l;nh 3 D H mnh 7E gii thi;# 7a# / mFc NC?C[ Hng dn lp trnh h; di'# hnh 2a atrol u#7ion N5,#7 ^f 2a atrol 2atri,N5,#7> :h# 0c D4N dSng rt nhi'# loi di'# hnh n& th5o mnh bi8t?[ Hng dn lp trnh h; di'# hnh ch& th5o m! ]D^1_]4_ [ Hng dn lp trnh NC ch& th5o ]D^1_]4

    4 2! l;nh 2[2vv [ pogram 7top > d ng ch9ng trnh tm th i :hi n n6t :h/i Jng ti8p tFcch& cc bc ti8p th5o ?2vB [ optional 7top >d ng ch9ng trnh :hi 8n l;nh mvB :hi :h+ng ti8p tFc:hi off ?

    2vO[ program 5nd > :8t th6c ch9ng trnh nhng :h+ng j#a& li t X#ch9ng trnh?2vP[ 7pindl5 forward rotation > :h/i Jng trFc ch=nh j#a& th5o chi'# :im$ng h$ ?2vk[ 7pindl5 r505r75 rotation > :h/i Jng trFc ch=nh j#a& ng

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    2PB [:=ch hot m! l;nh :h(a trFc2PO [hU& m! l;nh :h(a trFc > trFc d nh t"m ( cc bn nh / h; i'# hnh2atri, ch& l;nh 2zkB ho c 2zkO ta a trFc d nh t"m 8n 0 tr= ,c nhj#a& li ta c( th. dSng l;nh 2PO n& ?2PP[ ct dFng cF2kv[ bnh rZng di'# :hi.n trFc ch=nh / 0 tr= tr#ng gian2kB[ bnh rZng / 0 tr= B2kO[ 0 tr= O2kP [ 0 tr= P2kx[ chMn cm bi8n tr*n trFc ch=nh2kz[ chMn cm bi8n tr*n bn m&2k{[ hU& m! l;nh o05rrid52k|[ :=ch hot m! l;nh o05rrid52 v[ ph#n dX# lm ng#Ji j#a m i :hoan2 B[ :h/i Jng thi :h= 2 O[ thi :h= lm 7ch2 [ ph#n dX# lm mt dng 79ng mS2 { [ cc m! l;nh thi :h= lm mt cm bi8n2 |[ d ng thi :h=2x [ :i.m tra 0 tr= trFc `2xx[ bt t=n hi;# b- dFng cF2xz[ :i.m tra t#i b'n dFng cF2x{[ :yp trFc thL 2x|[ m/ :yp trFc thL 2zP[ tQt m! l;nh Ri ,Lng j#a trFc &

    2zk[ bt m! l;nh Ri ,Lng j#a trFc &2z [ tQt m! l;nh Ri ,Lng j#a trFc ,2zx[ bt m! l;nh Ri ,Lng j#a trFc ,2{v[ 2{B m/ tQt lm 7ch ph+i2{O[ c\a tI Jng m/2{P[ c\a tI Jng (ng2{{[ m/ lm ng#Ji trFc ch=nh2{|[ tQt lm ng#Ji trFc ch=nh2|x[ ch8 J ngQt macro

    2|z[ hU& dng ngQt macro2||[ :8t th6c ch9ng trnh nh- lngoi cc m! l;nh 2 tr*n c n cc m! l;nh :hc cUa ri*ng t ng h!ng 7n ,#tci ( chQc:h+ng c( :h+ng 7ao c n c( th dnh cho cc bc ch#&*n 7"#

    2! l;nh vv[ ,c nh 0 tr= vB[ nJi 7#& t#&8n t=nh > ng th)ng ch o ?vO[ nJi 7#& c#ng tr n hnh n(n cSng chi'# :im $ng h$> :hom lng?vP[ nJi 7#& c#ng tr n hnh n(n ng

