CN109542043A - A kind of digital control system management method and device based on plug-in unit - Google Patents
A kind of digital control system management method and device based on plug-in unit Download PDFInfo
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- CN109542043A CN109542043A CN201811285737.7A CN201811285737A CN109542043A CN 109542043 A CN109542043 A CN 109542043A CN 201811285737 A CN201811285737 A CN 201811285737A CN 109542043 A CN109542043 A CN 109542043A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/35—Nc in input of data, input till input file format
- G05B2219/35349—Display part, programmed locus and tool path, traject, dynamic locus
Abstract
The present invention provides a kind of digital control system management method and device based on plug-in unit, method includes: the plug-in unit catalogue that traversal is used for memory card, load the configuration file of plug-in unit in the plug-in unit catalogue, wherein each functional module of digital control system exists in the form of plug-in unit；It is carried out the following processing for each configuration file loaded: obtaining the dynamic link library file name in the configuration file, be loaded with the dynamic link library file of the dynamic link library file name；The plug-in unit creation function in the dynamic link library file is executed, the plugin information in the configuration file is added in internal information management Hash table；To the plugin information distributing system resource in internal information management Hash table；After obtaining system resource, the plug-in initialization function in dynamic link library file is executed, to initialize to the plugin information, completes the management to the affiliated plug-in unit of configuration file.Using the embodiment of the present invention, the opening and scalability of digital control system are improved.
Description
Technical field
The present invention relates to numerically-controlled machine tool manufacturing field more particularly to a kind of digital control system management methods and dress based on plug-in unit
It sets.
Background technique
Numerically-controlled machine tool manufacturing core the most is its digital control system mounted, a with the development of industrial application
Property and the process requirements of customization are more and more, so that digital control system becomes to become increasingly complex, in order to have digital control system
Better stability and richer function, need preferably to manage digital control system.
Currently, for a user, digital control system is closed, open and scalability deficiency, cause facing to use
The customized demand of family personalization, developer need to put into a large amount of time and efforts and carry out greatly to the code of original digital control system
Amount reorganization, can just make digital control system have the new function for meeting user demand.
It is therefore desirable to design a kind of new digital control system management method, to overcome the above problem.
Summary of the invention
It is an object of the invention to overcome the defect of the prior art, a kind of digital control system manager based on plug-in unit is provided
Method and device, to improve the opening and scalability of digital control system.
The present invention is implemented as follows:
In a first aspect, the present invention provides a kind of digital control system management method based on plug-in unit, method includes:
Traversal is used for the plug-in unit catalogue of memory card, loads the configuration file of plug-in unit in plug-in unit catalogue, wherein digital control system
Each functional module exist in the form of plug-in unit；
It is carried out the following processing for each configuration file loaded:
The dynamic link library file name in configuration file is obtained, the dynamic link of the dynamic link library file name is loaded with
Library file；
The plug-in unit executed in dynamic link library file creates function, and internal letter is added in the plugin information in configuration file
In breath management Hash table；To the plugin information distributing system resource in internal information management Hash table；
After obtaining system resource, execute dynamic link library file in plug-in initialization function, with to plugin information into
Row initialization, completes the management to the affiliated plug-in unit of configuration file.
Optionally, when plugin information includes extension point information,
To the plugin information distributing system resource in internal information management Hash table, comprising:
Internal information is managed into the extension that extension point described in extension point information is called in Hash table and links to the expansion
Machine plotting；
The plug-in initialization function in dynamic link library file is executed, to initialize to plugin information, comprising:
The plug-in initialization function in dynamic link library file is executed, has been linked to searching symbol definition Hash table
Resulting function interface is added to global symbol using Hash table, and executes addition letter by the function interface for extending the extension of point
Global symbol after number interface uses Hash table, to realize the function of extension, completes the management to the affiliated plug-in unit of configuration file；Symbol
Number define Hash table be used for store extend function interface.
