OmniTurn GT-75 User manual

1.1
!
Safety Warnings
Read and heed all “DANGER “ and “CAUTION” labels on the machine.
MOVING PARTS CAN CAUSE INJURIES! Keep hands and clothing
clear of spindle and tooling plate at all times.
DO NOT OPERATE WITH DOOR or SPLASH SHIELD OPEN!
DO NOT OPEN DOOR DURING OPERATION!
DO NOT operate machine without guards, doors and covers in place.
DO NOT operated while under the influence of alcohol or drugs,
including prescription drugs.
DO NOT wear loose clothing while operating machine.
DO NOT wear jewelry (necklaces, bracelets, watches, rings) while
operating machine.
Keep long hair tied up and out of the way.
Wear eye and face protection.
Report any malfunction to your supervisor.

1.2
OmniTurn GT-75 Major Components
CNCControl
X-Axis
Motor
Tooling
Plate
SpindleMotor
Air Lube for Actuator
(hidden)
Palm Box
(Two-handCycle-Start&
ManualColletopen/close)
Collet Closer Air
Pressure
Air Pack
MainAir
Regulator/
Filter
Leveling
Mounts
(Doorremovedforclarity)
Coolant Tank
CoolantPump
ChipPan
Collet Actuator
SpindleDrive
Cabinet
SlidingDoor
(Interlocked)
DoorInterlocks
Opening the sliding door will put machine into E-Stop, same as Palm Box E-Stop.
If this door is opened before pressing Cycle Start, program will not start: Main
OmniTurn Menu will appear. Secure door, select Automatic Mode then press
CycleStart.
If door is openedwhile program is running, all motion will stop and Main
OmniTurn Menu will appear. Secure door, select Jog Mode then send slide Home
(H,Z,X) before re-starting program.
If door is opened during threading cycle, all motion will stop as above, but
CNC Control must be shut off, then on to re-boot.

1.3
OmniTurn GT-Jr Major Components
Coolant Tank
CoolantPump (hidden)
ChipPan
Collet Closer
Air Pressure
&Air Lube
for Actuator CNCControl
Splash
Guard
(Interlocked)
Tooling
Plate
PalmBox
(Two-handCycle-Start&
ManualColletopen/close)
SpindleMotor
Z-Axis
Motor
Leveling
Mounts
SpindleDrive
Cabinet
MainAir
Regulator/
Filter
Air Pack
(Doorremovedforclarity)
X-Axis
Motor
DoorInterlocks
Lifting the splash guard or opening the hatch will put GT-Jr into E-Stop, same as
Palm Box E-Stop. If these are openedbefore pressing Cycle Start, program will
not start: Main OmniTurn Menu will appear. Secure hatch or splash guard, select
Automatic Mode then press Cycle Start.
If guard or hatch is openedwhileprogram is running, all motion will stop and
Main OmniTurn Menu will appear. Secure guard or hatch, select Jog Mode then
send slide Home (H,Z,X) before re-starting program.
If guard or hatch is opened during threading cycle, all motion will stop as
above, but CNC Control must be shut off, then on to re-boot.
Hatch
(Interlocked)