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    v|[ d ng ch=nh ,cBv[ tha& i h; tMa J ph+iBB[ hU& tha& i tMa J ph+iBz[ chMn m t ph)ng gia c+ng WB{[ chMn m t ph)ng gia c+ng `B|[ chMn m t ph)ng gia cong `WOv[ t 9n 0 th5o h; inchOB[ t 9n 0 th5o h; mmOz[ j#a& 0' gRc m&O{[ tr/ 0' gRc m& tI JngO|[ j#a& 0' gRc m& thL O P ho c kPv[ i.m :h+ng thL O P kPB[ b- j#a m! l;nhPP[ cQt r5nkv[ hU& b- l;nh bS tr bn :=nhkB[ hi;# chnh bn :=nh dFng cF dao cQt / b*n trikO[ hi;# chnh bn :=nh dFng cF dao cQt b*n phikP[ bS chi'# di dFng cF > d9ng?kk[ b# chi'# di dFng cF > "m?k [ bS 0 tr= dFng cF tZngkx[ bS 0 tr= dFng cF gimkz[ bS 0 tr= dFng cF tZng O lXnk{[ bS 0 tr= dFng cF gim O lXnk|[ hU& bS chi'# di dFng cFP[ lIa trMn h; tMa J m&

    k[ lIa trMn h; tMa J ph+i thL nht[ lIa trMn h; tMa J ph+i thL Ox[ lIa trMn h; tMa J ph+i thL Pz[ lIa trMn h; tMa J ph+i thL k{[ lIa trMn h; tMa J ph+i thL |[ lIa trMn h; tMa J ph+i thL xxv[ ti8p cn th5o B hngxB[ m! l;nh d ng ch=nh ,cxP[ ch8 J 3aro

    xk[ ch8 J :i.m tra d ng ch=nh ,cx [ gMi macroxx[ gMi nh(m macrozP }~ {|[ ch8 J gia c+ng lzP[ gia c+ng l 7"# tRc J caozk[ ch# trnh tarozx[ ch# trnh :ho t l{B[ ch# trnh :hoan l n+ng{O[ ch# trnh :hoan l bc{P[ ch# trnh gia c+ng l 7"#{k[ ch# trnh taro{k@O ch# trnh taro cLng{k@P ch# trnh taro cLng r5n tri

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    { {x {{ {| ch# trnh :ho t l{z :ho t l m t 7a#|v t h; tMa J t#&;t Ri|B t h; tMa J gia 7R|O t h; tMa J ph+i|k t tRc J ti8n dao1ph6t| t tRc J ti8n dao10 ng|x t tRc J b. m t :h+ng i|z hU& tRc J b' m t :h+ng i|{ t :i.# n6t dao trong ch# trnh gia c+ng l|| t :i.# n6t dao trong ch# trnh gia c+ng l

    3r*n "& l B 7R m! l;nh 2 0 cho _]41]D^h+m na& c ng m#Jn mnh gii thi*# 8n "& l ti li;# . cc bn tham :hocho phXn lp trnh _]41]D^ mnh hng dn / mFc C 0 chU &8# / 0 ma atrol n5,#7 0a 2atri, ch& h; di'# hnh ri*ng cUa h!ng n*n c ng it :hidSng 8n m! l;nh n&2nh c ng mong nh ng anh 5m th+ng tho cc h; di'# hnh cho CNC NC cSng(ng g(p cho mMi ng i anh 5m b*n n& n(i ri*ng 0 tt c n(i ch#ng . anh5m cSng hMc h-i 0 c( c0 tRt h9nmnh lm 0' BBh BOh n*n tg rt l =t / ct& m& t=nh phi lm 0i;c :h+ng th.0i8t h8t nga& trong B O ng& 4 ^3? 0 gia c+ng trong> 4 ]N?_dg5 machining #nit > _ ?

