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本帖最后由 ta488 于 2012-11-1 09:40 编辑 4 C C g! v& g! S8 l7 G# W
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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
2 T0 C6 i: w( Y, [. dpncoutput #Movement output 7 c( y$ i4 g3 {9 ?2 [, Q3 \
#..................................................................................................................................................
6 [1 ~; O+ H+ }3 P if gcode$ = one & mi3$ = 0, plinout) l5 c( J+ H4 k& A% T' h( E
if gcode$ = one & mi3$ < 0, plinout_force_f5 J7 G/ i: o X# U; \7 Q2 c
if gcode$ = one & mi3$ >0, plinout_corner_dec0 G/ ^5 Y$ M9 e# m) h( y
if (gcode$ > one & gcode$ < four) & mi3$ = 0, pcirout2 v1 D2 A: J. c- U6 l
if (gcode$ > one & gcode$ < four) & mi3$, pcirout_corner_dec
. ?, a- P* m- |% e- o8 O; i#.................................................................................................................................................
# A: S5 c0 W) _2 z c
3 m3 G8 X/ x7 G: W. u& ~# B后处理末尾插入以下代码+ T5 |' G* n9 g' X
#----------------------------------------------------------------------------------------------------------------------: V4 O/ O$ y- s# A2 e; u8 f
#功能说明
5 A( i% d9 ^' v9 L# 2D toolpath corner decelerate #2D拐角减速及圆弧插补减速后处理% r6 q$ R* k* U# c w: G& P4 w
# Only support ABS. NCI point #仅支持绝对编程方式2 g$ w" a6 r E) s$ {1 z( X) m' M
# support G02/G03 feed override, arcoutput$=1 #支持圆弧插补减速
+ y0 q8 l% |7 j2 D7 \# ~# Nonsupport post 3D NCI, Nonsupport post Ramp #不支持3D刀路,不支持螺旋插补) G1 z( P" ~9 d4 [
#mi3$ #mi3 进给改写,编程时在Misc values输入 % ^4 {! s3 U8 P: x% y9 v
#正值表示直线和圆弧都减速,
1 g8 U3 E' q8 @ #负值仅圆弧减速,3 L0 ]5 l3 q- C) _: _- {2 N
#0不启用减速后处理。% G5 [/ J2 D7 V* R
#-----------------------------------------------------------------------------------------------------------------------' l3 j9 f9 L8 w
#用户参数! K- E+ W& ~3 f% g4 I
#min_distance : 5 # setting min_distance to break 直线减速距离,打断长度5
' [0 }$ P8 @4 ~* x#skip_distance :10 # to skip the line length small than直线长度小于10,直接减速不打断
' u. a8 _9 t2 K5 o#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
# C( h' o$ E' G( ]1 @#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
! M: Y6 m2 x) \1 g' `#-------------------------------------------------------------------------------------------------------------------------
0 u* I6 d' F; [, W#作者信息: k0 g$ F: U8 m( S
# Programmer TA
4 }0 u6 L) s4 R# k# y# Version v1.0
( \+ |( d' W0 {" N" R# Date 2012-10 ' q7 t) W* w/ _3 T( k5 q
# 不明白之处请到博客咨询6 } [8 L4 t+ G7 A
#Blog http://attao.blog.163.com! M! }7 W+ z. Q/ E0 l
#请保留开发者个人信息,以示对作者尊重6 o, f1 o1 T/ ^4 S4 O/ M
#----------------------------------------------------------------------------------------------------------------------5 y2 W. m' `! t$ h: X
