CN111796569A - Method and device for communication between machine tool and external equipment and industrial personal computer - Google Patents
Method and device for communication between machine tool and external equipment and industrial personal computer Download PDFInfo
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- CN111796569A CN111796569A CN202010645294.9A CN202010645294A CN111796569A CN 111796569 A CN111796569 A CN 111796569A CN 202010645294 A CN202010645294 A CN 202010645294A CN 111796569 A CN111796569 A CN 111796569A
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- 238000004891 communication Methods 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000004590 computer program Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 5
- 230000006870 function Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 2
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention provides a communication method of a machine tool and external equipment, which is applied to the technical field of numerical control and comprises the following steps: the method comprises the steps of detecting data to be communicated written in a first text file in a machine tool system, sending the data to be communicated to external equipment of the machine tool through a communication interface, receiving the data sent by the external equipment through the communication interface, and writing the data sent by the external equipment into a second text file of the machine tool system. The communication device between the machine tool and the external equipment and the industrial personal computer can realize communication between the machine tool without a communication function and the external equipment, improve the working efficiency of the machine tool and the external equipment and do not additionally increase the cost.
Description
Technical Field
The invention relates to the technical field of numerical control, in particular to a method and a device for communication between a machine tool and external equipment and an industrial personal computer.
Background
At present, the communication between the external control equipment and the machine tool mostly adopts a network port or serial port mode, and the external control equipment generally communicates with the machine tool according to a communication format followed by the machine tool to realize data exchange.
However, in the prior art, some machine tool systems do not provide detailed communication documents, or do not provide communication functions including network ports or serial ports, and in this case, the machine tool cannot communicate with external devices, and some functions that can be realized by automatically controlling the machine tool cannot be realized, so that convenience and intelligence of automatically controlling the machine tool are reduced.
Disclosure of Invention
The invention provides a communication method and device of a machine tool and external equipment and an industrial personal computer, and aims to solve the problem that the machine tool which is not provided with an external communication function cannot communicate with the external equipment.
The invention provides a communication method between a machine tool and external equipment, which comprises the following steps:
detecting data to be communicated written in a first text file in a machine tool system;
sending the data to be communicated to external equipment of the machine tool through a communication interface;
and receiving data sent by the external equipment through the communication interface, and writing the data sent by the external equipment into a second text file of the machine tool system.
The invention also provides a communication method between the machine tool and external equipment, which comprises the following steps:
controlling a machine tool system to write data to be communicated in a first text file of the machine tool system;
detecting the data to be communicated in the first text file, sending the data to be communicated to external equipment of the machine tool through a communication interface, enabling the external equipment to execute operation according to the data to be communicated, and receiving operation result data returned by the external equipment through the communication interface;
and writing the operation result data into a second text file.
The present invention also provides a machine tool and external device communication apparatus, comprising:
the detection module is used for detecting data to be communicated written in a first text file of the machine tool system;
the sending module is used for sending the data to be communicated to external equipment through a communication interface;
the sending module is further configured to receive data sent by the external device through the communication interface;
and the writing module is used for writing the data sent by the external equipment into a second text file of the machine tool system.
The invention also provides an industrial personal computer, which is arranged in the machine tool and comprises: memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements the machine tool and external device communication method as described above when executing the computer program.
In the embodiment, the CNC communication module with the communication interface is arranged in the machine tool, the communication interface is provided between the machine tool and the external equipment of the machine tool, the data to be communicated written by the machine tool in the first text file is sent to the external equipment, the data sent by the external equipment to the machine tool is written in the second text file of the machine tool system and is provided for the machine tool to obtain, so that the communication between the machine tool without the communication function and the external equipment is realized, the working efficiency of the machine tool and the external equipment is improved, no additional hardware is added, and the cost is low. And the external equipment can be controlled to work through the data to be communicated, the operation is simple and easy, and the cost is further reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a schematic application scenario diagram of a machine tool and an external device communication method according to an embodiment of the present invention.
Fig. 2 is a schematic flow chart of a method for communicating between a machine tool and an external device according to an embodiment of the present invention.
Fig. 3 is a schematic flow chart of a method for communicating between a machine tool and an external device according to another embodiment of the present invention.