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    "& l th mFc cho ch9ng trnh gia c+ng b' m t ngang th5o trFc > _ uC_? 3h5ading #nit > 3H ?th mFc chLa ch9ng trnh gia c+ng r5nriling #nit > T?th mFc chLa ch9ng trnh gia c+ng :hoan l

    3apping #nit >34q?th mFc chLa lm cc r5n th+ng th ng trong l c( cc bc r5n m c nhA

    th mFc chLa ch9ng trnh gia c+ng cQt ngang b' m t 0 W@@@@@@@_N :8t th6c ch9ng trnh> t9ng tI nh 2Pv ?Ngoi ra c n 0i :Y hi;# cho ch9ng trnh nhCorn5r > CN ? VVq 23 2_D@@@@Cc :Y hi;# n& trong ti;n c ng rt =t :hi 7\ dFng n8# 7\ dFng th li dnh chocc bc ch#&*n 7"# tm hi.# ho c cc bn m#Rn tm hi'# th h!& . 7a# mFc=ch cUa mnh l gii thi;# cho lm 7ao cc bn c( th. gia c+ng cc ch9ngtrnh 9n gin c n c( n(i c ng ch)ng . lm g n8# cc bn :h+ng tm hi.#ch#&*n 7"#@ 2ong cc bn th+ng cm

    O[ Y hi;# trong th mFc nh- [ gia c+ng th+u [ gia c+ng tinhA [ gia tRc lm th+uA[ gia tRc lm tinhT]N[ gia c+ng ng th)ng

    3q [ gia c+ng ng ch och # nm ngUa [ gia c+ng ng cong ng\a > cc bn th+ng cm mnh :h+ng0E bi.# t cc bn t/ng t

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    "& l bn 0E [

    0t li;# [ Dk Con th)ng X# [ pha& v di kon th)ng O pha& zv dai Pv

    ng cong ng\a c( bn :=nh v t c#Ri ng th)ng zv l*n {v di t v d8nh8t 7n phKmlm don r5n pha& v pitch O di P{ mm

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    "& l bn lp trnh 0i8t th5o ng+n l#nN^ 243 ^ 24 ] 2]N T_N 3H q2 u]N u]N` e^ u4C_v Dk C {v v B Ovvv v@O v@B BN^ N]3 A uA u__ _q 3^TT u3^TTB _ uC_ BBv Ovv v@P O B OD_ Dq3 Dq3` uq3 uq3` H{v v v v@v{

    N^ N]3 Cq3 Cq3` A uA u__ _q 3^TT u3^TTO 4 ^3 v {v v BPv Ovv v@O O@ P kD_ DHq DCN Dq3 Dq3` uq3 uq3` uCN 4 ] D HB T]N C v k v@v{O T]N C zv zv v@v{P zv zv {v BO v v@v{

    N^ N]3 N^ q]3CH e] 3H u]N]DH A uA u__ _q 3^TT u3^TTP A ^3 v B v Bv BOv v@v{ O @ D_ DCN Dq3 Dq3` uq3 uq3` uCN HB v k kv k v@v

    N^ N]3 CH42u T_4 2 T3] H 3 N 2 _ CDq _q3H 3^^Tk 3H ^3 v v O xv B Bv BOv xD_ Dq3 Dq3` uq3 uq3`B v v v P{

    N^ N]3 C^ 3_ _3 N N e @N^ C^N3 N 2 DH]u3x _N v v v v v

    C n "& mnh 0i8t th5o m! l;nh

    Pvvqv>C N D3T? {v@]v@`B @ DOvvv v@O e v@B CBPBxqB4 D BBvDuOvvuv@P O@3 B@3uOkOvNB {v@` @`v@ uv@v{

    PBvqO4B v {v@`v@D BPvDuOvvuv@O O@ 3 P@3uk@kOvNB4B C @ v@`k @ uv@v{NO4B@C @ zv@`zv@ uv@v{NP4k zv@`zv@ {v@BO @_ v@ uv@v{kOBPB|qP4B v BAv@eBv@DuBOvuv@v{ O@3uNB v@`k @ kv@`kPB{qk4B vCv_O@ xv BHB@O|| BvDBOv3xkOvPvBqxCv v_v v]v

