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PULSEBOX NxtG - AxeMotion CNC Controller

1. Output 6 X 25 5 4 Y axis input 2 H enabled NO enabled NO Input 4 13 5 Input 6 TE GND 2 x Z axis input 3 enabled NO v Speed 6 4 Input 7 40 7 Input 8 axis input 4 enabled NO ras m 8 4 Input Predefined model Clock Di z Clearance from switch contact point 0 mm ati _ 9 Input 10 M Simultaneous XY reference runs diagonal approach Keep on checking end switches during the process Caneel The status of outputs at boot allows you to indicate whether an output should be enabled as soon as the module is powered on for example to control a safety device or activate the power stage even before Galaad is running The start stop frequency and the acceleration depend on the mechanical characteristics of your machine inertia motor power gear factors So it is not possible to give standard values and it is up to you to try different settings Let us say that the start stop frequency is the initial starting speed of a motor in stant jump from immobility to motion and reciprocally If your motor knocks when starting then you must reduce the value On the other hand if the motion starts from a too low speed then you must increase it The acceleration indic ates the slope of the increasing motor speed when beginning a motion from start stop frequency and of course decreasing speed when ending the motion If the motor seems to be too weighted then reduce the value If it
2. 8 inputs 16 outputs including Clock amp Dir motor signals PWM output for spindle rotation or hot wire control Extra inputs outputs aside the DB 25 Settable assignment of the signals on the DB 25 connector 4 Layers PCB ESD protection for DB25 and USB connectors pins WIRING The AxeMotion PulseBox NxtG module has three connectors The USB cable must be plugged on the host computer USB 2 0 connection USB 1 1 compatible Generic driver no installation The DB 25 connector emulates the LPT parallel port and should be plugged on the motor power stage To pre serve the LPT compatibility the topology is the same as a printer port Therefore Clock amp Dir signals of the 4 axes can be located only on pins 2 to 9 and pins 18 to 25 are grounded Other signals are freely assignable on the pins from the application software so they match the power stage specifications provided that any LPT output signal indeed corresponds to an output and any LPT input signal corresponds to an input If managing less than 4 axes the pins 2 to 9 that remains available can then be reused for driving classical binary outputs except the PWM output that cannot be assigned to one of these pins 2 to 9 14 a 154 16 no os jen 5 18 6 lt 7 oN 20 38 21 ie gt 10 mee 11 j 12 Li 25 13 GND ZZ An extension connector to solder at the top of the box provides a ground
3. looks too soft then increase it The error or stop signal will abort the current motion in progress and the auto matic process immediately if a critical input state changes for example a secur ity contact or the Drag Error bit of a servodrive Important for the inputs an Enabled polarity corresponds to a normally open N 0 circuit or switch while a Disabled polarity corresponds to a normally closed N C circuit Galaad receives from AxeMotion the eventual corrections new functions and updates of the firmware the internal microprogram of the CNC modules Con sequently updating Galaad can induce an automatic CNC card firmware up date if the option is ticked Anyway Galaad will ask you to confirm before updat ing the CNC module firmware which takes about 15 seconds The data transfer corresponds to the speed of the USB flow towards the Ax eMotion module Default setting is very fast and can be set to fast if you ex perience communication problems with the AxeMotion module which problems are usually due to noise in the circuit generated by sources of electrical para sites big motors starting neon lights etc The zero end switches correspond to the reset of absolute co ordinates e the machine zero point using a reference run This reset is managed by Ga laad that must know which binary inputs correspond to the axis end switches and their polarity normally closed or normally open Important if you d
4. AxeMotion PULSEBOX NxtG gt SAFETY INSTRUCTIONS Please keep this user s guide It contains important instructions you should refer to when installing maintaining and using your AxeMotion module and the machine it drives It has been written for people who use configure install handle or maintain this hardware Electric hazard To avoid risks of fire and injuries due to electric shocks pay attention to the safety guidelines when using this product Carefully read and study the instructions of this user s guide Always use a grounded outlet for the electric connection of the machine If you do not know if your socket outlet provides a ground plug then get inform ation from a qualified electrician Unplug all electrical connections before cleaning the hardware Do not install the AxeMotion module or the machine it drives near water or in an moist environment Do not handle or use the machine if you are wet Always install your hardware on a stable flat bed in a clean and protected place where nobody can step or stumble on electric connection cables Safety instructions for use Warning to avoid any risk of injury due to eventual projections when using an automated machine tool including in manual mode you must imperatively wear safety eyeglasses Furthermore depending on the type and the use of your machine it must be integrated in an approved safety cabinet or protected area WARRANTY L
