Do not save any changes you may have made to the builtin vis were using such as hp34970a initialize. A stepper motor or step motor or stepping motor is a brushless dc electric motor that divides a full rotation into a number of equal steps. Also, the controller should trigger an alarm if a motor does not start when the controller sends the signal to start it. In this section we will write labview program to control the speed and direction of dc motor.
Velmex pioneered the development of a microprocessorbased indexerdriver controlling one, up to four axes in a single system. This lab introduces students to using transfer functions to create models for how a dc motor behaves. To make the best use of the 6k controller with labview, we recommend a strategy of writing motion programs with the 6k motion language, and allowing. Stepper motor with labview doing my little part, changing. Nov 29, 2016 in this series, we discuss how to implement a simple pid controller using labview and a hobby dc servo motor. Dear all, we are trying to controll with labview a stepping motor controller which is moving a velmex bislide.
Control step motors with a velmex vxm motor controller. I am just currently getting acquainted with the labview program for an undergraduate project i am working on. Fpga step and direction control of motors with ramping. I just purchased the 1067 controller and a stepper motor. So in essence the arduino becomes in this scenario a translator. The work done by using labview software are labelled as virtual instruments or replica of physical instruments. Docs this folder contains a pdf file of the viewpoint 6k vi motion library manual. Our compact kinesis kcube stepper motor controller features highresolution microstepping and fully integrated software packages, while our compact stepper motor controller for microscopy enables axis translation for various stages and platforms. We also offer a stepper motor control module, a usb motion control rack chassis with up to 12. Delay is introduced in the sensed signal due to heavy filtering,which also varies with the operating speed. Simply close all your labview windows, saving only your work, and exit labview. See limits for more information on the use of limit switches on the velmex stages with step motors. Velmexs vxm controller system is capable of controlling to 4 motors, 1 motor at a time.
Finally, we want to implement a thermocouple in one of the arms. In this system gui will be designed using labview to give the control parameter to the wireless connected stepper motor. If you think youve messed something up, the easiest way to fix it for what were doing today is to start over. Ideally what im trying to do is utilize a pwm output pin to control the speed of the dc motor. Tip record the pxi controller mac address, located on the side of the controller, for use in identifying the controller. Can you think of a way for me to alter this or create something new that. The labview vi virtual instrument for the velmex nf90 can be seen in. Due to high torque of stepper motor it is capable of handling the big industrial automation system. The systems microprocessor is in total control of the voltage level on each phase of the motor drive which eliminates the noise interference.
Once the project has been created it will automatically build and open the roaming vi from lab 1. Labview arduino stepper motor more complicated than it needs to be. Labview vi library for the compumotor 6k motion controller. For example, you will learn how to control a motor from the labview interface. Simulation of the control system of step motor based on. Vxm computer and stand alone stepper motor controller. Important user information this information is for the end user of velmex vxm stepping motor vxm stepping motor controller users manual controllers. This paper deals with the control of stepper motor using ni myrio. I am trying to use arduino to control a servo motor in labview. The design and implementation of this process is done using labview software. The project involves includes data acquisition, data processing and the display of data. We had the velmex drivers but they are connecting with cosmos program and we dont want to use it. Based on the mathematical model of the step motor, a new method for modeling and simulation of step motor based on labview is proposed.
Create a pid controller on the ni myriothe software. This work describes a framework of onoff, proportional and pid temperature controller systems. Step motors with a controller like the velmex vxm are the most cost effective solution. Build the vi to simulate a dc motor in labview the control panel and bloc diagram of the vi that was used to simulate the dc motor are presented in fig. The only way for a labview program to communicate with the arduino is via serial port. Max lists the pxi controller as the model name of the controller followed by the mac address for example, nipxi8104 00802f108562. We are using labview to control a velmex vxm stepper motor. So, before going into the details of this tutorial, you must go through my previous tutorials because i am going to use the same hardware setup and same arduino source code as well. Labview based indirect position control of four switch 701 and to convert the terminal voltages into triangular waveform signals. I searched for sample codes available online using lifa and linx. Simulation of the control system of step motor based on labview. A single encoder cycle is 32 motor output steps with the 12,800 step microstepped motors and a 400 cpr encoder. How to program arduino with labview step by step guide. Labview programming environment with a suitable acquisition card and a miniature dc motor with an.
