CN106597991A - Numerically controlled machine tool remote monitoring method and device - Google Patents

Numerically controlled machine tool remote monitoring method and device Download PDF

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Publication number
CN106597991A
CN106597991A CN201611137204.5A CN201611137204A CN106597991A CN 106597991 A CN106597991 A CN 106597991A CN 201611137204 A CN201611137204 A CN 201611137204A CN 106597991 A CN106597991 A CN 106597991A
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China
Prior art keywords
data
state data
mdc
operating state
machine tool
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CN201611137204.5A
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Chinese (zh)
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朱铎先
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Beijing Guang Guang Creative Technology Ltd
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Beijing Guang Guang Creative Technology Ltd
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Priority to CN201611137204.5A priority Critical patent/CN106597991A/en
Publication of CN106597991A publication Critical patent/CN106597991A/en
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/18Numerical 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
    • G05B19/406Numerical 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 monitoring or safety
    • G05B19/4063Monitoring general control system

Abstract

The invention brings forward a numerically controlled machine tool remote monitoring method and device. The remote monitoring method comprises the following steps: machine tool work state data of a plurality of numerically controlled machine tools is collected; machine tool work state data of different protocol types is subjected to standardization processing operation via communication protocol conversion technologies, the data is the subjected to type-based treating and storing operation according to data content, the machine tool work state data is called via an MDC collecting end after being subjected to the standardization processing operation, the machine tool work state data is returned to an MDC server, and the returned machine tool work state data is subjected to report form publication and visualized display operation via the MDC server. A plurality of CNC equipment communication protocols are embedded in the numerically controlled machine tool remote monitoring device, CNC type equipment data can be collected rapidly, and a direct point-to-point data collection mode can be changed to an indirect remote monitoring mode.

Description

Numerically controlled machine remote monitoring method and device
Technical field
The present invention relates to Digit Control Machine Tool monitoring technology field, more particularly to a kind of numerically controlled machine remote monitoring method and dress Put.
Background technology
The on-line monitoring of Digit Control Machine Tool and data acquisition, there is at present following several ways:
(1) data acquisition, the FOCAS that such as Japan's FA NUC company provides are carried out using the special communication protocol of network interface card lathe Agreement, system manufacturers write middle protocol address lathe running data, and outer computer is read by interface function The real-time traffic information of lathe is taken, and is analyzed accordingly;
(2) communication acquisition data are carried out using the OPC Server of standard, and the computer of OPC Server deployment is carried out Communication, is called by the function library of OPC, obtains the operation information inside lathe;
(3) data acquisition, such as Modbus agreements, PROFINET agreements are carried out using PLC communication interfaces;
(4) transformed on a small quantity in Machine Tools Electric circuit part, I/O, A/D signal for gathering lathe is acquired data;
(5) using other special communications and acquisition protocols, realize that outer computer and lathe carry out information exchange, reach number According to collection purpose.
Above-mentioned five kinds of technologies are all to need computer and equipment to carry out direct communication link to obtain data, there is following asking Topic:
(1) there must be reliable and stable network between every equipment and server, once network interrupts, because communication process It is abnormal, often lead to gathered data losss, error in data, system events such as machine of delaying and occur.
(2) it is incompatible between various communications protocol, need to dispose various capture programs on a server, to server There are different software and hardware environmental requirements, gather used PORT COM conflict phenomenon universal;
(3) under industrial environment, common server does not adapt to the requirement of workshop electromagnetic interference, greasy dirt, vibrations, noise, The IT centers of enterprise can only be deployed in;The communication of mechanical floor and server usually needs to penetrate multi-layer fireproofing wall, but much sets Standby acquisition protocols are to be unable to cross-network segment communication, incompatible fire wall to arrange.
(4) lacking at present on market can support to be adapted to the Digit Control Machine Tool acquisition hardware that industrial environment is used:Possess above-mentioned Acquisition technique, and can compatible and deployment the problem of resolution protocol.
The content of the invention
The purpose of the present invention is intended at least solve one of described technological deficiency.
