===== case 0000 | clear_z=25.0 clearance=1.9101446759259255 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=1.8814814814814813 n_passes=8 pitch=0.9407407407407407 pullout_feed=0.0 rpm=400.0 size=NPT 1/16-27 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=8.05509259259259 x_start=7.640578703703702 z_end=-6.632222222222221 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 7.6406 Z0.0000 -> dia 8.0551 Z-6.6322)
(Taper 0.4145 dia over 6.6322 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 0.9407)
(Turn the 1:16.000 cone FIRST - dia 7.6406 at Z0.0000 to dia 8.0551 at Z-6.6322)
(Pitch 0.9407  full depth 0.7526 rad = 1.5052 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0310 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 1.881 along the crest line before Z0.0000)
(Retract dia 9.9652   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=7.6406 z_start=0 x_end=8.0551 z_end=-6.6322 pitch=0.9407)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=1.8815 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=1.9101 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X9.9652
(pass 1 of 6 - depth 0.2279 rad)
G0 Z1.7525
G0 X7.0752
G33 X7.5807 Z-6.3354 K0.941200
G0 X9.9652
(pass 2 of 6 - depth 0.3618 rad)
G0 Z1.6768
G0 X6.8122
G33 X7.3177 Z-6.4111 K0.941200
G0 X9.9652
(pass 3 of 6 - depth 0.4741 rad)
G0 Z1.6132
G0 X6.5915
G33 X7.0970 Z-6.4747 K0.941200
G0 X9.9652
(pass 4 of 6 - depth 0.5743 rad)
G0 Z1.5565
G0 X6.3946
G33 X6.9001 Z-6.5314 K0.941200
G0 X9.9652
(pass 5 of 6 - depth 0.6665 rad)
G0 Z1.5044
G0 X6.2136
G33 X6.7191 Z-6.5835 K0.941200
G0 X9.9652
(pass 6 of 6 - depth 0.7526 rad)
G0 Z1.4557
G0 X6.0444
G33 X6.5499 Z-6.6322 K0.941200
G0 X9.9652
(spring pass 1)
G0 Z1.4557
G0 X6.0444
G33 X6.5499 Z-6.6322 K0.941200
G0 X9.9652
G0 X9.9652
G0 Z25.0000
M5
M9
M30
===== case 0001 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=1.8814814814814813 n_passes=8 pitch=0.9407407407407407 pullout_feed=0.0 rpm=400.0 size=NPT 1/8-27 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=10.404592592592591 x_start=9.985727777777777 z_end=-6.701837037037036 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 9.9857 Z0.0000 -> dia 10.4046 Z-6.7018)
(Taper 0.4189 dia over 6.7018 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 0.9407)
(Turn the 1:16.000 cone FIRST - dia 9.9857 at Z0.0000 to dia 10.4046 at Z-6.7018)
(Pitch 0.9407  full depth 0.7526 rad = 1.5052 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0310 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 1.881 along the crest line before Z0.0000)
(Retract dia 12.4046   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=9.9857 z_start=0 x_end=10.4046 z_end=-6.7018 pitch=0.9407)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=1.8815 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X12.4046
(pass 1 of 6 - depth 0.2279 rad)
G0 Z1.7525
G0 X9.4203
G33 X9.9302 Z-6.4050 K0.941200
G0 X12.4046
(pass 2 of 6 - depth 0.3618 rad)
G0 Z1.6768
G0 X9.1573
G33 X9.6672 Z-6.4807 K0.941200
G0 X12.4046
(pass 3 of 6 - depth 0.4741 rad)
G0 Z1.6132
G0 X8.9367
G33 X9.4465 Z-6.5443 K0.941200
G0 X12.4046
(pass 4 of 6 - depth 0.5743 rad)
G0 Z1.5565
G0 X8.7398
G33 X9.2496 Z-6.6010 K0.941200
G0 X12.4046
(pass 5 of 6 - depth 0.6665 rad)
G0 Z1.5044
G0 X8.5588
G33 X9.0686 Z-6.6531 K0.941200
G0 X12.4046
(pass 6 of 6 - depth 0.7526 rad)
G0 Z1.4557
G0 X8.3896
G33 X8.8994 Z-6.7018 K0.941200
G0 X12.4046
(spring pass 1)
G0 Z1.4557
G0 X8.3896
G33 X8.8994 Z-6.7018 K0.941200
G0 X12.4046
G0 X12.4046
G0 Z25.0000
M5
M9
M30
===== case 0002 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=2.822222222222222 n_passes=8 pitch=1.411111111111111 pullout_feed=0.0 rpm=400.0 size=NPT 1/4-18 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=13.89238888888889 x_start=13.254566666666667 z_end=-10.205155555555555 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 13.2546 Z0.0000 -> dia 13.8924 Z-10.2052)
(Taper 0.6378 dia over 10.2052 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.4111)
(Turn the 1:16.000 cone FIRST - dia 13.2546 at Z0.0000 to dia 13.8924 at Z-10.2052)
(Pitch 1.4111  full depth 1.1289 rad = 2.2578 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0466 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 2.822 along the crest line before Z0.0000)
(Retract dia 15.8924   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=13.2546 z_start=0 x_end=13.8924 z_end=-10.2052 pitch=1.4111)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=2.8222 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X15.8924
(pass 1 of 6 - depth 0.3419 rad)
G0 Z2.6288
G0 X12.4065
G33 X13.1808 Z-9.7599 K1.411800
G0 X15.8924
(pass 2 of 6 - depth 0.5427 rad)
G0 Z2.5152
G0 X12.0119
G33 X12.7862 Z-9.8735 K1.411800
G0 X15.8924
(pass 3 of 6 - depth 0.7112 rad)
G0 Z2.4199
G0 X11.6810
G33 X12.4553 Z-9.9688 K1.411800
G0 X15.8924
(pass 4 of 6 - depth 0.8615 rad)
G0 Z2.3348
G0 X11.3856
G33 X12.1599 Z-10.0539 K1.411800
G0 X15.8924
(pass 5 of 6 - depth 0.9997 rad)
G0 Z2.2566
G0 X11.1142
G33 X11.8884 Z-10.1321 K1.411800
G0 X15.8924
(pass 6 of 6 - depth 1.1289 rad)
G0 Z2.1835
G0 X10.8603
G33 X11.6346 Z-10.2052 K1.411800
G0 X15.8924
(spring pass 1)
G0 Z2.1835
G0 X10.8603
G33 X11.6346 Z-10.2052 K1.411800
G0 X15.8924
G0 X15.8924
G0 Z25.0000
M5
M9
M30
===== case 0003 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=2.822222222222222 n_passes=8 pitch=1.411111111111111 pullout_feed=0.0 rpm=400.0 size=NPT 3/8-18 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=17.32138888888889 x_start=16.674041666666668 z_end=-10.357555555555553 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 16.6740 Z0.0000 -> dia 17.3214 Z-10.3576)
(Taper 0.6473 dia over 10.3576 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.4111)
(Turn the 1:16.000 cone FIRST - dia 16.6740 at Z0.0000 to dia 17.3214 at Z-10.3576)
(Pitch 1.4111  full depth 1.1289 rad = 2.2578 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0466 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 2.822 along the crest line before Z0.0000)
(Retract dia 19.3214   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=16.674 z_start=0 x_end=17.3214 z_end=-10.3576 pitch=1.4111)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=2.8222 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X19.3214
(pass 1 of 6 - depth 0.3419 rad)
G0 Z2.6288
G0 X15.8260
G33 X16.6098 Z-9.9123 K1.411800
G0 X19.3214
(pass 2 of 6 - depth 0.5427 rad)
G0 Z2.5152
G0 X15.4314
G33 X16.2152 Z-10.0259 K1.411800
G0 X19.3214
(pass 3 of 6 - depth 0.7112 rad)
G0 Z2.4199
G0 X15.1005
G33 X15.8843 Z-10.1212 K1.411800
G0 X19.3214
(pass 4 of 6 - depth 0.8615 rad)
G0 Z2.3348
G0 X14.8051
G33 X15.5889 Z-10.2063 K1.411800
G0 X19.3214
(pass 5 of 6 - depth 0.9997 rad)
G0 Z2.2566
G0 X14.5336
G33 X15.3174 Z-10.2845 K1.411800
G0 X19.3214
(pass 6 of 6 - depth 1.1289 rad)
G0 Z2.1835
G0 X14.2798
G33 X15.0636 Z-10.3576 K1.411800
