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本帖最后由 ta488 于 2012-11-1 09:40 编辑 % X, R% g @9 }& a5 z
$ E m1 i( v; S: B1 H' EUG 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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2 {" J2 n8 X) \. h' Y; p9 r修改pncoutput #Movement output
, b" @* R% j+ Ppncoutput #Movement output 1 B# ^4 I6 {5 g+ D) I. f
#................................................................................................................................................... l' ~/ P0 r5 i$ D1 t3 v
if gcode$ = one & mi3$ = 0, plinout T5 L% R. c' [
if gcode$ = one & mi3$ < 0, plinout_force_f
, b+ G! [0 m4 U9 C. L. E if gcode$ = one & mi3$ >0, plinout_corner_dec) x+ f" }3 w' L+ X: ?% [
if (gcode$ > one & gcode$ < four) & mi3$ = 0, pcirout
( m7 }0 {0 [5 e$ L' k- I if (gcode$ > one & gcode$ < four) & mi3$, pcirout_corner_dec
/ e# a& H* }- E+ E#.................................................................................................................................................6 I( s3 p8 R3 R. T# \
5 T' D X& ~9 n$ A1 J后处理末尾插入以下代码" F2 `/ S/ B" h! S, ~
#----------------------------------------------------------------------------------------------------------------------1 |7 E! H6 d, I+ u- ?- i+ @
#功能说明
% i+ S: ^# v; s J* h7 u7 D# 2D toolpath corner decelerate #2D拐角减速及圆弧插补减速后处理
# r9 z6 b2 Y4 c6 |" |# Only support ABS. NCI point #仅支持绝对编程方式7 ?6 d2 J$ ~$ Q2 G8 U" d' X) F: \
# support G02/G03 feed override, arcoutput$=1 #支持圆弧插补减速
l) d V7 [# C6 V, [# Nonsupport post 3D NCI, Nonsupport post Ramp #不支持3D刀路,不支持螺旋插补& ?) B8 D1 m& }
#mi3$ #mi3 进给改写,编程时在Misc values输入
) n, B# X5 |, }* g1 o; R* i #正值表示直线和圆弧都减速,
8 _: V. e( k4 B7 F& P% ]/ v #负值仅圆弧减速,1 l- y2 F( ~% M6 v: x0 g+ @
#0不启用减速后处理。. e, t, j1 }/ k0 L3 p
#-----------------------------------------------------------------------------------------------------------------------* S2 V3 t1 b3 x# V5 _9 }1 |
#用户参数
* W$ d& @( P& I! i7 @8 {/ R#min_distance : 5 # setting min_distance to break 直线减速距离,打断长度5, q$ s! X& x& l, @+ U
#skip_distance :10 # to skip the line length small than直线长度小于10,直接减速不打断
6 H/ m9 |. s6 @) ]6 M#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
2 q2 Q+ R. [! z# p#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 1 v* ?1 a7 }% J
#-------------------------------------------------------------------------------------------------------------------------
5 W! R7 A |9 ? Y( u#作者信息: u1 ]7 X# K! K7 H, R& R
# Programmer TA
& A5 x$ Z s, Q0 p3 D# Version v1.0
8 A$ S8 u% ]2 ]* k# Date 2012-10
( I1 X" {3 Q6 h9 R" ]5 c# 不明白之处请到博客咨询
, n0 Q6 H6 q( M* _1 x' s+ @#Blog http://attao.blog.163.com8 o4 w3 B8 V$ O
#请保留开发者个人信息,以示对作者尊重( q0 K: k5 _7 E
#----------------------------------------------------------------------------------------------------------------------
* J- ]3 X0 \* E$ u9 e7 vfmt 1 x1 # line end point one
' R# h0 s2 M, g, }( w$ Vfmt 1 y1
1 X1 o/ J8 z8 S6 Z% T) s* Z* @fmt 1 z1
4 d2 U/ u7 @9 Gfmt 1 x2 # line end point two
& U! G* z4 {$ R8 ?# _: z+ `fmt 1 y2
S* n7 \9 r9 Pfmt 1 z20 {- E% D! s4 L0 R
#-------
9 f( [3 P8 [: y# F* h6 ifmt 1 xcenter # arc data 0 L9 i4 P: P, c# a9 G+ B
fmt 1 ycenter* z) d5 Y9 d- X2 n
fmt 1 radius5 |# ]! D+ R( F1 c7 c u, r
fmt 1 start
; a# N8 w( _3 A, C7 U% sfmt 1 arcsweep% m, @# B2 A) D* ~5 D+ l
#--------
4 D% ^/ d0 g/ t' efmt "X" 2 int1x # intersect point one (result point) 7 x [) r7 \# n0 j
fmt "Y" 2 int1y
! }' Z; f4 h# cfmt "Z" 2 int1z
) g% F" i+ ^ `% r) ]3 q6 Ifmt "X" 2 int2x # intersect point one (result point)
! c; p1 B4 D& F+ J+ x8 c% g h9 Wfmt "Y" 2 int2y* M/ [; d# O1 I3 \! U
fmt "Z" 2 int2z
) u6 c9 Q: t" X7 s% f#-----------7 X, k; i" r. g o% y9 c
fmt "F" 15 ov_f
6 ^3 W3 y/ \- Hfmt "F" 15 ov_f2
* W/ D$ @% l# |. j' W+ J#----------
g' {% z- t0 b' \ R8 Z. Nfmt 1 min_distance
# F# h5 Y1 A c2 M+ ]1 Bfmt 1 skip_distance
. Z; C: L9 @& U% |8 h+ r4 nfmt 1 skip_dis* @+ Q: ^! q4 c2 k
fmt 1 small_R1 O# w7 J1 `/ K, `& N
fmt 1 big_R
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% T' ]' z. {# {1 P* @! bxtol$ : 0.00001 # tolerance, default = 0.0001