Optionally, when plugin information includes extension information,
To the plugin information distributing system resource in internal information management Hash table, comprising:
Storage resource is distributed to the plugin information in internal information management Hash table；
The plug-in initialization function in dynamic link library file is executed, to initialize to plugin information, comprising:
Obtain symbol definition Hash table；Symbol definition Hash table is used to store the function interface of extension；
According to the storage resource distributed, the function interface for extending extension described by information is added to symbol definition Hash
Table.
Optionally, plug-in unit includes human-computer interaction interface plug-in unit, numerical control Soft- PLC plug-in unit, numerical control interpreter plug-in unit and numerical control
Interpolation module plug-in unit.
Optionally, human-computer interaction interface plug-in unit includes showing the extension point of control and for the expansion of administration page for managing
Machine plotting；Numerical control Soft- PLC plug-in unit includes the extension point for managing instruction catalogue；Numerical control interpreter plug-in unit includes executing generation for explaining
The extension point of code；NC Interpolation module plug-in includes for realizing the extension point of feeding control algolithm, for realizing prediction transition
It the extension point information of algorithm, the extension point for realizing geometry motion, the extension point for realizing channel control algolithm and is used for
Realize the extension point of five axis control algolithms.
Second aspect, the present invention provide a kind of digital control system managing device based on plug-in unit, and device includes:
Loading module, for traversing the plug-in unit catalogue for being used for memory card, the configuration file of plug-in unit in load plug-in unit catalogue,
Wherein, each functional module of digital control system exists in the form of plug-in unit；
Management module, for being carried out the following processing for each configuration file loaded: obtaining dynamic in configuration file
State chained library filename, is loaded with the dynamic link library file of the dynamic link library file name；Execute dynamic link library file
In plug-in unit create function, by configuration file plugin information be added internal information management Hash table in；To internal information
Manage the plugin information distributing system resource in Hash table；After obtaining system resource, inserting in dynamic link library file is executed
Part initialization function completes the management to the affiliated plug-in unit of configuration file to initialize to plugin information.
Optionally, when plugin information includes extension point information,
Management module manages the plugin information distributing system resource in Hash table to internal information, specifically:
Internal information is managed into the extension that extension point described in extension point information is called in Hash table and links to the expansion
Machine plotting；
Management module executes the plug-in initialization function in dynamic link library file, to be initialized to plugin information,
Specifically:
The plug-in initialization function in dynamic link library file is executed, has been linked to searching symbol definition Hash table
Resulting function interface is added to global symbol using Hash table, and executes addition letter by the function interface for extending the extension of point
Global symbol after number interface uses Hash table, to realize the function of extension, completes the management to the affiliated plug-in unit of configuration file；Symbol
Number define Hash table be used for store extend function interface.
Optionally, when plugin information includes extension information,
Management module manages the plugin information distributing system resource in Hash table to internal information, specifically:
Storage resource is distributed to the plugin information in internal information management Hash table；
Management module executes the plug-in initialization function in dynamic link library file, to be initialized to plugin information,
Specifically:
Obtain symbol definition Hash table；Symbol definition Hash table is used to store the function interface of extension；
According to the storage resource distributed, the function interface for extending extension described by information is added to symbol definition Hash
Table.
Optionally, plug-in unit includes human-computer interaction interface plug-in unit, numerical control Soft- PLC plug-in unit, numerical control interpreter plug-in unit and numerical control
Interpolation module plug-in unit.
Optionally, human-computer interaction interface plug-in unit includes showing the extension point of control and for the expansion of administration page for managing
Machine plotting；Numerical control Soft- PLC plug-in unit includes the extension point for managing instruction catalogue；Numerical control interpreter plug-in unit includes executing generation for explaining
The extension point of code；NC Interpolation module plug-in includes for realizing the extension point of feeding control algolithm, for realizing prediction transition
It the extension point information of algorithm, the extension point for realizing geometry motion, the extension point for realizing channel control algolithm and is used for
Realize the extension point of five axis control algolithms.