G0 X19.3214
(spring pass 1)
G0 Z2.1835
G0 X14.2798
G33 X15.0636 Z-10.3576 K1.411800
G0 X19.3214
G0 X19.3214
G0 Z25.0000
M5
M9
M30
===== case 0004 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=3.6285714285714286 n_passes=8 pitch=1.8142857142857143 pullout_feed=0.0 rpm=400.0 size=NPT 1/2-14 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=21.562785714285713 x_start=20.715514285714285 z_end=-13.556342857142855 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 20.7155 Z0.0000 -> dia 21.5628 Z-13.5563)
(Taper 0.8473 dia over 13.5563 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.8143)
(Turn the 1:16.000 cone FIRST - dia 20.7155 at Z0.0000 to dia 21.5628 at Z-13.5563)
(Pitch 1.8143  full depth 1.4514 rad = 2.9029 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0599 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 3.629 along the crest line before Z0.0000)
(Retract dia 23.5628   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=20.7155 z_start=0 x_end=21.5628 z_end=-13.5563 pitch=1.8143)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=3.6286 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X23.5628
(pass 1 of 6 - depth 0.4396 rad)
G0 Z3.3799
G0 X19.6251
G33 X20.6479 Z-12.9839 K1.815171
G0 X23.5628
(pass 2 of 6 - depth 0.6978 rad)
G0 Z3.2338
G0 X19.1179
G33 X20.1406 Z-13.1299 K1.815171
G0 X23.5628
(pass 3 of 6 - depth 0.9143 rad)
G0 Z3.1113
G0 X18.6924
G33 X19.7151 Z-13.2525 K1.815171
G0 X23.5628
(pass 4 of 6 - depth 1.1076 rad)
G0 Z3.0019
G0 X18.3126
G33 X19.3353 Z-13.3618 K1.815171
G0 X23.5628
(pass 5 of 6 - depth 1.2853 rad)
G0 Z2.9014
G0 X17.9636
G33 X18.9863 Z-13.4624 K1.815171
G0 X23.5628
(pass 6 of 6 - depth 1.4514 rad)
G0 Z2.8074
G0 X17.6372
G33 X18.6599 Z-13.5563 K1.815171
G0 X23.5628
(spring pass 1)
G0 Z2.8074
G0 X17.6372
G33 X18.6599 Z-13.5563 K1.815171
G0 X23.5628
G0 X23.5628
G0 Z25.0000
M5
M9
M30
===== case 0005 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=3.6285714285714286 n_passes=8 pitch=1.8142857142857143 pullout_feed=0.0 rpm=400.0 size=NPT 3/4-14 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=26.896785714285713 x_start=26.030464285714285 z_end=-13.861142857142855 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 26.0305 Z0.0000 -> dia 26.8968 Z-13.8611)
(Taper 0.8663 dia over 13.8611 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.8143)
(Turn the 1:16.000 cone FIRST - dia 26.0305 at Z0.0000 to dia 26.8968 at Z-13.8611)
(Pitch 1.8143  full depth 1.4514 rad = 2.9029 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0599 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 3.629 along the crest line before Z0.0000)
(Retract dia 28.8968   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=26.0305 z_start=0 x_end=26.8968 z_end=-13.8611 pitch=1.8143)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=3.6286 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X28.8968
(pass 1 of 6 - depth 0.4396 rad)
G0 Z3.3799
G0 X24.9401
G33 X25.9819 Z-13.2887 K1.815171
G0 X28.8968
(pass 2 of 6 - depth 0.6978 rad)
G0 Z3.2338
G0 X24.4328
G33 X25.4746 Z-13.4347 K1.815171
G0 X28.8968
(pass 3 of 6 - depth 0.9143 rad)
G0 Z3.1113
G0 X24.0073
G33 X25.0491 Z-13.5573 K1.815171
G0 X28.8968
(pass 4 of 6 - depth 1.1076 rad)
G0 Z3.0019
G0 X23.6276
G33 X24.6693 Z-13.6666 K1.815171
G0 X28.8968
(pass 5 of 6 - depth 1.2853 rad)
G0 Z2.9014
G0 X23.2785
G33 X24.3203 Z-13.7672 K1.815171
G0 X28.8968
(pass 6 of 6 - depth 1.4514 rad)
G0 Z2.8074
G0 X22.9521
G33 X23.9939 Z-13.8611 K1.815171
G0 X28.8968
(spring pass 1)
G0 Z2.8074
G0 X22.9521
G33 X23.9939 Z-13.8611 K1.815171
G0 X28.8968
G0 X28.8968
G0 Z25.0000
M5
M9
M30
===== case 0006 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.4173913043478255 n_passes=8 pitch=2.2086956521739127 pullout_feed=0.0 rpm=400.0 size=NPT 1-11.5 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=33.677086956521734 x_start=32.59316956521739 z_end=-17.342678260869565 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 32.5932 Z0.0000 -> dia 33.6771 Z-17.3427)
(Taper 1.0839 dia over 17.3427 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.2087)
(Turn the 1:16.000 cone FIRST - dia 32.5932 at Z0.0000 to dia 33.6771 at Z-17.3427)
(Pitch 2.2087  full depth 1.7670 rad = 3.5339 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0729 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.417 along the crest line before Z0.0000)
(Retract dia 35.6771   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=32.5932 z_start=0 x_end=33.6771 z_end=-17.3427 pitch=2.2087)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.4174 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X35.6771
(pass 1 of 6 - depth 0.5351 rad)
G0 Z4.1146
G0 X31.2657
G33 X32.5633 Z-16.6457 K2.209774
G0 X35.6771
(pass 2 of 6 - depth 0.8495 rad)
G0 Z3.9368
G0 X30.6482
G33 X31.9457 Z-16.8236 K2.209774
G0 X35.6771
(pass 3 of 6 - depth 1.1131 rad)
G0 Z3.7876
G0 X30.1302
G33 X31.4277 Z-16.9728 K2.209774
G0 X35.6771
(pass 4 of 6 - depth 1.3484 rad)
G0 Z3.6545
G0 X29.6679
G33 X30.9654 Z-17.1059 K2.209774
G0 X35.6771
(pass 5 of 6 - depth 1.5647 rad)
G0 Z3.5321
G0 X29.2430
G33 X30.5405 Z-17.2283 K2.209774
G0 X35.6771
(pass 6 of 6 - depth 1.7670 rad)
G0 Z3.4177
G0 X28.8457
G33 X30.1432 Z-17.3427 K2.209774
G0 X35.6771
(spring pass 1)
G0 Z3.4177
G0 X28.8457
G33 X30.1432 Z-17.3427 K2.209774
G0 X35.6771
G0 X35.6771
G0 Z25.0000
M5
M9
M30
===== case 0007 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.4173913043478255 n_passes=8 pitch=2.2086956521739127 pullout_feed=0.0 rpm=400.0 size=NPT 1 1/4-11.5 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=42.44008695652174 x_start=41.31806956521739 z_end=-17.952278260869562 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 41.3181 Z0.0000 -> dia 42.4401 Z-17.9523)
(Taper 1.1220 dia over 17.9523 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.2087)
(Turn the 1:16.000 cone FIRST - dia 41.3181 at Z0.0000 to dia 42.4401 at Z-17.9523)
(Pitch 2.2087  full depth 1.7670 rad = 3.5339 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0729 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.417 along the crest line before Z0.0000)
(Retract dia 44.4401   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=41.3181 z_start=0 x_end=42.4401 z_end=-17.9523 pitch=2.2087)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.4174 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X44.4401
(pass 1 of 6 - depth 0.5351 rad)
G0 Z4.1146
G0 X39.9906
G33 X41.3263 Z-17.2553 K2.209774
G0 X44.4401
(pass 2 of 6 - depth 0.8495 rad)
G0 Z3.9368
G0 X39.3731
G33 X40.7087 Z-17.4332 K2.209774
G0 X44.4401
(pass 3 of 6 - depth 1.1131 rad)
G0 Z3.7876
G0 X38.8551
G33 X40.1907 Z-17.5824 K2.209774
G0 X44.4401
(pass 4 of 6 - depth 1.3484 rad)
G0 Z3.6545
G0 X38.3928
G33 X39.7284 Z-17.7155 K2.209774
G0 X44.4401
(pass 5 of 6 - depth 1.5647 rad)
G0 Z3.5321
G0 X37.9679
G33 X39.3035 Z-17.8379 K2.209774