    Ch6 th=ch q ^ 42

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    N^ [DR thL tI trong program

    243[cht li;# gia c+ng >0d[ 7k c 7cmkB na:{v@@@? c( rt nhi'# loi ghi 0o ( choc( th+i chL thIc cht loi no Zn dao nh th8 no gia tRc ntn @@@ dIa 0o :inhnghi;m

    ^ 2]N[chi'# rJng nht cht li;# gia c+ng > 0d[ cho t+i cFc 7Qt pha& k t+i ghi k chov ghi v ?

    ^ 2]N[chi'# nh- nht cht li;# gia c+ng > cho 7Qt c( :hoan l 7n r$i la kv thi di'nnh- h9n Bmm l P|@ thIc ra / "& c( ha& :h+ng c( l t+i 0n . l v ch)ng j#aghi gia . cho m& bi8t gii hn @ hi mnh lp trnh ghi la kv / "& cho dao,#Rng Pv th m& bo :h+ng 9c 0& th+i ?

    T_N 3H[d"& l chi'# di cUa 0t li;# gia c+ng > mnh :hi lt / "& th ng th*m chi'#di bn 0E :hong B ho c Ov . 7can nhanh h9n?

    q2[l gii hn tRc J j#a& ln nht trFc

    u]N:hong d gi a lm th+ 0 lm tinh / trFc > pha& ?mnh th ng ch . v@B 0 ct& mnh lm tinh bng m i v@O n*n m i lm tinhrt nhanh m n n a l chU &8# gia c+ng N4 {v loi n& J cLng do cao m& c ng mi n*n 7ai 7R gXn nh :h+ng c(cc bn ch6 Y n8# ch& 7n phKm 7l ln m :h+ng 75ting dao li n*n . v@Bho c v@O cho an ton 7n phKmu]N`:hong d gi a lm th+ 0 tinh / chi'# di 7n phKm

    _ uC_[t*n ch9ng trnh nh- l lm b' m t 7n phKm

    A[gia tRc ln nht cUa dao lm th+

    uA[gia tRc ln nht cUa dao lm tinh > c O t=nh cho tRc J j#a& trFc ch=nh?

    u__ [gia tRc i dao lm th+

    _q[

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    l 0= dF nh mnh . l O nh bn laap trnh / mFc Dq3`mnh l th dao 7E Zn / b' m t l lXn B Zn O mm lXn O Zn Omm . liv@Bmm cho lm tinh thIc hi;n / mFc u]N` v@B?

    3^TT7R rao lm th+ nh / phXn lm b' m t mnh tp . l dao 7R B ch)ng hn

    u3^TTdao lm tinh

    D_[7R thL tI trong ch9ng trnh nh-

    Dq3 [di.m gia c+ng cho dao 8n lm 0i;c

    Dq3`chi'# di 7n phKm dao cXn lm 0i;c > / mi ch9ng trnh 7pt c( h9i :hc BtY nh / _ uC_ th ldao cXn lm 0i;c nhng / lm b' m t trong 0 ngoai th l i.m cXn ch#&.nhng ?

    uq3"& l i.m 8n c#Ri cSng cUa dao cho chi'# > pha&? cUa 7n phKm nh mnh. l v dao 7E lm 0i;c 8n t"m ph+i

    uq3`t9ng tI nh tr*n nhng l chi'# di 7n phKm > / m& ma a: th chi'# i 0otrFc l d9ng cho lm trnh "m cho tham 7R cUa m& ng