1.4
OmniTurn
EMERGENCY
STOP
SERVOS
ON
CONTROL
ON
CYCLE
START MOTION STOP
SPINDLE
OVERRIDE
1000
SPINDLE
OFFAUTO
JOG JOG
X -
Z +Z -
X +
Spindle
100%
Coolant
Parts
Catcher
Spindle
Spindle
~
`
Ctrl Fn Alt Alt Ins Del
ZEnd
?
/
>
.
MNBVCX
Shift Del
Ins Shift
<
,
A
Caps
Lock "
'
:
;
L
KJ
H
GFDSEnter
PgUpEnd
QW{
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1@ 2# 3* 8
&
7
^
6
%
5
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4( 9) 0+ =
_
-Backspace
Home PgUp
Esc F1 F10F9F8F7F6F5F4F3F2 F11 F12 Num
Lock PrtSc SysRq Scroll Lock Pause Break
Num
Lock Caps
Lock Scroll
Lock
OmniTurn Front Panel: Knobs & Switches
EMERGENCY
STOP
SERVOS
ON
CONTROL
ON
CYCLE
START
SPINDLE
OVERRIDE
1000
SPINDLE
OFFAUTO
JOG JOG
X -
Z +Z -
X +
MOTION
STOP
Sets Control ON or OFF.
Illuminates with power ON.
Press ON/Press OFF
SetsServosONwhen
Control is ready. Illumi-
nateswhenServosare
ON.Momentaryaction
Halts all machine
movementandresets
allM-Functions.
Press ON/Twist OFF
Adjustsspeedof
spindle. (Not
effectiveforC-Axis
machines). Spindle
will not run when
thisisfullCCW.
Manually set spindle OFF
and ON as required during
setup. Lever action.
Stopsslidemovementduring
program. Illuminateswhen
active. PressCycleStartto
continueorEscKey tostop
program.
Starts program in Auto
Mode. Executescommand
inMDIMode. Illuminates
whileprogramisrunning.
Manually movethe
slide when in Jog
Mode. Continuous
orincremental
according to key-
boardselection.

1.5
OmniTurn
EMERGENCY
STOP
SERVOS
ON
CONTROL
ON
CYCLE
START MOTION STOP
SPINDLE
OVERRIDE
1000
SPINDLE
OFFAUTO
JOG JOG
X -
Z +Z -
X +
Spindle
100%
Coolant
Parts
Catcher
Spindle
Spindle
~
`
Ctrl Fn Alt Alt Ins Del
ZEnd
?
/
>
.
MNBVCX
Shift Del
Ins Shift
<
,
A
Caps
Lock "
'
:
;
L
KJ
H
GFDSEnter
PgUpEnd
QW{
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OIUYTRE|
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!
1@ 2# 3* 8
&
7
^
6
%
5
$
4( 9) 0+ =
_
-Backspace
Home PgUp
Esc F1 F10F9F8F7F6F5F4F3F2 F11 F12 Num
Lock PrtSc SysRq Scroll Lock Pause Break
Num
Lock Caps
Lock Scroll
Lock
Spindle
100%
Coolant
Parts
Catcher
~
`
Ctrl Fn Alt
Alt Ins Del
ZEnd
?
/
>
.
MNBVCX
Shift Del
Ins Shift
<
,
A
Caps
Lock "
'
:
;
L
KJ
H
GFDSEnter
PgUp
End
QW{
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1@ 2# 3* 8
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7
^
6
%
5
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4( 9) 0+ =
_
-Backspace
Home PgUp
Esc F1 F10F9F8F7F6F5F4F3F2 F11 F12 Num
Lock PrtSc SysRq Scroll Lock Pause Break
Num
Lock Caps
Lock Scroll
Lock
Spindle
Spindle
OmniTurn Front Panel: Keyboard
FunctionKeyssetFeed
Rate Override while
runningprogram.
Special functions are
describedonpage5.3.
Number Keys set Jog
speed and Jog incre-
mentinJogMode.
Functionsaredescribed
starting on page 1.9.
IncreaseorDecreasespindle
speed. EffectiveforC-Axis
andstandardspindles.
Setspindle
speed to 100%.
(PgUp)
Setcoolant
ON/OFF
(PgDn)
SetM25/M26
orParts
Catcherout/in

1.6
OmniTurn Rear Panel
MISC SPINDLE Z AXISX AXIS
MISC SPINDLEZ AXIS X AXIS C AXIS
RS 232
Servo Error due to Overload
If the breaker has not tripped,
the servo-amp may have.
To reset amp,wait one minute
with servos off, then set servos on.
X Axis Z Axis
(10A)
F1
OMNITURN CNC Attachments
PLC
Servooverloads.
Press to reset.
SerialNumberLabel
RS-232Port
Fortransferingfiles. Also
usedwithC-Axisoption.
CNCControlMainFuse
MiscellaneousCable:
Carries signals to and from Spindle
Cabinet.
SpindleEncoder:
EnablesthreadingandIPRfeeds.
Z-AxisMotor-Tach-Encoder
X-AxisMotor-Tach-Encoder
Optional C-Axis or PLC Connector