For this purpose, it is an object of the invention to proposing a kind of numerically controlled machine remote monitoring method and device, embedded various CNC set Standby communications protocol, it is possible to achieve quickly CNC kind equipment data acquisitions, between direct point-to-point data acquisition modes are changed into Connect remote monitoring.
To achieve these goals, embodiments of the invention provide a kind of numerically controlled machine remote monitoring method, including as follows Step:
Step S1, gathers the lathe operating state data of multiple Digit Control Machine Tools, wherein, the lathe operating state data root There is different agreement type according to the model of the Digit Control Machine Tool belonging to it;
Step S2, the lathe operating state data to different agreement type, using communications protocol switch technology standard is carried out Change is processed, and carries out classify process and storage according to data content;
Step S3, by MDC collection terminals the lathe operating state data after standardization is called, and by lathe work shape State data return to MDC servers;
Step S4, carries out form and delivers and visualization exhibition by the MDC servers to the lathe operating state data for returning Show.
Further, the transport-type of the lathe operating state data includes one or more of:RJ45 Ethernets are assisted View, RS232 agreements, RS485 agreements and USB Type.
Further, the lathe operating state data is categorized as according to data content:
Monitor in real time technological parameter:Feeding F/ rotating speed S/ power P OWER/ programs PROGRAM;
Historical data:Machine operation resume, warning resume, processing piece count;
Process data:Coordinate, servo shaft current I, stroke;
Cutter data:Cutter number, cutter storage capacity, Tool in Cutting time, cutter loading time.
Further, the lathe operating state data of different agreement type is standardized using communications protocol switch technology Process, unification is converted to OPC UA formatted datas.
The embodiment of the present invention also proposes a kind of numerically controlled machine remote supervising device, including:Intelligent MDC harvesters and MDC Server, the intelligent MDC harvesters are further included:Bottom collecting device, communications protocol conversion equipment, MDC collections set Standby and storage device, wherein, the bottom collecting device is communicated with multiple Digit Control Machine Tools, for gathering multiple Digit Control Machine Tools Lathe operating state data, wherein, the model of Digit Control Machine Tool of the lathe operating state data according to belonging to it has not Same protocol type;The communications protocol conversion equipment is used for the lathe operating state data to different agreement type, using communication Protocol conversion technology is standardized, and carries out classification process according to data content;The storage device is used to store mark Lathe operating state data after quasi-ization process;The MDC collecting devices are used to call the work shape of the lathe after standardization State data, and the lathe operating state data is returned to into the MDC servers, by lathe of the MDC servers to return Operating state data carries out form and delivers and visual presentation.
Further, the interface of the bottom collecting device includes one or more of:RJ45 Ethernet interfaces, RS232 Serial ports, RS485 parallel ports and USB interface.
Further, the lathe operating state data is categorized as according to data content:
Monitor in real time technological parameter:Feeding F/ rotating speed S/ power P OWER/ programs PROGRAM;
Historical data:Machine operation resume, warning resume, processing piece count;
Process data:Coordinate, servo shaft current I, stroke;
Cutter data:Cutter number, cutter storage capacity, Tool in Cutting time, cutter loading time.
Further, the communications protocol conversion equipment utilizes lathe worker of the communications protocol switch technology to different agreement type It is standardized as status data, unification is converted to OPC UA formatted datas.
Further, the storage device adopts hard disk.
Further, the built-in communications protocol of the bottom collecting device includes:Siemens's OPC acquisition protocols, FANUC FOCAS acquisition protocols, HEIDENHAIN DNC acquisition protocols, OKUMA API acquisition protocols, HNC API acquisition protocols, new generation API acquisition protocols.
Numerically controlled machine remote monitoring method according to embodiments of the present invention and device, are different from other industrial gateways etc. hard Part, can only gather PLC, I/O protocol data, and the present invention has embedded various CNC device talks agreements, it is possible to achieve quick CNC Direct point-to-point data acquisition modes are changed into indirect remote monitoring by kind equipment data acquisition, are had the advantages that:
(1) various Machine Tool Communication agreements have been concentrated, the data acquisition of modal digital control system in the market has been supported Agreement.