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    D_[7R thL tI trong ch9ng trnh nh-DHq[:Y hi;# cho l;nh gia c+ng 0d nh [ T]N gia c+ng ng th)ng 3q gia c+ng ng ch o@@@DCN ["& l cc l;nh gia c+ng X# ch# trnh 0= dF nh ta m#Rn to 0#Rt g(c 0i ng cong ta ch cXn i'n 0o "& ta 7E c( nga& B ng cong /X# ch# trnh m#Rn gia c+ngDq3 ["& l i.m X# ti*n gi tr cho ch# trnh gia c+ng ng cong ho c d ngch o / "& :h+ng c( gi tr cho gia c+ng ng th)ngDq3`[c( c+ng dFng t9ng tI nh Dq3 nhng l gi tr chi'# diuq3 [i.m 8n c#Ri cUa gi tr cho B ch# trnh D_uq3`[i.m 8n c#Ri cSng cho gi tr ` cho B ch# trnh0id#[ ch& ng th)ng pha& Ov di Pv ta ch cXn i'n Dq3 Ov Dq3` PvuCN 1t9ng tI nh DCN nh "& l gia c+ng phXn c#Ri ch# trnh4 ] D1th[gi tr n& ch c( hi;# nghi;m 0i DHq l ch# trnh ng cong 0= dF to ngcong k ta i'n 4 ] D k ta c( ng cong k

    H["& l gia tRc cho dao lm tinh

    VCh9ng trnh to hR 0 cQt 0t phKm [ Aq]3CH[t9ng tI nh :hong cch bc r5n nhng "& l to hR la :hong cch gi a Oho c nhi'# hR c( cSng gi tr nh nha#e] 3H[b' di cUa hR c n J 7"#

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    Ch6 Y:hi lp trnh 0 gia c+ng n8# dSng trFc nh t"m anh 5m ch6 Y 8n 3qC 434"& l mFc Kn chLa rt nhi'# tr< gi6p tham bi8n tS& bi8n . m& gia c+ng c(nh ng ci ch6ng ta cL lp trnh nhng m& :h+ng lm 0i;c ta c( th. dSng 3qC434 l a li m& 0 m bo an ton gia c+ng / "&inh nghi;m[:hi gia c+ng ch6ng ta phi bi8t 8n loi 0t li;# m ch6ng ta ch#Kn b gia c+ng@. lp trnh c( gia tRc cho dao 0 t+c J cUa m& phS h

    H5artb5atOk|?T i n(i X#[Cho tt c cc bn %H+m na& mnh ti8p 8n phXn lp trnh bng cc m! l;nh@ qhXn h; i'# hnhng+n l#n cUa 2a a: th& =t anh 5m cSng tho l#n j# @ 2nh h& 0Mng / phXnn& nh ng anh 5m ang 0 ! j#an t"m 8n c9 :h= ch=nh ,c cSng tho l#n,+i ni h9n cSng chia 7 (ng g(p nh ng :inh nghi;m trong lp trnh 0 giac+ng @ . mMi ng i cSng hMc h-i %

    qh9ng php hMc[trong bi phXn n& mnh 7E gii thi;# B 7R ng#&*n c+ng 9n gin ph9ngphp lp trnh cc m! l;nh @ 3 ( cc bn c( th. tI lp trnh B bn 0E 9ngin n8# nh cc bn ! ch& m& ho c ang Lng m& c( th. cho m& ch&th\ cc ng#&*n c+ng (@ Nhng trc :hi cho m& ch& ho c tp 0i8t B ch9ngtrnh cho B ng#&*n c+ng cc bn n*n 0i8t ra gi& cho ng i lp ch9ng trnh /c+ng t& :i.m tra hJ ho c tRt nht l a th)ng cho gim Rc n( :i.m tra hJ@>A :hi n( bi8t mnh m#Rn hMc 0 c( th. 0i8t

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    ,a h9n cho mMi 0n ' cho mMi m! l;nh mnh tin rng :h+ng g l :h+ng th. @HM lm

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    Y hi;#Ch6 th=ch^

    3*n program

    3*n programNDR thL tI trong program

    T;nh di ch#&.n2T;nh phF W `

    3Ma J i.m A e

    3Ma J phF> 39ng Ri ?]

