CN201195220Y - High-frequency control system of medium-wire-walking numerical control machine - Google Patents
High-frequency control system of medium-wire-walking numerical control machine Download PDFInfo
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- CN201195220Y CN201195220Y CNU2008200861405U CN200820086140U CN201195220Y CN 201195220 Y CN201195220 Y CN 201195220Y CN U2008200861405 U CNU2008200861405 U CN U2008200861405U CN 200820086140 U CN200820086140 U CN 200820086140U CN 201195220 Y CN201195220 Y CN 201195220Y
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Abstract
The utility model relates to a high-frequency control system of a medium wire drive numerical control machine tool, consisting of a microprocessor and a peripheral circuit. The microprocessor comprises a stepper motor control module, a servocontrol module, a communication module, a display circuit module, a motion control module and a monitoring module consisting of a handwheel and a grating bar for monitoring the position of the handwheel. The high-frequency control system is characterized in that the microprocessor adopts an ARM AT 9200 core control plate designed by a six-layer PCB printed wiring board, wherein, an MCX 314 four-axle motor control chip contained in the ARM AT 9200 core control plate mainly consists of a four-axle stepper motor control plate and an interpolation operation unit; the servocontrol module comprises a servo motor, a driving interface and the MCX 314 four-axle motor control chip for controlling the servo motor, which are connected through a wireless or wire feedback system. The high-frequency control system has the advantages of multiple cutting modes, high frequency and power, stable work, and the like.
Description
Technical field
The utility model relates to a kind of control system of Digit Control Machine Tool, specifically, is a kind of high frequency control system of middle wire Digit Control Machine Tool.
Background technology
At present, to the processing of small lot complex parts, middle wire Digit Control Machine Tool deserves to be called simple, inexpensive processing cutter sweep.But wire Digit Control Machine Tool cutting mode is single in being somebody's turn to do, and the product glossiness that processes is poor; The small-power low frequency causes working (machining) efficiency low.And traditional motion controller local communication great majority are based on the distributed system of PLC, and major defect is: information carrying capacity is weak, systemic openness is poor, reliability is difficult for guaranteeing.
The utility model content
The technical problems to be solved in the utility model is: the problem at wire Digit Control Machine Tool in above-mentioned exists provides a kind of middle wire Digit Control Machine Tool high frequency control system with multiple cutting mode, high-frequency high-power and working stability.
The technical solution of the utility model is: wire Digit Control Machine Tool high frequency control system in a kind of, its microprocessor and peripheral circuit thereof are formed, the monitor module that described microprocessor contains step motor control module, SERVO CONTROL module, communication module, display circuit module, motion-control module and is made up of the grating chi of handwheel and monitoring handwheel position is characterized in that microprocessor adopts the ARM AT9200C core control panel of six layers of PCB printed substrate design.
As a kind of improved procedure of the utility model, the MCX314 four spindle motor control chips that described ARM AT9200C core control panel contains mainly are made up of four shaft step motor control panels and interpolation operation unit.
As another improved procedure of the utility model, described SERVO CONTROL module comprises servomotor, drives the MCX314 four spindle motor control chips of interface and control servomotor, and they link to each other by wireless or wired reponse system.
Compare with prior art, the beneficial effects of the utility model are: utilize five PWM pulsewidth modulation timers of AT9200C just can realize the control of five reference axis, simplified hardware configuration, reduced hardware cost, the ARM dominant frequency reaches 200MTPS, so high frequency will improve the working (machining) efficiency of lathe, and its maximum cutting rate reaches 180mm
2/ min.The MCX314 four spindle motor control chips that ARM AT9200C core control panel includes are a motion control chips that can control one four spindle motor simultaneously, mainly form by four shaft step motor control panels and interpolation operation unit, four spindle motors are controlled X-axis, Y-axis, U axle and V axle respectively, can carry out multi-angle, multi-faceted processing to workpiece, cutting mode is variation also, the product glossiness that processes is good, the highest cutting surface smoothness≤1um, and a lathe of being careful matches in excellence or beauty; Machining accuracy is also high in addition, and wherein anistree machining accuracy reaches 0.015mm, and the tapering machining accuracy reaches 0.002mm.This control chip is exported with impulse form, and all motors that participate in interpolation will carry out interpolation operation synchronously with the main pulse of the motor that is designated as principal axis A X1, can control motor position, interpolation driving, speed control etc.It is four-axle linked to show to come control system to realize by CRT, and system only needs input material thickness, processing request, system's automatically generated data, need not the manual adjustment parameter, realizes that really the wire digital control system is compiled control integrated in the line cutting.In addition, system adopts high-intensity housing construction design, and maximum degree of dissection/thickness of workpiece reaches ± 3 °/80Degree/mm, and maximum cutting thickness can reach 300mm, and maximum workpiece weight is 250kg.The effect of the monitor module of being made up of the grating chi of handwheel and monitoring handwheel position mainly contains two: the one, and tool setting usefulness at a slow speed; Another is manually to adjust lathe usefulness, and it supports two resolution ratio 5u grating chi inputs; Wherein grating chi 2 is made of with the Y-axis light chi 12 vertical with X-axis light chi 11 X-axis light chi 11, and this diaxon resolution ratio can reach 5u.Program transmits can also realize wireless transmission by the RF radiofrequency signal of communication module.In addition, provide the high-efficiency reliable media via the interactive communication mechanism of internet and monitoring and diagnosis mechanism for the remote diagnosis of application development system.