(2) the bottom acquisition software and protocol conversion software of deployment, can avoid in data acquisition, because some are logical The drawbacks of news agreement is unable to firewall-penetrating, is unable to cross-network segment and communicates.
(3) using built-in template configuration method, user is used without grasping very professional communication knowledge, reduces The difficulty of the project implementation.
(4) by the way that various off-gauge underlying device communications protocol to be converted into the longo OPC agreements of standard, number is facilitated Communicated with bottom according to acquisition server real-time stabilization.Because in the communication process of server only the storage of burden data and Issue, with server directly compared with the method that lathe is communicated, a server can connect more Digit Control Machine Tools, The response speed of data acquisition is faster.The present invention can realize recording a data by former every 1s, bring up to 0.5s records One data.
(5) realize directly carrying out data acquisition with multiple stage lathe, and using hard-disc storage data, when doing for company upper end When public network network is out of order, as long as the device does not have suspension with lathe, you can ensure that live all devices data acquisition is normally carried out; The data for being gathered can be temporarily stored in device hard disk, and when network recovery, the MDC servers of upper end understand automatic and device and enter line number According to breaking point uploading.
(6) the standard Longo OPC services of MDC software datas output, meet current industry OPC UA consensus standards Interface software, is easy to enterprise's other information system to carry out integrated, realizes that underlying device information is quickly uploaded.
The additional aspect of the present invention and advantage will be set forth in part in the description, and partly will become from the following description Obtain substantially, or recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the description with reference to accompanying drawings below to embodiment It is substantially and easy to understand, wherein:
Fig. 1 is the flow chart of the numerically controlled machine remote monitoring method according to one embodiment of the invention;
Fig. 2 is the flow chart of the numerically controlled machine remote monitoring method according to another embodiment of the present invention;
Fig. 3 is the structure chart of the numerical control machine long-distance monitorng device according to the embodiment of the present invention;
Fig. 4 is the system program Organization Chart according to the embodiment of the present invention;
Fig. 5 is the system deployment design drawing according to the embodiment of the present invention;
Fig. 6 is the schematic diagram of the database design model according to one embodiment of the invention;
Fig. 7 is the schematic diagram of the database design model according to another embodiment of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of embodiment is shown in the drawings, wherein identical from start to finish Or similar label represents same or similar element or the element with same or like function.Retouch below with reference to accompanying drawing The embodiment stated is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
As shown in figure 1, the numerically controlled machine remote monitoring method of the embodiment of the present invention, comprises the steps:
Step S1, gathers the lathe operating state data of multiple Digit Control Machine Tools, wherein, lathe operating state data is according to it The model of affiliated Digit Control Machine Tool has different agreement type.
With reference to Fig. 2, the built-in communications protocol of bottom collecting device includes:Siemens's OPC acquisition protocols, FANUC FOCAS It is acquisition protocols, HEIDENHAIN DNC acquisition protocols, OKUMA API acquisition protocols, HNC API acquisition protocols, new for API collections Agreement.And with technological progress, the built-in communications protocol in the inside will be continuously increased.
In one embodiment of the invention, can support that various communications connect with the collecting device of Digit Control Machine Tool communication Mouthful, comprising RJ45 Ethernets, RS232 serial ports, RS485 parallel ports, USB port.Wherein, Ethernet interface can be connected with switch Connect.That is, the transport-type of lathe operating state data includes one or more of:RJ45 Ethernet protocols, RS232 agreements, RS485 agreements and USB Type.
Step S2, the lathe operating state data to different agreement type, using communications protocol switch technology standard is carried out Change is processed, and carries out classify process and storage according to data content.
Preferably, the lathe operating state data of different agreement type is standardized using communications protocol switch technology Process, unification is converted to OPC UA formatted datas.
In this step, bottom collecting device is standardized by the data that different agreement sends back, collection Data are processed according to following classification, are stored on the hard disk of device, and uniform format specification is OPC UA formatted datas.