fmt 1 x1 # line end point one
) i, V4 f8 w$ afmt 1 y1
/ S+ B) u4 R! \fmt 1 z1 . @7 [6 A5 k) s1 X M
fmt 1 x2 # line end point two - R7 [+ y q# t; o+ |
fmt 1 y2# x3 a7 z3 m: q' Y+ Z/ }2 s
fmt 1 z2
% f/ _0 Q2 g+ \/ G# V0 {( c$ ?+ ]#-------4 k8 s# Z& ?, P. V* D1 @7 C( W
fmt 1 xcenter # arc data 4 P. T% D8 e& k: M q
fmt 1 ycenter2 D/ r1 J' U" c
fmt 1 radius. ]* ~, K9 |9 X: K+ d/ `; w
fmt 1 start
/ ?2 D. @# O# yfmt 1 arcsweep- V8 u7 F, d- t; R
#--------
6 e5 |; Q6 j8 f. F( x( kfmt "X" 2 int1x # intersect point one (result point)
- J& Y& t5 Y& a" A2 Qfmt "Y" 2 int1y( h7 ], @5 l f9 f6 \! Y+ \
fmt "Z" 2 int1z
; P$ J A1 \! ifmt "X" 2 int2x # intersect point one (result point)
/ a) Q$ M7 q# ifmt "Y" 2 int2y8 y$ }2 J2 Z& a# {" {. J
fmt "Z" 2 int2z
( Q$ ?! C# _1 B% A#-----------
8 \; Z% t1 `! Zfmt "F" 15 ov_f
}& R' G: w- {2 F8 O$ Qfmt "F" 15 ov_f2
# J! N) O, v$ @' s) M#----------% V% _: g3 S& o6 M1 h
fmt 1 min_distance
x* A: q# ]' @& Dfmt 1 skip_distance; N; T" @! y' Z
fmt 1 skip_dis+ n; J2 K" Z0 @8 U4 D
fmt 1 small_R- c/ |2 ]% t9 V1 a0 y# S$ p
fmt 1 big_R$ h* }+ d* e' v9 {: k) j
, H/ [+ ]+ P, \8 dxtol$ : 0.00001 # tolerance, default = 0.0001
9 @* X" F/ f, \) v0 oskip_dis :0 # Do not modify. o) \$ S: y+ W d, I4 j- p, _
min_distance : 5 # setting min_distance to break 9 M' g2 A7 B% z* a8 e
skip_distance :10 # to skip the line length small than& L9 N$ y b. N$ {! O
small_r : 2 # <= R2 use ov_f overiide feed
8 X8 C& [; b* @) h$ cbig_r : 10 # R2<R<=R10 use 80% feed$ override feed 8 g u' G5 {% G. R
plinout_corner_dec # postline to set corner decelerate : V3 G! z( J/ i! I5 Q& m
5 z/ C& H* Q6 c" r" K. k0 E# O% v/ s ov_f=feed #init. feed8 t& T- b# f+ @5 e6 o. Q; l! C5 V
if mi3$,ov_f=abs(mi3$) # mi3$ override feed: R5 _/ _4 `( p' ~
5 c! G) H! f0 ^ ptnearx$ = xabs # near point 1 I: d/ ~3 d9 W$ R5 r9 t( z2 y
ptneary$ = yabs
; Q: F2 w# b% d5 k6 ?8 t ptnearz$ = 0
) Z) G( w/ X. F x1 = prv_xabs # line start point one $ B9 S" R% D5 P
y1 = prv_yabs
& T9 Q" o0 P4 A1 {; h: c z1 = zabs
u+ L$ ]) y9 A x2 = xabs # line end point two ; a8 h! Y% ~3 u6 }) ]* W
y2 = yabs
! ^! Y9 @" s8 q8 f8 X1 a z2 = zabs- N2 S% ~0 E- u- w
xcenter = prv_xabs # findinter 1 }7 |4 Y& _% _. }" Y" ~
ycenter = prv_yabs
: [9 Q- \4 @* S8 | radius = min_distance$ `2 `' D; ?2 Q3 b6 b, d
start = 06 d$ _5 [% G& w% E0 g1 ]/ ]/ N
arcsweep = 3609 K# y: N6 M( M( k5 q7 N! d2 j. i+ d
int1x = xla(x1,xcenter)
0 [3 d# u3 X* N4 ?4 G1 p if (t1$<0.998&t1$>0.002),skip_dis=min_distance/t1$
9 [) C- x2 D+ m# u" |8 ^ if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia, *int1x, *int1y, *ov_f, e$6 k k( m/ _6 v+ ?& K) M
