CN105446166B - Machine tool of numerical control system environmental simulation instrument - Google Patents
Machine tool of numerical control system environmental simulation instrument Download PDFInfo
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- CN105446166B CN105446166B CN201511010869.5A CN201511010869A CN105446166B CN 105446166 B CN105446166 B CN 105446166B CN 201511010869 A CN201511010869 A CN 201511010869A CN 105446166 B CN105446166 B CN 105446166B
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
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Abstract
The invention discloses a kind of machine tool of numerical control system environmental simulation instrument, including controller, and the interface circuit and display of connection corresponding with controller, interface circuit include feeding signal input interface, main shaft signal input interface, imitative encoder output interface, switch value input interface and output switch parameter interface.The present invention can directly dock with the primary interface on numerical control device, pass through the numerical control device peripheral apparatus operation situation such as the circuit inside emulating instrument and program virtual servo-driver, spindle driver, motor, transmission mechanism, limit switch and switching value load, numerical control device is set to be run in the case where departing from electrical control cabinet and lathe mechanism, and the running situation of numerical control device peripheral circuit and lathe mechanism can be intuitively shown over the display, it is convenient to carry out numerical control device test-run a machine, debugging and fault detect, avoid the danger debugged, repaired in true lathe.
Description
Technical field
The present invention relates to digital control system debugging and fault diagnosis technology field, and in particular to a kind of machine tool of numerical control system environment
Emulating instrument.
Background technology
Numerical control device will in a complicated digital control system environment could normal work, the working environment bag of digital control system
Include numerical control device, electric power system, servo-driver, spindle driver, motor, various sensors and actuator and lathe fortune
Motivation structure.The function of numerical control device performs numerical control parameter, PLC program and machining code by its internal computer system, defeated
Enter and export corresponding control signal, lathe is produced corresponding motion to embody.
, should be how in fast debugging checking numerical control device when forming digital control system using numerical control device and its peripheral components
The correctness of parameter and PLC program, build digital control system safely, and when digital control system breaks down, how fast positioning
Trouble unit, failure cause is found out, these are all the major issues in CNC control application.Such as numerical control device is placed in true outer
Enclose and debugged in electric component and lathe, once parameter and PLC program make a mistake, it would be possible to damage electrical equipment and lathe
Mechanism, or even security incident occurs.
The content of the invention
It can make numerical control device under virtual peripheral running environment the technical problem to be solved in the present invention is to provide a kind of
Carry out debugging and fault diagnosis machine tool of numerical control system environmental simulation instrument.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
Design a kind of machine tool of numerical control system environmental simulation instrument, including controller, and connection corresponding with the controller
Interface circuit and display, it is defeated that the interface circuit includes feeding signal input interface, main shaft signal input interface, imitative encoder
Outgoing interface, switch value input interface and output switch parameter interface；
The feeding signal input interface connection corresponding with the feeding signal output interface of digital control system, for receiving numerical control
The speed command of system output, and feed back positional information caused by emulating instrument internal virtual machine tool motion to digital control system；
Main shaft signal input interface connection corresponding with the main shaft signal output interface of digital control system, for receiving numerical control
The analog voltage instruction of the expression speed of mainshaft of system output, and feed back the production of emulating instrument internal virtual main axis to digital control system
Raw main spindle's information；
The controller receives the pulse command that feeding signal input interface is sent into, and defeated by imitative encoder output interface
Go out motor speed, nut point-to-point speed and position data；
The controller receives the analog voltage instruction that main shaft signal input interface is sent into, and is connect by imitative encoder output
Mouth output speed of mainshaft data；
Switch value input interface connection corresponding with the output switch parameter interface of digital control system, for receiving digital control system
The on-off model of output；Output switch parameter interface connection corresponding with the switch value input interface of digital control system, for
The on-off model that digital control system is sent.
Preferably, it is described feeding signal input interface be three velocity attitude pulse input interfaces, respectively with digital control system
X, Y, Z axis velocity attitude pulse output interface corresponding connect.
Preferably, the imitative encoder output interface is that orthogonal encoder differential signal output interface is imitated on four tunnels, respectively with
The X, Y, Z axis P-pulse input interface and main spindle's pulse input interface of digital control system are corresponding to be connected.
Preferably, the main shaft signal input interface is analog voltage input interface.
The velocity attitude pulse signal and analog voltage signal exported according to digital control system, shows most on the display
The picture of the Virtual Machine motion synthesized eventually.