The invention has the following advantages: using the embodiment of the present invention, by the functional module and its son in digital control system
Module is abstracted and is encapsulated, and is developed according to plug-in specification, obtains each plug-in unit, and due to the degree of coupling between plug-in unit
It is lower, have the characteristics that be easy to load and unload, therefore the dynamic that digital control system functional software may be implemented can cut and flexibly expand
Exhibition makes digital control system have good open and scalability, convenient for providing the customization service of personalization for user, realizes pair
The flexible management of digital control system.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of flow diagram of the digital control system management method provided in an embodiment of the present invention based on plug-in unit；
Fig. 2 is NC Interpolation module plug-in illustraton of model provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of the digital control system managing device provided in an embodiment of the present invention based on plug-in unit.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that the digital control system management method provided by the present invention based on plug-in unit can be applied to electronics and set
It is standby, wherein in a particular application, which can be computer, PC, plate, mobile phone etc., this is all reasonable
's.
Referring to Fig. 1, the embodiment of the present invention provides a kind of digital control system management method based on plug-in unit, and method includes following step
It is rapid:
S101, traversal are used for the plug-in unit catalogue of memory card, load the configuration file of plug-in unit in the plug-in unit catalogue,
In, each functional module of digital control system exists in the form of plug-in unit；
Plug-in unit is a kind of program that the application programming interfaces for following certain specification are write out, can be by application program tune
With, such as load plug-in unit automatically when digital control system is activated.Plug-in unit includes configuration file and dynamic link library file, configuration text
Part may include at least one of extension point information and extension information for recording plugin information, plugin information.
Extension point information for describe extension point, extension point information may include extension point belonging to plug-in unit an attribute information,
Point ID (mark), extension point title and the function interface for extending the extension that point calls are extended, thus by calling function interface
Extension can be called.It extends point ID and extends point for unique identification.The function interface for the extension that extension point calls can store XSD
In file, XSD file, which can store one or more function interface card cages, can load automatically and parse XSD file, be formed
Extend the function interface set to be called of point.
The attribute information of plug-in unit include ID, version, developer, this plug-in unit of this plug-in unit relied on other plug-in units, this insert
The dynamic link library file name of part, the dynamic link library of this plug-in unit export symbol, and dynamic link library file name is dynamic link library
The name of file, dynamic link library file are used to record each function for realizing pin function, and dynamic link library export symbol is used for
Function interface and the position for recording the exported function of dynamic link library, exporting symbol by dynamic link library can quickly know
Dynamic link library file where objective function to be called, and then target letter is obtained by loading the dynamic link library file
Number.
Illustratively, extension point information can be accomplished by with following code
In addition, an extension point can call one or more extensions, the extension that extension point and the extension point are called can
It, can also be in different plug-in units, to be conducive in digital control system the dynamic expansion of function and secondary open in same plug-in unit
Hair.For example, plug-in unit A includes extension point A1, the extension that extension point A1 is called includes A2 and A3, and A2 and A3 can be in plug-in unit A
In, it can also be respectively in plug-in unit B and plug-in unit C.
Extend information for describe extension, extension information may include extend belonging to plug-in unit attribute information, extension title,
The function interface of extension and the extension point ID for extending point for calling the extension, the function interface of extension are dynamic link library export
The function interface of the included function of function interface in symbol, i.e. dynamic link library file.Function interface can be address of variable
Or function address.
Illustratively, extension information can be accomplished by with following code
Digital control system mainly includes HMI (Human Machine Interface, human-computer interaction interface), Soft- PLC
(Programmable Logic Controller, programmable logic controller (PLC)), numerical control interpreter, moving interpolation section this four
Corn module, each corn module can also include one or more sub-function modules, can use object-oriented
Abstract package method, functional module each in digital control system and each sub-function module are abstracted and are sealed according to certain granularity
Dress, obtains each plug-in unit, and developed according to plug-in specification, carries out cooperation friendship by the way of extension and extension point between plug-in unit
Mutually, to construct complete, dynamic extending and cutting a digital control system using each plug-in unit.
