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发表于 2014-4-2 11:36:43
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# Post Name : MPGEN5X. `. z' W, \1 q7 x: v$ R
# Product : MILL2 _7 D0 ^4 T N/ x9 \+ C; k j
# Machine Name : GENERIC FANUC
+ [. X4 F2 Z; j* H/ z* j- L7 E7 |# Control Name : GENERIC FANUC
0 n N9 ~2 ` V. t) O% _% C# Description : GENERIC FANUC 5 AXIS MILL POST: v: P( V1 ^, r- J
# Associated Post : NONE1 Z l# w$ H$ W
# Mill/Turn : NO
I3 t/ F& G+ I# 4-axis/Axis subs. : YES
; B5 W3 _# F2 L* z4 `( b# 5-axis : YES7 |: D- j' C, l2 m
# Subprograms : NO% u1 Z y3 q* H% d. [- `
# Executable : MP V9.00
% [$ W2 F/ y6 g# g5 v! }: z, |% B$ n
# WARNING: THIS POST IS GENERIC AND IS INTENDED FOR MODIFICATION TO
2 y; l% m2 H4 O% W2 D/ Q# THE MACHINE TOOL REQUIREMENTS AND PERSONAL PREFERENCE.7 [6 G2 @" p u$ T4 a& z
#
& p5 }( _4 @: e" ^' i' X' Q# --------------------------------------------------------------------------/ i7 v$ h- s' s* `+ b1 x }
# Revision log:# z8 ~" v: A* P* [- J; K
# --------------------------------------------------------------------------8 U0 ~1 ~. ] d& G+ n$ x+ ~+ g
# Programmers Note:
1 W/ ~' T4 c" y' Q# CNC 12/20/01 - Initial post setup1 h% N% [* L7 b9 d8 b' Q
#. M; \% [9 |) F: B& D' Y; u
# --------------------------------------------------------------------------' c1 a. p& t% E4 p0 ~( c: }" ]7 z
# Features:
! C; S2 R7 }; D w8 [# --------------------------------------------------------------------------
6 Q. Q' K7 `9 w# This post supports Generic 5 axis milling./ f7 R6 [4 _5 _
# It is designed to support the features of Mastercam Mill V9.02 d# O. H, p3 x, p3 n7 P5 o9 [
#% [# [8 l& q' N0 ?) I6 ^
# Following Misc. Integers are used:/ w; o' U: d# t/ j
#
* J) d5 y% |) q, P- b# mi2 - Absolute or Incremental positioning at top level
9 K& A" T' i) N ~4 S# 0 = absolute! n% i' I4 |) x! }" A
# 1 = incremental
8 k/ L& L! C3 N# ^* T* m#$ [; V0 i, S8 D) S1 |, R3 c
# mi3 - Select G28 or G30 reference point return.) t$ H5 K7 t# |4 m
# 0 = G28, 1 = G304 x8 s# E6 E* y% q; x* z
#
' n- ]7 |, o6 {, c: y- J# mi4 - Start initial primary rotary axis bias
( i! J1 J% Y3 d( `) Y0 {# +/-999 represents start as close to limit as possible7 ~# z6 Y, h P, m% I1 v
# Integer represents number of 180 degree shifts for non-nutating6 O) D1 F3 V/ y! w# B
# machine or 360 degree shifts for nutating machine3 ]/ P# ~( B+ y' @0 A! M
# -999 = Low, 0 = Default, 999 = Hi
; n# G2 n5 P1 G#0 {& ]# W( }% P' W! }
# mi5 - Start initial secondary rotary axis bias+ w6 I- V7 p6 q' a o) t8 q
# +/-999 represents start as close to limit as possible
; C" ~) h/ G9 M+ e( R% B3 ^# Integer represents number of 360 degree shifts
; R2 ]6 I% ]8 [. I b7 z, q2 P" Y# -999 = Low, 0 = Default, 999 = Hi9 c. N( r* A& ?. l, |