5. IABILITY The AxeMotion CNC modules are guaranteed against defects in materials and workmanship for one full year from the date of purchase This warranty cannot apply if electrical connections and prescriptions of use that are described in this guide have been strictly observed An installation that does not comply with these prescriptions invalidates the warranty for con sequent damages AxeMotion CNC modules are provided without any warranty even implicit con cerning the results that can be obtained by their use or the fact that any user will be able to run them successfully or regarding overall satisfaction with the end products which can be obtained using the modules The purchaser expli citly recognises that he she is solely responsible for choosing this module for running and using it and its related software and for obtaining the actual res ults Connecting an AxeMotion CNC module requires skills in electrical wiring and connecting in motors and power stages and in computerised motion control After integrating a CNC module it is strongly recommended that the purchaser begins to get familiar with the machine control by making the first tests on valueless workpieces Strict safety rules exist for building or using an automated machine tool These rules must be observed very accurately and especially for the electrical wiring the containment of mobile parts in a protection cabinet the risks of injury caused by impacts of ch
6. ectly the old controls through LPT parallel port the AxeMotion PulseBox NxtG module offers instead the full power of a modern computerised numerical control without complicated wiring and without any hazardous modification of the heart of the operating system of the computer that runs the application software The AxeMotion PulseBox NxtG has a latest generation 32 bit ARM RISC you have a product with the best technology and a processor belonging to a lineage whose reputation is second to none For the sake of quality PulseBox NxtG Module consists of a 4 layer PCB and uses only high end components it also has several ESD protection circuits for signals leading to the DB25 connector and the USB connector We have stopped at nothing in terms of quality and durability of this product Not to be outdone production is carried out in France in a production unit ISO 9001 2008 certified using tools at the cutting edge of technology Technical data Native USB transmission at ultra fast soeed Connection and power supply from USB port consumption lt 90 mA Complete emulation of old CNC drives through parallel port Control of 4 axes simultaneously interpolated Maximum frequency 100 KHz in interpolation Local memory buffer 6 Kb 400 commands ahead Interpolations with constant speed variable speed and double ramps Management of fast braking along multiple vectors Override function for real time control of motion speed
7. ips or fragments of broken tools No liability can be accepted concerning the AxeMotion modules their manufac turer or distributor for direct or indirect damages caused by a misuse or non complying use on persons who handle the module or the machine it drives on objects or materials subject to machine work or on computer data subject to the software processes Obviously none of the above terms and conditions may affect your statutory rights under current law or legislation CHARACTERISTICS Miscellaneous Almost all power stages for stepper motors and many servodrives are con trolled by couples of 5V signals Clock or Pulse e rotation of an increment and Direction rotation sense AxeMotion CNC modules are able to produce these signals in an intelligent way by receiving and processing high level com mands that are sent by the supervision software In spite of its compactness the AxeMotion PulseBox NxtG module is a com plete and high performance computerised numerical controller that includes ad vanced functions Its internal memory buffer and the availability of different lin ear interpolation modes render it capable of producing motion with a rare fluid ity especially in non circular curves Its plug and play connection on USB port and the possibility to freely setup the assignation of signals on the output con nector make it a mini controller of a surprising ease of integration in existing machines Aiming to replace dir