G0 X44.4401
(pass 6 of 6 - depth 1.7670 rad)
G0 Z3.4177
G0 X37.5706
G33 X38.9062 Z-17.9523 K2.209774
G0 X44.4401
(spring pass 1)
G0 Z3.4177
G0 X37.5706
G33 X38.9062 Z-17.9523 K2.209774
G0 X44.4401
G0 X44.4401
G0 Z25.0000
M5
M9
M30
===== case 0008 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.4173913043478255 n_passes=8 pitch=2.2086956521739127 pullout_feed=0.0 rpm=400.0 size=NPT 1 1/2-11.5 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=48.536086956521736 x_start=47.3875652173913 z_end=-18.376347826086956 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 47.3876 Z0.0000 -> dia 48.5361 Z-18.3763)
(Taper 1.1485 dia over 18.3763 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.2087)
(Turn the 1:16.000 cone FIRST - dia 47.3876 at Z0.0000 to dia 48.5361 at Z-18.3763)
(Pitch 2.2087  full depth 1.7670 rad = 3.5339 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0729 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.417 along the crest line before Z0.0000)
(Retract dia 50.5361   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=47.3876 z_start=0 x_end=48.5361 z_end=-18.3763 pitch=2.2087)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.4174 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X50.5361
(pass 1 of 6 - depth 0.5351 rad)
G0 Z4.1146
G0 X46.0601
G33 X47.4223 Z-17.6794 K2.209774
G0 X50.5361
(pass 2 of 6 - depth 0.8495 rad)
G0 Z3.9368
G0 X45.4426
G33 X46.8047 Z-17.8573 K2.209774
G0 X50.5361
(pass 3 of 6 - depth 1.1131 rad)
G0 Z3.7876
G0 X44.9246
G33 X46.2867 Z-18.0064 K2.209774
G0 X50.5361
(pass 4 of 6 - depth 1.3484 rad)
G0 Z3.6545
G0 X44.4623
G33 X45.8244 Z-18.1396 K2.209774
G0 X50.5361
(pass 5 of 6 - depth 1.5647 rad)
G0 Z3.5321
G0 X44.0374
G33 X45.3995 Z-18.2619 K2.209774
G0 X50.5361
(pass 6 of 6 - depth 1.7670 rad)
G0 Z3.4177
G0 X43.6400
G33 X45.0022 Z-18.3763 K2.209774
G0 X50.5361
(spring pass 1)
G0 Z3.4177
G0 X43.6400
G33 X45.0022 Z-18.3763 K2.209774
G0 X50.5361
G0 X50.5361
G0 Z25.0000
M5
M9
M30
===== case 0009 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.4173913043478255 n_passes=8 pitch=2.2086956521739127 pullout_feed=0.0 rpm=400.0 size=NPT 2-11.5 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=60.601086956521726 x_start=59.400108695652165 z_end=-19.215652173913043 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 59.4001 Z0.0000 -> dia 60.6011 Z-19.2157)
(Taper 1.2010 dia over 19.2157 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.2087)
(Turn the 1:16.000 cone FIRST - dia 59.4001 at Z0.0000 to dia 60.6011 at Z-19.2157)
(Pitch 2.2087  full depth 1.7670 rad = 3.5339 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.0729 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.417 along the crest line before Z0.0000)
(Retract dia 62.6011   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=59.4001 z_start=0 x_end=60.6011 z_end=-19.2157 pitch=2.2087)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.4174 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X62.6011
(pass 1 of 6 - depth 0.5351 rad)
G0 Z4.1146
G0 X58.0727
G33 X59.4873 Z-18.5187 K2.209774
G0 X62.6011
(pass 2 of 6 - depth 0.8495 rad)
G0 Z3.9368
G0 X57.4551
G33 X58.8697 Z-18.6966 K2.209774
G0 X62.6011
(pass 3 of 6 - depth 1.1131 rad)
G0 Z3.7876
G0 X56.9372
G33 X58.3517 Z-18.8457 K2.209774
G0 X62.6011
(pass 4 of 6 - depth 1.3484 rad)
G0 Z3.6545
G0 X56.4748
G33 X57.8894 Z-18.9789 K2.209774
G0 X62.6011
(pass 5 of 6 - depth 1.5647 rad)
G0 Z3.5321
G0 X56.0499
G33 X57.4645 Z-19.1012 K2.209774
G0 X62.6011
(pass 6 of 6 - depth 1.7670 rad)
G0 Z3.4177
G0 X55.6526
G33 X57.0672 Z-19.2157 K2.209774
G0 X62.6011
(spring pass 1)
G0 Z3.4177
G0 X55.6526
G33 X57.0672 Z-19.2157 K2.209774
G0 X62.6011
G0 X62.6011
G0 Z25.0000
M5
M9
M30
===== case 0010 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 2 1/2-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=73.421875 x_start=71.61609375 z_end=-28.8925 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 71.6161 Z0.0000 -> dia 73.4219 Z-28.8925)
(Taper 1.8058 dia over 28.8925 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 71.6161 at Z0.0000 to dia 73.4219 at Z-28.8925)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 75.4219   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=71.6161 z_start=0 x_end=73.4219 z_end=-28.8925 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X75.4219
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X69.7079
G33 X71.8208 Z-27.8907 K3.176550
G0 X75.4219
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X68.8202
G33 X70.9330 Z-28.1463 K3.176550
G0 X75.4219
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X68.0756
G33 X70.1884 Z-28.3607 K3.176550
G0 X75.4219
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X67.4110
G33 X69.5238 Z-28.5521 K3.176550
G0 X75.4219
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X66.8002
G33 X68.9130 Z-28.7280 K3.176550
G0 X75.4219
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X66.2290
G33 X68.3419 Z-28.8925 K3.176550
G0 X75.4219
(spring pass 1)
G0 Z4.9129
G0 X66.2290
G33 X68.3419 Z-28.8925 K3.176550
G0 X75.4219
G0 X75.4219
G0 Z25.0000
M5
M9
M30
===== case 0011 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 3-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=89.296875 x_start=87.391875 z_end=-30.479999999999997 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 87.3919 Z0.0000 -> dia 89.2969 Z-30.4800)
(Taper 1.9050 dia over 30.4800 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 87.3919 at Z0.0000 to dia 89.2969 at Z-30.4800)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 91.2969   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=87.3919 z_start=0 x_end=89.2969 z_end=-30.48 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X91.2969
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X85.4837
G33 X87.6958 Z-29.4782 K3.176550
G0 X91.2969
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X84.5960
G33 X86.8080 Z-29.7338 K3.176550
G0 X91.2969
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X83.8514
G33 X86.0634 Z-29.9482 K3.176550
G0 X91.2969
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X83.1868
G33 X85.3988 Z-30.1396 K3.176550
G0 X91.2969
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X82.5759
G33 X84.7880 Z-30.3155 K3.176550
G0 X91.2969
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X82.0048
G33 X84.2169 Z-30.4800 K3.176550
G0 X91.2969
(spring pass 1)
G0 Z4.9129
G0 X82.0048
G33 X84.2169 Z-30.4800 K3.176550
G0 X91.2969
G0 X91.2969
G0 Z25.0000
M5
M9
M30
===== case 0012 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 3 1/2-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=101.99687499999999 x_start=100.01249999999999 z_end=-31.75 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 100.0125 Z0.0000 -> dia 101.9969 Z-31.7500)