    3h+ng 7R phF nJi 7#& c#ng tr n

    n :=nh c#ng tr nuT T5ad } pitch , 7R r5n ?dSng h; ]nch [ v@vvvB~|@||||dSng h; mm [ v@vB~ vv@vD

    3Rc J trFc ch=nh 3ao

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    q 3h i gian chqq ^ 42 ch nhq

    3ham 7R phF ch# trnh4 C nh 0 g(c j#a& W `

    nh g(c j#a& j#anh trFc c bi;t ho c hi;# chnh dao_ nh 0 g(c j#a& j#anh trFc c bi;t

    8t th6c ch# trnh[u4N CP{vT1P{v]xkv]_^

    W_D2 i t*n ch ,#Rngu4N C1xkv]N@@@ @@@ @@@`@@@u@@@D@@@3@@@2@@@

    P{vT1P{v]N@@@ @@@ @@@`@@@u@@@D@@@3@@@2@@@>m i t*n ch ,#Rng?V ia c+ng cnc / ti;n chU &8# g$m cc ng#&*n c+ng 7a# [

    3i;n X# 3i;n r!nh 3i;n trF 3i;n l 3i;n r5n

    CQt Lthoan 3ng j#t 0' cc m! l;nh mi h; i'# hnh '# c( cc phi*n bn :hc nha# mi phi*n bn :hcnha# nh pht hnh li tha& i g ( c( th. cc m! l;nh c( th*m bt cc chLcnZng gia c+ng 0 c n th5o ti*# ch#Kn n& ti*# ch#Kn :ia ch"# ch"# # n(ich#ng rt l long ngong @ 4nh 5m ch6ng ta ch)ng phi l ch#&*n gia n& nMgio 7 n& :ia n*n th5o mnh ngh anh 5m ch6ng ta cL ch& loi no th tmhi.# th*m loi & @ C n c9 bn n( giRng nha# c th+i@ Da# "& mnh gii thi;#nh ng l;nh c9 bn anh 5m c( th. 7\ dFng trong cc gia c+ng th+ng th ngnh 7a#@

    V Cc m! l;nh cho trFc ch=nh [

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    v> |O?[ci t tRc J 0 ng ln nht> q2? |x[ci t tRc J m t :h+ng i >uq2[ f55t1ph6t? ti cc i.m dao ti8p ,6c 09iph+i m& 7E i'# chnh trFc ch=nh 7ao cho dS / bt : bn :=nh no tRc J m t:h+ng i @ . gii hn tRc J ma, / i.m ,v ta dSng l;nh v |z[ci t tRc J trFc ch=nh :h+ng i > q2[ 0 ng1ph6t? :hi dSng l;nh n& 7E hU&b- l;nh |xVCc m! l;nh ,c nh 9n 0 o [ Ov[ dSng d9n 0 o h; inch OB[ dSng d9n 0 o h; m t

    V Da# "& mnh l& B 0= dF 0a lp ch9ng trnh cho m& 0a ch6 th=ch t ng phXntrong bi tp 7\ dFng cc l;nh v |x vv vB kv kB kO zv zB zk

    H] 4^[ ao 7+ B [lm th+ m t ngoi > {? 3vBvB ao 7R P[lm tinh m t ngoi> k? 3vPvP ao 7R O[m i :hoan phi O{ 3vOvO

    ao 7R k[lm th+ m t trong > {? 3vkvk ao 7R x[lm tinh m t trong > k? 3vxvx

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    T lm th+ m t ngoi ?v DOvvv|x DB{v 2vP 3vBvvvv BBv@`v@O 2v{ 3vBvBvB B@x uv@Ovv Bvz@`P@zB O@ B@zB qBv Ov v@ ev@O uv@ONBv kO vv xv@vB `O@ uv@B{{v@ P@`B @ B@BvveBNOv kv Bvvv B v@`Ovv2vB