1.7
Start - Up: Apply Power
Afterboot-up, the first screen you see will ask you toback-upyourprogramfiles. Alwaysselect“Y”to
backup. Only those programs which have been edited will be copied to the floppy disk at rear of machine
After the OmniTum has been installed and all of the cables are connected set 220vac disconnect ON.
The 220vac disconnect is located on the Spindle Drive Cabinet at left-hand side of the GT-75 or GT-Jr, as
illustratedbelow.
Turn CNC ON here AFTER setting 220vac disconnect ON
Omni Turn
EMERGENCY
STOP
SERVOS
ON
CONTROL
ON
CYCLE
START MOTION STOP
SPINDLE
OVERRIDE
1000
SPINDLE
OFFAUTO
JOG JOG
X -
Z +Z -
X +
OmniTurn front panel Keyboard
Spindle
100%
Coolant
Parts
Catcher
Spindle
Spindle
~
`
Ctrl Fn Alt
Alt Ins Del
ZEnd
?
/
>
.
MNBVCX
Shift Del
Ins Shift
<
,
A
Caps
Lock "
'
:
;
L
KJ
H
GFDSEnter
PgUp
End
QW{
[
OIUYTRE|
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P}
]
!
1@ 2# 3* 8
&
7
^
6
%
5
$
4( 9) 0+ =
_
-Backspace
Home PgUp
Esc F1 F10F9F8F7F6F5F4F3F2 F11 F12 Num
Lock PrtSc SysRq Scroll Lock Pause Break
Num
Lock Caps
Lock Scroll
Lock
ON
OFF
I
O
220 VOLTS
TripleAir Barfeed
EoB Connector Interlock Override Switch
SPINDLE FAULT
Press to Reset
SpindleDrive Cabinet
Main Power Disconnect
Interlock Bypass Key-Switch
To Jog, or operate the machine with
splash-guardorhatchopen,this
switchmust havekeyturned CW.Key
shouldbe under supervisor’scontrol
SpindleFaultSwitch
ThisPush-Button willlight withspindle
drive fault, if interlock is opened, or if
machine is in Palm-Box E-Stop. Reset
is effective only with fault.
BarfeedEoB
ConnectTripleAir
barfeed EofB here
Puts OmniTurn in
Palm-Box E-Stop.

1.8
Start - Up: Turn on Servos
Pressthe blue “Servos On” pushbutton. It should illuminate and you shouldhearaslighthumastheaxes
motors engage. This part of the screen is the prompt area, and different information will be presented here
according to the current mode or page.
After the programs have been backed up you will be prompted to turn the servos on.
The prompt area requests "Servos on."
Jog Automatic Single Block Manual Data Input
PLEASE TURN SERVOS ON
POSITION
COMMAND
: X +0.00000 Z +0.00000 FEED 10.0 IPM
PERCENT FEED: 100
Jog mode allows manual motion, tool offsets, and zero
Single Block and Automatic allow execution of stored programs,
and also give access to tool offsets and the Editor
Manual Data Input allows immediate execution of program
statements, as well as tool offset and editing functions
Jog Automatic Single Block Manual Data Input
PLEASE TURN SERVOS ON
POSITION
COMMAND
: X +0.00000 Z +0.00000 FEED 10.0 IPM
PERCENT FEED: 100
Jog mode allows manual motion, tool offsets, and zero
Single Block and Automatic allow execution of stored programs,
and also give access to tool offsets and the Editor
Manual Data Input allows immediate execution of program
statements, as well as tool offset and editing functions
Turn servos ON with Blue button
Omni Turn
EMERGENCY
STOP
SERVOS
ON
CONTROL
ON
CYCLE
START MOTION STOP
SPINDLE
OVERRIDE
1000
SPINDLE
OFFAUTO
JOG JOG
X -
Z +Z -
X +
OmniTurn front panel Keyboard
Spindle
100%
Coolant
Parts
Catcher
Spindle
Spindle
~
`
Ctrl Fn Alt
Alt Ins Del
ZEnd
?
/
>
.
MNBVCX
Shift DelIns Shift
<
,
A
Caps
Lock
"
'
:
;
L
KJ
H
GFDSEnter
PgUp
End
QW{
[
OIUYTRE|
\
P}
]
!
1@ 2# 3* 8
&
7
^
6
%
5
$
4( 9) 0+ =
_
-
Backspace
Home PgUp
Esc F1 F10F9F8F7F6F5F4F3F2 F11 F12
Num
Lock PrtSc SysRq Scroll Lock Pause Break
Num
Lock Caps Lock Scroll Lock