Description of drawings
Fig. 1 is the utility model circuit block diagram.
Fig. 2 is the utility model motion controller workflow diagram.
Fig. 3 is the utility model Arm-(SuSE) Linux OS flow chart.
Fig. 4 is the utility model main circuit diagram.
The specific embodiment
As shown in Figure 1, the utility model is based on the hardware configuration design of ARM microprocessor built-in digital control system.Select the core control panel 1 based on ARM AT9200C for use, inside has the MMU (internal memory processing unit) of full performance, has good characteristics such as high-performance, low-power consumption, rich interface and volume be little.Various characteristics based on AT9200C chip itself, mainboard adopts the design of six laminates, be implemented on the as far as possible little plate face (the integrated 64M SDRAM of 120mm * 90mm), 64M NandFlash, 1M Boot Flash, RJ-45 Ethernet card 6, audio frequency input and output, the USB interface of forming by USB Host and USB slave 7, RF I/O standard serial port 10, SD card socket, equipment interfaces such as user key-press and some user's lamps, and most of signal pins of using 210mm contact pin groove to draw CPU, can be used as a mainboard module of inserted computer system, realize supporting CRT demonstration 4 or LCD to show that resolution ratio is 1024 * 768; Support standard P S keyboard 9, USB7, mouse 8.MCX314 four spindle motor control chips 20 are a motion control chips that can control one four spindle motor simultaneously, mainly form by four shaft step motor control panels 5 and interpolation operation unit, four spindle motors are controlled X-axis, Y-axis, U axle and V axle respectively, can carry out multi-angle, multi-faceted processing to workpiece, cutting mode is variation also, the product glossiness that processes is good, the highest cutting surface smoothness≤1um, and a lathe of being careful matches in excellence or beauty; Machining accuracy is also high in addition, and wherein anistree machining accuracy reaches 0.015mm, and the tapering machining accuracy reaches 0.002mm.This control chip 20 is with impulse form output, and all motors that participate in interpolation will carry out interpolation operation synchronously with the main pulse of the motor that is designated as principal axis A X1, can control motor position, interpolation driving, speed control etc.It is four-axle linked to show to come control system to realize by CRT, and system only needs input material thickness, processing request, system's automatically generated data, need not the manual adjustment parameter, realizes that really the wire digital control system is compiled control integrated in the line cutting.
In the wire Digit Control Machine Tool control system, motion controller is the core of lathe in whole, comprises Synchronous Transmission, accurately location and high dynamic speed etc.Motion controller links to each other by data communication interface with the coupling part of machine tool system, and lathe is controlled required various external control information and process data all is to send in the memory of system by input equipment automatically, as the foundation of control; State in the lathe course of work and data then show to the user by display and various indicator lamp.Embedded main board by AT9200C has rich functions such as system bus 17, USB, Ethernet, utilize the I/O mouth 23 of AT9200C chip itself can finish the input and output control of digital control system, as the more I/O point of need, can realize more I/O control by the expansion bus of AT9200C.Utilize five PWM pulsewidth modulation timers of AT9200C just can realize the control of five reference axis, simplified hardware configuration, reduced hardware cost, the ARM dominant frequency reaches 200MTPS, so high frequency will improve the working (machining) efficiency of lathe, and its maximum cutting rate reaches 180mm
2/ min.In addition, system adopts high-intensity housing construction design, and maximum degree of dissection/thickness of workpiece reaches ± 3 °/80Degree/mm, and maximum cutting thickness can reach 300mm, and maximum workpiece weight is 250kg.
As shown in Figure 2, wire Digit Control Machine Tool Control System Design module comprises in the utility model: (I) be made up of chip AT9200C and MCX314 four spindle motor control chips 20, add system bus 17 drivings, I/O interface expansion 23, keyboard 9 inputs, CRT or LCD display interface etc. outward, finish the major function of hardware platform; (II) form by two 2M data storage CY7C1061, a slice 4M program storage TE28F320 and 25 expansions of CS8900A network interface chip, finish the storage expansion and the functionality, network interface of system, improve the opening and the extensibility of system; (III) I/O panel interface is connected with information such as motor, sensor, communications.