Specifically, plug-in unit may include human-computer interaction interface plug-in unit, numerical control Soft- PLC plug-in unit, numerical control interpreter plug-in unit and
NC Interpolation module plug-in.
The main function of human-computer interaction interface is to provide the display and interactive operation function of digital control system internal data, by big
The display control and the page for measuring heterogeneous are composed.In plug-in unit design process, human-computer interaction interface plug-in unit be can wrap
Two extension points are included, for an extension point for managing display control, another extension point is used for administration page；It is various specific aobvious
Show that control and the page are abstracted as same type of subboard, relevant function is completed in subboard, and is packaged into corresponding son
The extension of plug-in unit, extension point can call each extension to complete relevant function.
For numerical control Soft- PLC for sequentially executing a series of elementary instructions and function command, numerical control Soft- PLC plug-in unit can define one
It is a for managing the extension point of instruction catalogue, the various elementary instructions and function command in instruction catalogue are in the subboard where each extension
Middle design is completed, and is linked on the extension point of instruction catalogue in the form of the extension of subboard, to realize the function of each extension.
Numerical control interpreter plug-in unit executes numerical control private code for explaining, numerical control private code includes G code and M code
G code/M code command function is defined different Deng, each digital control system manufacturer, can quickly be fitted using plug-in part technology
With different customer demands.For example, G code is designed as extension point, and according to extension point specification in plug-in unit design process
The encapsulation for completing extension, the implementation procedure of each G code is realized in design in extension.
NC Interpolation module plug-in is the key control unit of digital control system, including the expansion for realizing feeding control algolithm
Machine plotting (hereinafter referred to as feeding control extension point), for realizing prediction transition algorithm (also referred to as look-ahead algorithm or transition algorithm)
Extend point information (hereinafter referred to as prediction transition extends point), for realizing extension point (the hereinafter referred to as geometry motion of geometry motion
Extend point), for realizing the extension point (hereinafter referred to as channel control extension point) of channel control algolithm and for realizing five axis controls
The extension points such as the extension point (hereinafter referred to as five axis control extension point) of algorithm processed.
Illustratively, NC Interpolation module plug-in illustraton of model as shown in Figure 2, NC Interpolation module plug-in is (also referred to as in figure
Digital control system interpolation module plug-in unit) include moving interpolation section plug-in unit, feeding control plug-in unit, transition algorithm plug-in unit, geometry motion insert
Part, five axis control plug-in unit, feed speed control plug-in unit and channel control plug-in unit, the subboard packet that moving interpolation section plug-in unit is called
Include feeding control plug-in unit, transition algorithm plug-in unit, geometry motion plug-in unit, five axis control plug-in unit and channel control plug-in unit, feeding control
The subboard that plug-in unit processed is called includes feed speed control plug-in unit, and the plugin.xml in each plug-in unit indicates the configuration text of the plug-in unit
The associated description of part, extension and the extension point of plug-in unit is recorded in the plug-in card configuration file, and extension point and the extension point are called
Extend through line segment connection with the arrow, it is each extension that the starting point of line segment, which is connected, what the terminating point of line segment was connected
For each extension point, for example, feeding control plug-in unit includes FPM (feeding per minute) extension, FPR (often rotate into) extension, returns to zero control
System extension, G04 (pause) extension and acceleration and deceleration extend point, and feeding control plug-in unit extends point by acceleration and deceleration and calls acceleration and deceleration
T-type acceleration and deceleration extension, S type acceleration and deceleration extension and the Exponential acceleration and deceleration extension of plug-in unit processed；Moving interpolation section plug-in unit passes through feeding control
System extends point and the FPM in feeding control plug-in unit is called to extend, FPR extension, return to zero control extension and G04 extension.
