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本帖最后由 ta488 于 2012-11-1 09:40 编辑 6 x( L& R. v+ a
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UG 等其它Cam软件 2D刀路都有拐角减速及圆弧插补进给速度改写功能,Mastercam通过编写后处理可以实现,方法下叙。
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修改pncoutput #Movement output . C: u% }3 P/ q2 N# W
pncoutput #Movement output
: ]2 w9 O9 h' g; L$ ~; n, n! S#..................................................................................................................................................+ c! X& T( D+ J3 w4 H7 L0 c
if gcode$ = one & mi3$ = 0, plinout0 G* c# S/ \& q) z, x
if gcode$ = one & mi3$ < 0, plinout_force_f8 r# |6 O V/ D
if gcode$ = one & mi3$ >0, plinout_corner_dec8 M4 n# f+ O& p3 ?# k' o
if (gcode$ > one & gcode$ < four) & mi3$ = 0, pcirout
, [+ W6 v6 i) c# \: U! F, m if (gcode$ > one & gcode$ < four) & mi3$, pcirout_corner_dec" \$ D" l6 ]9 a
#.................................................................................................................................................; A1 n8 F7 G& q' f( ^8 M H1 G0 X: I9 ?
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后处理末尾插入以下代码# z( i2 A- a7 g) R
#----------------------------------------------------------------------------------------------------------------------
5 t) S4 Y/ _" _ y2 D) f#功能说明
4 U4 V+ o1 H& G% @3 u0 f0 f# 2D toolpath corner decelerate #2D拐角减速及圆弧插补减速后处理
9 z+ }8 G1 y( K4 O+ ]3 V, p# Only support ABS. NCI point #仅支持绝对编程方式
! a9 \7 J; F0 t1 M# support G02/G03 feed override, arcoutput$=1 #支持圆弧插补减速
, [; H; D' }8 n5 V0 `/ U6 C# Nonsupport post 3D NCI, Nonsupport post Ramp #不支持3D刀路,不支持螺旋插补
$ S, \: n) Z& p2 _6 o#mi3$ #mi3 进给改写,编程时在Misc values输入
3 V! c0 S- Z4 G9 H3 B: b #正值表示直线和圆弧都减速,7 f* b" X7 w" P4 e1 ~5 @2 n
#负值仅圆弧减速,
( Y U# w/ R, g #0不启用减速后处理。; T% _$ N1 t5 W5 N# \+ q
#-----------------------------------------------------------------------------------------------------------------------; a! ?% ~9 e1 T
#用户参数
, o6 H% z- U" Z& P3 p9 l#min_distance : 5 # setting min_distance to break 直线减速距离,打断长度57 b8 I6 G& C: N$ m
#skip_distance :10 # to skip the line length small than直线长度小于10,直接减速不打断 7 L2 ? d% c' H& ?; x! |( e: F. e
#small_r : 2 # <= R2 use ov_f overiide feed 小于等于R2用Mi3参数改写圆弧插补进给
4 M( L# U- [& ~0 G#big_r : 10 # R2<R<=R10 use 80% feed$ override feed 小于等于R10且大于R2圆弧用80%进给改写,大于R10圆弧不改写进给
& c- Z% A- m$ ?; Z v- [+ Q8 d0 p8 C#-------------------------------------------------------------------------------------------------------------------------& R( O$ k, Q* c1 i
#作者信息
$ f& v- _% U' s m0 n6 c# Programmer TA : R2 ^( O9 K2 W7 a( Z4 ~. q, z
# Version v1.0
3 _& C/ f- S5 X. t* [& }# Date 2012-10 / N8 h! W; ]6 V* |
# 不明白之处请到博客咨询
. [3 }0 m" J4 @; z+ p1 Q: w7 Y: l#Blog http://attao.blog.163.com
/ m8 x+ T/ ^) s/ i: o9 ?#请保留开发者个人信息,以示对作者尊重
2 a4 j5 X0 V+ \' p1 C+ U- O3 A' M7 L0 o#---------------------------------------------------------------------------------------------------------------------- v3 a9 V! @0 z4 o
fmt 1 x1 # line end point one 3 z( f$ j3 S& c V% e
fmt 1 y1 2 X+ S/ R! e( y) S h0 M
fmt 1 z1 ; F3 |. T2 D, |: B5 O$ T
fmt 1 x2 # line end point two f5 a* K! A3 e% a0 R
fmt 1 y2- e# f7 H" ] ]+ ]- F
fmt 1 z2: v% v$ h2 O' m) f6 T
#-------
$ i @) V' i9 R" z e% x% p# t ]fmt 1 xcenter # arc data 2 D6 ?! C" [+ k! T6 z
fmt 1 ycenter
: ]9 u7 Q9 t; yfmt 1 radius7 I5 Q' ]4 i7 `- z2 m! h. N( H
fmt 1 start5 `& s- r- P( u. w
fmt 1 arcsweep6 R: \ d1 U, d; v# c8 _
#--------* d; Y; n2 o: \) J% N& z8 h1 v; @& p
fmt "X" 2 int1x # intersect point one (result point)
4 f, w' R9 Z7 `5 x0 W/ sfmt "Y" 2 int1y$ `1 ?2 _0 d" M! w$ H7 R) b* E
fmt "Z" 2 int1z" C. \. @- s! F, J1 ?