The SERVO CONTROL module comprises the MCX314 four spindle motor control chips 20 of servomotor 28, driving interface 27 and control servomotor 28 in the utility model, and they link to each other by wireless or wired reponse system.MCX314 four spindle motor control chips 20 for system provides motion impulse, actuating speed, interpolation operation, are finished most functions of machine tool motion as the control chip of controller hardware platform.Interpolation partly is according to the data parameters of chip AT9200C output,, is calculated the coordinate figure of some intermediate points, and then workpiece profile is described out between profile starting point and terminal point by MCX314 four spindle motor control chips 20 inner DSP.When adopting position interpolation pattern, MCX314 four spindle motor control chips 20 receive the data of AT9200C output, and interpolation is carried out in step-by-step, and lathe can process the part of arbitrary shape like this.Continuous interpolation is that hardware interpolation, the position machine of being inserted with the front is joined together.
Grating chi 2 is accurate detecting elements of Digit Control Machine Tool, as the measurement of displacement.Grating chi 2 does not have the knot transmission by RF and links to each other with controller, sends into counter chip through after the optically-coupled, and the AT9200C microprocessor is measured the physical location of platen by the value that reads counter.Handwheel (hand impulse generator) links to each other with controller by RF, links to each other signal wave amplitude+5V behind optocoupler with counting chip.Its effect mainly contains two: the one, and tool setting is used at a slow speed; Another is manually to adjust lathe usefulness, supports two resolution ratio 5u grating chi inputs.Wherein grating chi 2 is made of with the Y-axis light chi 12 vertical with X-axis light chi 11 X-axis light chi 11, and this diaxon resolution ratio can reach 5u.Program transmits can also realize wireless transmission by the RF radiofrequency signal, thereby real realization is compiled control integrated.
Network communication interface of the present utility model can also be expanded.Shortcoming at traditional motion controller local communication adds CAN Bus in design process of hardware, CS8900A network communication chip 25 is transplanted in the hardware platform.Thereby take this measure to improve the extensibility of system, this also meets the industrial control system Developing Trend in Technology.In addition, provide the high-efficiency reliable media via the interactive communication mechanism of internet and monitoring and diagnosis mechanism for the remote diagnosis of application development system.
As shown in Figure 3, aspect software, the utility model is selected Embedded A rm-Linux operating system for use, based on this platform and development kit thereof, writes and transplant abundant existing software, as text editor, Web server, Ftp/Telnet server etc.The power that utilizes (SuSE) Linux OS to provide can be realized functions such as USB, network interface like a cork.Simultaneously, use the driver model of (SuSE) Linux OS, write I/O control and motion control driver.Utilize the RTC function of AT9200C chip to realize real-time control.
Claims (6)
1. wire Digit Control Machine Tool high frequency control system in a kind, its microprocessor and peripheral circuit thereof are formed, the monitor module that described microprocessor contains step motor control module, SERVO CONTROL module, communication module, display circuit module, motion-control module and is made up of the grating chi of handwheel and monitoring handwheel position is characterized in that microprocessor adopts the ARM AT9200C core control panel of six layers of PCB printed substrate design.
2. wire Digit Control Machine Tool high frequency control system in according to claim 1 is characterized in that the MCX314 four spindle motor control chips that described ARMAT9200C core control panel contains mainly are made up of four shaft step motor control panels and interpolation operation unit.
3. wire Digit Control Machine Tool high frequency control system in according to claim 1, it is characterized in that described motion-control module is a motion controller, it comprise Synchronous Transmission, accurately the location and high dynamic speed, motion controller links to each other by data communication interface with the coupling part of machine tool system.
4. wire Digit Control Machine Tool high frequency control system in according to claim 1, it is characterized in that described high frequency Control System Design module is mainly by chip AT9200C, MCX314 four spindle motor control chips, two 2M data storage CY7C1061, a slice 4M program storage TE28F320, the expansion of CS8900A network interface chips, add system bus driving, the expansion of I/O interface, keyboard input, CRT or LCD display interface composition outward, the I/O panel interface is connected with motor, sensor, communication.
5. wire Digit Control Machine Tool high frequency control system in according to claim 1, it is characterized in that described SERVO CONTROL module comprises the MCX314 four spindle motor control chips of servomotor, driving interface and control servomotor, they link to each other by wireless or wired reponse system.