The plug-in unit in plug-in unit catalogue can successively be accessed using the traversals mode such as preamble traversal, inorder traversal, and can be by
The configuration file of each plug-in unit is successively loaded according to access order.
Each functional module of digital control system is packaged into plug-in unit, the coupling between each software function module of digital control system can be reduced
Conjunction property enhances the stability of digital control system, improves system development and testing efficiency, research and development of software cost is reduced, since plug-in unit can
To be quickly loaded and unload, so that dynamic tailor and extension Functional Capability that digital control system has the function of, greatly improve
The opening and scalability of digital control system.
S102, it is carried out the following processing for each configuration file loaded: obtaining the dynamic link library in configuration file
Filename is loaded with the dynamic link library file of the dynamic link library file name；Execute the plug-in unit in dynamic link library file
Function is created, the plugin information in configuration file is added in internal information management Hash table；Hash is managed to internal information
Plugin information distributing system resource in table；After obtaining system resource, the plug-in initialization in dynamic link library file is executed
Function completes the management to the affiliated plug-in unit of configuration file to initialize to plugin information.
Each dynamic link library file can correspond to a dynamic link library export symbol, be exported by dynamic link library
Symbol can determine the position where plug-in unit creation function, create letter thereby executing the plug-in unit in the dynamic link library file
Number, it can be seen that when digital control system needs that plug-in unit is called to create function, need first to load dynamic link library file, then lead to
The address that the corresponding dynamic link library export symbol of dynamic link library file obtains plug-in unit creation function is crossed, is finally called dynamic
State links the plug-in unit in library file and creates function.Such benefit is that digital control system does not need to load dynamic link at the beginning of operation
All codes in library file only just take out from dynamic link library file when needing some function.In addition, using
The program volume of the acceptable each plug-in unit of dynamic link library file, convenient for the maintenance of plug-in unit.
Corresponding plug-in unit context module is created to each corn module of digital control system in advance, above and below plug-in unit
Literary module provides plug-in registration and management, extends point and the management extended and the functions such as symbol registration is called, and major maintenance three
The data structure of Hash table, respectively internal information manage Hash table, symbol definition Hash table and global symbol and use Hash table.
One complete cnc system software can have multiple plug-in unit context modules, and linked list data structure can be used and insert to each
Part context module is managed.
Internal information management Hash table is for managing plugin information, such as extension point information and/or extension information.Symbol is fixed
Adopted Hash table is used to that the function interface of extension and/or the function of extension to be called to connect using global storage mode storage extension point
Mouthful, to can search symbol definition Hash table when needing to call some extension with symbol definition search function, obtain wait adjust
With the function interface of extension.Global symbol is used to carry out the pipe of symbolic information resource using the method for reference count using Hash table
Reason.
When plugin information includes extension point information, provided to the plugin information distribution system in internal information management Hash table
Source, comprising:
The internal information is managed the extension that extension point described in extension point information is called in Hash table to link to
The extension point；
The plug-in initialization function in the dynamic link library file is executed, to be initialized to the plugin information,
Specifically:
The plug-in initialization function in the dynamic link library file is executed, obtains chain to search symbol definition Hash table
It is connected to the function interface of the extension of extension point, resulting function interface is added to global symbol using Hash table, and execute and add
Global symbol after entering function interface uses Hash table, to realize the function of extension, completes the pipe to the affiliated plug-in unit of configuration file
Reason；The symbol definition Hash table is used to store the function interface of extension.
Illustratively, the example based on above-mentioned extension point message code, can search symbol definition Hash table and obtain
The value of velctrl_func parameter, to obtain the function interface respectively extended that the extension point is called, and by the letter of each extension
Number interface is added to global symbol using in Hash table, and hereafter, plug-in unit, which can call directly in subboard, to be extended to realize the expansion
The function of providing is provided.