Preferably, the switch value input interface is two, defeated comprising 16 switching values in each switch value input interface
Access point, On-off signal point connection corresponding with the output switch parameter interface of digital control system respectively, for receiving digital control system
The on-off model of output.
Preferably, the output switch parameter interface is two, defeated comprising 16 switching values in each output switch parameter interface
Go out a little, output switch parameter point connection corresponding with the switch value input interface of digital control system respectively, for being sent out to digital control system
Send on-off model.
Preferably, the output switch parameter point is relay-type output switch parameter point.
Preferably, the controller is STM32F407VET6 type Cortex-M4 microcontrollers.
Preferably, the display includes the AT070TN92 type liquid crystal using liquid crystal display driving chip SSD1963 drivings
Screen.
Preferably, the digital control system is Central China HNC-21M type digital control systems.
The beneficial effects of the present invention are：
1. machine tool of numerical control system environmental simulation instrument of the present invention can directly dock with the primary interface on numerical control device, pass through
Circuit and program virtual servo-driver, spindle driver, motor, transmission mechanism, limit switch and switch inside emulating instrument
The numerical control device peripheral apparatus operation situations such as amount load, aid in numerical control plant running；It is required by simulating numerical control device operation institute
Peripheral circuit and machine tool environment, numerical control device is run in the case where departing from electrical control cabinet and lathe mechanism, and
The running situation of numerical control device peripheral circuit and lathe mechanism can be intuitively shown over the display, it is convenient to carry out numerical control device examination
Machine, debugging and fault detect, avoid the danger debugged, repaired in true lathe.
2. machine tool of numerical control system environmental simulation instrument of the present invention can configure the different virtual number of axle, pass work(ratio, drive gears
Position, it is various types of " empty so as to be configured to by programming the switching value logics such as simulation limit switch, tool magazine, cooling and lubricating
Intend lathe ".Numerical control device is docked with the present invention, the test-run a machine that can carry out an acceptance inspection, just assembling is put, and PLC program event is occurring
Fault location exclusion is carried out when barrier or parameter error.The present invention is a kind of instrument of inexpensive Miniaturized portable application, not only
It can in laboratory environments apply, be also convenient for carrying out execute-in-place.
Brief description of the drawings
Fig. 1 is the hardware annexation figure of the present invention and digital control system；
Fig. 2 is the hardware elementary diagram of the present invention；
Fig. 3 is the direction pulse input circuit figure of the present invention；
Fig. 4 is the position coder output circuit figure of the present invention；
Fig. 5 is the analog voltage input circuit figure of the present invention；
Fig. 6 is the process chart of the present invention.
Embodiment
Illustrate the embodiment of the present invention with reference to the accompanying drawings and examples, but following examples are used only in detail
Describe the bright present invention in detail, the scope not limiting the invention in any way.
Embodiment 1：A kind of machine tool of numerical control system environmental simulation instrument, including controller, and connection corresponding with controller
Interface circuit and display, wherein, controller is STM32F407VET6 type Cortex-M4 microcontrollers；Display includes using
The AT070TN92 type liquid crystal displays of liquid crystal display driving chip SSD1963 drivings.Using STM32F407VET6 type Cortex-M4 micro-controls
Device processed, it integrates multiple multichannel timers, and each passage is respectively provided with programmable input capture and PWM output function, Ke Yiyong
Pulse command is parsed in receiving, exports imitative orthogonal encoder pulse.ADC is integrated thereon to can be used for receiving analog voltage instruction.
Outside STM32F407VET6 FSMC parallel bus can carry lcd drive chip SSD1963, it is aobvious for driving 7 cun of liquid crystal displays to rise
It is shown as using.
Interface circuit includes feeding signal input interface, main shaft signal input interface, imitative encoder output interface, switching value
Input interface and output switch parameter interface.Signal input interface is corresponding with the feeding signal output interface of digital control system connects for feeding
Connect, for receiving the speed command of digital control system output, and feed back emulating instrument internal virtual machine tool motion to digital control system and produce
Positional information.Feeding signal input interface is three velocity attitude pulse input interfaces, respectively with the X, Y, Z axis of digital control system
Velocity attitude pulse output interface is corresponding to be connected.
Main shaft signal input interface connection corresponding with the main shaft signal output interface of digital control system, for receiving digital control system
The analog voltage instruction of the expression speed of mainshaft of output, and to caused by digital control system feedback emulating instrument internal virtual main axis
Main spindle's information.Imitative encoder output interface is that orthogonal encoder differential signal output interface is imitated on four tunnels, respectively with numerical control system
The X, Y, Z axis P-pulse input interface and main spindle's pulse input interface of system are corresponding to be connected.
