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本帖最后由 ta488 于 2012-11-1 09:40 编辑 ) N0 ? r) V1 o* k$ f4 k5 \
9 K" T: Z/ l5 c: I3 Q0 _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。5 m% Z2 h p! \, B1 R
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修改pncoutput #Movement output
' N, c; r' O$ G: M6 P" W. r1 I" hpncoutput #Movement output 1 {" h" X2 d/ u# h/ g+ U# `; q4 H- y% G
#..................................................................................................................................................3 t' [9 o6 C& G) k0 p" c
if gcode$ = one & mi3$ = 0, plinout$ N n, R5 Z% L" q& P% _) E
if gcode$ = one & mi3$ < 0, plinout_force_f& A. W2 d" {* d- G( X
if gcode$ = one & mi3$ >0, plinout_corner_dec
7 [1 v1 Q/ v% g+ a' O if (gcode$ > one & gcode$ < four) & mi3$ = 0, pcirout/ s1 h1 w% w# N
if (gcode$ > one & gcode$ < four) & mi3$, pcirout_corner_dec5 Z4 r- G0 w5 \, O2 z5 Z, z9 y
#.................................................................................................................................................7 k7 s+ K$ W. ]* p5 v3 E. f
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后处理末尾插入以下代码
/ m' G$ F3 Y O; R#----------------------------------------------------------------------------------------------------------------------: u; C; E0 L# M$ x
#功能说明 _; I2 o9 _) l
# 2D toolpath corner decelerate #2D拐角减速及圆弧插补减速后处理; Z9 ], {3 O6 f' X7 c" S! L
# Only support ABS. NCI point #仅支持绝对编程方式
7 r( W+ `) G: [/ `4 d+ R/ X# support G02/G03 feed override, arcoutput$=1 #支持圆弧插补减速
& x" i" m) `/ \" |# Nonsupport post 3D NCI, Nonsupport post Ramp #不支持3D刀路,不支持螺旋插补
& H5 F- I/ q' e+ j9 w#mi3$ #mi3 进给改写,编程时在Misc values输入
) }: x* G& }# B1 ?2 T- x9 | #正值表示直线和圆弧都减速," u; L% c3 S1 o8 C. N8 V
#负值仅圆弧减速,3 W6 Q/ `: C( W/ e6 k8 r _
#0不启用减速后处理。
- w; ?- H/ _+ p0 W/ W+ R#-----------------------------------------------------------------------------------------------------------------------
; Y4 e' `3 }& n$ a% Q; K#用户参数; {! ^, Z5 ^ f
#min_distance : 5 # setting min_distance to break 直线减速距离,打断长度59 B* f1 ^" E, ?9 l H3 k! m8 D
#skip_distance :10 # to skip the line length small than直线长度小于10,直接减速不打断
( F6 @' G! d, 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 f, f, B2 W# X* D% |2 x3 `+ 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 g. X! c4 G3 H% _$ [4 Z, T#-------------------------------------------------------------------------------------------------------------------------+ V9 K: G9 @4 X) W
#作者信息
9 T$ E( j& T0 v# Programmer TA
' [+ ^2 `, S3 n) B: N3 F9 R; O# Version v1.0 $ K9 P" \ [3 u0 A3 Y
# Date 2012-10 5 v) y$ m. I! j) \) v& m6 v
# 不明白之处请到博客咨询+ x/ ^7 K& L( i) h' `
#Blog http://attao.blog.163.com3 u; `, a" V2 b
#请保留开发者个人信息,以示对作者尊重- x1 s2 h% Q& ^/ Q8 F! M: m! U2 q
#----------------------------------------------------------------------------------------------------------------------
. j J6 q3 V* P7 Ufmt 1 x1 # line end point one
j! L% A1 N) U/ x4 ^9 _fmt 1 y1
* S ?- e; |' ]- \( X- Ifmt 1 z1 + r" A$ X; D0 G* @
fmt 1 x2 # line end point two
. O8 s( R* H3 U2 j2 Y9 s& wfmt 1 y29 r' q8 r: Z! J! s
fmt 1 z2
0 B) f V, n) u* w+ O8 d#-------' p' B4 s, ^- v& Z- p7 M
fmt 1 xcenter # arc data * `* e9 ^3 E, s8 q" U: t
fmt 1 ycenter
* l1 `: T% i' A0 V. M0 y& Y6 Y1 Nfmt 1 radius* V* o' b1 J" _# w
fmt 1 start
2 l# ], I# [& G4 X; {' G" U2 D' Ffmt 1 arcsweep
4 c4 p( B ]$ s- l0 g#--------
( S2 Q p4 v' d7 n0 Kfmt "X" 2 int1x # intersect point one (result point)
$ k7 d& M/ P( s' y1 i- h) Afmt "Y" 2 int1y+ b$ V0 O) Q$ M* Q
fmt "Z" 2 int1z9 J! V5 `5 R( K. \: k
fmt "X" 2 int2x # intersect point one (result point) d5 Q5 s! C( H8 j4 e
fmt "Y" 2 int2y( k, y+ o$ b6 l8 [& W7 ^( m
fmt "Z" 2 int2z
$ c0 U& _9 W; |6 H r# X) V7 W6 g#-----------
$ G2 n/ d1 ~) q4 X& zfmt "F" 15 ov_f3 P j7 _& R4 Z5 z ^! f
fmt "F" 15 ov_f2
- Y6 m) s7 ~, h6 K# Y* t f6 g( h#----------
+ ?. B+ g B0 v% Xfmt 1 min_distance
N8 o- S5 t5 _# V% Xfmt 1 skip_distance
( C/ e+ B. U* X* E0 n' wfmt 1 skip_dis9 J$ `) _* G; W1 a7 N; A
fmt 1 small_R
3 C& M0 C" D4 s$ b0 U! p/ hfmt 1 big_R