6. wire Digit Control Machine Tool high frequency control system in according to claim 1 is characterized in that not having knot by X-axis light chi and the grating chi that constitutes with the vertical Y-axis light chi of X-axis light chi by RF transmits and link to each other with controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200861405U CN201195220Y (en) | 2008-04-29 | 2008-04-29 | High-frequency control system of medium-wire-walking numerical control machine |
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| CNU2008200861405U CN201195220Y (en) | 2008-04-29 | 2008-04-29 | High-frequency control system of medium-wire-walking numerical control machine |
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| CN201195220Y true CN201195220Y (en) | 2009-02-18 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817110A (en) * | 2010-03-08 | 2010-09-01 | 苏州新火花机床有限公司 | Medium-speed wire walking digital servo sampling and feeding control part |
| CN101823172A (en) * | 2010-03-08 | 2010-09-08 | 苏州新火花机床有限公司 | Medium-speed wire digital servo pulse parameter configuration module |
| CN101875141A (en) * | 2010-03-08 | 2010-11-03 | 苏州新火花机床有限公司 | Multi-state real-time sampling digital servo feeding system of medium-speed wire feeding machine tool |
| CN102756187A (en) * | 2012-07-26 | 2012-10-31 | 曹善书 | Wire conveying circuit with molybdenum wire jumping-from-guide-wheel protection circuit for wire electric discharge machine |
| CN101819424B (en) * | 2010-01-25 | 2013-01-16 | 南京埃斯顿自动化股份有限公司 | Method and controller for controlling position, pressure measurement and safe control of sliding block of forging machine tool |
| CN103149900A (en) * | 2013-02-04 | 2013-06-12 | 深圳市大族激光科技股份有限公司 | Communication method and communication device between power amplifier (PA) numerical control system and external device |
| CN103624344A (en) * | 2013-12-16 | 2014-03-12 | 贵州航中力电精机科技有限公司 | Control system of electric discharge machining unit |
| CN103838184A (en) * | 2013-04-11 | 2014-06-04 | 江苏南极星科技有限公司 | Motion control system of chip mounter |
| CN106527305A (en) * | 2017-01-11 | 2017-03-22 | 广东工业大学 | Multi-shaft servo motion controller and motion control system |
| CN107422695A (en) * | 2017-06-13 | 2017-12-01 | 中山市星光达电子科技有限公司 | A kind of four axle miniature numerical control machine tool controllers |
-
2008
- 2008-04-29 CN CNU2008200861405U patent/CN201195220Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101819424B (en) * | 2010-01-25 | 2013-01-16 | 南京埃斯顿自动化股份有限公司 | Method and controller for controlling position, pressure measurement and safe control of sliding block of forging machine tool |
| CN101817110A (en) * | 2010-03-08 | 2010-09-01 | 苏州新火花机床有限公司 | Medium-speed wire walking digital servo sampling and feeding control part |
| CN101823172A (en) * | 2010-03-08 | 2010-09-08 | 苏州新火花机床有限公司 | Medium-speed wire digital servo pulse parameter configuration module |
| CN101875141A (en) * | 2010-03-08 | 2010-11-03 | 苏州新火花机床有限公司 | Multi-state real-time sampling digital servo feeding system of medium-speed wire feeding machine tool |
| CN101823172B (en) * | 2010-03-08 | 2014-02-05 | 苏州新火花机床有限公司 | Medium-speed wire digital servo pulse parameter configuration module |
| CN102756187A (en) * | 2012-07-26 | 2012-10-31 | 曹善书 | Wire conveying circuit with molybdenum wire jumping-from-guide-wheel protection circuit for wire electric discharge machine |
| CN102756187B (en) * | 2012-07-26 | 2015-11-25 | 曹善书 | Wire cutting machine tool jumps out of the wire transporting circuit of guide wheel protection circuit with molybdenum filament |
| CN103149900A (en) * | 2013-02-04 | 2013-06-12 | 深圳市大族激光科技股份有限公司 | Communication method and communication device between power amplifier (PA) numerical control system and external device |
| CN103838184A (en) * | 2013-04-11 | 2014-06-04 | 江苏南极星科技有限公司 | Motion control system of chip mounter |
| CN103624344A (en) * | 2013-12-16 | 2014-03-12 | 贵州航中力电精机科技有限公司 | Control system of electric discharge machining unit |
| CN106527305A (en) * | 2017-01-11 | 2017-03-22 | 广东工业大学 | Multi-shaft servo motion controller and motion control system |
| CN107422695A (en) * | 2017-06-13 | 2017-12-01 | 中山市星光达电子科技有限公司 | A kind of four axle miniature numerical control machine tool controllers |
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Granted publication date: 20090218 |