CN1601416A - Opening structural computer digital control system able to re-configurate - Google Patents
Opening structural computer digital control system able to re-configurate Download PDFInfo
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Abstract
The invention is characterized by that making numerical system undergo the process of function module division, maknig model creation based on model drive development method, separating function of module from its behavious, utilizing change of state graph of correspondent module to despatch the the condition of its function execution so as to implement reuse of module function; using port to make communication between modules, said port can utilize its contract abstract interface to make interaction with man-machine interface and bottom layer hardware equipment so as to make related hardware application program meet the interface function requirement provided by system, and in the model layer increasing/reducing or replacing correspondent module so as to implement change of system functino. Said invention also provides the application of said numerical control system.
Description
Technical field
The invention belongs to the control system of the numerically-controlled machine in the mechanical manufacturing field.
Background technology
At present, known numerically-controlled machine control system belongs to the exclusive closed system structure of related development merchant substantially, its software and hardware has coupling closely, to such an extent as to be difficult to original digital control system is carried out the function increase and decrease or improve (upgrading) from a kind of machine tool numerical control system becoming another machine tool numerical control system.Aspect software development, owing to adopt coding code method behind traditional first system modelling, the two is difficult to accomplish organically combination, to such an extent as to system model and final program code are far from each other.And the checking of system can only be treated that program code is write and finish and move on real system and just can carry out.Also to carry out design update if the checking result is undesirable, thereby increase the R﹠D cycle and the cost of product significantly system model and program code even hardware.
For the user, this enclosed construction has shielded all ins and outs of system, only provide the limited fixing external general controls interface of function, must select to be mostly that the peripherals of the coupling that provided by same developer realizes the structure of numerically-controlled machine by system requirements to it.In case system's typing, the user just can only only be confined to intrinsic function of system and characteristic, can't carry out the improvement of original function and the increase of new function, be three-shaft linkage milling machine digital control system for example, thereby make this digital control system can't adapt to the nowadays fast-changing market demand original 2-axis linkage computer numerical control (CNC) system for lathe reprovision.
Summary of the invention
The technical problem to be solved in the present invention provide a kind of can be by reconfiguring the digital control system that can adapt to different process requirements.
The technical scheme that addresses the above problem is: at first digital control system is carried out functional module and divide, based on model driving development method, adopt unified modeling language that these modules are carried out modeling, the object instance that can also comprise other generic module as the module of composite class, but resulting model is an execution model and synchronous with the code maintenance that is generated automatically by model, and support by model to make system design exploitation and checking be in same model level of abstraction to the forward engineering of code with by the reverse-engineering of code to model;
The function of described module and its behavior are separated, and come condition, state, sequential etc. to its function executing to dispatch by the constitutional diagram that changes corresponding module, thereby realize reusing functions of modules;
The communication of described intermodule is undertaken by port, port then utilizes its contract abstraction interface and man-machine interface (HMI) and bottom hardware equipment to carry out alternately, thereby realize digital control system application program and the alternately succinct of man-machine interface and with the independence of hardware, the interface function requirement that related hardware application program compliance with system is provided is with the seamless link of realization with the digital control system application program;
By increasing and decreasing or replacing the change of corresponding module realization, realize the dynamic generation of a plurality of object instances of same generic module in model layer by customization to generic module object instance number to systemic-function.
The present invention in actual applications, the type and the quantity of the machine tool type that different users can will control digital control system according to the needs of self actual processing, the motion number of axle, main shaft number, peripheral auxiliary equipment are selected by man-machine interface, can generate desired Computerized digital control system automatically, the machine body that is complementary can be finished different application demands.
The present invention has following advantage:
Development layer can be by making it satisfy the different processing requests of polytype lathes such as different numerically controlled lathes, milling machine, drilling machine, grinding machine to reshuffling of native system with client layer;
Through simple configuration can realize one to a plurality of kinematic axiss, one to a plurality of main shafts, the control to a plurality of peripheral auxiliary equipments uses;
The application of model driving development method makes system design exploitation and the same model level of abstraction of checking coexistence, can be implemented in bottom hardware and can verify and provide important guide for the concrete enforcement of hardware system before realizing; The system that treats will smoothly be transplanted to the system hardware layer by the program code that model produces automatically again after model layer is proved to be successful, thereby will effectively have guaranteed the robustness of system software;
The modular construction design makes module to access fully and reuses;
Intermodule communicates by port (including the contract interface), thereby guarantees that system software is realized and the independence of hardware.
