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本帖最后由 ta488 于 2012-11-1 09:40 编辑 2 H* H" r/ g z i8 }( Q
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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 : B& e) q; y% `2 t8 ^2 b" Z b
pncoutput #Movement output
+ H" i) i& W0 K) z, W#..................................................................................................................................................
) b9 X- X/ o. M/ F if gcode$ = one & mi3$ = 0, plinout
$ U; V; F6 P9 I1 s, P4 `/ R if gcode$ = one & mi3$ < 0, plinout_force_f
& i) u4 h6 \0 N9 ~8 n9 ~ if gcode$ = one & mi3$ >0, plinout_corner_dec/ V& D& U' x! {, [, @! q) K! i. Y
if (gcode$ > one & gcode$ < four) & mi3$ = 0, pcirout
, H! X- Z" b* ?5 T. d" g if (gcode$ > one & gcode$ < four) & mi3$, pcirout_corner_dec
( N* }( q! G& P& J4 K9 \1 b; S#.................................................................................................................................................; O Y6 I& l. O7 Y/ M8 s u
- M8 J0 w* A4 B# D t7 H后处理末尾插入以下代码 ~' d3 ]0 f$ m
#----------------------------------------------------------------------------------------------------------------------
9 O& s$ q$ N8 W, _#功能说明
. ?7 w+ Z$ C6 k# w+ \6 I# 2D toolpath corner decelerate #2D拐角减速及圆弧插补减速后处理
" [# p! K* T' K. w# Only support ABS. NCI point #仅支持绝对编程方式/ n, b B% `% z! u# T2 r, o/ O
# support G02/G03 feed override, arcoutput$=1 #支持圆弧插补减速
, F5 a1 b; `, w# Nonsupport post 3D NCI, Nonsupport post Ramp #不支持3D刀路,不支持螺旋插补9 E/ T( |' i6 G. n, ^+ z2 r
#mi3$ #mi3 进给改写,编程时在Misc values输入
/ T- a# X) N; f: f' C4 h4 i8 K! d, } #正值表示直线和圆弧都减速,7 R& v' {% r/ V( g8 O, Q
#负值仅圆弧减速,9 k$ \0 O5 ?* V+ @0 `; Z
#0不启用减速后处理。& Z% E5 f# p/ h$ K- R3 r
#-----------------------------------------------------------------------------------------------------------------------
+ B: ?# t# N( R) T5 m$ X#用户参数
. ?/ L) z) a4 R6 x t& c#min_distance : 5 # setting min_distance to break 直线减速距离,打断长度5
7 x; t, N8 t+ H3 x b( t#skip_distance :10 # to skip the line length small than直线长度小于10,直接减速不打断
$ {# t0 Y3 I/ H& o+ h' {7 X#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7 O+ L1 X- N- `/ ]
#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
* q a, c- L+ _( H/ h% o8 k#-------------------------------------------------------------------------------------------------------------------------5 W0 e5 E( a( \! A- \& Q; o
#作者信息
/ v, J* q0 }3 [* V$ t# Programmer TA
' p, T5 i6 X1 O" I- \# Version v1.0 # L; p9 t5 m& z d8 d7 g. L
# Date 2012-10 & Y% c7 { v7 { [. r% `
# 不明白之处请到博客咨询
! k: g- P' u9 E) i5 q+ y. Z% i6 ?#Blog http://attao.blog.163.com) r7 @2 g7 x6 z
#请保留开发者个人信息,以示对作者尊重( J3 @9 n2 `4 L! m8 I