In one embodiment of the invention, lathe operating state data is categorized as according to data content:
Monitor in real time technological parameter:Feeding F/ rotating speed S/ power P OWER/ programs PROGRAM etc.;
Historical data:Machine operation resume, warning resume, processing piece count etc.;
Process data:Coordinate, servo shaft current I, stroke etc.;
Cutter data:Cutter number, cutter storage capacity, Tool in Cutting time, cutter loading time etc..
Step S3, by MDC collection terminals the lathe operating state data after standardization is called, and by lathe work shape State data return to MDC servers.
When MDC collection terminals need the data for calling underlying device, directly carried out by OPC UA modes integrated, will be called The data of OPC UA, return to MDC servers,
Step S4, carries out form and delivers and visual presentation by MDC servers to the lathe operating state data for returning, from And be shown to monitoring management personnel, use for analysis
Further, MDC servers can be with integrated with other systems.Third party system needs and the MDC system integrations, can be with Directly carry out OPC modes with the MDC service ends of upper end integrated.
Fig. 4 is the system program Organization Chart according to the embodiment of the present invention.
As shown in figure 4, performing following action by Winform:Start and stop service, upgrading associated component, configuration data Storehouse connects and tests, checks relative program implementation status by JAVA processes by the connection of JAVA processes.Then, by Windows service realize system maintenance, ensure the operation of JAVA processes.JAVA processes can be performed and complete following functions: Process ensures (Wartch dog), data packing, connection database (later stage is by servicing connection), the operation information of each program Caching.The above is packed and is sent to message queue by JAVA processes, while by JAVA Process flowcharts and monitoring multiple business Process.As shown in figure 3, the embodiment of the present invention also proposes a kind of Digit Control Machine Tool supervising device, including:The intelligent He of MDC harvesters 1 MDC servers 2.Wherein, intelligent MDC harvesters 1 are further included:Bottom collecting device 11, communications protocol conversion equipment 12, MDC collecting devices 13 and storage device 14.
In one embodiment of the invention intelligence MDC harvesters 1 support the operating systems such as LINUX, WINDOWS.
Specifically, bottom collecting device 11 is communicated with multiple Digit Control Machine Tools, for gathering the machine of multiple Digit Control Machine Tools Bed operating state data.Wherein, the model of Digit Control Machine Tool of the lathe operating state data according to belonging to it has different agreement class Type.
The built-in communications protocol of bottom collecting device 11 includes:Siemens's OPC acquisition protocols, FANUC FOCAS collections association It is view, HEIDENHAIN DNC acquisition protocols, OKUMA API acquisition protocols, HNC API acquisition protocols, new for API acquisition protocols. And with technological progress, the built-in communications protocol in the inside will be continuously increased.
In one embodiment of the invention, can support that various communications connect with the collecting device of Digit Control Machine Tool communication Mouthful, comprising RJ45 Ethernets, RS232 serial ports, RS485 parallel ports, USB port.Wherein, Ethernet interface can be connected with switch Connect.That is, the transport-type of lathe operating state data includes one or more of:RJ45 Ethernet protocols, RS232 agreements, RS485 agreements and USB Type.
Communications protocol conversion equipment 12 is used for the lathe operating state data to different agreement type, is turned using communications protocol The technology of changing is standardized, and carries out classification process according to data content.
Preferably, communications protocol conversion equipment 12 is worked the lathe of different agreement type using communications protocol switch technology Status data is standardized, and unification is converted to OPC UA formatted datas.
In one embodiment of the invention, lathe operating state data is categorized as according to data content:
Monitor in real time technological parameter:Feeding F/ rotating speed S/ power P OWER/ programs PROGRAM etc.;
Historical data:Machine operation resume, warning resume, processing piece count etc.;
Process data:Coordinate, servo shaft current I, stroke etc.;
Cutter data:Cutter number, cutter storage capacity, Tool in Cutting time, cutter loading time etc..
Storage device 14 is used to store the lathe operating state data after standardization.In one embodiment of the present of invention In, storage device 14 can adopt hard disk.
MDC collecting devices 13 are used to call the lathe operating state data after standardization, and by lathe work shape State data return to MDC servers 2.