(Taper 1.9844 dia over 31.7500 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 100.0125 at Z0.0000 to dia 101.9969 at Z-31.7500)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 103.9969   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=100.0125 z_start=0 x_end=101.9969 z_end=-31.75 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X103.9969
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X98.1043
G33 X100.3958 Z-30.7482 K3.176550
G0 X103.9969
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X97.2166
G33 X99.5080 Z-31.0038 K3.176550
G0 X103.9969
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X96.4720
G33 X98.7634 Z-31.2182 K3.176550
G0 X103.9969
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X95.8074
G33 X98.0988 Z-31.4096 K3.176550
G0 X103.9969
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X95.1966
G33 X97.4880 Z-31.5855 K3.176550
G0 X103.9969
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X94.6254
G33 X96.9169 Z-31.7500 K3.176550
G0 X103.9969
(spring pass 1)
G0 Z4.9129
G0 X94.6254
G33 X96.9169 Z-31.7500 K3.176550
G0 X103.9969
G0 X103.9969
G0 Z25.0000
M5
M9
M30
===== case 0013 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 4-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=114.69687499999998 x_start=112.63312499999998 z_end=-33.019999999999996 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 112.6331 Z0.0000 -> dia 114.6969 Z-33.0200)
(Taper 2.0637 dia over 33.0200 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 112.6331 at Z0.0000 to dia 114.6969 at Z-33.0200)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 116.6969   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=112.6331 z_start=0 x_end=114.6969 z_end=-33.02 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X116.6969
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X110.7250
G33 X113.0958 Z-32.0182 K3.176550
G0 X116.6969
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X109.8372
G33 X112.2080 Z-32.2738 K3.176550
G0 X116.6969
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X109.0926
G33 X111.4634 Z-32.4882 K3.176550
G0 X116.6969
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X108.4280
G33 X110.7988 Z-32.6796 K3.176550
G0 X116.6969
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X107.8172
G33 X110.1880 Z-32.8555 K3.176550
G0 X116.6969
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X107.2461
G33 X109.6169 Z-33.0200 K3.176550
G0 X116.6969
(spring pass 1)
G0 Z4.9129
G0 X107.2461
G33 X109.6169 Z-33.0200 K3.176550
G0 X116.6969
G0 X116.6969
G0 Z25.0000
M5
M9
M30
===== case 0014 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 5-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=141.69707499999998 x_start=139.46457374999997 z_end=-35.72002 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 139.4646 Z0.0000 -> dia 141.6971 Z-35.7200)
(Taper 2.2325 dia over 35.7200 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 139.4646 at Z0.0000 to dia 141.6971 at Z-35.7200)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 143.6971   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=139.4646 z_start=0 x_end=141.6971 z_end=-35.72 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X143.6971
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X137.5564
G33 X140.0960 Z-34.7182 K3.176550
G0 X143.6971
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X136.6687
G33 X139.2082 Z-34.9738 K3.176550
G0 X143.6971
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X135.9241
G33 X138.4636 Z-35.1883 K3.176550
G0 X143.6971
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X135.2595
G33 X137.7990 Z-35.3796 K3.176550
G0 X143.6971
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X134.6486
G33 X137.1882 Z-35.5555 K3.176550
G0 X143.6971
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X134.0775
G33 X136.6171 Z-35.7200 K3.176550
G0 X143.6971
(spring pass 1)
G0 Z4.9129
G0 X134.0775
G33 X136.6171 Z-35.7200 K3.176550
G0 X143.6971
G0 X143.6971
G0 Z25.0000
M5
M9
M30
===== case 0015 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 6-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=168.671875 x_start=166.27078125 z_end=-38.417500000000004 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 166.2708 Z0.0000 -> dia 168.6719 Z-38.4175)
(Taper 2.4011 dia over 38.4175 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 166.2708 at Z0.0000 to dia 168.6719 at Z-38.4175)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 170.6719   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=166.2708 z_start=0 x_end=168.6719 z_end=-38.4175 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X170.6719
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X164.3626
G33 X167.0708 Z-37.4157 K3.176550
G0 X170.6719
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X163.4749
G33 X166.1830 Z-37.6713 K3.176550
G0 X170.6719
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X162.7303
G33 X165.4384 Z-37.8857 K3.176550
G0 X170.6719
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X162.0657
G33 X164.7738 Z-38.0771 K3.176550
G0 X170.6719
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X161.4549
G33 X164.1630 Z-38.2530 K3.176550
G0 X170.6719
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X160.8837
G33 X163.5919 Z-38.4175 K3.176550
G0 X170.6719
(spring pass 1)
G0 Z4.9129
G0 X160.8837
G33 X163.5919 Z-38.4175 K3.176550
G0 X170.6719
G0 X170.6719
G0 Z25.0000
M5
M9
M30
===== case 0016 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 8-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=219.47187499999998 x_start=216.75328125 z_end=-43.497499999999995 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 216.7533 Z0.0000 -> dia 219.4719 Z-43.4975)
(Taper 2.7186 dia over 43.4975 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 216.7533 at Z0.0000 to dia 219.4719 at Z-43.4975)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 221.4719   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=216.7533 z_start=0 x_end=219.4719 z_end=-43.4975 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X221.4719
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X214.8451
G33 X217.8708 Z-42.4957 K3.176550
G0 X221.4719
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X213.9574
G33 X216.9830 Z-42.7513 K3.176550
G0 X221.4719
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X213.2128
G33 X216.2384 Z-42.9657 K3.176550
G0 X221.4719
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X212.5482
G33 X215.5738 Z-43.1571 K3.176550
G0 X221.4719
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X211.9374
G33 X214.9630 Z-43.3330 K3.176550
G0 X221.4719
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X211.3662
G33 X214.3919 Z-43.4975 K3.176550
G0 X221.4719
(spring pass 1)
G0 Z4.9129
G0 X211.3662
G33 X214.3919 Z-43.4975 K3.176550
G0 X221.4719
G0 X221.4719
G0 Z25.0000
M5
M9
M30