Controller receives the pulse command that feeding signal input interface is sent into, and passes through imitative encoder output interface output electricity
Machine rotating speed, nut point-to-point speed and position data；Controller receives the analog voltage that main shaft signal input interface is sent into and referred to
Order, and speed of mainshaft data are exported by imitative encoder output interface.The switching value of switch value input interface and digital control system is defeated
Outgoing interface is corresponding to be connected, for receiving the on-off model of digital control system output；Switch value input interface is two, each switch
16 On-off signal points are included in amount input interface, the On-off signal point output switch parameter interface pair with digital control system respectively
It should connect, for receiving the on-off model of digital control system output.The On-off signal of output switch parameter interface and digital control system
Interface is corresponding to be connected, and for the on-off model sent to digital control system, output switch parameter interface is two, and each switching value is defeated
16 output switch parameter points are included in outgoing interface, output switch parameter point is corresponding with the switch value input interface of digital control system respectively to be connected
Connect, for sending on-off model to digital control system.Output switch parameter point is relay-type output switch parameter point.
Involved equipment component is conventional equipment element unless otherwise instructed in the embodiment above.
Machine tool of numerical control system environmental simulation instrument of the present invention can simulate Digit Control Machine Tool X, Y, Z tri- by internal circuit and program
The running status of individual servo shaft transmission and a machine tool chief axis transmission mechanism, and it is defeated according to three virtual servo transmission mechanisms
Relative motion between the workbench and cutter of the similar CNC milling machine of position data generation gone out, according to virtual spindle drive
The data generation motion of main shaft of output, finally synthesizes the picture of virtual milling machine motion, display is over the display.
Controller receives the pulse command that feeding signal input interface is sent into, output motor rotating speed, nut linear motion speed
The data such as degree and position, simulate the servomechanism being made up of pulse command servomotor and one-level screw nut driven mechanism
Running situation.Wherein the impulse ratio coefficient of pulse command servomotor, the gearratio of screw nut driven mechanism, linear motion
Stroke, mechanical origin position can be set, so as to simulate different Digit Control Machine Tool servo-operated mechanisms.Controller receives main shaft signal
The analog voltage instruction of interface input, exports speed of mainshaft data, simulates by voltage instruction frequency converter, motor and two by shifting gears
The running situation for the spindle drive that the monopole gear drive of switch switching is formed.Wherein frequency converter analog voltage-electricity
Machine rotating speed proportionality coefficient, two gear drive gearratios can be set, so as to simulate the spindle drive machine of different Digit Control Machine Tools
Structure.
So that the present invention is applied to Central China HNC-21M numerical control devices as an example, embodiments thereof is as follows：Central China HNC-21M numerical controls
Device mainly has main shaft interface, servo interface and PLC interface.Main shaft interface is used for the control signal for exporting main shaft, receives main shaft
Feedback signal；Servo interface is used to export platen speed（Position）Control signal, receive the speed of table（Position
Put）Feedback signal；PLC interface is used to receive on-off model, controls the various switching values on lathe to load, such as position surpasses
Journey signal, driver be enabled and alarm signal etc..Main shaft interface and the control signal of servo interface output are pulse command and mould
Quasi-instruction form, the position feed back signal of reception is ABZ orthogonal encoder differential signals, therefore machine tool of numerical control system environment of the present invention
Emulating instrument is required to be connected with Central China HNC-21M digital control systems main shaft, servo and PLC interface（Referring to Fig. 1）, arteries and veins can be received
Punching instruction and the motion of dummy instruction Virtual Machine, show motion picture, feed back imitative orthogonal encoder P-pulse, and be able to carry out
PLC input-output equipment functions.
According to the movement position of Digit Control Machine Tool X, Y, Z axis servomotor of emulating instrument internal virtual and default axis servomotor stroke,
The information such as origin, related switch amount signal is exported to digital control system.Each axis servomotor has just spacing, negative spacing and origin three
On-off model, totally nine on-off models.Corresponding points of these on-off models in output switch parameter interface can configure, and protect
After card output switch parameter interface docks with digital control system PLC input interfaces, these limit switch signals can be inputted to numerical control
On the corresponding PLC function points of system.