8. ll data The page Table Extra axes or special axis 4th axis Lathe 4 axis T allows you to select the or special Sth axis AxeMotion modules and also the number of axes of the machine the screw Table Controller Spindle Speeds Advanced Inputs Outputs IN GALAAD Resolution f 2800 pulses axis revolution Resolution pulses axis revolution pitches and the number of lees per motor revolution microstepping Please enter here the values that correspond to your machine and its power stage Mill parameters Table Controller Spindle Speeds Advanced Inputs Outputs e AxeMotion z PulseBox NxtG x More M Local memory M 3D interpolation T Circular interp Communication Port fuses x gt USB Baudrate 115200 Parity None gt Data bits 8 Stop bits M RTS Nui r Reference move Machine zero Datum point North west Sequence ZYxAB Warn before performing DTR E Flow control D Perform before every machining before every Z pass even minutes During ref move enable outputs Annuler Click then at top on the tab that correspond to the page Controller and in dicate here that the com munication runs on a USB port Important detail it is ne cessary to tell Galaad where the machine zero position is located gene rally left hand side and either the fron
9. o not know where the axis end switches are connected to then call Parameters Machine IO test to see which switch correspond to which input with which polarity A normally dark input that becomes light when the switch is triggered corresponds to an enabled polarity Reciprocally if the input is normally light and becomes dark when the switch is triggered then the polarity is disabled The right hand side of the window allows you to set the pin assignment of the output signals of the DB 25 connector Just indicate which signal goes to which pin avoiding redundancies Please note that Clock pulse and Dir direction signals can be output to pins 2 9 only and the eventual PWM signal cannot be output to these 2 9 pins so the PulseBox NxtG remains compatible with an LPT parallel port All other configurations are allowed Please refer to Galaad user s manual for more advanced information about this software and its parameters www axemotion com AxeMotion 106 rue de la placette 06620 Cipieres France RCS Grasse 411 582 471 SIRET 411 582 471 00024 Copyright 2011 AxeMotion All rights reserved
10. pin 5V pin and an extra set of 4 outputs and 3 inputs If the power stage does not use signals except Clock amp Dir then it remains possible to manage these supplementary inputs and outputs for example to trigger a spindle or connect sensors Ankie ges saa FARRAR RRS RES Note From stock the enclosure is not machined to provide access to this con nector As it s rarely used we though better to keep a good protection from dust Important inputs and output are not opto isolated Furthermore outputs can only provide a current of 10 mA each this is still more than a LPT port can do with a total of 50 mA maximum for the whole set of outputs Consequently a bad connection or an overload may cause id damages in the PulseBox NxtG module or even in the host GND computer So it is very important to make sure that all devices that are driven by the module are carefully isolated and do not require too much current PARAMETERS Galaad integrated soft ware for CAD CAM CNC is compatible with the Ax Mill parameters eMotion PulseBox NxtG Model AxeMation PulseBox NxtG x mo dule that it can drive Type 4axes in optimal conditions Te x 530 mm Y 450 mm Fa 75 mm In Galaad or one of its re Ballscrew pitch or linear motion per axis revolution lated modules call the x 5 qu Y 5 a z 5 Hi menu command Para Motor steps x 800 Y 800 zZ 1800 pulses axis revolution meters Machine Fu
11. t or the back of the table This is going to define the orient ation of the machine Now you must setup the internal data of the PulseBox NxtG module and also the signals on the pins of the DB 25 connector that links to the power stage Still in this page Controller of Galaad machine parameters click on the small button More which is located at top right of the dialog box aside the con troller type This opens a sub window that gives you access to special paramet ers AxeMotion PulseBox Motor control Pin assignment Status of outputs atboot 1 2 3 4 5 6 7 8 p L2l3lalsisiziel aera T Start Stop frequency 1400 Hz Acceleration 100000 Hz s K clock 2 Fi utput 15 Input 5 z Enable signal from power stage on input disabled NC direction a 16 oupu 2 16 Outpu 4 2 L Y clock v t 4 Error or stop signal on input disabled NC 17 Output 3 Y direction v 4 5 M Update CNC card firmware automatically f Force firmware update Zclock oat f 18 19 Data transfer Wery fast v Z direction v 7 20 TE clock v 8 Buffer overflow error trigger Medium sensitivity 21 1 GND 4 direction v qe 9 22 2 Input 1 10 2 Output 4 v ero end switches 23 3 Outputs Final Approach Input 2 11 2 x axis input 1 enabled NO enabled NO Input 3 gt 19 24

PULSEBOX NxtG - AxeMotion CNC Controller

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