The present invention can be different user and makes personalized digital control system to measure concerning the developer, concerning the user side, and then can be by reconfiguring to native system to adapt to different digital control processing demands.
Description of drawings
Fig. 1, embodiment of the invention Computerized digital control system module constitute synoptic diagram.
The view of main shaft in Fig. 2, the embodiment of the invention Computerized digital control system.
The assembly of Fig. 3, embodiment of the invention Computerized digital control system is realized block diagram.
The schematic flow sheet that Fig. 4, user are configured embodiment of the invention Computerized digital control system.
A. controller class module among Fig. 1,2. digital quantity I/O (IO) device object module, 3. lathe code detector object module, 4. lathe code interpreter object module, 5. utility appliance is coordinated object module, 6. analog quantity is changeed digital quantity (AD) device object module, 7. digital quantity changes analog quantity (DA) device object module, 8. kinematic axis and main shaft are coordinated object module, 9. kinematic axis object module, 10. main shaft object module, 11. port, 12. interface, B. represents single-relation, and C. represents multirelation.
Wherein, single-relation represents that two object modules are one-one relationships, be the relation of multi-to-multi between the multirelation indicated object module, represent that this object can have a corresponding module instance arbitrarily for " * " on the object relationship shown in Figure 1 number, " 1 " on the object relationship represents that this object has 1 corresponding module instance.
Embodiment
The invention will be further described below in conjunction with embodiment and accompanying drawing.
As shown in Figure 1, this example is provided with
Kinematic axis and main shaft are coordinated object module 8, this object module has 1 corresponding module instance: its function is to be responsible for the kinematic axis object module 9 and the main shaft object module 10 of dynamic creation requirement, and coordinates Synchronous motion control, the motion control of main shaft and the synchro control of kinematic axis and main shaft of a plurality of kinematic axis object modules (such as X-axis, Z axle etc.);
Utility appliance object Coordination module 5, this object module has 1 corresponding module instance: its function is to be responsible for the external accessory object module of dynamic creation requirement, it comprises IO device object module 2, AD device object module 6, DA device object module 7, and coordinates the control of these modules realizations to machine tool auxiliary equipment;
Lathe code detector object module 3, this object module have 1 corresponding module instance: its function is to be responsible for calling corresponding lathe code according to required machine tool type (as lathe, milling machine etc.) to check subroutine module;
Lathe code interpreter object module 4, this object module has 1 corresponding module instance: its function is to be responsible for calling corresponding lathe code interpretation subroutine module according to required machine tool type (as lathe, milling machine etc.), and utilizes port one 1 by its contract interface 12 corresponding subroutine module to be downloaded to bottom hardware and use for the real-time interpretation of lathe code in the digital control processing;
The controller class modules A comprises each above-mentioned object module as composite class, be responsible for creating respectively single lathe code detector object module 3, lathe code interpreter object module 4, utility appliance object Coordination module 5, kinematic axis and main shaft and coordinate object module 8, and be responsible for coordinating its behavior.For the developer can be in this composite class module by increase and decrease or replace the function that corresponding module changes digital control system.
The controller class modules A is to utilize its corresponding contract interface to realize by the port between them with outside man-machine interface and bottom hardware equipment alternately, what the controller class inside modules had the object module of port such as main shaft object module 10 and outside man-machine interface and bottom hardware equipment then is to realize by corresponding port of controller class module and interface alternately, does not have 3 of the object module of port such as lathe code detector object modules and directly carries out intrinsic call by the controller class module.