Fig. 4 is a schematic flow chart of a method for communicating between a machine tool and an external device according to another embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a machine tool and external device communication apparatus according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an industrial personal computer provided in an embodiment of the present invention.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic view of an application scenario of a communication method between a machine tool and an external device according to an embodiment of the present invention, where the machine tool 10 has an industrial personal computer 11, and the industrial personal computer 11 is specifically a computer, and the industrial personal computer 11 is used to implement numerical control machining. The industrial personal computer 11 is installed with a numerical control system (hereinafter, referred to as a machine tool system) for controlling the operation of the machine tool, the industrial personal computer 11 is provided with a CNC (computer numerical control) communication module 12, the machine tool 10 which is not provided with a communication interface and cannot communicate with the outside is provided, and the CNC communication module 12 can implement a communication method between the machine tool and an external device to communicate with the external device 20.
Referring to fig. 2, fig. 2 is a diagram illustrating an embodiment of a method for communicating a machine tool with an external device, which is applied to the machine tool 10 and is capable of implementing communication between the machine tool 10 and the external device 20. The communication method of the machine tool and the external equipment mainly comprises the following steps:
s101, detecting data to be communicated written in a first text file in a machine tool system;
the machine tool needs to store the daily operation data, the machine tool system has the function of reading and writing text files, and the data are stored in some text files.
The CNC communication module detects whether data to be communicated are written in a preset first text file for writing data in a machine tool system, wherein the data to be communicated refer to data needing to be transmitted to external equipment, and the data to be communicated refer to new data to be communicated which are not written in the last detection. The first text file may specifically be a send.
S102, sending the data to be communicated to external equipment of the machine tool through a communication interface;
the CNC communication module is provided with a communication interface such as a network port or a serial port, and can send data to be communicated in the machine tool system to external equipment through the communication interface, wherein the external equipment can comprise an additional shaft, a robot, a vision system and the like.
The data to be communicated generally includes machining angle data of the additional axis, position data of the machine tool, and the like, which are required for the operation of the external device.
S103, receiving data sent by the external equipment through the communication interface, and writing the data sent by the external equipment into a second text file of the machine tool system.
The CNC communication module also receives data sent by the external equipment to the machine tool through the communication interface, wherein the data can be result data of operation executed by the external equipment according to the data to be communicated or other feedback data, such as error prompt of operation failure execution, and writes the received data into a second text file of the machine tool system. The second text file is specifically a receive.
And detecting and reading new data written in the receive.txt file by the machine tool system, and if no new data is detected, waiting for 200 milliseconds and then detecting.
In the embodiment, the CNC communication module with the communication interface is arranged in the machine tool, the communication interface is provided between the machine tool and the external equipment of the machine tool, the data to be communicated written by the machine tool in the first text file is sent to the external equipment, the data sent by the external equipment to the machine tool is written in the second text file of the machine tool system and is provided for the machine tool to obtain, so that the communication between the machine tool without the communication function and the external equipment is realized, the working efficiency of the machine tool and the external equipment is improved, no additional hardware is added, and the cost is low. And the external equipment can be controlled to work through the data to be communicated, the operation is simple and easy, and the cost is further reduced.
Referring to fig. 3, fig. 3 is a diagram illustrating an embodiment of a method for communicating a machine tool with an external device according to another embodiment of the present invention, where the method includes the following steps:
s201, detecting data to be communicated written in a send.text file in a machine tool system;
if detecting that the data to be communicated is written, executing step S202; if the data to be communicated is not detected, after waiting for 200 milliseconds, step S201 is executed again.
S202, confirming the type of the data to be communicated;
the types are divided according to the types of the external devices, for example, the data to be communicated sent to the additional axis is of a first type, the data to be communicated sent to the vision system is of a second type, the information to be communicated sent to the robot is of a third type, and the like.
When there are a plurality of external devices, the type of data to be communicated needs to be confirmed to determine the target external device to be transmitted.
S203, according to the type of the data to be communicated, sending the data to be communicated to external equipment corresponding to the type through a network port or a serial port;
the type of the data to be communicated corresponds to the type of the sent external equipment, namely, if the data to be communicated is of a first type, the data to be communicated is sent to the additional shaft; if the data to be communicated is of the second type, sending the data to be communicated to a vision system; and if the data to be communicated is of the third type, sending the data to the robot.
And S204, receiving data sent by the external equipment through the communication interface, and writing the data sent by the external equipment into a receive.