It is an open source hardware and anyone can used it due to its friendly and easiness and can be used to create complex project by simple programming algorithms. If you choose to leave all changes will be discarded. The motors position can then be commanded to move and hold at one of these steps without any feedback sensor an openloop controller, as long as the motor is carefully sized to the. Hello, currently, i am using labview 2009 version 9. Stepper motor speed control in labview the engineering projects. The cvk series sc speed control system offers a simple configuration consisting of a stepper motor, driver and programmable controller. Thus the expected motor output steps for 3 encoder cycles 12 encoder edge counts is 96 motor output steps figure 5.
Velmex vxm systems enable the step motor to operate more efficiently by utilizing pulse width modulation current control, with an automatic motor powerdown for lower power consumption. Hello, i have to make a program to control a stepper motor in labview. Arduino is the one of the most excellent electronic platform of the 21 st century. I want to rotate the motor shaft 60 deg when it receives command from the labview visa. We want to have a screen where we can change the number of steps, velocity, etc.
Controller stepper motor with labview posted in labview. Can you think of a way for me to alter this or create something new that accomplishes. Stepper motor direction control in labview the engineering. Stepper motor program with a national instruments labview interface. In this example well learn how to turn a motor on and off, and then use pwm to control the motor speed. There seem to be some complaints about various things such as the driver freezing, or that there are too many inputs on one wrapper vi so please be kind and not beat me too badly when i say this. You will learn how to use labview to control your arduino projects simply by dragging and dropping blocks in labview. Two scalable driver solutions for highpower stepper motors. This is the second article where we build upon our customized servo motor and focus on the programming of the pid controller exclusively. This lab gives basic insight into parameters that define the motor so the student can later accurately control speed and position. The standard pk 2phase stepping motor offers balanced performance enhanced by high torque, low vibration and low noise. Jul 26, 2012 stepper motor program with a national instruments labview interface. In the activity, students connect servo motors to myrio and use labview to control rotational position via pwm.
Varying the speed of dc motor using labview duration. Apr 28, 2011 controller stepper motor with labview posted in labview. Stepper motors, stepper motor drivers, stepper motor. Keywords permanent magnet brushed dc motor, four quadrant dc chopper, pulse width modulation, current control, labview fpga. A onoff controller is designed to measure temperature and the labview virtual instrument. Engines an engine in labview is a vi which performs a welldefined task by calling other vis.
I want to rotate the motor shaft 60 deg when it receives command from the labviewvisa. Velmex s vxm controller system is capable of controlling to 4 motors, 1 motor at a time. Program language, ascii characters, labview, matlab, visual studio. We are trying to controll with labview a stepping motor controller which is moving a velmex bislide. I checked the ni website as well as the link you sent me, and couldnt find a later version of this driver. Modeling and simulation of the dc motor using matlab and. Labview based indirect position control of four switch. This video shows how a hobbyist servo motor can be controlled from labview and positioning the sensor from 0 to 180 degree by applying pulse width signal from labview. In this tutorial, i going to work on the program for stepper motor direction control in labview. This manual explains the general and advanced operation of the vxm1. Getting started ni smd76117612 stepper drives and ni 73xx. Latest and greatest labview driver to control velmex vxm. Therefore this method is well suited only for a narrow speed range.
Velmex offers several vxm stepper motor controllers to govern the performance of the. In this project, students learn the about the operation, interface, and control of standard and continuous operation servos. Vxm stepping motor controller users manual vxm stepping motor controller this manual explains the general and advanced operation of the vxm1, vxm2, vxm3, and vxm4 stepping motor controllers. This project show how controller two stepp motor control with interrupt and labview you have unsaved changes. Nov 14, 2016 a programmable controller needs to have variables defined for when to start the motor in auto mode or in manual mode. Transient responses while employing a pid controller, a cascade controller and a statespace controller are considered. They efficiently demonstrated the controlling of unipolar stepper motor. I need to have my motor run for a few minutes at a time at a fixed speed. So by using labview model we can easily understand the working of bldc motor.
Development of a counter rotating vortex pair purdue epubs. Hello all, i am fairly new to the forum, but i have been checking for postings about controlling a stepper motor using the velmex vxm stepper motor control. In the tutorial stepper motor speed control in labview, i will explain you a complete step by step procedure to control the clockwise and counter clockwise direction of the stepper motor as well as accelerating and decelerating it with the help of the buttons on the gui created in ni labview using serial. I have some basic labview experience, so i was wondering how i could control the speed of a dc motor with the arduino microcontroller.