===== case 0017 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 10-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=273.446875 x_start=270.39093749999995 z_end=-48.894999999999996 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 270.3909 Z0.0000 -> dia 273.4469 Z-48.8950)
(Taper 3.0559 dia over 48.8950 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 270.3909 at Z0.0000 to dia 273.4469 at Z-48.8950)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 275.4469   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=270.3909 z_start=0 x_end=273.4469 z_end=-48.895 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X275.4469
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X268.4828
G33 X271.8458 Z-47.8932 K3.176550
G0 X275.4469
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X267.5950
G33 X270.9580 Z-48.1488 K3.176550
G0 X275.4469
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X266.8504
G33 X270.2134 Z-48.3632 K3.176550
G0 X275.4469
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X266.1858
G33 X269.5488 Z-48.5546 K3.176550
G0 X275.4469
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X265.5750
G33 X268.9380 Z-48.7305 K3.176550
G0 X275.4469
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X265.0039
G33 X268.3669 Z-48.8950 K3.176550
G0 X275.4469
(spring pass 1)
G0 Z4.9129
G0 X265.0039
G33 X268.3669 Z-48.8950 K3.176550
G0 X275.4469
G0 X275.4469
G0 Z25.0000
M5
M9
M30
===== case 0018 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=6.35 n_passes=8 pitch=3.175 pullout_feed=0.0 rpm=400.0 size=NPT 12-8 spring_passes=1 taper_ends=0 thread_form=2 tool=9 x_end=324.246875 x_start=320.87343749999997 z_end=-53.974999999999994 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 320.8734 Z0.0000 -> dia 324.2469 Z-53.9750)
(Taper 3.3734 dia over 53.9750 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 3.1750)
(Turn the 1:16.000 cone FIRST - dia 320.8734 at Z0.0000 to dia 324.2469 at Z-53.9750)
(Pitch 3.1750  full depth 2.5400 rad = 5.0800 dia  crest is the major dia, cutting inward)
(Depth computed for NPT taper pipe 60 deg, insert tip radius 0.1048 - FULL FORM)
(That NPT taper pipe 60 deg form is TRUNCATED FLAT at crest and root - the figure quoted is the 0.033 x pitch truncation, not a rounded root)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 6.350 along the crest line before Z0.0000)
(Retract dia 326.2469   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=320.8734 z_start=0 x_end=324.2469 z_end=-53.975 pitch=3.175)
(CONV1 thread_form=2 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=6.35 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X326.2469
(pass 1 of 6 - depth 0.7692 rad)
G0 Z5.9148
G0 X318.9653
G33 X322.6458 Z-52.9732 K3.176550
G0 X326.2469
(pass 2 of 6 - depth 1.2211 rad)
G0 Z5.6591
G0 X318.0775
G33 X321.7580 Z-53.2288 K3.176550
G0 X326.2469
(pass 3 of 6 - depth 1.6001 rad)
G0 Z5.4447
G0 X317.3329
G33 X321.0134 Z-53.4432 K3.176550
G0 X326.2469
(pass 4 of 6 - depth 1.9384 rad)
G0 Z5.2533
G0 X316.6683
G33 X320.3488 Z-53.6346 K3.176550
G0 X326.2469
(pass 5 of 6 - depth 2.2493 rad)
G0 Z5.0774
G0 X316.0575
G33 X319.7380 Z-53.8105 K3.176550
G0 X326.2469
(pass 6 of 6 - depth 2.5400 rad)
G0 Z4.9129
G0 X315.4864
G33 X319.1669 Z-53.9750 K3.176550
G0 X326.2469
(spring pass 1)
G0 Z4.9129
G0 X315.4864
G33 X319.1669 Z-53.9750 K3.176550
G0 X326.2469
G0 X326.2469
G0 Z25.0000
M5
M9
M30
===== case 0019 | clear_z=25.0 clearance=1.86825 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=1.8142857142857143 n_passes=8 pitch=0.9071428571428571 pullout_feed=0.0 rpm=400.0 size=BSPT 1/16 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=7.87925 x_start=7.473 z_end=-6.5 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 7.4730 Z0.0000 -> dia 7.8792 Z-6.5000)
(Taper 0.4062 dia over 6.5000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 0.9071)
(Turn the 1:16.000 cone FIRST - dia 7.4730 at Z0.0000 to dia 7.8792 at Z-6.5000)
(Pitch 0.9071  full depth 0.5809 rad = 1.1617 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.1246 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 1.814 along the crest line before Z0.0000)
(Retract dia 9.7475   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=7.473 z_start=0 x_end=7.8792 z_end=-6.5 pitch=0.9071)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=1.8143 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=1.8682 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X9.7475
(pass 1 of 6 - depth 0.1759 rad)
G0 Z1.7148
G0 X7.0140
G33 X7.5131 Z-6.2709 K0.907586
G0 X9.7475
(pass 2 of 6 - depth 0.2793 rad)
G0 Z1.6563
G0 X6.8110
G33 X7.3101 Z-6.3294 K0.907586
G0 X9.7475
(pass 3 of 6 - depth 0.3659 rad)
G0 Z1.6073
G0 X6.6407
G33 X7.1398 Z-6.3784 K0.907586
G0 X9.7475
(pass 4 of 6 - depth 0.4433 rad)
G0 Z1.5635
G0 X6.4887
G33 X6.9878 Z-6.4222 K0.907586
G0 X9.7475
(pass 5 of 6 - depth 0.5144 rad)
G0 Z1.5233
G0 X6.3490
G33 X6.8481 Z-6.4624 K0.907586
G0 X9.7475
(pass 6 of 6 - depth 0.5809 rad)
G0 Z1.4856
G0 X6.2184
G33 X6.7175 Z-6.5000 K0.907586
G0 X9.7475
(spring pass 1)
G0 Z1.4856
G0 X6.2184
G33 X6.7175 Z-6.5000 K0.907586
G0 X9.7475
G0 X9.7475
G0 Z25.0000
M5
M9
M30
===== case 0020 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=1.8142857142857143 n_passes=8 pitch=0.9071428571428571 pullout_feed=0.0 rpm=400.0 size=BSPT 1/8 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=9.88425 x_start=9.478 z_end=-6.5 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 9.4780 Z0.0000 -> dia 9.8842 Z-6.5000)
(Taper 0.4062 dia over 6.5000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 0.9071)
(Turn the 1:16.000 cone FIRST - dia 9.4780 at Z0.0000 to dia 9.8842 at Z-6.5000)
(Pitch 0.9071  full depth 0.5809 rad = 1.1617 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.1246 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 1.814 along the crest line before Z0.0000)
(Retract dia 11.8842   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=9.478 z_start=0 x_end=9.8842 z_end=-6.5 pitch=0.9071)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=1.8143 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X11.8842
(pass 1 of 6 - depth 0.1759 rad)
G0 Z1.7148
G0 X9.0190
G33 X9.5181 Z-6.2709 K0.907586
G0 X11.8842
(pass 2 of 6 - depth 0.2793 rad)
G0 Z1.6563
G0 X8.8160
G33 X9.3151 Z-6.3294 K0.907586
G0 X11.8842
(pass 3 of 6 - depth 0.3659 rad)
G0 Z1.6073
G0 X8.6457
G33 X9.1448 Z-6.3784 K0.907586
G0 X11.8842
(pass 4 of 6 - depth 0.4433 rad)
G0 Z1.5635
G0 X8.4937
G33 X8.9928 Z-6.4222 K0.907586
G0 X11.8842
(pass 5 of 6 - depth 0.5144 rad)
G0 Z1.5233
G0 X8.3540
G33 X8.8531 Z-6.4624 K0.907586
G0 X11.8842
(pass 6 of 6 - depth 0.5809 rad)
G0 Z1.4856
G0 X8.2234
G33 X8.7225 Z-6.5000 K0.907586
G0 X11.8842
(spring pass 1)
G0 Z1.4856
G0 X8.2234
G33 X8.7225 Z-6.5000 K0.907586
G0 X11.8842
G0 X11.8842
G0 Z25.0000
M5
M9
M30
===== case 0021 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=2.6736842105263157 n_passes=8 pitch=1.3368421052631578 pullout_feed=0.0 rpm=400.0 size=BSPT 1/4 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=13.38825 x_start=12.782 z_end=-9.7 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 12.7820 Z0.0000 -> dia 13.3882 Z-9.7000)