The function of main shaft object module of the present invention and its behavior are separated, and can come condition, state, sequential etc. to its function executing to dispatch by changing its constitutional diagram, thereby be implemented in reusing under the constant situation of functions of modules.See Fig. 2, for example when the main shaft object behavior is in illegal state,, can realize that main shaft object module 10 enters into enabled state if controller class module 1 is sent the evEnableSpindle incident by the corresponding port.Horizontal dotted line in the enabled state is divided into two synchronous regime zones with it, and halted state and setting main shaft multiplying power state are respectively its original state.If this moment, controller class module 1 was sent the evMoveCW incident by the corresponding port, main shaft object module 10 just can using system the main shaft multiplying power of acquiescence by corresponding port (port) real-time calling bottom hardware moveCW function main shaft is just changeed, and enter into and just change state.Be in when just changeing state at main shaft, if the controller class module is sent evSpindleRatePlus incident and evMoveCW incident simultaneously by the corresponding port, main shaft object module 10 just can upgrade the main shaft multiplying power by calling the spindleRatePuls function, and enter into the main shaft multiplying power state of setting once more by setting the anti-body conversion of main shaft multiplying power state, synchronous with it just changes state also because the triggering of evMoveCW incident makes the main shaft object module call bottom hardware moveCW function once more by the corresponding port, thereby makes main shaft realize in real time just changeing with new main shaft multiplying power setting value.The scheduling of other functions of modules also is to adopt constitutional diagram to realize among Fig. 1.
The present embodiment content all is based on model driving development method, adopt unified modeling language that these modules are carried out modeling, and system is reshuffled and verifies in model layer, can clearly see residing state of each object module and the function of being carried out by the variation of constitutional diagram, thereby be implemented in the checking of model layer digital control system.
See Fig. 3, GUI is the human interface components carried out of open type structure digital control system, and CNC_LIB is the function library assembly that is generated automatically by the system model by checking, and the two operates under the embedded real-time operating system environment.Hardware_LIB is the hardware function library assembly of real time execution on bottom hardware, and GUI calls CNC_LIB by the corresponding port, and then CNC_LIB calls Hardware_LIB by the corresponding port, thereby realizes the demand for control of numerically-controlled machine.
Fig. 4 has shown that the user reconfigures the schematic flow diagram of this numerical control system.After the user starts digital control system, system shows certain configuring condition (step 401) by man-machine interface, and whether the prompting user will reconfigure this system's (step 402), then generate the digital control system (step 403) of acquiescence if not, if need reconfigure this digital control system, then require the user to reconfigure (step 404) by man-machine interface, comprise the required machine tool type of user, the motion number of axle, the main shaft number, contents such as the type of peripheral auxiliary equipment and quantity, and then just can generate the new digital control system (step 405) that meets user's request, can move this digital control system at last to realize different application demands (step 406).
Claims (2)
1, a kind of reconfigurable Open architecture Computerized digital control system, it is characterized in that: at first digital control system is carried out functional module and divide, based on model driving development method, adopt unified modeling language that these modules are carried out modeling, the object instance that can also comprise other generic module as the module of composite class, but resulting model is an execution model and synchronous with the code maintenance that is generated automatically by model, and support by model to make system design exploitation and checking be in same model level of abstraction to the forward engineering of code with by the reverse-engineering of code to model;
The function of described module and its behavior are separated, and come condition, state, sequential etc. to its function executing to dispatch by the constitutional diagram that changes corresponding module, thereby realize reusing functions of modules;
The communication of described intermodule is undertaken by port, port then utilizes its contract abstraction interface and man-machine interface and bottom hardware equipment to carry out alternately, thereby realize digital control system application program and the alternately succinct of man-machine interface and with the independence of hardware, the interface function requirement that related hardware application program compliance with system is provided is with the seamless link of realization with the digital control system application program;
By increasing and decreasing or replacing the change of corresponding module realization, realize the dynamic generation of a plurality of object instances of same generic module in model layer by customization to generic module object instance number to systemic-function.