The interface circuit of the machine tool of numerical control system environmental simulation instrument includes three velocity attitude pulse input interfaces, and four tunnels are imitated
Orthogonal encoder differential signal output interface, an analog voltage input interface（Referring to Fig. 2）, and 32 On-off signal points
With 32 relay-type output switch parameter points.Three velocity attitude pulse input interfaces of emulating instrument connect HNC-21M numerical controls respectively
The X, Y, Z axis velocity attitude pulse output interface of system, i.e. three feeding signal outputs respectively with HNC-21M digital control systems connect
Mouth XS30, XS31, XS32 connection, for receiving the speed command of digital control system output, and into digital control system feedback emulating instrument
Positional information caused by portion's Virtual Machine motion.
Imitate X, Y, Z axis P-pulse input of the orthogonal encoder output interface respectively with HNC-21M digital control systems and connect in four tunnels
Mouth connection corresponding with main spindle's pulse input interface.Wherein main shaft signal input interface and the main shaft of HNC-21M digital control systems
Signal output XS9 connections, the analog voltage instruction of the expression speed of mainshaft of digital control system output is received, and it is anti-to digital control system
Present main spindle's information caused by emulating instrument internal virtual main axis.
16 On-off signal points are respectively included in two switch value input interfaces, are exported with the PLC of HNC-21M digital control systems
Point connection, the wherein order of On-off signal point is identical with digital control system output switch parameter interface XS20, XS21 pin order, can
To be directly connected with XS20, XS21, the on-off model of digital control system output is received.Emulating instrument is connect by switch value input interface
The positive and negative rotaring signal of main shaft, main shaft gear shifting signal, switch coolant signal, switch is received to lubricate signal, Z axis band-type brake signal, send knife to believe
Number wait on-off model, perform corresponding function simultaneously shown over the display.These on-off models connect in On-off signal
Intraoral corresponding points can configure, and after numerical control device PLC lead-out terminals is connected with emulating instrument switch value input interface, can obtain pair
The numerical control device PLC output signals answered.
16 output switch parameter points are respectively included in two output switch parameter interfaces, are inputted with the PLC of HNC-21M digital control systems
Point releases input point and connected with jerk, the excess of stroke.The wherein switch value input interface of the order and digital control system of output switch parameter point
XS10, XS11 pin order are identical, directly can be connected with XS10, XS11, the on-off model sent to digital control system.
The machine tool of numerical control system environmental simulation instrument uses STM32F407VET6 type Cortex-M4 microcontrollers, is created using group
7 cun of liquid crystal display AT070TN92 can show Virtual Numerical Control Milling Machine motion picture, operational factor, data etc. as display device,
And it can be programmed by touch-input function input parameter, to input/output switching amount.The resolution of AT070TN92 liquid crystal displays
Rate is 800*480, and external interface has frame synchronization VS, row synchronous HS, pixel clock PCLK and 24 rgb signals.Using liquid crystal display
Driving chip SSD1963 drives liquid crystal display, and liquid crystal display driving chip includes MCU parallel interfaces and liquid crystal drive interface, and built-in
1215K display random access memories.Liquid crystal display driving chip is passed through by the external parallel bus FSMC connections of parallel interface and microcontroller
8 position datawire D0~D7 in FSMC, read to make energy line WE, write and make energy line OE, address wire A0 and chip select line, microcontroller is exported
Display data and be stored in piece in display random access memory, and VS, HS, PCLK that the display data in display random access memory is passed through into output simultaneously
With 24 rgb signals, image corresponding to display data is included on liquid crystal display.It can shown by liquid crystal display driving chip
Cpu resource is not take up during still image, view data need to be only output in liquid crystal display driving chip by microcontroller, and liquid crystal display drives
The data of dynamic chip can pass through frame, row scanning display image on liquid crystal display.Carry 256M bytes simultaneously in FSMC buses
NAND flash HY27UF082G2M, for storing the mass data such as picture.Four-line resistive touch screen is covered on 7 cun of liquid crystal displays,
Touch-screen connects corresponding control chip ADS7843, GPIO mouths of the ADS7843 by SPI interface and with interrupt function with it is micro-
Controller is connected, and microcontroller can be made to read in the key information on touch-screen.
The pulse of HNC-21M digital control systems output and direction signal are difference form, and direction pulse input circuit passes through light
Differential signal is converted to TTL signal by electric isolator, and the wherein in-phase end of differential signal is connected with the negative electrode of optocoupler, end of oppisite phase with
The anode of optocoupler is connected, and when inputting negative differential signal, optocoupler turns on, and exports TTL low levels, is connected to the counting of microcontroller
Device input.Velocity pulse input signal uses high speed photo coupling 6N137 processing, and direction pulse input signal uses common optical coupler
EL817 processing, referring to Fig. 3.