#: s0 y4 c: J' w+ V; B2 G
# mi6 - Add work shift position for rotation center programming
: {( o( R) P9 y3 _( o, M# 0 = Output relative to work origin (toolplane)
# ~8 j/ B* i B* H6 y# 1 = Output relative to WCS origin (axis shifts)
/ E8 K4 |* P# B0 b#
, C$ ?; j4 H9 x* j' h1 _# mi7 - Enable retract to and from linear limits. Disable for$ S! P4 ~1 B+ m9 T1 K2 w) S
# internal work to prevent part collisions.8 o3 A: h8 P: M9 W
# 0 = Disable, 1 = Enable; q( I: v0 a. e: P% i5 r+ c
#) h1 {0 ?7 C- a# F, I6 |
# mi8 - Safe retract/approach at toolchange.4 i% U9 o7 b! a; W3 j* s
# The tool retracts/approachs to limits from last path to current0 @3 M. d9 Z, S9 y
# path or after/before a toolchange
7 V1 @* f" C: O# L' S# (limits must be enabled, see 'use_stck_typ')1 {0 Y: N' S0 k! O( |# D: U/ D `
# 0 = Disable all toolchange retract/approach
: h( \7 m, I4 j9 q+ S7 N# 1 = Enable null toolchange retract/approach only2 I" m+ x) r; l5 X m
# 2 = Enable toolchange retract/approach only- A/ ]+ p6 `1 O+ E; _4 |
# 3 = Enable both toolchange retract/approach! C) ~* S, ?" ~
#
5 @/ }: ]1 M, C' o* V# mi9 - Nutating bias calculation.
1 z8 {1 f5 w8 D0 e# 0 = Calculate angle bias to original vector 4 d( e. s3 z, J V1 d8 m1 o
# 1 = Bias to positive' q& e: a2 j q- \1 F
# 2 = Bias to negative
1 q' s& ]6 o$ ?$ ~#
. I7 E% i, J; G% b; B# mr1 - Retract/approach clearance distance at tool reposition
& Y- n/ x3 q3 Y7 N) q8 d#
$ u, |& J$ \* Y8 D8 c! A# mr2 - Right angle head toolpath conversion (not with nutating machine type).
/ J7 s8 B3 u3 q# Right angle rotates secondary axis by degrees
0 X, m" x( i7 h( J. `" O& s* C& v# The head may only be rotated perpendicular to the secondary axis
. c, Q9 ]3 Z8 E. U# 0 = Off, Enter angle for amount of head rotation (RA = +/- 90)2 G9 q% y2 k9 a; g+ k2 h9 C! R4 d
#
T w$ D$ X0 G x6 q# mr3 - Mill Plus G74 toolchange X axis home position6 _: m% ?- {- _2 D# S
#) T2 @9 u* U: e, V( _% R0 W
# mr4 - Mill Plus G74 toolchange Y axis home position. Y2 I* n \' k# u1 c9 f
# V5 r5 a( n X0 R" ], g, g
# mr5 - Mill Plus G74 toolchange Z axis home position( b3 G- m. x% o0 P7 A( C2 h& ]5 Y
#
1 ] Q8 f% A/ |, j6 \9 {( K#Canned text:
: Y* ^# ~2 Q t# R R* {" |# Entering cantext on a contour point from within Mastercam allows the
" t4 g3 A$ ~1 s/ v# following functions to enable/disable.8 S+ g% |; b- W/ T) ]; N
# Cantext value:
3 F( F/ H6 |0 i" r2 }) D" ?5 c6 I# 1 = Stop = output the "M00" stop code
# m* e( N: m6 L8 }: D' r, j' }# 2 = Ostop = output the "M01" optional stop code
9 K; X6 r- F+ b2 k# 3 = Bld on = turn on block delete codes in NC lines
' G s' i! I2 l2 U. x3 u! Y/ L# 4 = bLd off = turn off block delete codes in NC lines L7 Q# x8 U( d3 f7 T6 L& u8 B
#0 j- X: T. V$ y6 E
#Layout:
0 J f# H; }) E! b# The term "Reference View" refers to the coordinate system associated: D+ r3 [6 v. i5 v ^& v# g
# with the Top view (Alt-F9, the upper gnomon of the three displayed).' f+ U* J+ @: H+ @8 V/ U/ S2 f$ a' j
#
% u2 k0 j: u( F3 j1 I#3 Axis Rotary (Polar)5 |. N- Y0 Y& j7 ?: i9 w' X& d8 r
# Polar positioning is offered in Mastercam 3 axis toolpaths through the
) \9 _% i* `# ]# m# rotary axis options dialog.& K( o" C# H: ] ]2 H
#
4 Z; q+ I5 ]# e#Axis Substitution:' U4 [7 G8 _! M8 T1 d' c
# Use the Rotary axis substitution by drawing the geometry flattened9 m" a) L" _) {
# from the cylinder.
3 J' g5 f( B: S2 h8 X#
/ R* s f& v+ g- q; f#Canned Cycle Drilling with Mill Plus:
/ d2 @/ b; q5 n: G5 A) |/ R# The drilling cycle for the Mill Plus requires that a position is defined
, u, F% i. c% s/ G* e# where the part surface is expected. This information must be passed to3 q- q' C2 Y" d3 t
# the post by creating drill cycles in the following manner:4 j g" M. _4 L) b- Z# T
# The difference of the top of stock location and the reference hieght is. a2 ]/ E, g, C q- q: o
# taken from the drill cycle definition (Gcode 81) and applied to repeat$ s$ E# v+ s1 S7 N- y
# drill positions.: b. P: K, P3 T1 n W# R
#6 H% t: \8 ~; D! O' Q# c
#Toolchange retracts:
9 Q) `6 M& @* v9 e2 w$ V' L# Mi8 is used to control retracts at tool changes and null toolchanges.2 J! ]4 V' H `/ Q
# Mi8 for tool changes applies to the approach to the part to the retract
1 v+ z$ I6 A- a' p- v# from the part at the next toolchange (unless changed in a null tool! H, P' {$ Q: J$ }9 i& s
# change). Null toolchange control at a null toolchange uses the current0 } e" d6 z+ r' K) n8 w
# setting and previous setting of mi8. Through a null toolchange, the8 T1 `4 C( _/ [) z4 ]+ _
# setting of mi8 at the retract applies to the approach.
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#Additional Notes:+ \; J- w3 t" M
# 1) G54 calls are generated where the work offset entry (workofs) are+ |8 Z7 ]7 u$ q7 X6 k: W
# 0 = G54, 1 = G55, etc. This post only uses work offsets.
( {3 y: p+ n6 W0 ]# 2) Metric is applied from the NCI met_tool variable. x X* l" a9 k
# 3) Incremental mode calculates motion from home position at toolchanges.# \! o h. e$ D7 K; e
# The home position is used to define the last position of the tool
. }6 _. R" r0 w1 O% E) f# for all toolchanges. 1 z$ q/ u! V* b; O" P( R! G
# 4) The variable 'absinc' is pre-defined, set mi2 (Misc. Integer) for, a3 R1 k3 E) \4 H
# the absolute/incremental program output.7 g! Q+ ?1 F2 w7 R' L
# 5) Always avoid machining to the center of rotation with rotary axis!4 ^2 }5 i1 W L L: E0 R/ I v. T$ O$ x
# 6) Set the NCI precision to 7 places precision minimum in Mastercam. Set the6 P) |9 G& M- O$ o4 ]
# 'Tool vecter length' in 5 axis tool paths as 1 unit minimum, longer is better0 U3 L- W: k: @
# to avoid rounding problems (output precision deviations).
& d3 g7 b2 }1 \0 [) ~, R& ~# 7) The tool length is taken from the overall length entered with the tool
, G. g( W- g9 c. I# K5 O# definition in Mastercam.
$ U' o* @7 O$ @2 B#6 S, ?. I7 Y; L
#Axis Offsetting: |
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