2, reconfigurable Open architecture Computerized digital control system according to claim 1, it is characterized in that: described functional module is provided with
Kinematic axis and main shaft are coordinated object module (8), this object module has 1 corresponding module instance: its function is to be responsible for the kinematic axis object module (9) and the main shaft object module (10) of dynamic creation requirement, and coordinates the Synchronous motion control of a plurality of kinematic axis object modules, the motion control of main shaft and the synchro control of kinematic axis and main shaft;
Utility appliance object Coordination module (5), this object module has 1 corresponding module instance: its function is to be responsible for the external accessory object module of dynamic creation requirement, it comprises IO device object module (2), AD device object module (6), DA device object module (7), and coordinates the control of these modules realizations to machine tool auxiliary equipment;
Lathe code detector object module (3), this object module have 1 corresponding module instance: its function is to be responsible for calling corresponding lathe code according to required machine tool type to check subroutine module;
Lathe code interpreter object module (4), this object module has 1 corresponding module instance: its function is to be responsible for calling corresponding lathe code interpretation subroutine module according to required machine tool type (as lathe, milling machine etc.), and utilizes port (11) by its contract interface (12) corresponding subroutine module to be downloaded to bottom hardware and use for the real-time interpretation of lathe code in the digital control processing;
Controller class module (A) comprises each above-mentioned object module as composite class, be responsible for creating respectively single lathe code detector object module (3), lathe code interpreter object module (4), utility appliance object Coordination module (5), kinematic axis and main shaft and coordinate object module (8), and be responsible for coordinating its behavior;
Described controller class module (A) is to utilize its corresponding contract interface to realize by the port between them with outside man-machine interface and bottom hardware equipment alternately, what the controller class inside modules had the object module of port such as main shaft object mould (10) and outside man-machine interface and bottom hardware equipment then is to realize by corresponding port of controller class module and interface alternately, and the object module such as the lathe code detector object module (3) that do not have port then directly carry out intrinsic call by the controller class module.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007121658A1 (en) * | 2006-04-24 | 2007-11-01 | Huawei Technologies Co., Ltd. | A debugging method and apparatus for performing telecom class service development based on model driven |
| CN101206468B (en) * | 2007-11-30 | 2010-09-22 | 华南理工大学 | Modelling method in computer numerical control field |
| CN102221828A (en) * | 2011-05-04 | 2011-10-19 | 沈阳机床（集团）设计研究院有限公司 | Control program modularization system for numerical control machine |
| CN101634833B (en) * | 2008-07-23 | 2011-12-21 | 沈阳中科博微自动化技术有限公司 | Open type configuration method and system for IO parameters of field device |
| CN102540974A (en) * | 2011-12-05 | 2012-07-04 | 周小青 | Numerical control code converting method |
| CN105446280A (en) * | 2014-08-26 | 2016-03-30 | 唐志 | Industrial process control fast generation system and implementation method thereof |
| CN105930154A (en) * | 2016-04-19 | 2016-09-07 | 烽火通信科技股份有限公司 | Method and apparatus for establishing and using device hardware model in network operation system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142467C (en) * | 2001-12-29 | 2004-03-17 | 天津大学 | Open type structure digital control system of remote network monitoring and secondary development |
-
2004
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007121658A1 (en) * | 2006-04-24 | 2007-11-01 | Huawei Technologies Co., Ltd. | A debugging method and apparatus for performing telecom class service development based on model driven |
| CN101401333B (en) * | 2006-04-24 | 2012-06-27 | 华为技术有限公司 | A debugging method and apparatus for performing telecom class service development based on model driven |
| CN101206468B (en) * | 2007-11-30 | 2010-09-22 | 华南理工大学 | Modelling method in computer numerical control field |
| CN101634833B (en) * | 2008-07-23 | 2011-12-21 | 沈阳中科博微自动化技术有限公司 | Open type configuration method and system for IO parameters of field device |
| CN102221828A (en) * | 2011-05-04 | 2011-10-19 | 沈阳机床（集团）设计研究院有限公司 | Control program modularization system for numerical control machine |
| CN102221828B (en) * | 2011-05-04 | 2013-02-13 | 沈阳机床（集团）设计研究院有限公司 | Control program modularization system for numerical control machine |
| CN102540974A (en) * | 2011-12-05 | 2012-07-04 | 周小青 | Numerical control code converting method |
| CN102540974B (en) * | 2011-12-05 | 2016-01-27 | 周小青 | A kind of conversion method of numerical control code |
| CN105446280A (en) * | 2014-08-26 | 2016-03-30 | 唐志 | Industrial process control fast generation system and implementation method thereof |
| CN105446280B (en) * | 2014-08-26 | 2018-09-25 | 四川科立科技发展有限公司 | Industrial stokehold quick-speed generation system and implementation method |
| CN105930154A (en) * | 2016-04-19 | 2016-09-07 | 烽火通信科技股份有限公司 | Method and apparatus for establishing and using device hardware model in network operation system |
| CN105930154B (en) * | 2016-04-19 | 2019-02-15 | 烽火通信科技股份有限公司 | It is established in network operating system and using the method and device of device hardware model |
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