1.9
Establish “Home”
After the servos are turned on, the control automatically goes to the JOG mode. This is done so that
machine “HOME” can be established. The control will not allow you to leave the JOG mode until the
homingprocedurehasbeencompleted.
Press “2” (Medium Jog) or “3” (Fast Jog) on the Keyboard, and use the Jog Stick to move slide to within
0.200” from Zero in X and Z as illustrated on the next page. Press “9” on the Keyboard, then press Cycle
Startto start the homing procedure. The slide will move slowly in +Z,thenin-X,seekingthehomemarks
on the motor encoders. When homing is complete, X & Z position indicators will read 0.00000.
Thefollowingthreepagesdescribethe homing procedure indetail.
Power Down Procedure
It is a good practice, but not necessary, to press the E-Stop before turning the control off. To turn the
controloff,presstheamberControlONbutton. Thenset the spindle drive disconnect to OFF.
Start - Up: Establish Home
Press "9" key to establish Home
OmniTurn
EMERGENCY
STOP
SERVOS
ON
CONTROL
ON
CYCLE
START MOTION STOP
SPINDLE
OVERRIDE
1000
SPINDLE
OFFAUTO
JOG JOG
X -
Z +Z -
X +
OmniTurn front panel Keyboard
Spindle
100%
Coolant
Parts
Catcher
Spindle
Spindle
~
`
Ctrl Fn Alt
Alt Ins Del
ZEnd ?
/
>
.
MNBVCX
Shift DelIns Shift
<
,
A
Caps
Lock
"
'
:
;
L
KJ
H
GFDSEnte
r
PgUp
End
QW{[ OIUYTRE|
\
P}]
!
1@ 2# 3* 8
&
7
^
6
%
5
$
4( 9) 0+ =
_
-
Backspace
Home PgUp
Esc F1 F10F9F8F7F6F5F4F3F2 F11 F12
Num
Lock PrtSc SysRq Scroll Lock Pause Break
Num
Lock Caps
Lock Scroll
Lock
Jog Automatic Single Block Manual Data Input
HOME MUST BE ESTABLISHED
1. Slow
2. Medium
3. Fast
4. .00005
5. .0010
6. .0100
7. .1000
8. 1.0000
9. Est Home
S. Set Zero
H. Go Home
T. Set Tool
PRESS 'ESC TO RETURN TO MENU
- X
- Z
+X
+Z
POSITION
COMMAND :
: X +0.12635 Z -0.10475 FEED 10.0 IPM
PERCENT FEED: 100

1.10
Whentheslidehasbeenjoggedtowithin0.200”ofzeroforboth axes, press the ”9” key
onthe keyboard, then press Cycle Start pushbuttontocompletethehomingsequence.
The control will first move the Z and then X axis.
After the procedure, check that the location for zero is where you want it. If you have
missedthezero,press the “2”key(MedJog)then jogtheslidetothecorrect location,then
press“9”thenCycleStartagain.
Verify that the position display at the top of the screen now reads zero for both axes.
See following page for the screens which display the process.
Press“2”(MediumJog)or“3”(FastJog)ontheKeyboard, andusetheJogSticktomove
slideto within 0.200” from Zero in X and Z asillustratedbelow. TheXaxisshouldbeon
the plus side of zero, and the Z axis should be on the minus side.
If you are too far away from zero you will be off by .200” when the Ref Zero is found
becausetheaxishasa“home”everyrevolution.
Establish Home: Detail
1 0
1 2 3 4 5 6 7 8 9 10
0
0
0
Too far away to start Ref Zero
Within .2" of 0; this is close
enough to begin Ref Zero