When the plugin information includes extension information, to the plugin information distribution system in internal information management Hash table
Resource, comprising:
Storage resource is distributed to the plugin information in internal information management Hash table；
The plug-in initialization function in the dynamic link library file is executed, to be initialized to the plugin information,
Specifically:
Obtain symbol definition Hash table；The symbol definition Hash table is used to store the function interface of extension；
According to the storage resource distributed, the function interface of extension described by the extension information is added to symbol definition
Hash table.
Illustratively, the example based on above-mentioned extension message code, card cage execute in plug-in unit dynamic link library file
Plug-in initialization function, plugin information is initialized: extension using symbol definition function to the function interface of extension into
Row global definition, it is, ncx_motion_velctrl_fpm is added in symbol definition Hash table, so that symbol definition is breathed out
Uncommon table carries out global storage to ncx_motion_velctrl_fpm.
Using technical solution provided in an embodiment of the present invention, by digital control system functional module and its submodule take out
As and encapsulation, and developed according to plug-in specification, obtain each plug-in unit, and can be using extension and extension point between plug-in unit
Mode carries out collaborative interactive, and the dynamic of realization digital control system functional software can be cut and flexible expansion, has digital control system good
Good opening and scalability, while being conducive to that third party is allowed to participate in customizing functions development process, convenient for being mentioned for user
For personalized customization service, the flexible management to digital control system is realized.
In another implementation, when the plugin information includes extension information, in internal information management Hash table
Plugin information distributing system resource, can be with are as follows:
When getting extension call instruction, Hash table is managed by internal information and is determined specified by the extended instruction
Extension and extension point, link to extension specified by the extension call instruction for extension specified by the extension call instruction
Point.
When plugin information includes extension point information and extension information, to the plugin information in internal information management Hash table
Distributing system resource, specifically:
The internal information is managed the extension that extension point described in extension point information is called in Hash table to link to
The extension point；
When getting extension call instruction, Hash table is managed by internal information and is determined specified by the extended instruction
Extension and extension point, link to extension specified by the extension call instruction for extension specified by the extension call instruction
Point.
In another implementation, the plug-in initialization function in the dynamic link library file is executed, to insert to described
Part information is initialized, can be with are as follows:
The plug-in initialization function in the dynamic link library file is executed, the letter of the extension of extension point will have been linked to
Number interface is added to global symbol using Hash table, and executes the global symbol after function interface is added using Hash table, with reality
The function of now extending completes the management to the affiliated plug-in unit of configuration file.
Corresponding with above-mentioned embodiment of the method, the embodiment of the present invention also provides a kind of digital control system management based on plug-in unit
Device.
Referring to Fig. 3, Fig. 3 is a kind of structure of the digital control system managing device based on plug-in unit provided by the embodiment of the present invention
Schematic diagram, device include:
Loading module 301 loads the configuration text of plug-in unit in plug-in unit catalogue for traversing the plug-in unit catalogue for being used for memory card
Part, wherein each functional module of digital control system exists in the form of plug-in unit；
Management module 302, for being carried out the following processing for each configuration file loaded: obtaining in configuration file
Dynamic link library file name is loaded with the dynamic link library file of the dynamic link library file name；Execute dynamic link library text
Plug-in unit in part creates function, and the plugin information in configuration file is added in internal information management Hash table；Believe to inside
Plugin information distributing system resource in breath management Hash table；After obtaining system resource, execute in dynamic link library file
Plug-in initialization function completes the management to the affiliated plug-in unit of configuration file to initialize to plugin information.
Using technical solution provided in an embodiment of the present invention, by digital control system functional module and its submodule take out
As and encapsulation, and developed according to plug-in specification, obtain each plug-in unit, and can be using extension and extension point between plug-in unit
Mode carries out collaborative interactive, and the dynamic of realization digital control system functional software can be cut and flexible expansion, has digital control system good
Good opening and scalability, while being conducive to that third party is allowed to participate in customizing functions development process, convenient for being mentioned for user
For personalized customization service, the flexible management to digital control system is realized.