(Taper 0.6062 dia over 9.7000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.3368)
(Turn the 1:16.000 cone FIRST - dia 12.7820 at Z0.0000 to dia 13.3882 at Z-9.7000)
(Pitch 1.3368  full depth 0.8560 rad = 1.7120 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.1836 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 2.674 along the crest line before Z0.0000)
(Retract dia 15.3882   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=12.782 z_start=0 x_end=13.3882 z_end=-9.7 pitch=1.3368)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=2.6737 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X15.3882
(pass 1 of 6 - depth 0.2592 rad)
G0 Z2.5270
G0 X12.1056
G33 X12.8487 Z-9.3624 K1.337495
G0 X15.3882
(pass 2 of 6 - depth 0.4115 rad)
G0 Z2.4409
G0 X11.8064
G33 X12.5495 Z-9.4485 K1.337495
G0 X15.3882
(pass 3 of 6 - depth 0.5393 rad)
G0 Z2.3686
G0 X11.5554
G33 X12.2985 Z-9.5208 K1.337495
G0 X15.3882
(pass 4 of 6 - depth 0.6533 rad)
G0 Z2.3041
G0 X11.3315
G33 X12.0746 Z-9.5853 K1.337495
G0 X15.3882
(pass 5 of 6 - depth 0.7580 rad)
G0 Z2.2448
G0 X11.1256
G33 X11.8687 Z-9.6446 K1.337495
G0 X15.3882
(pass 6 of 6 - depth 0.8560 rad)
G0 Z2.1894
G0 X10.9331
G33 X11.6762 Z-9.7000 K1.337495
G0 X15.3882
(spring pass 1)
G0 Z2.1894
G0 X10.9331
G33 X11.6762 Z-9.7000 K1.337495
G0 X15.3882
G0 X15.3882
G0 Z25.0000
M5
M9
M30
===== case 0022 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=2.6736842105263157 n_passes=8 pitch=1.3368421052631578 pullout_feed=0.0 rpm=400.0 size=BSPT 3/8 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=16.893250000000002 x_start=16.262 z_end=-10.1 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 16.2620 Z0.0000 -> dia 16.8933 Z-10.1000)
(Taper 0.6313 dia over 10.1000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.3368)
(Turn the 1:16.000 cone FIRST - dia 16.2620 at Z0.0000 to dia 16.8933 at Z-10.1000)
(Pitch 1.3368  full depth 0.8560 rad = 1.7120 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.1836 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 2.674 along the crest line before Z0.0000)
(Retract dia 18.8933   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=16.262 z_start=0 x_end=16.8933 z_end=-10.1 pitch=1.3368)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=2.6737 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X18.8933
(pass 1 of 6 - depth 0.2592 rad)
G0 Z2.5270
G0 X15.5856
G33 X16.3537 Z-9.7624 K1.337495
G0 X18.8933
(pass 2 of 6 - depth 0.4115 rad)
G0 Z2.4409
G0 X15.2864
G33 X16.0545 Z-9.8485 K1.337495
G0 X18.8933
(pass 3 of 6 - depth 0.5393 rad)
G0 Z2.3686
G0 X15.0354
G33 X15.8035 Z-9.9208 K1.337495
G0 X18.8933
(pass 4 of 6 - depth 0.6533 rad)
G0 Z2.3041
G0 X14.8115
G33 X15.5796 Z-9.9853 K1.337495
G0 X18.8933
(pass 5 of 6 - depth 0.7580 rad)
G0 Z2.2448
G0 X14.6056
G33 X15.3737 Z-10.0446 K1.337495
G0 X18.8933
(pass 6 of 6 - depth 0.8560 rad)
G0 Z2.1894
G0 X14.4131
G33 X15.1812 Z-10.1000 K1.337495
G0 X18.8933
(spring pass 1)
G0 Z2.1894
G0 X14.4131
G33 X15.1812 Z-10.1000 K1.337495
G0 X18.8933
G0 X18.8933
G0 Z25.0000
M5
M9
M30
===== case 0023 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=3.6285714285714286 n_passes=8 pitch=1.8142857142857143 pullout_feed=0.0 rpm=400.0 size=BSPT 1/2 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=21.2675 x_start=20.4425 z_end=-13.2 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 20.4425 Z0.0000 -> dia 21.2675 Z-13.2000)
(Taper 0.8250 dia over 13.2000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.8143)
(Turn the 1:16.000 cone FIRST - dia 20.4425 at Z0.0000 to dia 21.2675 at Z-13.2000)
(Pitch 1.8143  full depth 1.1617 rad = 2.3235 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.2492 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 3.629 along the crest line before Z0.0000)
(Retract dia 23.2675   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=20.4425 z_start=0 x_end=21.2675 z_end=-13.2 pitch=1.8143)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=3.6286 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X23.2675
(pass 1 of 6 - depth 0.3518 rad)
G0 Z3.4295
G0 X19.5245
G33 X20.5352 Z-12.7418 K1.815171
G0 X23.2675
(pass 2 of 6 - depth 0.5585 rad)
G0 Z3.3126
G0 X19.1185
G33 X20.1292 Z-12.8587 K1.815171
G0 X23.2675
(pass 3 of 6 - depth 0.7318 rad)
G0 Z3.2145
G0 X18.7779
G33 X19.7886 Z-12.9568 K1.815171
G0 X23.2675
(pass 4 of 6 - depth 0.8866 rad)
G0 Z3.1270
G0 X18.4739
G33 X19.4846 Z-13.0443 K1.815171
G0 X23.2675
(pass 5 of 6 - depth 1.0288 rad)
G0 Z3.0465
G0 X18.1945
G33 X19.2052 Z-13.1248 K1.815171
G0 X23.2675
(pass 6 of 6 - depth 1.1617 rad)
G0 Z2.9713
G0 X17.9333
G33 X18.9440 Z-13.2000 K1.815171
G0 X23.2675
(spring pass 1)
G0 Z2.9713
G0 X17.9333
G33 X18.9440 Z-13.2000 K1.815171
G0 X23.2675
G0 X23.2675
G0 Z25.0000
M5
M9
M30
===== case 0024 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=3.6285714285714286 n_passes=8 pitch=1.8142857142857143 pullout_feed=0.0 rpm=400.0 size=BSPT 3/4 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=26.7535 x_start=25.84725 z_end=-14.5 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 25.8472 Z0.0000 -> dia 26.7535 Z-14.5000)
(Taper 0.9062 dia over 14.5000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 1.8143)
(Turn the 1:16.000 cone FIRST - dia 25.8472 at Z0.0000 to dia 26.7535 at Z-14.5000)
(Pitch 1.8143  full depth 1.1617 rad = 2.3235 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.2492 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 3.629 along the crest line before Z0.0000)
(Retract dia 28.7535   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=25.8472 z_start=0 x_end=26.7535 z_end=-14.5 pitch=1.8143)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=3.6286 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X28.7535
(pass 1 of 6 - depth 0.3518 rad)
G0 Z3.4295
G0 X24.9292
G33 X26.0212 Z-14.0418 K1.815171
G0 X28.7535
(pass 2 of 6 - depth 0.5585 rad)
G0 Z3.3126
G0 X24.5232
G33 X25.6152 Z-14.1587 K1.815171
G0 X28.7535
(pass 3 of 6 - depth 0.7318 rad)
G0 Z3.2145
G0 X24.1826
G33 X25.2746 Z-14.2568 K1.815171
G0 X28.7535
(pass 4 of 6 - depth 0.8866 rad)
G0 Z3.1270
G0 X23.8787
G33 X24.9706 Z-14.3443 K1.815171
G0 X28.7535
(pass 5 of 6 - depth 1.0288 rad)
G0 Z3.0465
G0 X23.5993
G33 X24.6912 Z-14.4248 K1.815171
G0 X28.7535
(pass 6 of 6 - depth 1.1617 rad)
G0 Z2.9713
G0 X23.3381
G33 X24.4300 Z-14.5000 K1.815171
G0 X28.7535
(spring pass 1)
G0 Z2.9713
G0 X23.3381
G33 X24.4300 Z-14.5000 K1.815171
G0 X28.7535
G0 X28.7535
G0 Z25.0000
M5
M9
M30
===== case 0025 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 1 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=33.649 x_start=32.599000000000004 z_end=-16.8 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 32.5990 Z0.0000 -> dia 33.6490 Z-16.8000)