Position coder output circuit, wherein using differential transmitter 75174, uses three therein transmissions referring to Fig. 4
Unit, the tunnel single sided pulse of A, B, Z tri- that microcontroller is exported to analog encoder are converted to differential signal output.
Analog voltage input circuit is made up of, a reference source is referring to Fig. 5 the OP07 difference amplifiers formed and reference circuit
1.25V voltages caused by TL431, the output voltage of reference circuit are supplied to difference amplifier as in difference amplifier output
Between voltage.The multiplication factor of difference amplifier is 0.125, can be by HNC-21M digital control system outputs+10V ~ -10V mould
The voltage for intending voltage conversion centered on 1.25V, between 2.5V ~ 0V to change, the ADC inputs of microcontroller are input to,
The 1.25V reference voltages of reference circuit output are also entered into ADC ends simultaneously to be calibrated.
The function program of emulating instrument microcontroller is made up of six parallel task programs, is X, Y, Z axis and main shaft respectively
Motion conversion program, PLC logics configuration processor, emulated interface and numerical value show program, referring to Fig. 6.Wherein X, Y, Z axis motion is changed
Calculate program to be driven by respective velocity pulse input capture interrupt respectively, motion of main shaft exchange program is by parsing main shaft analog voltage
ADC interrupt driving, PLC logics configuration processor is performed by timer interruption timing, and emulated interface and numerical value show program by leading
Driven by program.X, it is similar to turn exchange program for Y, Z three-axis moving, as shown in a parts in Fig. 6, is captured by respective shaft velocity pulse
Down trigger is performed, and capture pulsewidth is scaled into frequency, further target velocity is scaled according to predetermined pulse multiplying power, in vacation
Fixed virtual motor drives --- and the rigidity of rate feedback system is enough to overcome cutting force and inertia force ideally, passes through
Default gearratio and discrete time, the displacement increment of workbench, and read direction signal are conversed, according to the positive and negative cumulative of direction
Onto the position of workbench, the new position of virtual work platform is obtained, while according to default position feedback pulse multiplying power carry-out bit
Feedback pulse is put to digital control system main frame, will also add up upper default transmission back clearance parameter when the direction of motion changes.It is main
Axle motion conversion program is changed down trigger as shown in b parts in Fig. 6, by Spindle control voltage ADC and performed, according to default electricity
Pressure rotating speed multiplying power converses target velocity, and equally it is assumed that desired motor drive rigid situation under, pass through default gearratio
The speed of mainshaft is conversed, while according to default main spindle's feedback pulse multiplying power outgoing position feedback pulse to digital control system master
Machine.Switching value processing routine is performed as shown in c parts in Fig. 6 by timer Interruption, at processing procedure and general PLC
It is similar to manage flow, read switch amount input signal and internal input first indicates, carries out logical operation and updates internal output mark
Will and output switch parameter.Such as when carrying out logical operation every time, virtual work platform position will be read, if operating position exceedes
Default table stroke, then represent the output switch parameter point closure output of the corresponding axle excess of stroke；The On-off signal of such as reading again
Which closure of 1 grade or 2 grades signals of main shaft, gearratio when performing motion of main shaft exchange program just using which shelves enter in point signal
Row computing.Show that refurbishing procedure as shown in d parts in Fig. 6, is performed by main program cycle.Main program initializes first after the reset
Input capture, ADC etc. are interrupted, and the hardware such as display driving, touch-screen, and then circulation performs read work platform position, with dynamic
The form of picture is shown over the display, obtains intuitively simulated machine tool moving image.The position of the direction of principal axis of workbench three is shown simultaneously
Put value, velocity amplitude, speed of mainshaft value, and main shaft gear, cooling, lubrication, air pressure alarm signal, lifting shaft band-type brake, cutter pine
Tightly, the switching value information such as coolant switch, the PLC treatment situations directly perceived for reflecting digital control system main frame.
The present invention is described in detail above in conjunction with drawings and examples, still, those of skill in the art
Member can also be carried out it is understood that on the premise of present inventive concept is not departed to each design parameter in above-described embodiment
Change, forms multiple specific embodiments, is the common excursion of the present invention, is no longer described in detail one by one herein.