In the embodiment, a CNC communication module with a communication interface is arranged in a machine tool, so that the communication interface is provided between the machine tool and external equipment of the machine tool, after data to be communicated written in a send.text file by the machine tool is detected, the type of the data to be communicated is judged, the data to be communicated is sent to the external equipment corresponding to the type of the data to be communicated, the intelligence and the efficiency of data processing are improved, if the data to be communicated is not detected to be written in, the data to be communicated is detected again after 200 milliseconds, the data to be communicated to be transmitted is prevented from being missed, the data sent to the machine tool by the external equipment is written in a receive.text file of a machine tool system and is provided for the machine tool to be acquired, so that the communication between the machine tool without a communication function and the external equipment is realized, the working efficiency of the machine tool and the external equipment is improved, no additional hardware is added.
The execution body of the above embodiment is a CNC communication module, and the execution machine tool and external device communication method is described below with the industrial personal computer as the execution body.
Referring to fig. 4, fig. 4 is a schematic flow chart of a method for communicating a machine tool with an external device according to another embodiment of the present invention, where the method is applicable to an industrial personal computer, and the industrial personal computer may include a CNC communication module, where the CNC communication module is configured to perform all the following steps; it is also possible to include two modules, i.e., one is a control module for controlling the read-write operation of the machine tool system, and the other is a CNC communication module for performing the steps of the following steps except the read-write operation of the machine tool system. Specifically, the method comprises the following steps:
s301, controlling the machine tool system to write data to be communicated into a first text file of the machine tool system;
the industrial personal computer controls the machine tool system to write data to be communicated into a first text file, wherein the first text file is a send text file and is arranged in the machine tool system.
S302, detecting data to be communicated in the first text file, sending the data to be communicated to external equipment of the machine tool through a communication interface, enabling the external equipment to execute operation according to the data to be communicated, and receiving operation result data returned by the external equipment through the communication interface;
the industrial personal computer detects the data to be communicated newly written in the send text file, sends the data to the external equipment through the network port or the serial port, and the external equipment executes corresponding operation according to the data to be communicated and then returns operation result data to the industrial personal computer.
S303, writing the operation result data into a receive.txt file;
and the industrial personal computer writes the operation result data into a receive.
And S303, controlling the machine tool system to detect and read new operation result data written in the receive.
The new result operation data refers to the result operation data written by the machine tool system after the previous detection.
In one example, the external device is four-axis, the machine tool system writes a data rotation angle as data to be communicated into a send text file, the CNC communication module reads the data to be communicated and sends the data to the four-axis through a serial port, the four-axis receives the data rotation angle and sends a completion signal after completing the rotation, the CNC communication module writes completion information data into the receive text after receiving the completion signal, and the machine tool system reads new data when detecting that new data is written into the receive text.
In the embodiment, a CNC communication module with a communication interface is arranged in an industrial personal computer of the machine tool, so that the communication interface is provided between the machine tool and external equipment of the machine tool, the industrial personal computer controls a machine tool system to write data to be communicated in a send text file and sends the information to be communicated to the external equipment through the communication interface of the CNC communication module, so that the external equipment executes the new data to be communicated, an operation result fed back by the external equipment is written in a receive text file of the machine tool system, and the machine tool system is controlled to acquire the operation result data, so that communication between the machine tool without a communication function and the external equipment is realized, the working efficiency of the machine tool and the external equipment is improved, no additional hardware is added, and the cost is low. And the external equipment can be controlled to work through the data to be communicated, and the method is simple and easy to implement and low in cost.
Referring to fig. 5, fig. 5 is a schematic structural diagram of a communication device between a machine tool and an external device according to this embodiment, where the communication device is built in the machine tool, and specifically may be built in an industrial personal computer of the machine tool, to implement the communication method between the machine tool and the external device according to the foregoing embodiment, and the communication device may be a CNC communication module according to the foregoing embodiment. The device includes:
the detection module 401 is configured to detect data to be communicated written in a first text file of a machine tool system;
a sending module 402, configured to send data to be communicated to an external device through a communication interface;
a sending module 402, configured to receive data sent by an external device through a communication interface;
and a writing module 403, configured to write the data sent by the external device into a second text file of the machine tool system.
Specifically, the first text file is a send.
Further, the sending module 402 is further configured to confirm the type of the data to be communicated; and according to the type of the data to be communicated, sending the data to be communicated to the external equipment corresponding to the type through the network port or the serial port.
The detecting module 401 is further configured to detect the data to be communicated written in the first text file of the machine tool system again after waiting for 200 milliseconds if it is not detected that the data to be communicated is written in the first text file.