(Taper 1.0500 dia over 16.8000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 32.5990 at Z0.0000 to dia 33.6490 at Z-16.8000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 35.6490   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=32.599 z_start=0 x_end=33.649 z_end=-16.8 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X35.6490
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X31.4306
G33 X32.7170 Z-16.2168 K2.310218
G0 X35.6490
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X30.9139
G33 X32.2002 Z-16.3656 K2.310218
G0 X35.6490
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X30.4804
G33 X31.7668 Z-16.4904 K2.310218
G0 X35.6490
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X30.0935
G33 X31.3799 Z-16.6019 K2.310218
G0 X35.6490
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X29.7380
G33 X31.0243 Z-16.7043 K2.310218
G0 X35.6490
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X29.4055
G33 X30.6919 Z-16.8000 K2.310218
G0 X35.6490
(spring pass 1)
G0 Z3.7816
G0 X29.4055
G33 X30.6919 Z-16.8000 K2.310218
G0 X35.6490
G0 X35.6490
G0 Z25.0000
M5
M9
M30
===== case 0026 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 1 1/4 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=42.309999999999995 x_start=41.116249999999994 z_end=-19.1 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 41.1162 Z0.0000 -> dia 42.3100 Z-19.1000)
(Taper 1.1938 dia over 19.1000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 41.1162 at Z0.0000 to dia 42.3100 at Z-19.1000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 44.3100   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=41.1162 z_start=0 x_end=42.31 z_end=-19.1 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X44.3100
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X39.9479
G33 X41.3780 Z-18.5168 K2.310218
G0 X44.3100
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X39.4311
G33 X40.8612 Z-18.6656 K2.310218
G0 X44.3100
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X38.9977
G33 X40.4278 Z-18.7904 K2.310218
G0 X44.3100
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X38.6108
G33 X40.0409 Z-18.9019 K2.310218
G0 X44.3100
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X38.2552
G33 X39.6853 Z-19.0043 K2.310218
G0 X44.3100
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X37.9227
G33 X39.3529 Z-19.1000 K2.310218
G0 X44.3100
(spring pass 1)
G0 Z3.7816
G0 X37.9227
G33 X39.3529 Z-19.1000 K2.310218
G0 X44.3100
G0 X44.3100
G0 Z25.0000
M5
M9
M30
===== case 0027 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 1 1/2 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=48.202999999999996 x_start=47.009249999999994 z_end=-19.1 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 47.0092 Z0.0000 -> dia 48.2030 Z-19.1000)
(Taper 1.1938 dia over 19.1000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 47.0092 at Z0.0000 to dia 48.2030 at Z-19.1000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 50.2030   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=47.0092 z_start=0 x_end=48.203 z_end=-19.1 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X50.2030
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X45.8409
G33 X47.2710 Z-18.5168 K2.310218
G0 X50.2030
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X45.3241
G33 X46.7542 Z-18.6656 K2.310218
G0 X50.2030
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X44.8907
G33 X46.3208 Z-18.7904 K2.310218
G0 X50.2030
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X44.5038
G33 X45.9339 Z-18.9019 K2.310218
G0 X50.2030
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X44.1482
G33 X45.5783 Z-19.0043 K2.310218
G0 X50.2030
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X43.8157
G33 X45.2459 Z-19.1000 K2.310218
G0 X50.2030
(spring pass 1)
G0 Z3.7816
G0 X43.8157
G33 X45.2459 Z-19.1000 K2.310218
G0 X50.2030
G0 X50.2030
G0 Z25.0000
M5
M9
M30
===== case 0028 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 2 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=60.08275 x_start=58.62025 z_end=-23.4 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 58.6202 Z0.0000 -> dia 60.0827 Z-23.4000)
(Taper 1.4625 dia over 23.4000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 58.6202 at Z0.0000 to dia 60.0827 at Z-23.4000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 62.0827   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=58.6202 z_start=0 x_end=60.0827 z_end=-23.4 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X62.0827
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X57.4519
G33 X59.1507 Z-22.8168 K2.310218
G0 X62.0827
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X56.9351
G33 X58.6340 Z-22.9656 K2.310218
G0 X62.0827
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X56.5017
G33 X58.2005 Z-23.0904 K2.310218
G0 X62.0827
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X56.1148
G33 X57.8136 Z-23.2019 K2.310218
G0 X62.0827
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X55.7592
G33 X57.4581 Z-23.3043 K2.310218
G0 X62.0827
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X55.4267
G33 X57.1256 Z-23.4000 K2.310218
G0 X62.0827
(spring pass 1)
G0 Z3.7816
G0 X55.4267
G33 X57.1256 Z-23.4000 K2.310218
G0 X62.0827
G0 X62.0827
G0 Z25.0000
M5
M9
M30
===== case 0029 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 2 1/2 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=75.759 x_start=74.09025 z_end=-26.7 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 74.0902 Z0.0000 -> dia 75.7590 Z-26.7000)
(Taper 1.6688 dia over 26.7000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 74.0902 at Z0.0000 to dia 75.7590 at Z-26.7000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 77.7590   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=74.0902 z_start=0 x_end=75.759 z_end=-26.7 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X77.7590
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X72.9219
G33 X74.8270 Z-26.1168 K2.310218
G0 X77.7590
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X72.4051
G33 X74.3102 Z-26.2656 K2.310218
G0 X77.7590
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X71.9717
G33 X73.8768 Z-26.3904 K2.310218
G0 X77.7590
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X71.5848
G33 X73.4899 Z-26.5019 K2.310218
G0 X77.7590
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X71.2292
G33 X73.1343 Z-26.6043 K2.310218
G0 X77.7590
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X70.8967
G33 X72.8019 Z-26.7000 K2.310218
G0 X77.7590
(spring pass 1)
G0 Z3.7816
G0 X70.8967
G33 X72.8019 Z-26.7000 K2.310218
G0 X77.7590
G0 X77.7590
G0 Z25.0000
M5
M9
M30
===== case 0030 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 3 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=88.459 x_start=86.5965 z_end=-29.8 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 86.5965 Z0.0000 -> dia 88.4590 Z-29.8000)