& o% k7 G! Y# V, H9 ~skip_dis :0 # Do not modify
# x' E' D' Z' n& D4 X6 Q6 t* ]4 `min_distance : 5 # setting min_distance to break
! I8 Y3 \: n% m, Wskip_distance :10 # to skip the line length small than' k# W$ ~7 p) ?% P' J
small_r : 2 # <= R2 use ov_f overiide feed
3 k: s* {/ A& K$ hbig_r : 10 # R2<R<=R10 use 80% feed$ override feed
8 v/ J7 {; d8 F( zplinout_corner_dec # postline to set corner decelerate
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ov_f=feed #init. feed: a& y( i, _& ^
if mi3$,ov_f=abs(mi3$) # mi3$ override feed& v) A6 t& I3 q) h, o6 d% F6 C
" s* o+ L7 ~! \0 b) n ptnearx$ = xabs # near point
& R' z3 W1 S& C9 H ` ptneary$ = yabs9 [$ {' v7 E$ R
ptnearz$ = 0
; }9 v) m$ o/ A x1 = prv_xabs # line start point one
0 F5 [" @5 I: I' ^8 {4 ~ y1 = prv_yabs( l F7 r5 G# Q
z1 = zabs! X5 M; R) u1 R! \6 G
x2 = xabs # line end point two
# v0 `# P$ j; s y2 = yabs: T; m) q9 ?( d! r4 c
z2 = zabs2 I/ d) W! P6 x M
xcenter = prv_xabs # findinter 2 A" G2 j% {1 P, m. d } J
ycenter = prv_yabs
1 |( @' G0 }5 b8 ^ ?* e o9 a) P radius = min_distance0 [- k2 T5 U+ S7 F
start = 0: \( P9 H$ F3 V, J6 M- d+ F
arcsweep = 360
$ L# U: k2 s) C1 { int1x = xla(x1,xcenter)
1 t* b# Z, G$ X- N$ h6 X if (t1$<0.998&t1$>0.002),skip_dis=min_distance/t1$* l( r5 a( K7 `& U
if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia, *int1x, *int1y, *ov_f, e$
; E, y+ y6 ^) \$ @1 e: t( k # "(","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 u h" k% C) O8 `2 H/ [; ^
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ptnearx$ = prv_xabs # near point 1 f& G# a9 q4 R# ^* P
ptneary$ = prv_yabs4 Z- T# P0 U0 @. v/ O' D+ H) B: H' a
x1 = prv_xabs # line start point one
" [- O8 A8 J: r6 w, { y1 = prv_yabs4 A3 n, t/ X1 F A, j+ {6 c- M
z1 = zabs
$ E7 ~! A H a x2 = xabs # line end point two
9 ?0 m8 ~5 @! v y2 = yabs$ s( E3 g% J' B/ |, M
z2 = zabs8 s/ D" t* N* S1 U* P
xcenter = xabs # findinter5 N1 q# _3 g t( C- T: Q% T
ycenter = yabs
1 s* i; }- I: O9 q* _3 G radius = min_distance- h% m1 Q) W' f5 n& y: c
start = 0
S, q4 i* W; u6 O arcsweep = 360" s& N1 `- A& H0 Q
int1x = xla(x1,xcenter)
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, s' ?6 x) A6 x" Z5 H& p if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc,pccdia, *int1x, *int1y, *feed, e$ - w a3 ^2 t7 |0 W
# "(","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
# R: \* q! L* s. ]; ?8 o5 n0 d% b0 T4 {; [% T; o
if (t1$>0.998|t1$<0.002), pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *feed, strcantext, e$ # plung linout
0 _% j7 }) Q/ p% v r9 f else,pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *ov_f, strcantext, e$ #linout$ S: y% U% ~+ r5 e0 D
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pcirout_corner_dec # postline to set corner decelerate/ `5 A' J( [# Y2 P# U; N# ?
ov_f=feed #init. ov_f feed3 V1 T% ~4 G) l! |% T
ov_f2=0.8*feed #init. ov_f2 feed5 `: h! h- ^: Z7 T& M7 C) e% E
if mi3$,ov_f=abs(mi3$) # mi3$ override feed ]1 I7 R, W6 S
if compwarn, pcompwarn) s9 Q: S7 w1 X- X
if hel_2100 = one, pcirout28 G! v* c$ f2 T8 C+ k
else, pcirout1_dec
/ f6 s/ V% v: A; M I4 Jpcirout1_dec #Output to NC of circular interpolation
' t# r: A7 Z1 h4 O9 t5 t if arcrad$<=small_r,
, o3 E6 K/ W* a) `. N4 {8 ` pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *ov_f, strcantext, e$ #,"(","r<=2,ovf",")",e$ #only for debug3 K, U; d. b2 {1 C8 _$ f
if arcrad$>big_r,
% M5 s, `' f) R0 F: q pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *feed, strcantext, e$ #,"(","r>10,feed",")",e$ #only for debug+ v. h9 G8 H' k0 T5 O
if arcrad$<=big_r&arcrad$>small_r,
8 S# V; b) f; [3 Q 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
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plinout_force_f #Output to NC of linear movement - feed
/ @9 ]2 ?- R) q' Y pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,% \. b$ R8 ~( Z6 F
pxout, pyout, pzout, pcout, *feed, strcantext, e$ 3 y9 o6 ^. z& _
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