R4 1,2,3student 4assistant professor 1,2,3,4department of instrumentation and control engineering 1,2,3,4saranathan college of engineering trichy, india abstractin the current scenario, stepper motors are being. Pdf modelling of bldc motor, using labview software. In addition, they run openloop feedback control with a virtual instrument to validate the dc motor model. A colleague gave me something hacked together from your examples that allows me to run a fixed number of steps. Apr 27, 2017 in the tutorial stepper motor speed control in labview, i will explain you a complete step by step procedure to control the clockwise and counter clockwise direction of the stepper motor as well as accelerating and decelerating it with the help of the buttons on the gui created in ni labview using serial communication between arduino and ni. Stepper motor program with a national instruments labview. In the current scenario, stepper motors are being used for diverse applications due to its flexibility and ease of control. This method offers a new thinking for designing and debugging actual motors. Lab view based micro stepping control of stepper motor. Comparison of different dc motor positioning control. Labview program to control the speed and direction of dc motor. In my project for rotating the filter disc i am using a stepper motor, this motor will have a well defined home position by using hall effect sensor. Below is a typical ladder logic program used to control a fullvoltage nonreversing motor control circuit.
If you have an ni motor controller for the stepper motor you mentioned you can likely find and example for it in the example finder in labview help. In the tutorial stepper motor direction control in labview, i will explain you a complete step by step procedure to control the clockwise and counter clockwise direction of the stepper motor with the help of the buttons on the gui created in ni labview using serial communication between arduino and ni. Motion control software does not require labview but requires labview run time. Interface stepper motor through arduino using labview. The operating speed, acceleration and deceleration time, running current can be set via the driver switches, and simply turning the fwd rvs input to on or off allows for easy control. Pdf stepper motor control using labview and nimyrio.
Speed mismatch is allowed up to 10 times before a system fault is. The reasonability and validity are testified by the coincidence of the simulation and experimentation results and theory analysis. I would like to implement a labview switch that allows me to turn a stepper motor onoff at will rather than a fixed number of steps. Normally i have my brother do the code for me in labview, but he just had a baby and will be out of the office for the next week. Control and interfacing of motors with nilabview using nimyrio. Using labview a thesis submitted for partial fulfillment. For more information on programming the vxm refer to the detailed vxm. Implementation of brushed dc motor control in labview fpga. Abstract a comparison between different dc motor positioning control algorithms is performed in this work. Controller stepper motor with labview labview labjack. The operating speed, acceleration and deceleration time, running current can be set via the driver switches, and simply turning the fwd rvs input to. Nov 04, 2007 hi everyone i want to make something also like that, but i dont have any experience in labview i like more the mechanic part but i also i have to put a controller for my stepper motor i have a uln2803an, labview, an daq ni 9174 with the ni9474 i have it borrowed so i would like to know if its posible t control a stepper motor with this. Velmex stepping motor with labview showing 110 of 10 messages. Increments that can be moved using various velmex linear stages, the vxm controller and step motors.
To eliminate this wasted energy, velmex step motor controllers utilize. Building a pid controller with your computer duration. We customize the servo by removing its internal controller and replacing it with a myrio interface. Stepper motor control using labview and nimyrio a ganesan1 r nhizanth2 s kamban3 gopalakrishnan. Controller stepper motor with labview labjack forum. Various calculations for determining speed, steps and direction using step motors and the vxm controller. Stepper motor speed control in labview the engineering. Through these activities, students follow steps to demonstrate correct operation of the servo, watch videos involving theory, and participate in a short.
Velmex xslide brand and a rotary table being controlled by a velmex vxm4 step motor controller. Examples written in c, labview, visualbasic, quickbasic. This 2phase, unipolar stepper motor controller has the capability to drive and control precise movements, multiaxis and velocity. May 21, 2011 i have used the ss4d type controller with the line driver output for interfacing the gecko g202 step motor driver amp. Dec 17, 2010 control of a dc motor using a labview vi in fpga.
Intelligent control of a stepping motor drive using a hybrid neurofuzzy anfis approach, applied soft computing vol. Control and interfacing of motors with nilabview using ni. I am pretty sure you could control the stepper motor directly from labview. When nimyrio is interfaced with motors and pc installed with labview 2014, then with the help of pc or a smartphone one can control the movements of the dc motor keywords. The book starts with some basic projects that you will create in order to learn how to interface labview and arduino. The purpose of motor controls is to control the torque, speed and position of a motor. How to regulate your current when micro stepping a stepper motor. Start labviewlv robotics 2009, and then create a new robotics project.