(Taper 1.8625 dia over 29.8000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 86.5965 at Z0.0000 to dia 88.4590 at Z-29.8000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 90.4590   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=86.5965 z_start=0 x_end=88.459 z_end=-29.8 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X90.4590
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X85.4281
G33 X87.5270 Z-29.2168 K2.310218
G0 X90.4590
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X84.9114
G33 X87.0102 Z-29.3656 K2.310218
G0 X90.4590
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X84.4779
G33 X86.5768 Z-29.4904 K2.310218
G0 X90.4590
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X84.0910
G33 X86.1899 Z-29.6019 K2.310218
G0 X90.4590
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X83.7355
G33 X85.8343 Z-29.7043 K2.310218
G0 X90.4590
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X83.4030
G33 X85.5019 Z-29.8000 K2.310218
G0 X90.4590
(spring pass 1)
G0 Z3.7816
G0 X83.4030
G33 X85.5019 Z-29.8000 K2.310218
G0 X90.4590
G0 X90.4590
G0 Z25.0000
M5
M9
M30
===== case 0031 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 4 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=113.67999999999999 x_start=111.4425 z_end=-35.8 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 111.4425 Z0.0000 -> dia 113.6800 Z-35.8000)
(Taper 2.2375 dia over 35.8000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 111.4425 at Z0.0000 to dia 113.6800 at Z-35.8000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 115.6800   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=111.4425 z_start=0 x_end=113.68 z_end=-35.8 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X115.6800
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X110.2741
G33 X112.7480 Z-35.2168 K2.310218
G0 X115.6800
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X109.7574
G33 X112.2312 Z-35.3656 K2.310218
G0 X115.6800
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X109.3239
G33 X111.7978 Z-35.4904 K2.310218
G0 X115.6800
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X108.9370
G33 X111.4109 Z-35.6019 K2.310218
G0 X115.6800
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X108.5815
G33 X111.0553 Z-35.7043 K2.310218
G0 X115.6800
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X108.2490
G33 X110.7229 Z-35.8000 K2.310218
G0 X115.6800
(spring pass 1)
G0 Z3.7816
G0 X108.2490
G33 X110.7229 Z-35.8000 K2.310218
G0 X115.6800
G0 X115.6800
G0 Z25.0000
M5
M9
M30
===== case 0032 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 5 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=139.14875 x_start=136.6425 z_end=-40.1 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 136.6425 Z0.0000 -> dia 139.1488 Z-40.1000)
(Taper 2.5062 dia over 40.1000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 136.6425 at Z0.0000 to dia 139.1488 at Z-40.1000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 141.1488   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=136.6425 z_start=0 x_end=139.1488 z_end=-40.1 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X141.1488
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X135.4741
G33 X138.2167 Z-39.5168 K2.310218
G0 X141.1488
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X134.9574
G33 X137.7000 Z-39.6656 K2.310218
G0 X141.1488
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X134.5239
G33 X137.2665 Z-39.7904 K2.310218
G0 X141.1488
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X134.1370
G33 X136.8796 Z-39.9019 K2.310218
G0 X141.1488
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X133.7815
G33 X136.5241 Z-40.0043 K2.310218
G0 X141.1488
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X133.4490
G33 X136.1916 Z-40.1000 K2.310218
G0 X141.1488
(spring pass 1)
G0 Z3.7816
G0 X133.4490
G33 X136.1916 Z-40.1000 K2.310218
G0 X141.1488
G0 X141.1488
G0 Z25.0000
M5
M9
M30
===== case 0033 | clear_z=25.0 clearance=2.0 compound_angle=29.5 coolant_type=1 degression=1.5 depth=0.0 exit_taper=0.0 first_depth=0.0 infeed_mode=0 insert_r=0.0 lead_in=4.618181818181818 n_passes=8 pitch=2.309090909090909 pullout_feed=0.0 rpm=400.0 size=BSPT 6 spring_passes=1 taper_ends=0 thread_form=1 tool=9 x_end=164.54875 x_start=162.04250000000002 z_end=-40.1 z_start=0.0 =====
(Lathe EXTERNAL thread - longhand G33, generated by the conversational tab)
(Set work zero at the finished face, on the spindle centreline)
(G76 cannot cut a taper - its drive line is parallel to Z - so this is direct G33)
(TAPERED thread  crest dia 162.0425 Z0.0000 -> dia 164.5488 Z-40.1000)
(Taper 2.5062 dia over 40.1000 length = 1:16.000  included angle 3.580 deg)
(K is scaled along the drive line so the AXIAL pitch is 2.3091)
(Turn the 1:16.000 cone FIRST - dia 162.0425 at Z0.0000 to dia 164.5488 at Z-40.1000)
(Pitch 2.3091  full depth 1.4786 rad = 2.9571 dia  crest is the major dia, cutting inward)
(Depth computed for Whitworth / BSP 55 deg, insert tip radius 0.3171 - FULL FORM)
(Infeed first-pass depth + degression - 6 cutting passes + 1 spring, degression 1.50, compound 29.5 deg)
(Tool T0909   G97 constant 400 rpm)
(G97 throughout: CSS would move the spindle speed during a synchronised cut)
(Lead-in 4.618 along the crest line before Z0.0000)
(Retract dia 166.5488   clearance Z 25.0000   coolant flood   wcs G54)
(Every pass starts at the spindle index so the passes line up. The start Z must be)
(clear of the material - there is no ramp in unless an entry taper is set.)
(Needs the spindle encoder: G33 waits on index-enable and at-speed.)
(=== conversational block - do not edit; lets the panel reload this file ===)
(CONV1 cycle=od_thread)
(CONV1 tool=9 x_start=162.0425 z_start=0 x_end=164.5488 z_end=-40.1 pitch=2.3091)
(CONV1 thread_form=1 insert_r=0 depth=0 infeed_mode=0 first_depth=0 n_passes=8)
(CONV1 degression=1.5 spring_passes=1 compound_angle=29.5 lead_in=4.6182 taper_ends=0 exit_taper=0)
(CONV1 rpm=400 pullout_feed=0 clearance=2 clear_z=25 coolant_type=1)
(CONV1 END)
G18 G21 G7 G90 G95 G40
G64 P0.02
G54
G30
T0909
G97 S400 M3
M8
G0 X166.5488
(pass 1 of 6 - depth 0.4478 rad)
G0 Z4.3648
G0 X160.8741
G33 X163.6167 Z-39.5168 K2.310218
G0 X166.5488
(pass 2 of 6 - depth 0.7108 rad)
G0 Z4.2160
G0 X160.3574
G33 X163.1000 Z-39.6656 K2.310218
G0 X166.5488
(pass 3 of 6 - depth 0.9314 rad)
G0 Z4.0912
G0 X159.9239
G33 X162.6665 Z-39.7904 K2.310218
G0 X166.5488
(pass 4 of 6 - depth 1.1284 rad)
G0 Z3.9798
G0 X159.5370
G33 X162.2796 Z-39.9019 K2.310218
G0 X166.5488
(pass 5 of 6 - depth 1.3093 rad)
G0 Z3.8774
G0 X159.1815
G33 X161.9241 Z-40.0043 K2.310218
G0 X166.5488
(pass 6 of 6 - depth 1.4786 rad)
G0 Z3.7816
G0 X158.8490
G33 X161.5916 Z-40.1000 K2.310218
G0 X166.5488
(spring pass 1)
G0 Z3.7816
G0 X158.8490
G33 X161.5916 Z-40.1000 K2.310218
G0 X166.5488
G0 X166.5488
G0 Z25.0000
M5
M9
M30