Claims (9)
- A kind of 1. machine tool of numerical control system environmental simulation instrument, it is characterised in that include model STM32F407VET6 controller, And the interface circuit of connection corresponding with the controller and the display of the Virtual Machine motion picture for showing synthesis,The interface circuit includes feeding signal input interface, main shaft signal input interface, imitative encoder output interface, switching value Input interface and output switch parameter interface；The feeding signal input interface connection corresponding with the feeding signal output interface of digital control system, for receiving digital control system The speed command of output, and feed back positional information caused by emulating instrument internal virtual machine tool motion to digital control system；Main shaft signal input interface connection corresponding with the main shaft signal output interface of digital control system, for receiving digital control system The analog voltage instruction of the expression speed of mainshaft of output, and to caused by digital control system feedback emulating instrument internal virtual main axis Main spindle's information；The controller receives the pulse command that feeding signal input interface is sent into, and passes through imitative encoder output interface output electricity Machine rotating speed, nut point-to-point speed and position data；The controller receives the analog voltage instruction that main shaft signal input interface is sent into, and defeated by imitative encoder output interface Go out speed of mainshaft data；Switch value input interface connection corresponding with the output switch parameter interface of digital control system, for receiving digital control system output On-off model, the on-off model of digital control system output includes：The positive and negative rotaring signal of main shaft, main shaft gear shifting signal, open Close coolant signal, switch lubrication signal, Z axis band-type brake signal, send knife signal；The output switch parameter interface and digital control system Switch value input interface is corresponding to be connected, for the on-off model sent to digital control system；The display includes the liquid crystal display using the driving of liquid crystal display driving chip, on the liquid crystal display covered with control chip The four-line resistive touch screen of connection.
- 2. machine tool of numerical control system environmental simulation instrument according to claim 1, it is characterised in that the feeding signal input connects Mouth is three velocity attitude pulse input interfaces, corresponding with the X, Y, Z axis velocity attitude pulse output interface of digital control system respectively Connection.
- 3. machine tool of numerical control system environmental simulation instrument according to claim 2, it is characterised in that the imitative encoder output connects Orthogonal encoder differential signal output interface is imitated on the tunnels of Kou Wei tetra-, respectively with the X, Y, Z axis P-pulse input interface of digital control system Connection corresponding with main spindle's pulse input interface.
- 4. machine tool of numerical control system environmental simulation instrument according to claim 3, it is characterised in that the main shaft signal input connects Mouth is analog voltage input interface.
- 5. machine tool of numerical control system environmental simulation instrument according to claim 1, it is characterised in that the switch value input interface For two, include 16 On-off signal points in each switch value input interface, the On-off signal point respectively with numerical control system The output switch parameter interface of system is corresponding to be connected, for receiving the on-off model of digital control system output.
- 6. machine tool of numerical control system environmental simulation instrument according to claim 1, it is characterised in that the output switch parameter interface Include 16 output switch parameter points for two, in each output switch parameter interface, the output switch parameter point respectively with numerical control system The switch value input interface of system is corresponding to be connected, for sending on-off model to digital control system.
- 7. machine tool of numerical control system environmental simulation instrument according to claim 6, it is characterised in that the output switch parameter point is Relay-type output switch parameter point.
- 8. machine tool of numerical control system environmental simulation instrument according to claim 1, it is characterised in that the display includes using The AT070TN92 type liquid crystal displays of liquid crystal display driving chip SSD1963 drivings.
- 9. the machine tool of numerical control system environmental simulation instrument according to any one of claim 1-8, it is characterised in that the numerical control System is Central China HNC-21M type digital control systems.
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| US10613511B2 (en) | 2017-12-22 | 2020-04-07 | Industrial Technology Research Institute | Tool machine servo control simulation device and establishing method of structure model |
| TWI664513B (en) * | 2017-12-22 | 2019-07-01 | 財團法人工業技術研究院 | Tool machine servo control simulation device and establishing method of structure model |
| CN108334057B (en) * | 2018-02-07 | 2019-07-02 | 湖南工学院 | A kind of detection circuit and detection method of robot control system |
| CN109407620A (en) * | 2018-11-21 | 2019-03-01 | 陕西海力特精密机械有限公司 | Automatic numerical control machine tool external interface debugging instrument |
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| CN201904023U (en) * | 2009-12-18 | 2011-07-20 | 天津工程师范学院 | Single-machine multi-platform numerical control machining rigid panel simulator |
| CN102662349A (en) * | 2012-05-21 | 2012-09-12 | 天津职业技术师范大学 | Cross-platform numerical control system |
| CN205301856U (en) * | 2015-12-30 | 2016-06-08 | 郑州科技学院 | Numerical control system lathe environment emulation appearance |
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