Specifically, when MDC collection terminals need the data for calling underlying device, directly collected by OPC UA modes Into, the data of OPC UA will be called, return to MDC servers 2.
Form is carried out by the lathe operating state data of 2 pairs of returns of MDC servers to deliver and visual presentation, so as to prison Control administrative staff be shown, and uses for analysis
Further, MDC servers 2 can be with integrated with other systems.Third party system needs and the MDC system integrations, can It is integrated directly to carry out OPC modes with the MDC service ends of upper end.
Fig. 5 is the system deployment design drawing according to the embodiment of the present invention.
As shown in figure 5, multiple stage acquisition server can simultaneously with the information such as network interface card, hardware, bar code scan equipment and touch-screen Collection communication, realizes collection information, and is sent to MDC databases and client by LAN.Multiple hand-held terminal devices are adopted Collection information, and the information for collecting is sent to LAN by wireless aps (WAP), and then sent by LAN To MDC databases and client.In client-side, LED giant-screens can be simultaneously accessed, so as to facilitate user to check respective counts According to.
Fig. 6 and Fig. 7 are respectively the schematic diagram of database design model.As shown in fig. 6, the mould that can be stored with MDC databases Type defines table, order of classes or grades at school production information (one-to-one), order of classes or grades at school production information (one-to-many) and the order of classes or grades at school table combined according to the two.Such as Shown in Fig. 7, system dictionary is defined, including:Define COS and configuration server, definition module type and configure respective mode Block, defines collection terminal process type and configures corresponding equipment acquisition component, according to equipment and the relation of part, equipment is gathered Part and equipment (EQ) are configured.Meanwhile, manufacturing cell's table (MU) is generated according to the institutional framework (DP) for arranging, set up manufacture Relation between cell list and equipment (EQ).
Numerically controlled machine remote monitoring method according to embodiments of the present invention and device, are different from other industrial gateways etc. hard Part, can only gather PLC, I/O protocol data, and the present invention has embedded various CNC device talks agreements, it is possible to achieve quick CNC Direct point-to-point data acquisition modes are changed into indirect remote monitoring by kind equipment data acquisition, are had the advantages that:
(1) various Machine Tool Communication agreements have been concentrated, the data acquisition of modal digital control system in the market has been supported Agreement.
(2) the bottom acquisition software and protocol conversion software of deployment, can avoid in data acquisition, because some are logical The drawbacks of news agreement is unable to firewall-penetrating, is unable to cross-network segment and communicates.
(3) using built-in template configuration method, user is used without grasping very professional communication knowledge, reduces The difficulty of the project implementation.
(4) by the way that various off-gauge underlying device communications protocol to be converted into the longo OPC agreements of standard, number is facilitated Communicated with bottom according to acquisition server real-time stabilization.Because in the communication process of server only the storage of burden data and Issue, with server directly compared with the method that lathe is communicated, a server can connect more Digit Control Machine Tools, The response speed of data acquisition is faster.The present invention can realize recording a data by former every 1s, bring up to 0.5s records One data.
(5) realize directly carrying out data acquisition with multiple stage lathe, and using hard-disc storage data, when doing for company upper end When public network network is out of order, as long as the device does not have suspension with lathe, you can ensure that live all devices data acquisition is normally carried out; The data for being gathered can be temporarily stored in device hard disk, and when network recovery, the MDC servers of upper end understand automatic and device and enter line number According to breaking point uploading.
(6) the standard Longo OPC services of MDC software datas output, meet current industry OPC UA consensus standards Interface software, is easy to enterprise's other information system to carry out integrated, realizes that underlying device information is quickly uploaded.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any One or more embodiments or example in combine in an appropriate manner.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is in the principle and objective without departing from the present invention In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.The scope of the present invention Extremely it is equal to limit by claims.

Claims (10)

1. a kind of numerically controlled machine remote monitoring method, it is characterised in that comprise the steps:
Step S1, gathers the lathe operating state data of multiple Digit Control Machine Tools, wherein, the lathe operating state data is according to it The model of affiliated Digit Control Machine Tool has different agreement type;
Step S2, the lathe operating state data to different agreement type, using communications protocol switch technology place is standardized Reason, and classify process and storage are carried out according to data content;
Step S3, by MDC collection terminals the lathe operating state data after standardization is called, and by lathe work status number According to returning to MDC servers;
Step S4, carries out form and delivers and visual presentation by the MDC servers to the lathe operating state data for returning.