In this embodiment, the device for communicating the machine tool with the external device provides a communication interface between the machine tool and the external device, and the device sends data to be communicated, which is written by the machine tool in the first text file, to the external device, and writes the data, which is sent by the external device to the machine tool, in the second text file of the machine tool system, to the machine tool for obtaining, thereby realizing communication between the machine tool without a communication function and the external device, improving the working efficiency of the machine tool and the external device, and having low cost without additionally adding hardware. And the external equipment can be controlled to work through the data to be communicated, the operation is simple and easy, and the cost is further reduced.
Referring to fig. 6, fig. 6 is an industrial personal computer for a machine tool provided in this embodiment, and the industrial personal computer 11 includes a memory 501, a processor 502, and a computer program stored in the memory 501 and capable of running on the processor 502. The processor 502, when executing the computer program, implements the steps of the method for communicating between the machine tool and the external device according to the embodiment shown in fig. 2 to 3, or implements the steps of the method for communicating between the machine tool and the external device according to the embodiment shown in fig. 4.
The Processor 502 may be a Central Processing Unit (CPU), other general purpose Processor such as a microprocessor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field-Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc.
The memory 501 may include read-only memory and random access memory, and may also include non-volatile random access memory.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored, and when the computer program is executed by a processor, the computer program implements the steps of the method for communicating between the machine tool and the external device in the embodiments shown in fig. 2 to 4.
The computer program includes computer program code, and the computer program code may be in a source code form, an object code form, an executable file or some intermediate form.
The computer-readable storage medium may include: any entity or device capable of carrying the above-mentioned computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer readable Memory, Read-Only Memory (ROM), Random Access Memory (RAM), etc.
In the above description, the communication method between the machine tool and the external device, the communication device between the machine tool and the external device, and the industrial personal computer provided by the present invention are described, and for those skilled in the art, there may be variations in the specific implementation and the application scope according to the ideas of the embodiments of the present invention.
Claims (10)
1. A method of communicating a machine tool with an external device, comprising:
detecting data to be communicated written in a first text file in a machine tool system;
sending the data to be communicated to external equipment of the machine tool through a communication interface;
and receiving data sent by the external equipment through the communication interface, and writing the data sent by the external equipment into a second text file of the machine tool system.
2. The machine tool and external device communication method according to claim 1, wherein the detecting of the data to be communicated written in the first text file of the machine tool system comprises:
confirming the type of the data to be communicated;
sending the data to be communicated to external equipment connected with an industrial personal computer through a communication interface comprises the following steps:
and according to the type of the data to be communicated, sending the data to be communicated to the external equipment corresponding to the type through a network port or a serial port.
3. The machine tool and external device communication method according to claim 2, wherein the first text file is a send.
4. The machine tool and external device communication method of claim 3, further comprising:
and if the data to be communicated is not detected to be written in the first text file, the step of detecting the data to be communicated written in the first text file of the machine tool system is executed after 200 milliseconds.
5. A method of communicating a machine tool with an external device, comprising:
controlling a machine tool system to write data to be communicated in a first text file of the machine tool system;
detecting the data to be communicated in the first text file, sending the data to be communicated to external equipment of the machine tool through a communication interface, enabling the external equipment to execute operation according to the data to be communicated, and receiving operation result data returned by the external equipment through the communication interface;
and writing the operation result data into a second text file.
6. The machine tool and external device communication method of claim 5, further comprising:
and controlling the machine tool system to detect and read the new operation result data written in the second text file.
7. A machine tool and external device communication method according to claim 5 or 6, wherein the first text file is a send.
8. A machine tool and external device communication apparatus, comprising:
the detection module is used for detecting data to be communicated written in a first text file of the machine tool system;
the sending module is used for sending the data to be communicated to external equipment through a communication interface;
the sending module is further configured to receive data sent by the external device through the communication interface;
and the writing module is used for writing the data sent by the external equipment into a second text file of the machine tool system.
9. The machine tool and external device communication apparatus according to claim 8, wherein the first text file is a send.
10. An industrial personal computer, provided in a machine tool, comprising a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements a machine tool to external device communication method according to any one of claims 1 to 4 when executing the computer program, or implements a machine tool to external device communication method according to any one of claims 5 to 7.
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| CN202010645294.9A CN111796569A (en) | 2020-07-07 | 2020-07-07 | Method and device for communication between machine tool and external equipment and industrial personal computer |
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| CN202010645294.9A CN111796569A (en) | 2020-07-07 | 2020-07-07 | Method and device for communication between machine tool and external equipment and industrial personal computer |
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