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- }& n% a. r: T. M! V# I0 \$ T, q1 lxtol$ : 0.00001 # tolerance, default = 0.0001 " `* e/ \) M7 C( T+ Z
skip_dis :0 # Do not modify* y8 a( S2 M/ z: @& y
min_distance : 5 # setting min_distance to break " P F3 K2 H) F* F+ _9 [ G( y7 N
skip_distance :10 # to skip the line length small than, s. b1 V7 L* D! a3 A, S8 n L
small_r : 2 # <= R2 use ov_f overiide feed, Q6 E6 y3 r" \1 `( F7 ~. |, Q
big_r : 10 # R2<R<=R10 use 80% feed$ override feed 9 _* J( M5 r. M. n% }0 b9 \$ R% ]
plinout_corner_dec # postline to set corner decelerate
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ov_f=feed #init. feed
4 X3 X" O1 }1 [2 `8 N4 F if mi3$,ov_f=abs(mi3$) # mi3$ override feed7 r. w" [ {! r9 x6 i% V7 l
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ptnearx$ = xabs # near point
E/ }% t1 o# N$ w d7 c ptneary$ = yabs6 H; R9 s) e2 ^1 }
ptnearz$ = 0; k! j% T/ s& K$ ^8 z
x1 = prv_xabs # line start point one
. {) C$ W, s- t4 z# ]' C3 u y1 = prv_yabs
2 \4 f7 X% q" L' H3 B3 F: @2 n5 L z1 = zabs
8 J: q/ _- Q6 D x2 = xabs # line end point two
& I+ P, M6 Q) e+ [6 r U& ` y2 = yabs
' C7 F, q4 V, t. J4 ?# j! ~ z2 = zabs
5 R+ B# V" r. Y0 H: y4 L xcenter = prv_xabs # findinter + P7 [& ^% } G, X8 j& ]* U
ycenter = prv_yabs
: N& F& V, p8 d; j8 w2 ` radius = min_distance
1 [# ^2 @3 z6 e4 @4 W* Y1 C& o8 A start = 0* q5 B4 o2 t$ t
arcsweep = 360
% m3 z A+ c# ~: {) V! [2 y int1x = xla(x1,xcenter)
$ C- h/ x/ r& G N# v! B% ^6 @6 W if (t1$<0.998&t1$>0.002),skip_dis=min_distance/t1$: |( y7 M; j4 `. {; J" U$ X- Z
if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia, *int1x, *int1y, *ov_f, e$; \& D$ `, G3 c8 O" A8 z
# "(","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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0 q& K9 j4 A, S1 T7 ]; W% }/ [1 K ptnearx$ = prv_xabs # near point
K! d# f- V2 {9 B ptneary$ = prv_yabs# |& t' t4 a7 f, x W
x1 = prv_xabs # line start point one
; H4 d! U$ y/ x9 Z ?% J y1 = prv_yabs
) \+ v( E, @: P1 B- c, ] z1 = zabs
/ `7 b. j* I) ? Q* m x2 = xabs # line end point two
( ]$ j$ j* s( s2 A2 o0 @4 N @ y2 = yabs2 _: k% H8 p2 u6 \+ A& ? w
z2 = zabs v2 J' k$ \; W- _ R1 W
xcenter = xabs # findinter
% D& r# u/ N" v7 u ycenter = yabs
% R5 B' ~* Q! @. y( g7 L radius = min_distance
- p7 u9 K# _! T1 b6 Z! J% s# A start = 02 X7 I2 w9 ^3 U p6 F
arcsweep = 3609 C1 w* T0 \: P1 {3 E& m
int1x = xla(x1,xcenter)8 u& _8 d/ Y9 \ N9 j6 I! a
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if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc,pccdia, *int1x, *int1y, *feed, e$
2 J" F4 O7 y9 x1 ` O # "(","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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if (t1$>0.998|t1$<0.002), pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, *feed, strcantext, e$ # plung linout
$ s! o9 [& t* b" k; g 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% P8 H' v6 ^+ z; {
ov_f=feed #init. ov_f feed( {% g9 i+ z8 f2 t
ov_f2=0.8*feed #init. ov_f2 feed9 s" p1 w4 O' e. s* s4 }
if mi3$,ov_f=abs(mi3$) # mi3$ override feed# ?% c+ j' G3 N$ m( f- v0 Z' v
if compwarn, pcompwarn
# [) R* E" t" W; |$ \2 k) } if hel_2100 = one, pcirout2
5 v( i8 D' @. J, N( _4 T else, pcirout1_dec
+ t$ e0 C4 I! h- g/ e6 Q, H! rpcirout1_dec #Output to NC of circular interpolation
9 c) R u# V F/ Y; j# ^ if arcrad$<=small_r,
7 ~' ^4 A: P; _7 ^ pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *ov_f, strcantext, e$ #,"(","r<=2,ovf",")",e$ #only for debug. w U2 B& t. C) \7 l$ L5 s
if arcrad$>big_r,
: Q+ o1 o q+ L) ~6 Z; ? pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *feed, strcantext, e$ #,"(","r>10,feed",")",e$ #only for debug- R* w, v& [; C4 G/ w
if arcrad$<=big_r&arcrad$>small_r,
1 Q4 l: V9 y X6 B" ^* H 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 3 }8 m ~2 b9 d6 n/ o3 I
pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,
: F+ s N$ u3 [ pxout, pyout, pzout, pcout, *feed, strcantext, e$
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