Optionally, when plugin information includes extension point information,
Management module manages the plugin information distributing system resource in Hash table to internal information, specifically:
Internal information is managed into the extension that extension point described in extension point information is called in Hash table and links to the expansion
Machine plotting；
Management module executes the plug-in initialization function in dynamic link library file, to be initialized to plugin information,
Specifically:
The plug-in initialization function in dynamic link library file is executed, has been linked to searching symbol definition Hash table
Resulting function interface is added to global symbol using Hash table, and executes addition letter by the function interface for extending the extension of point
Global symbol after number interface uses Hash table, to realize the function of extension, completes the management to the affiliated plug-in unit of configuration file；Symbol
Number define Hash table be used for store extend function interface.
Optionally, when plugin information includes extension information,
Management module manages the plugin information distributing system resource in Hash table to internal information, specifically:
Storage resource is distributed to the plugin information in internal information management Hash table；
Management module executes the plug-in initialization function in dynamic link library file, to be initialized to plugin information,
Specifically:
Obtain symbol definition Hash table；Symbol definition Hash table is used to store the function interface of extension；
According to the storage resource distributed, the function interface for extending extension described by information is added to symbol definition Hash
Table.
Optionally, plug-in unit includes human-computer interaction interface plug-in unit, numerical control Soft- PLC plug-in unit, numerical control interpreter plug-in unit and numerical control
Interpolation module plug-in unit.
Optionally, human-computer interaction interface plug-in unit includes showing the extension point of control and for the expansion of administration page for managing
Machine plotting；Numerical control Soft- PLC plug-in unit includes the extension point for managing instruction catalogue；Numerical control interpreter plug-in unit includes executing generation for explaining
The extension point of code；NC Interpolation module plug-in includes for realizing the extension point of feeding control algolithm, for realizing prediction transition
It the extension point information of algorithm, the extension point for realizing geometry motion, the extension point for realizing channel control algolithm and is used for
Realize the extension point of five axis control algolithms.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of digital control system management method based on plug-in unit, which is characterized in that the described method includes:
Traversal is used for the plug-in unit catalogue of memory card, loads the configuration file of plug-in unit in the plug-in unit catalogue, wherein digital control system
Each functional module exist in the form of plug-in unit；
It is carried out the following processing for each configuration file loaded:
The dynamic link library file name in the configuration file is obtained, the dynamic link library of the dynamic link library file name is loaded with
File；
The plug-in unit creation function in the dynamic link library file is executed, it will be in the plugin information addition in the configuration file
In portion's information management Hash table；To the plugin information distributing system resource in internal information management Hash table；
After obtaining system resource, the plug-in initialization function in the dynamic link library file is executed, to believe the plug-in unit
Breath is initialized, and the management to the affiliated plug-in unit of the configuration file is completed.
2. the method according to claim 1, wherein when plugin information include extension point information when,
To the plugin information distributing system resource in internal information management Hash table, comprising:
The internal information is managed into the extension that extension point described in extension point information is called in Hash table and links to the expansion
Machine plotting；
The plug-in initialization function in the dynamic link library file is executed, to initialize to the plugin information, comprising:
The plug-in initialization function in the dynamic link library file is executed, has been linked to searching symbol definition Hash table
Resulting function interface is added to global symbol using Hash table, and executes addition letter by the function interface for extending the extension of point
Global symbol after number interface uses Hash table, to realize the function of extension, completes the management to the affiliated plug-in unit of configuration file；Institute
Symbol definition Hash table is stated for storing the function interface of extension.
3. the method according to claim 1, wherein when the plugin information include extension information when,
To the plugin information distributing system resource in internal information management Hash table, comprising:
Storage resource is distributed to the plugin information in internal information management Hash table；
The plug-in initialization function in the dynamic link library file is executed, to initialize to the plugin information, comprising:
Obtain symbol definition Hash table；The symbol definition Hash table is used to store the function interface of extension；
According to the storage resource distributed, the function interface of extension described by the extension information is added to symbol definition Hash
Table.