#----------------------------------------------------------------------------------------------------------------------* c. [4 S8 V. `6 e+ u7 y
fmt 1 x1 # line end point one 0 {0 C# p, A# e' n' J% V
fmt 1 y1 . S7 i3 s# L- ]7 Q+ p- ~
fmt 1 z1 ' B5 B3 }1 N% k
fmt 1 x2 # line end point two # Q, M0 x; Q% S3 h! i/ m: O
fmt 1 y23 m, [( n' \; k8 |7 S: Y; b6 r6 B
fmt 1 z2, _5 e2 ~6 v4 L0 k8 {6 J
#-------
# S5 o, M) P$ N* Hfmt 1 xcenter # arc data
) a6 Z" \3 ~0 I! ]fmt 1 ycenter
% L- l5 `! j' h- i! R# W) s9 ~ ifmt 1 radius
9 V9 X* q7 @8 K% A1 `fmt 1 start ~4 \3 O5 S) |. C$ _
fmt 1 arcsweep- o4 d( P- n) e$ m4 m( r
#--------; `) P% Y5 n8 @
fmt "X" 2 int1x # intersect point one (result point) % K) A% T7 L/ I: F' e" x+ |
fmt "Y" 2 int1y
% ~# ?' A# S7 O* w6 \( t0 I0 \fmt "Z" 2 int1z$ {( T: y: `! [) U+ n8 D
fmt "X" 2 int2x # intersect point one (result point)
. e; l+ O% Z( T9 l) P( ?fmt "Y" 2 int2y
3 H" u, A Q! S; T. x* s6 h9 Xfmt "Z" 2 int2z* X# i, f: J7 K* p
#-----------5 ?# E Y( i1 w
fmt "F" 15 ov_f
: z F( Q: U( ~; z! _fmt "F" 15 ov_f2) W9 K4 a2 q9 A; V" l4 O; h$ O) x
#----------& g! c6 k3 @0 a2 E+ P2 A
fmt 1 min_distance$ u& b1 n) a3 A! n7 n/ J& o/ n
fmt 1 skip_distance
, J! u% R2 |4 x" v! efmt 1 skip_dis2 Q% `0 E8 N2 c0 r6 T+ G
fmt 1 small_R( _; T0 Y, ^* e6 R
fmt 1 big_R. x( F: ?7 l0 `3 f+ E3 G* ]
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xtol$ : 0.00001 # tolerance, default = 0.0001
- O6 k) M/ A1 f; p- oskip_dis :0 # Do not modify
; W! \7 j9 y' w% I9 Kmin_distance : 5 # setting min_distance to break : K/ e6 w9 S) f) G* ]; T
skip_distance :10 # to skip the line length small than
! w3 w- J& d- d: ^+ Hsmall_r : 2 # <= R2 use ov_f overiide feed4 R: l; {0 O3 s' a
big_r : 10 # R2<R<=R10 use 80% feed$ override feed
; C' A9 N5 ?6 d& Q: P4 eplinout_corner_dec # postline to set corner decelerate
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) Y% m2 C% w' h( y# A' h7 R ov_f=feed #init. feed; [; ]. d! O1 A. W7 V0 |4 Y, e7 x* K
if mi3$,ov_f=abs(mi3$) # mi3$ override feed) F: M, W, a% ^' l" h! l
' z/ S: h/ _. n4 n5 w6 \% N ptnearx$ = xabs # near point , R9 J W( R6 Y
ptneary$ = yabs' e' ]: q! R5 ]
ptnearz$ = 0: O7 l2 j- p5 d: W/ r/ o! W% A
x1 = prv_xabs # line start point one 4 I7 z6 R8 b- F v8 j' k0 m7 H
y1 = prv_yabs
% @5 b3 D. _, e z1 = zabs
! ]# u* ]$ @$ }8 \. C+ k x2 = xabs # line end point two 9 s5 @+ x! E) ]: ^
y2 = yabs) F) C E2 r: ?" ]2 u, [4 B
z2 = zabs7 U- U; A* T- }8 A. o+ d
xcenter = prv_xabs # findinter
6 ^7 K+ q% |. B/ p$ r ycenter = prv_yabs
; v* D1 @; ]( g5 I& P radius = min_distance
o# P( B" q$ U start = 03 R9 Q2 O; ~* P, e, ]
arcsweep = 360' Z: t4 G$ r9 y5 z. ^; H
int1x = xla(x1,xcenter)
! K4 u2 l9 s2 w$ n9 L if (t1$<0.998&t1$>0.002),skip_dis=min_distance/t1$% {. g2 R* u1 f% z. Q