fmt "X" 2 int2x # intersect point one (result point) ! Z) Y; m6 w" A$ O0 f
fmt "Y" 2 int2y
`, C C( e5 j( O, E# U- I4 O! jfmt "Z" 2 int2z/ @* F6 Q' N9 Q, h9 h/ A0 K) \* j
#-----------
% b2 }1 q+ r. p, a, e0 J, }fmt "F" 15 ov_f" ~% \4 x- ^$ @8 A) Q M2 q& p/ X
fmt "F" 15 ov_f2
! O3 G0 B6 N0 z/ s; {: h8 V- }% x#----------
) w% l7 {7 W2 D/ a. pfmt 1 min_distance) ~$ H) M" @" f
fmt 1 skip_distance* F) N' U6 H5 Z% d0 M0 y+ p
fmt 1 skip_dis: C" K% a+ g+ J6 K, Q. ^5 E
fmt 1 small_R
& T! b$ A8 y2 o+ @9 K8 kfmt 1 big_R; }2 R+ m5 O! I# |" E
& f" b. Y6 Z* c; {- y) q a6 ~xtol$ : 0.00001 # tolerance, default = 0.0001 . A4 g3 |: B) L( l! f1 J
skip_dis :0 # Do not modify' i" y5 H* [, j, l) [$ C
min_distance : 5 # setting min_distance to break
1 @" z {: L5 Z$ uskip_distance :10 # to skip the line length small than& y+ I5 m) z$ l+ ]0 g* h' b
small_r : 2 # <= R2 use ov_f overiide feed% w/ D: ~. Z$ T% h( _$ W" W
big_r : 10 # R2<R<=R10 use 80% feed$ override feed m3 R; Y, U4 [$ n1 S0 e
plinout_corner_dec # postline to set corner decelerate
$ z/ F& O% t& ^, w& `- W # B; C, v! b* L8 p) L8 S- l& g
ov_f=feed #init. feed" S% h! m! P+ ?- g, g
if mi3$,ov_f=abs(mi3$) # mi3$ override feed
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ptnearx$ = xabs # near point
8 Y, Z5 h6 L/ T( t ptneary$ = yabs: O) q" `% u/ m* J U( v
ptnearz$ = 0
8 v0 p5 I( b! Q7 r& r" d/ f x1 = prv_xabs # line start point one
; c- b9 k/ T! S$ Q y1 = prv_yabs$ P* M, `) Q T% i& r# S+ y3 C7 K- [
z1 = zabs
& [ @0 q- M8 _2 n& r x2 = xabs # line end point two
/ r9 L: c w$ T* y" z1 u y2 = yabs
! ?9 u6 K$ }% _- ^/ V/ z E9 v# V z2 = zabs! \, ]: a1 t( T9 F/ d
xcenter = prv_xabs # findinter
" |' ^* q1 J) w3 z" k+ D ycenter = prv_yabs, l+ L; g Q% f$ b
radius = min_distance h. C- k' `) W8 \$ u W7 |
start = 0
+ Q% Q# r+ Z w* K: p! J arcsweep = 3606 l: Q6 M) p' c$ s7 o+ |+ e
int1x = xla(x1,xcenter) $ R+ x/ O/ p/ c$ e. Z
if (t1$<0.998&t1$>0.002),skip_dis=min_distance/t1$
) K3 W# ~2 H3 G" c& r- P+ h4 { if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia, *int1x, *int1y, *ov_f, e$/ k2 z8 O, h: ^! {# M
# "(","intersect P1 ",*int1x," ",*int1y, " ",*int1z," ", " ", "startpiont ",*x1," ",*y1," ",*z1," ", "endpiont "*x2," ",*y2," ",*z2,*t1$,*t2$,"skip_dis",*skip_dis,"skip_distance",*skip_distance,")",e$ # only For debug
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1 M' `1 c, o% p3 b6 V0 Z ptnearx$ = prv_xabs # near point & R5 o; ~( ~) Z: R+ m, H7 |: y2 G
ptneary$ = prv_yabs
3 W& x8 ~" W# ?4 Z( S; [, K2 l x1 = prv_xabs # line start point one ' ?7 w! D- _. ^, y9 }* G