4. the method according to claim 1, wherein plug-in unit include human-computer interaction interface plug-in unit, numerical control Soft- PLC insert
Part, numerical control interpreter plug-in unit and NC Interpolation module plug-in.
5. according to the method described in claim 4, it is characterized in that, the human-computer interaction interface plug-in unit includes for managing display
The extension point of control and the extension point for administration page；The numerical control Soft- PLC plug-in unit includes the extension for managing instruction catalogue
Point；The numerical control interpreter plug-in unit includes for explaining the extension point for executing code；The NC Interpolation module plug-in includes using
In realize feeding control algolithm extension point, for realizing prediction transition algorithm extension point information, for realizing geometry motion
Extension point, for realizing channel control algolithm extension point and for realizing five axis control algolithms extension point.
6. a kind of digital control system managing device based on plug-in unit, which is characterized in that described device includes:
Loading module, for traverse be used for memory card plug-in unit catalogue, load the configuration file of plug-in unit in the plug-in unit catalogue,
Wherein, each functional module of digital control system exists in the form of plug-in unit；
Management module, for being carried out the following processing for each configuration file loaded: obtaining the dynamic in the configuration file
Chained library filename is loaded with the dynamic link library file of the dynamic link library file name；Execute the dynamic link library text
Plug-in unit in part creates function, and the plugin information in the configuration file is added in internal information management Hash table；To institute
State the plugin information distributing system resource in internal information management Hash table；After obtaining system resource, the dynamic chain is executed
The plug-in initialization function in library file is connect, to initialize the plugin information, completes to insert to belonging to the configuration file
The management of part.
7. device according to claim 6, which is characterized in that when plugin information includes extension point information,
The management module manages the plugin information distributing system resource in Hash table to the internal information, specifically:
The internal information is managed into the extension that extension point described in extension point information is called in Hash table and links to the expansion
Machine plotting；
The management module executes the plug-in initialization function in the dynamic link library file, to carry out to the plugin information
Initialization, specifically:
The plug-in initialization function in the dynamic link library file is executed, has been linked to searching symbol definition Hash table
Resulting function interface is added to global symbol using Hash table, and executes addition letter by the function interface for extending the extension of point
Global symbol after number interface uses Hash table, to realize the function of extension, completes the management to the affiliated plug-in unit of configuration file；Institute
Symbol definition Hash table is stated for storing the function interface of extension.
8. device according to claim 6, which is characterized in that when the plugin information includes extension information,
The management module manages the plugin information distributing system resource in Hash table to the internal information, specifically:
Storage resource is distributed to the plugin information in internal information management Hash table；
The management module executes the plug-in initialization function in the dynamic link library file, to carry out to the plugin information
Initialization, specifically:
Obtain symbol definition Hash table；The symbol definition Hash table is used to store the function interface of extension；
According to the storage resource distributed, the function interface of extension described by the extension information is added to symbol definition Hash
Table.
9. device according to claim 6, which is characterized in that plug-in unit include human-computer interaction interface plug-in unit, numerical control Soft- PLC insert
Part, numerical control interpreter plug-in unit and NC Interpolation module plug-in.
10. device according to claim 9, which is characterized in that the human-computer interaction interface plug-in unit includes aobvious for managing
The extension point and the extension point for administration page for showing control；The numerical control Soft- PLC plug-in unit includes the expansion for managing instruction catalogue
Machine plotting；The numerical control interpreter plug-in unit includes for explaining the extension point for executing code；The NC Interpolation module plug-in includes
It is transported for realizing the extension point of feeding control algolithm, for realizing the extension point information of prediction transition algorithm, for realizing geometry
Dynamic extends point, for realizing the extension point of channel control algolithm and for realizing the extension point of five axis control algolithms.
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