if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia, *int1x, *int1y, *ov_f, e$( y# A6 t0 ~, W4 ~: G# O
# "(","intersect P1 ",*int1x," ",*int1y, " ",*int1z," ", " ", "startpiont ",*x1," ",*y1," ",*z1," ", "endpiont "*x2," ",*y2," ",*z2,*t1$,*t2$,"skip_dis",*skip_dis,"skip_distance",*skip_distance,")",e$ # only For debug
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ptnearx$ = prv_xabs # near point
" Y! y2 E) U( ]. p ptneary$ = prv_yabs; K6 Q0 K! ], z4 b4 I- ^
x1 = prv_xabs # line start point one 7 k; }+ y. [# i# M) c
y1 = prv_yabs
% x2 i! z- F/ y( Z# z z1 = zabs' B! C, |- _8 r- S: g# O* H$ Y
x2 = xabs # line end point two 8 ^' R" H2 R) [# R& t7 R3 z
y2 = yabs+ d: {% v# B. u
z2 = zabs; b, Y* ~, }; ]5 x; V
xcenter = xabs # findinter
, ~0 t' v! |$ L7 m) N7 ` ycenter = yabs9 v$ ^# |5 M" y! J7 V9 G
radius = min_distance3 P1 ?/ N! O5 [, L
start = 07 v1 S) @# E8 n
arcsweep = 360" F j. y2 q9 W# b$ L7 r- k) t1 g
int1x = xla(x1,xcenter)
# u. o9 e+ n/ c& j! A8 W1 j% O6 l
& k; K5 y% r2 E$ k% z Z5 j if ((t1$<0.998&t1$>0.002)&skip_dis>skip_distance),pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc,pccdia, *int1x, *int1y, *feed, e$
! ~; d* g$ N6 q$ o$ A) V6 k # "(","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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/ [3 i5 r& C% g 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 ]7 l7 O @( m
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
3 W% O3 u! X1 x, o4 [. [9 e ov_f=feed #init. ov_f feed. q& ?& p3 b8 D; t* N% Y8 l
ov_f2=0.8*feed #init. ov_f2 feed9 }* N, W: `4 t1 h
if mi3$,ov_f=abs(mi3$) # mi3$ override feed
4 T0 Q' h1 _+ d! s0 P" F if compwarn, pcompwarn
0 t$ H& C- E4 x1 Q6 t& C if hel_2100 = one, pcirout22 [, l* O' C, j" E; n6 } a1 s
else, pcirout1_dec
( j3 ]0 z4 J3 w/ \6 g8 X" Opcirout1_dec #Output to NC of circular interpolation
. L3 [1 E$ I/ C8 S/ y! s' D* m if arcrad$<=small_r,
4 r/ w, A$ V9 ]' G( M$ r pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *ov_f, strcantext, e$ #,"(","r<=2,ovf",")",e$ #only for debug
3 n' @5 b: Y9 w* M. d if arcrad$>big_r,
4 [8 _" U! @8 I* ?( a% x5 g5 y pcan1, pbld, n$, `sgfeed, sgplane, sgcode, sgabsinc, pccdia,pxout, pyout, pzout, pcout, parc, *feed, strcantext, e$ #,"(","r>10,feed",")",e$ #only for debug
2 ]6 ~, P) D5 f+ n0 Z4 `, [ if arcrad$<=big_r&arcrad$>small_r,
& Z; G" r; @) j3 p6 e 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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& u" Q& C( P: P0 Splinout_force_f #Output to NC of linear movement - feed : T; ~. B+ d& M: Z8 d' i4 k
pcan1, pbld, n$, sgfeed, sgplane, `sgcode, sgabsinc, pccdia,
+ |& n' W2 u3 Q1 A pxout, pyout, pzout, pcout, *feed, strcantext, e$
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