# "(","intersect P1 ",*int1x," ",*int1y, " ",*int1z," ", " ", "startpiont ",*x1," ",*y1," ",*z1," ", "endpiont "*x2," ",*y2," ",*z2,*t1$,*t2$,"skip_dis",*skip_dis,"skip_distance",*skip_distance,")",e$ # only For debug8 m2 R8 A, G$ _; ` G# C
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ptnearx$ = prv_xabs # near point
& Z0 `/ U& h- c8 ?& h8 S ptneary$ = prv_yabs0 N# O" U3 y9 r3 v% e+ j" x$ G5 j
x1 = prv_xabs # line start point one
$ d% D% Y% s& `+ U y1 = prv_yabs
! Y$ L0 T& g, r6 u z1 = zabs0 t( ]- x1 s4 C
x2 = xabs # line end point two
6 r2 o& v3 p3 d y2 = yabs# X- X. n( G3 |: ^( b0 ^3 E
z2 = zabs
% N/ j' F2 a( }' ~0 q$ s& q xcenter = xabs # findinter
5 T" h+ M* Z/ O" J ycenter = yabs$ m c% I- n5 `) \ |3 O- S
radius = min_distance
4 T% q# n/ u2 o3 B/ L start = 0
% \5 E. K0 t P9 _, i2 Q arcsweep = 360! y7 W0 N' \* q; R+ H: d
int1x = xla(x1,xcenter)" Z) x3 h+ y8 z4 n* A, T
5 n/ p& U! t5 j+ x' ^2 ? if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc,pccdia, *int1x, *int1y, *feed, e$ 0 R- k+ Q; N t+ S9 I
# "(","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
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: `- O7 u; f7 Z \, P5 k if (t1$>0.998|t1$<0.002), pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *feed, strcantext, e$ # plung linout - j* j# B; e" V! W2 ?5 o
else,pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *ov_f, strcantext, e$ #linout0 W6 p I" y, @$ Q! R# L
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1 ~, J, V- [+ u+ f9 u# ?pcirout_corner_dec # postline to set corner decelerate6 D# n7 ^4 D, }) m5 Y
ov_f=feed #init. ov_f feed6 d k, H! G" [+ [* v$ ]# q" S8 j7 n
ov_f2=0.8*feed #init. ov_f2 feed, ]0 X) q& n, b
if mi3$,ov_f=abs(mi3$) # mi3$ override feed
; {3 d9 s( Q$ j* r) C if compwarn, pcompwarn) ?; A. a/ p5 M* O
if hel_2100 = one, pcirout28 R2 m6 P( r H9 q( `: v
else, pcirout1_dec
3 y2 _/ ~$ g" s1 l$ q- Npcirout1_dec #Output to NC of circular interpolation
" Y5 l. J, l, f6 t& ]) T if arcrad$<=small_r, . a: M0 K6 D8 D. k1 k" M8 x+ Q
pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *ov_f, strcantext, e$ #,"(","r<=2,ovf",")",e$ #only for debug% M/ A$ U6 ^4 M1 q
if arcrad$>big_r,
. U0 z' q2 a! U) l4 Y( d5 M pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *feed, strcantext, e$ #,"(","r>10,feed",")",e$ #only for debug
; r+ v' W) k6 A3 o! e0 g if arcrad$<=big_r&arcrad$>small_r, 1 g( G/ q5 g( W- d) z' k
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 debug5 ]! |9 N# ^, v$ n! h7 B
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plinout_force_f #Output to NC of linear movement - feed / `( C+ @* ?# ^! w' Q) e6 C
pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,
* {, Y0 a, s. q8 V pxout, pyout, pzout, pcout, *feed, strcantext, e$ ( w0 b, P2 J0 P% m# r3 k
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