y1 = prv_yabs
% c7 U+ w. S0 q, I& e' \- ~ z1 = zabs
K/ F! X; X8 v! G' c" d6 U$ P7 y x2 = xabs # line end point two ' Z9 F: k) j0 U L0 U
y2 = yabs
5 |. o, { n" E, h9 _ z2 = zabs8 n. m2 Y7 F0 D& y) ]# M. k
xcenter = xabs # findinter0 G: |6 S4 P1 g& n+ b T( D
ycenter = yabs) ?" q$ X2 v4 s- B
radius = min_distance
8 w7 z3 }2 M$ K ^, W0 q F start = 01 X; K( V6 S: c4 s! z; r8 b
arcsweep = 360) E/ X( p; g) ^ F. g$ B2 I' f+ @; F
int1x = xla(x1,xcenter)% k) T. C$ _4 V6 N! X) a+ z0 V
7 x- w3 }, |9 N6 R
if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc,pccdia, *int1x, *int1y, *feed, e$
3 a/ B" B$ B, t; R( c # "(","intersect P2 ",*int1x,*int1y,*int1z," ", " ", "startpiont ",*x1," ",*y1," ",*z1," ", "endpiont "*x2," ",*y2," ",*z2,*t1$,*t2$,"skip_dis",*skip_dis, "skip_distance",*skip_distance,")",e$ #only For debug
% V3 i2 D; [% O9 i. H/ q: q* J& W1 h/ D
! F1 }8 P$ j% `$ U if (t1$>0.998|t1$<0.002), pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *feed, strcantext, e$ # plung linout ' @3 d( t* Z9 k) ~* N& ^4 \1 h& D
else,pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *ov_f, strcantext, e$ #linout
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pcirout_corner_dec # postline to set corner decelerate! X; z: [* B+ h; q$ D9 v
ov_f=feed #init. ov_f feed! g5 y5 O }1 p* h! u
ov_f2=0.8*feed #init. ov_f2 feed
$ ~ P: c. ?0 _3 H6 Y if mi3$,ov_f=abs(mi3$) # mi3$ override feed. K" ?) t/ }6 v3 H) c4 S4 z, K
if compwarn, pcompwarn
2 { {' h* u5 e8 \5 M if hel_2100 = one, pcirout2
$ H6 G9 J4 M, \3 V else, pcirout1_dec
0 A1 S7 ?# p7 g' C- R |9 p) p# ]pcirout1_dec #Output to NC of circular interpolation0 s# t. I* q- Q7 y- p
if arcrad$<=small_r,
8 L' |# V; V5 ?2 j pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *ov_f, strcantext, e$ #,"(","r<=2,ovf",")",e$ #only for debug
; l" ^* A9 [8 l8 Z2 m+ U5 s if arcrad$>big_r, : z. B+ T; s3 a' p. }7 H
pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *feed, strcantext, e$ #,"(","r>10,feed",")",e$ #only for debug
7 \( n3 r1 P. z if arcrad$<=big_r&arcrad$>small_r,
/ f, A6 a& M6 F P pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *ov_f2, strcantext, e$ #,"(","10<=R & R>2,ov_f2",")",e$ #only for debug
& B" N2 U0 c: A5 y8 P; X; l- K/ c5 u3 |# b. c
plinout_force_f #Output to NC of linear movement - feed
8 I1 @/ Y2 j' c2 e" l, a9 o' V5 E a. l pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,# H) s) L3 C% P4 H) _+ i0 ]
pxout, pyout, pzout, pcout, *feed, strcantext, e$ ( j4 s& e6 r8 X
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