2. method for monitoring numerical control machine as claimed in claim 1, it is characterised in that the transmission of the lathe operating state data Type includes one or more of:RJ45 Ethernet protocols, RS232 agreements, RS485 agreements and USB Type.
3. method for monitoring numerical control machine as claimed in claim 1, it is characterised in that the lathe operating state data is according to number It is according to classifying content:
Monitor in real time technological parameter:Feeding F/ rotating speed S/ power P OWER/ programs PROGRAM;
Historical data:Machine operation resume, warning resume, processing piece count;
Process data:Coordinate, servo shaft current I, stroke;
Cutter data:Cutter number, cutter storage capacity, Tool in Cutting time, cutter loading time.
4. method for monitoring numerical control machine as claimed in claim 1, it is characterised in that using communications protocol switch technology to difference The lathe operating state data of protocol type is standardized, and unification is converted to OPC UA formatted datas.
5. a kind of numerically controlled machine remote supervising device, it is characterised in that include:Intelligent MDC harvesters and MDC servers, institute State intelligent MDC harvesters to further include:Bottom collecting device, communications protocol conversion equipment, MDC collecting devices and storage set It is standby, wherein,
The bottom collecting device is communicated with multiple Digit Control Machine Tools, for gathering the lathe working condition of multiple Digit Control Machine Tools Data, wherein, the model of Digit Control Machine Tool of the lathe operating state data according to belonging to it has different agreement type;
The communications protocol conversion equipment is used for the lathe operating state data to different agreement type, is changed using communications protocol Technology is standardized, and carries out classification process according to data content;
The storage device is used to store the lathe operating state data after standardization;
The MDC collecting devices are used to call the lathe operating state data after standardization, and by the lathe working condition Data return to the MDC servers, by the MDC servers to return lathe operating state data carry out form deliver and Visual presentation.
6. Digit Control Machine Tool supervising device as claimed in claim 5, it is characterised in that the interface of the bottom collecting device includes One or more of:RJ45 Ethernet interfaces, RS232 serial ports, RS485 parallel ports and USB interface.
7. Digit Control Machine Tool supervising device as claimed in claim 5, it is characterised in that the lathe operating state data is according to number It is according to classifying content:
Monitor in real time technological parameter:Feeding F/ rotating speed S/ power P OWER/ programs PROGRAM;
Historical data:Machine operation resume, warning resume, processing piece count;
Process data:Coordinate, servo shaft current I, stroke;
Cutter data:Cutter number, cutter storage capacity, Tool in Cutting time, cutter loading time.
8. Digit Control Machine Tool supervising device as claimed in claim 5, it is characterised in that the communications protocol conversion equipment is using logical News protocol conversion technology is standardized to the lathe operating state data of different agreement type, and unification is converted to OPC UA Formatted data.
9. Digit Control Machine Tool supervising device as claimed in claim 5, it is characterised in that the storage device adopts hard disk.
10. Digit Control Machine Tool supervising device as claimed in claim 5, it is characterised in that built-in logical of the bottom collecting device News agreement includes:Siemens's OPC acquisition protocols, FANUC FOCAS acquisition protocols, HEIDENHAIN DNC acquisition protocols, OKUMA It is API acquisition protocols, HNC API acquisition protocols, new for API acquisition protocols.
CN201611137204.5A 2016-12-12 2016-12-12 Numerically controlled machine tool remote monitoring method and device Pending CN106597991A (en)

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CN114710519A (en) * 2022-03-02 2022-07-05 大连光洋自动化液压系统有限公司 OPCUA server system based on numerical control system
CN116540633A (en) * 2023-07-05 2023-08-04 中科航迈数控软件(深圳)有限公司 Machine tool debugging method, machine tool debugging device, terminal equipment and computer readable storage medium
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Application publication date: 20170426