    VNO> lm tinh m t ngoi?

    v DOvvv|x DOvv 2vPvv x @`v 3vPvP 2v{vB v@{ uv@B{vv Bv @`B@zv qBv Ov > uv@B ?vv B v@`Ovv2vB

    VNP> :hoan l ?|z D vv 2vPvv v `P 3vOvO 2v{zk B@zk ` @Bvvv uv@Ovv Bvv@`B v@3vOvv2vB

    VNk> lm th+ m t trong ?v DOvvv|x DB{v 2vPvv O{@`B@3vkvk 2v{zB O@ B@

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    zB qPv kv v@ ev@O uv@ONPv kB vv kvvB `B @uv@BP @`Ok@PP`kOPvNkv kv ` vvv B v@ `Ovv2vB

    VN > lm tinh m t trong ?v DOvvv|x DOvv 2^Pvv O{@`B@3vxvx 2v{zv qPv kv >uv@B ?vv B v@`Ovv@2Pv

    2nh 0i8t ch9ng trnh ra "& cc bn Mc j#a 0 tm hi.# mai mnh 7E po7tti8p phXn ch6 th=ch chi ti8t 0a 7\ dFng cc l;nh h+m na& di lm 0* m#+n j#:h+ng 0i8t 7ong

  • 8/13/2019 Hng dn lp trnh CNC of NC

    20/21

    B l chi'# 7"# lt cQt nh- nhtB l :hong cch off75t cUa j# trnh gia c+ng tinh c"# l;nh thL O> ?@@@W>e? tMa J i.m =ch cUa r5n>0d [ nh ta lp trnh cho r5n 2Pv qB@ th th5o ti*# ch#Kn th / "& O{@OO 0chi'# cao ti*# ch#Kn r5n qB@ l v@{| , O ?O l g=a tr g(c nghi*ng t9ng Ri 0i g(c trF g(c trF / r5n l v nhng aphXn :h+ng cXn lp trnh gi tr n&qO l gi tr J cao cUa r5nO l gi tr J cao lt cQt X# ti*nu l bc r5nch6 Y [trong h; di'# hnh u4N C 0 A]D]^N xkvi c( gi tr B1Bvvv trong lp trnh0d [ nh J 7"# r5n ti*# ch#Kn qB@ } v@{| th lp trinh trong zx gi tr} q{|vtrong phi*n bn A]D]^N P{vT 0 P{vi c( gi tr B1Bvvvv

    T;nh |O [ 3i*# ch#Kn [ |O>4? } z{ > ? } OB>C?c# tr6c l;nh [dSng cho r5n th)ng [|O > ?@@@`>e?@@@u@@@dSng cho r5n c+n [|O > ?@@@`>e?@@@ @@@u@@@

    3rong ( [

    > ? `>e? [ tMa J =chu [ bc r5n >T_4 ? [ =ch thc gia 7R c+n tr*n trFc ` c( hng > ho c ?0d [

    3o r5n 2Pv , q B@ > Chi'# di Ozmm ?

  • 8/13/2019 Hng dn lp trnh CNC of NC

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    ta c( th+ng 7R ti*# ch#Kn nh 7a# [J cao r5n [ v@{| mmcho dao Zn x lXn 0i thL tI [v@Pmm1v@Omm1v@Bkmm1v@BOmm1v@v{mm1v@v mmTp trnh [|z Dzvv 3vBvB 2vP

    vv P @`P@|O O|@k`Oz@uB@ > } Pv v@P , O ?O|@ > } O|@k v@O , O ?O{@zO > } O| v@Bk , O ?O{@k{ > } O{@zO v@BO , O ?O{@PO > } O{@k{ v@v{ , O ?O{@OO > } O{@PO v@v , O ?vv Bvv@`Bvv

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